./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 20:07:21,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:07:21,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:07:21,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:07:21,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:07:21,609 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:07:21,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:07:21,612 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:07:21,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:07:21,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:07:21,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:07:21,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:07:21,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:07:21,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:07:21,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:07:21,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:07:21,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:07:21,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:07:21,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:07:21,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:07:21,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:07:21,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:07:21,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:07:21,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:07:21,639 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:07:21,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:07:21,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:07:21,641 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:07:21,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:07:21,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:07:21,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:07:21,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:07:21,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:07:21,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:07:21,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:07:21,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:07:21,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:07:21,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:07:21,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:07:21,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:07:21,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:07:21,653 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-18 20:07:21,675 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:07:21,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:07:21,676 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:07:21,676 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:07:21,677 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:07:21,677 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:07:21,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:07:21,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:07:21,679 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:07:21,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:07:21,679 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:07:21,679 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:07:21,680 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:07:21,680 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:07:21,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:07:21,681 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:07:21,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:07:21,681 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:07:21,681 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-18 20:07:21,682 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:07:21,682 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:07:21,682 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:07:21,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:07:21,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:07:21,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:07:21,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:07:21,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:07:21,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:07:21,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:07:21,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:07:21,685 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:07:21,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:07:21,685 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:07:21,685 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:07:21,686 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:07:21,686 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 [2022-11-18 20:07:21,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:07:21,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:07:21,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:07:21,982 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:07:21,982 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:07:21,984 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2022-11-18 20:07:22,065 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro/data/82b039a0f/4f9765f4fd0245d892a2d6312889e6ac/FLAG37a6d39f7 [2022-11-18 20:07:22,679 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:07:22,680 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2022-11-18 20:07:22,691 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro/data/82b039a0f/4f9765f4fd0245d892a2d6312889e6ac/FLAG37a6d39f7 [2022-11-18 20:07:23,042 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro/data/82b039a0f/4f9765f4fd0245d892a2d6312889e6ac [2022-11-18 20:07:23,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:07:23,048 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:07:23,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:07:23,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:07:23,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:07:23,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:07:23" (1/1) ... [2022-11-18 20:07:23,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ac6b0ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:23, skipping insertion in model container [2022-11-18 20:07:23,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:07:23" (1/1) ... [2022-11-18 20:07:23,066 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:07:23,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:07:23,454 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6687,6700] [2022-11-18 20:07:23,476 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:07:23,490 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:07:23,586 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6687,6700] [2022-11-18 20:07:23,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:07:23,605 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:07:23,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:23 WrapperNode [2022-11-18 20:07:23,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:07:23,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:07:23,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:07:23,607 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:07:23,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:23" (1/1) ... [2022-11-18 20:07:23,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:23" (1/1) ... [2022-11-18 20:07:23,730 INFO L138 Inliner]: procedures = 26, calls = 93, calls flagged for inlining = 27, calls inlined = 33, statements flattened = 1070 [2022-11-18 20:07:23,731 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:07:23,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:07:23,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:07:23,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:07:23,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:23" (1/1) ... [2022-11-18 20:07:23,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:23" (1/1) ... [2022-11-18 20:07:23,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:23" (1/1) ... [2022-11-18 20:07:23,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:23" (1/1) ... [2022-11-18 20:07:23,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:23" (1/1) ... [2022-11-18 20:07:23,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:23" (1/1) ... [2022-11-18 20:07:23,827 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:23" (1/1) ... [2022-11-18 20:07:23,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:23" (1/1) ... [2022-11-18 20:07:23,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:07:23,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:07:23,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:07:23,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:07:23,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:23" (1/1) ... [2022-11-18 20:07:23,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:07:23,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:07:23,899 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:07:23,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:07:23,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:07:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:07:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:07:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 20:07:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-18 20:07:23,945 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-18 20:07:23,945 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-18 20:07:23,945 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-18 20:07:23,945 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-18 20:07:23,946 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-18 20:07:23,946 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-18 20:07:23,946 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-18 20:07:23,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:07:23,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-18 20:07:23,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-18 20:07:23,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 20:07:23,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:07:23,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:07:23,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:07:23,951 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-18 20:07:24,188 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:07:24,190 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:07:25,711 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:07:26,732 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:07:26,733 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-11-18 20:07:26,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:07:26 BoogieIcfgContainer [2022-11-18 20:07:26,736 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:07:26,739 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:07:26,739 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:07:26,742 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:07:26,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:07:23" (1/3) ... [2022-11-18 20:07:26,744 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30cea143 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:07:26, skipping insertion in model container [2022-11-18 20:07:26,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:23" (2/3) ... [2022-11-18 20:07:26,744 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30cea143 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:07:26, skipping insertion in model container [2022-11-18 20:07:26,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:07:26" (3/3) ... [2022-11-18 20:07:26,746 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-commit-2.wvr-bad.c [2022-11-18 20:07:26,755 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-18 20:07:26,766 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:07:26,766 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 186 error locations. [2022-11-18 20:07:26,766 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-18 20:07:27,021 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-11-18 20:07:27,067 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 683 places, 707 transitions, 1446 flow [2022-11-18 20:07:27,385 INFO L130 PetriNetUnfolder]: 37/703 cut-off events. [2022-11-18 20:07:27,386 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-11-18 20:07:27,402 INFO L83 FinitePrefix]: Finished finitePrefix Result has 720 conditions, 703 events. 37/703 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 1532 event pairs, 0 based on Foata normal form. 0/480 useless extension candidates. Maximal degree in co-relation 604. Up to 8 conditions per place. [2022-11-18 20:07:27,402 INFO L82 GeneralOperation]: Start removeDead. Operand has 683 places, 707 transitions, 1446 flow [2022-11-18 20:07:27,424 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 658 places, 681 transitions, 1386 flow [2022-11-18 20:07:27,444 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 20:07:27,451 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@64c98f15, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 20:07:27,452 INFO L358 AbstractCegarLoop]: Starting to check reachability of 340 error locations. [2022-11-18 20:07:27,457 INFO L130 PetriNetUnfolder]: 0/42 cut-off events. [2022-11-18 20:07:27,458 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-18 20:07:27,458 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:27,459 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:27,459 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:27,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:27,464 INFO L85 PathProgramCache]: Analyzing trace with hash 369491130, now seen corresponding path program 1 times [2022-11-18 20:07:27,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:27,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363455941] [2022-11-18 20:07:27,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:27,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:27,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:27,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:27,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:27,857 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363455941] [2022-11-18 20:07:27,858 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363455941] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:27,858 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:27,859 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:27,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743387779] [2022-11-18 20:07:27,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:27,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:27,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:27,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:27,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:27,920 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 522 out of 707 [2022-11-18 20:07:27,926 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 658 places, 681 transitions, 1386 flow. Second operand has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:27,926 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:27,926 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 522 of 707 [2022-11-18 20:07:27,928 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:28,289 INFO L130 PetriNetUnfolder]: 56/562 cut-off events. [2022-11-18 20:07:28,289 INFO L131 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2022-11-18 20:07:28,292 INFO L83 FinitePrefix]: Finished finitePrefix Result has 643 conditions, 562 events. 56/562 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 535 event pairs, 0 based on Foata normal form. 28/505 useless extension candidates. Maximal degree in co-relation 519. Up to 62 conditions per place. [2022-11-18 20:07:28,296 INFO L137 encePairwiseOnDemand]: 550/707 looper letters, 25 selfloop transitions, 2 changer transitions 8/526 dead transitions. [2022-11-18 20:07:28,297 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 521 places, 526 transitions, 1130 flow [2022-11-18 20:07:28,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:28,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:28,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1748 transitions. [2022-11-18 20:07:28,321 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8241395568128241 [2022-11-18 20:07:28,322 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1748 transitions. [2022-11-18 20:07:28,323 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1748 transitions. [2022-11-18 20:07:28,329 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:28,331 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1748 transitions. [2022-11-18 20:07:28,340 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 582.6666666666666) internal successors, (1748), 3 states have internal predecessors, (1748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:28,352 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:28,354 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:28,356 INFO L175 Difference]: Start difference. First operand has 658 places, 681 transitions, 1386 flow. Second operand 3 states and 1748 transitions. [2022-11-18 20:07:28,357 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 521 places, 526 transitions, 1130 flow [2022-11-18 20:07:28,367 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 513 places, 526 transitions, 1114 flow, removed 0 selfloop flow, removed 8 redundant places. [2022-11-18 20:07:28,380 INFO L231 Difference]: Finished difference. Result has 513 places, 518 transitions, 1048 flow [2022-11-18 20:07:28,383 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1060, PETRI_DIFFERENCE_MINUEND_PLACES=511, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=526, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=524, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1048, PETRI_PLACES=513, PETRI_TRANSITIONS=518} [2022-11-18 20:07:28,387 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -145 predicate places. [2022-11-18 20:07:28,388 INFO L495 AbstractCegarLoop]: Abstraction has has 513 places, 518 transitions, 1048 flow [2022-11-18 20:07:28,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:28,389 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:28,390 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:28,390 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 20:07:28,390 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:28,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:28,391 INFO L85 PathProgramCache]: Analyzing trace with hash -37935344, now seen corresponding path program 1 times [2022-11-18 20:07:28,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:28,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820167232] [2022-11-18 20:07:28,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:28,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:28,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:28,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:28,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820167232] [2022-11-18 20:07:28,532 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820167232] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:28,532 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:28,532 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:28,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987544601] [2022-11-18 20:07:28,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:28,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:28,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:28,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:28,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:28,537 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 522 out of 707 [2022-11-18 20:07:28,539 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 513 places, 518 transitions, 1048 flow. Second operand has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:28,539 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:28,539 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 522 of 707 [2022-11-18 20:07:28,539 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:28,776 INFO L130 PetriNetUnfolder]: 56/553 cut-off events. [2022-11-18 20:07:28,777 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-11-18 20:07:28,779 INFO L83 FinitePrefix]: Finished finitePrefix Result has 626 conditions, 553 events. 56/553 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 527 event pairs, 0 based on Foata normal form. 0/477 useless extension candidates. Maximal degree in co-relation 576. Up to 63 conditions per place. [2022-11-18 20:07:28,782 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 26 selfloop transitions, 2 changer transitions 0/517 dead transitions. [2022-11-18 20:07:28,783 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 506 places, 517 transitions, 1102 flow [2022-11-18 20:07:28,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:28,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:28,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1595 transitions. [2022-11-18 20:07:28,787 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.752003771805752 [2022-11-18 20:07:28,787 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1595 transitions. [2022-11-18 20:07:28,787 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1595 transitions. [2022-11-18 20:07:28,789 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:28,789 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1595 transitions. [2022-11-18 20:07:28,793 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 531.6666666666666) internal successors, (1595), 3 states have internal predecessors, (1595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:28,797 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:28,799 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:28,800 INFO L175 Difference]: Start difference. First operand has 513 places, 518 transitions, 1048 flow. Second operand 3 states and 1595 transitions. [2022-11-18 20:07:28,800 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 506 places, 517 transitions, 1102 flow [2022-11-18 20:07:28,804 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 504 places, 517 transitions, 1098 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:28,810 INFO L231 Difference]: Finished difference. Result has 504 places, 517 transitions, 1046 flow [2022-11-18 20:07:28,811 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1042, PETRI_DIFFERENCE_MINUEND_PLACES=502, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=517, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=515, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1046, PETRI_PLACES=504, PETRI_TRANSITIONS=517} [2022-11-18 20:07:28,812 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -154 predicate places. [2022-11-18 20:07:28,812 INFO L495 AbstractCegarLoop]: Abstraction has has 504 places, 517 transitions, 1046 flow [2022-11-18 20:07:28,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:28,814 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:28,814 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:28,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 20:07:28,815 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:28,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:28,815 INFO L85 PathProgramCache]: Analyzing trace with hash 51318894, now seen corresponding path program 1 times [2022-11-18 20:07:28,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:28,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854721598] [2022-11-18 20:07:28,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:28,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:28,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:28,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:28,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:28,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854721598] [2022-11-18 20:07:28,873 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854721598] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:28,874 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:28,874 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:28,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220943288] [2022-11-18 20:07:28,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:28,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:28,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:28,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:28,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:28,878 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 522 out of 707 [2022-11-18 20:07:28,880 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 504 places, 517 transitions, 1046 flow. Second operand has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:28,881 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:28,881 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 522 of 707 [2022-11-18 20:07:28,881 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:29,075 INFO L130 PetriNetUnfolder]: 56/552 cut-off events. [2022-11-18 20:07:29,076 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-11-18 20:07:29,078 INFO L83 FinitePrefix]: Finished finitePrefix Result has 625 conditions, 552 events. 56/552 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 532 event pairs, 0 based on Foata normal form. 0/477 useless extension candidates. Maximal degree in co-relation 568. Up to 63 conditions per place. [2022-11-18 20:07:29,081 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 26 selfloop transitions, 2 changer transitions 0/516 dead transitions. [2022-11-18 20:07:29,081 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 505 places, 516 transitions, 1100 flow [2022-11-18 20:07:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:29,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:29,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1595 transitions. [2022-11-18 20:07:29,086 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.752003771805752 [2022-11-18 20:07:29,086 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1595 transitions. [2022-11-18 20:07:29,086 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1595 transitions. [2022-11-18 20:07:29,087 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:29,087 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1595 transitions. [2022-11-18 20:07:29,091 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 531.6666666666666) internal successors, (1595), 3 states have internal predecessors, (1595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:29,097 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:29,099 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:29,099 INFO L175 Difference]: Start difference. First operand has 504 places, 517 transitions, 1046 flow. Second operand 3 states and 1595 transitions. [2022-11-18 20:07:29,099 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 505 places, 516 transitions, 1100 flow [2022-11-18 20:07:29,104 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 503 places, 516 transitions, 1096 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:29,136 INFO L231 Difference]: Finished difference. Result has 503 places, 516 transitions, 1044 flow [2022-11-18 20:07:29,137 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1040, PETRI_DIFFERENCE_MINUEND_PLACES=501, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=516, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=514, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1044, PETRI_PLACES=503, PETRI_TRANSITIONS=516} [2022-11-18 20:07:29,138 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -155 predicate places. [2022-11-18 20:07:29,138 INFO L495 AbstractCegarLoop]: Abstraction has has 503 places, 516 transitions, 1044 flow [2022-11-18 20:07:29,139 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:29,139 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:29,140 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:29,140 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 20:07:29,141 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:29,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:29,142 INFO L85 PathProgramCache]: Analyzing trace with hash -801110272, now seen corresponding path program 1 times [2022-11-18 20:07:29,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:29,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048001778] [2022-11-18 20:07:29,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:29,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:29,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:29,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:29,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048001778] [2022-11-18 20:07:29,202 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048001778] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:29,202 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:29,202 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:29,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810524568] [2022-11-18 20:07:29,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:29,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:29,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:29,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:29,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:29,207 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:29,210 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 503 places, 516 transitions, 1044 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:29,210 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:29,210 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:29,210 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:29,561 INFO L130 PetriNetUnfolder]: 107/777 cut-off events. [2022-11-18 20:07:29,561 INFO L131 PetriNetUnfolder]: For 9/10 co-relation queries the response was YES. [2022-11-18 20:07:29,566 INFO L83 FinitePrefix]: Finished finitePrefix Result has 904 conditions, 777 events. 107/777 cut-off events. For 9/10 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1646 event pairs, 0 based on Foata normal form. 1/649 useless extension candidates. Maximal degree in co-relation 839. Up to 70 conditions per place. [2022-11-18 20:07:29,574 INFO L137 encePairwiseOnDemand]: 702/707 looper letters, 39 selfloop transitions, 4 changer transitions 0/534 dead transitions. [2022-11-18 20:07:29,574 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 504 places, 534 transitions, 1173 flow [2022-11-18 20:07:29,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:29,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:29,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1619 transitions. [2022-11-18 20:07:29,583 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7633191890617633 [2022-11-18 20:07:29,583 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1619 transitions. [2022-11-18 20:07:29,583 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1619 transitions. [2022-11-18 20:07:29,584 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:29,585 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1619 transitions. [2022-11-18 20:07:29,589 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 539.6666666666666) internal successors, (1619), 3 states have internal predecessors, (1619), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:29,595 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:29,597 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:29,601 INFO L175 Difference]: Start difference. First operand has 503 places, 516 transitions, 1044 flow. Second operand 3 states and 1619 transitions. [2022-11-18 20:07:29,602 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 504 places, 534 transitions, 1173 flow [2022-11-18 20:07:29,606 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 502 places, 534 transitions, 1169 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:29,615 INFO L231 Difference]: Finished difference. Result has 503 places, 518 transitions, 1062 flow [2022-11-18 20:07:29,616 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1038, PETRI_DIFFERENCE_MINUEND_PLACES=500, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=515, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=511, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1062, PETRI_PLACES=503, PETRI_TRANSITIONS=518} [2022-11-18 20:07:29,618 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -155 predicate places. [2022-11-18 20:07:29,618 INFO L495 AbstractCegarLoop]: Abstraction has has 503 places, 518 transitions, 1062 flow [2022-11-18 20:07:29,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:29,620 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:29,620 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:29,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 20:07:29,621 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:29,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:29,621 INFO L85 PathProgramCache]: Analyzing trace with hash 413662518, now seen corresponding path program 1 times [2022-11-18 20:07:29,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:29,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939036453] [2022-11-18 20:07:29,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:29,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:29,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:29,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:29,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:29,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939036453] [2022-11-18 20:07:29,742 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939036453] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:29,742 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:29,743 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:29,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107178231] [2022-11-18 20:07:29,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:29,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:29,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:29,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:29,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:29,747 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:29,751 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 503 places, 518 transitions, 1062 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:29,752 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:29,752 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:29,752 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:30,037 INFO L130 PetriNetUnfolder]: 107/735 cut-off events. [2022-11-18 20:07:30,038 INFO L131 PetriNetUnfolder]: For 33/33 co-relation queries the response was YES. [2022-11-18 20:07:30,041 INFO L83 FinitePrefix]: Finished finitePrefix Result has 899 conditions, 735 events. 107/735 cut-off events. For 33/33 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1399 event pairs, 3 based on Foata normal form. 0/619 useless extension candidates. Maximal degree in co-relation 531. Up to 115 conditions per place. [2022-11-18 20:07:30,046 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 26 selfloop transitions, 2 changer transitions 0/517 dead transitions. [2022-11-18 20:07:30,046 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 504 places, 517 transitions, 1116 flow [2022-11-18 20:07:30,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:30,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:30,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1601 transitions. [2022-11-18 20:07:30,050 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7548326261197549 [2022-11-18 20:07:30,050 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1601 transitions. [2022-11-18 20:07:30,050 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1601 transitions. [2022-11-18 20:07:30,051 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:30,052 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1601 transitions. [2022-11-18 20:07:30,055 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 533.6666666666666) internal successors, (1601), 3 states have internal predecessors, (1601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:30,060 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:30,061 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:30,062 INFO L175 Difference]: Start difference. First operand has 503 places, 518 transitions, 1062 flow. Second operand 3 states and 1601 transitions. [2022-11-18 20:07:30,062 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 504 places, 517 transitions, 1116 flow [2022-11-18 20:07:30,065 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 503 places, 517 transitions, 1112 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 20:07:30,072 INFO L231 Difference]: Finished difference. Result has 503 places, 517 transitions, 1060 flow [2022-11-18 20:07:30,073 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1056, PETRI_DIFFERENCE_MINUEND_PLACES=501, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=517, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=515, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1060, PETRI_PLACES=503, PETRI_TRANSITIONS=517} [2022-11-18 20:07:30,073 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -155 predicate places. [2022-11-18 20:07:30,074 INFO L495 AbstractCegarLoop]: Abstraction has has 503 places, 517 transitions, 1060 flow [2022-11-18 20:07:30,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:30,075 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:30,075 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:30,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 20:07:30,075 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:30,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:30,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1161788627, now seen corresponding path program 1 times [2022-11-18 20:07:30,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:30,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673477010] [2022-11-18 20:07:30,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:30,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:30,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:30,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:30,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673477010] [2022-11-18 20:07:30,118 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673477010] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:30,118 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:30,118 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:30,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495309031] [2022-11-18 20:07:30,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:30,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:30,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:30,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:30,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:30,122 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:30,124 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 503 places, 517 transitions, 1060 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:30,124 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:30,124 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:30,124 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:30,349 INFO L130 PetriNetUnfolder]: 107/734 cut-off events. [2022-11-18 20:07:30,349 INFO L131 PetriNetUnfolder]: For 32/32 co-relation queries the response was YES. [2022-11-18 20:07:30,354 INFO L83 FinitePrefix]: Finished finitePrefix Result has 887 conditions, 734 events. 107/734 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1392 event pairs, 3 based on Foata normal form. 0/619 useless extension candidates. Maximal degree in co-relation 813. Up to 113 conditions per place. [2022-11-18 20:07:30,359 INFO L137 encePairwiseOnDemand]: 705/707 looper letters, 26 selfloop transitions, 1 changer transitions 0/516 dead transitions. [2022-11-18 20:07:30,359 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 504 places, 516 transitions, 1112 flow [2022-11-18 20:07:30,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:30,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:30,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1600 transitions. [2022-11-18 20:07:30,363 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7543611504007544 [2022-11-18 20:07:30,363 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1600 transitions. [2022-11-18 20:07:30,363 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1600 transitions. [2022-11-18 20:07:30,364 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:30,365 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1600 transitions. [2022-11-18 20:07:30,368 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 533.3333333333334) internal successors, (1600), 3 states have internal predecessors, (1600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:30,373 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:30,375 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:30,375 INFO L175 Difference]: Start difference. First operand has 503 places, 517 transitions, 1060 flow. Second operand 3 states and 1600 transitions. [2022-11-18 20:07:30,375 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 504 places, 516 transitions, 1112 flow [2022-11-18 20:07:30,379 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 502 places, 516 transitions, 1108 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:30,385 INFO L231 Difference]: Finished difference. Result has 502 places, 516 transitions, 1056 flow [2022-11-18 20:07:30,386 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1054, PETRI_DIFFERENCE_MINUEND_PLACES=500, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=516, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=515, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1056, PETRI_PLACES=502, PETRI_TRANSITIONS=516} [2022-11-18 20:07:30,387 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -156 predicate places. [2022-11-18 20:07:30,387 INFO L495 AbstractCegarLoop]: Abstraction has has 502 places, 516 transitions, 1056 flow [2022-11-18 20:07:30,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:30,389 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:30,389 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:30,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-18 20:07:30,390 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:30,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:30,391 INFO L85 PathProgramCache]: Analyzing trace with hash 2105343147, now seen corresponding path program 1 times [2022-11-18 20:07:30,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:30,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800124485] [2022-11-18 20:07:30,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:30,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:30,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:30,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:30,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:30,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800124485] [2022-11-18 20:07:30,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800124485] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:30,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:30,454 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:30,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056312554] [2022-11-18 20:07:30,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:30,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:30,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:30,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:30,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:30,458 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:30,460 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 502 places, 516 transitions, 1056 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:30,460 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:30,460 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:30,460 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:30,705 INFO L130 PetriNetUnfolder]: 107/733 cut-off events. [2022-11-18 20:07:30,706 INFO L131 PetriNetUnfolder]: For 32/32 co-relation queries the response was YES. [2022-11-18 20:07:30,709 INFO L83 FinitePrefix]: Finished finitePrefix Result has 886 conditions, 733 events. 107/733 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1394 event pairs, 3 based on Foata normal form. 0/619 useless extension candidates. Maximal degree in co-relation 813. Up to 115 conditions per place. [2022-11-18 20:07:30,713 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 26 selfloop transitions, 2 changer transitions 0/515 dead transitions. [2022-11-18 20:07:30,714 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 503 places, 515 transitions, 1110 flow [2022-11-18 20:07:30,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:30,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:30,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1601 transitions. [2022-11-18 20:07:30,717 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7548326261197549 [2022-11-18 20:07:30,718 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1601 transitions. [2022-11-18 20:07:30,718 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1601 transitions. [2022-11-18 20:07:30,719 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:30,719 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1601 transitions. [2022-11-18 20:07:30,722 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 533.6666666666666) internal successors, (1601), 3 states have internal predecessors, (1601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:30,726 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:30,727 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:30,727 INFO L175 Difference]: Start difference. First operand has 502 places, 516 transitions, 1056 flow. Second operand 3 states and 1601 transitions. [2022-11-18 20:07:30,727 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 503 places, 515 transitions, 1110 flow [2022-11-18 20:07:30,731 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 502 places, 515 transitions, 1109 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 20:07:30,737 INFO L231 Difference]: Finished difference. Result has 502 places, 515 transitions, 1057 flow [2022-11-18 20:07:30,738 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1053, PETRI_DIFFERENCE_MINUEND_PLACES=500, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=515, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=513, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1057, PETRI_PLACES=502, PETRI_TRANSITIONS=515} [2022-11-18 20:07:30,738 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -156 predicate places. [2022-11-18 20:07:30,739 INFO L495 AbstractCegarLoop]: Abstraction has has 502 places, 515 transitions, 1057 flow [2022-11-18 20:07:30,740 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:30,740 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:30,740 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:30,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-18 20:07:30,741 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:30,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:30,741 INFO L85 PathProgramCache]: Analyzing trace with hash 2121393203, now seen corresponding path program 1 times [2022-11-18 20:07:30,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:30,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554074624] [2022-11-18 20:07:30,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:30,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:30,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:31,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:31,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:31,214 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554074624] [2022-11-18 20:07:31,214 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554074624] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:31,215 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:31,215 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 20:07:31,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915529740] [2022-11-18 20:07:31,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:31,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:07:31,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:31,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:07:31,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:07:31,219 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 439 out of 707 [2022-11-18 20:07:31,222 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 502 places, 515 transitions, 1057 flow. Second operand has 6 states, 6 states have (on average 440.8333333333333) internal successors, (2645), 6 states have internal predecessors, (2645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:31,223 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:31,223 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 439 of 707 [2022-11-18 20:07:31,223 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:31,944 INFO L130 PetriNetUnfolder]: 395/1017 cut-off events. [2022-11-18 20:07:31,944 INFO L131 PetriNetUnfolder]: For 60/60 co-relation queries the response was YES. [2022-11-18 20:07:31,952 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1603 conditions, 1017 events. 395/1017 cut-off events. For 60/60 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1758 event pairs, 9 based on Foata normal form. 0/891 useless extension candidates. Maximal degree in co-relation 1531. Up to 492 conditions per place. [2022-11-18 20:07:31,965 INFO L137 encePairwiseOnDemand]: 683/707 looper letters, 91 selfloop transitions, 20 changer transitions 0/511 dead transitions. [2022-11-18 20:07:31,965 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 503 places, 511 transitions, 1271 flow [2022-11-18 20:07:31,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:07:31,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-11-18 20:07:31,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2746 transitions. [2022-11-18 20:07:31,971 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6473361621876473 [2022-11-18 20:07:31,972 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2746 transitions. [2022-11-18 20:07:31,972 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2746 transitions. [2022-11-18 20:07:31,974 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:31,974 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2746 transitions. [2022-11-18 20:07:31,979 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 457.6666666666667) internal successors, (2746), 6 states have internal predecessors, (2746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:31,986 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 707.0) internal successors, (4949), 7 states have internal predecessors, (4949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:31,988 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 707.0) internal successors, (4949), 7 states have internal predecessors, (4949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:31,988 INFO L175 Difference]: Start difference. First operand has 502 places, 515 transitions, 1057 flow. Second operand 6 states and 2746 transitions. [2022-11-18 20:07:31,989 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 503 places, 511 transitions, 1271 flow [2022-11-18 20:07:31,992 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 501 places, 511 transitions, 1267 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:31,999 INFO L231 Difference]: Finished difference. Result has 501 places, 511 transitions, 1085 flow [2022-11-18 20:07:32,000 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1045, PETRI_DIFFERENCE_MINUEND_PLACES=496, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=511, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=491, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1085, PETRI_PLACES=501, PETRI_TRANSITIONS=511} [2022-11-18 20:07:32,000 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -157 predicate places. [2022-11-18 20:07:32,001 INFO L495 AbstractCegarLoop]: Abstraction has has 501 places, 511 transitions, 1085 flow [2022-11-18 20:07:32,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 440.8333333333333) internal successors, (2645), 6 states have internal predecessors, (2645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:32,002 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:32,002 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:32,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-18 20:07:32,003 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:32,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:32,003 INFO L85 PathProgramCache]: Analyzing trace with hash -53943807, now seen corresponding path program 1 times [2022-11-18 20:07:32,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:32,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852462864] [2022-11-18 20:07:32,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:32,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:32,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:32,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:32,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852462864] [2022-11-18 20:07:32,051 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852462864] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:32,052 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:32,052 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:32,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173273647] [2022-11-18 20:07:32,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:32,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:32,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:32,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:32,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:32,055 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 522 out of 707 [2022-11-18 20:07:32,057 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 501 places, 511 transitions, 1085 flow. Second operand has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:32,058 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:32,058 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 522 of 707 [2022-11-18 20:07:32,058 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:32,325 INFO L130 PetriNetUnfolder]: 107/728 cut-off events. [2022-11-18 20:07:32,326 INFO L131 PetriNetUnfolder]: For 32/32 co-relation queries the response was YES. [2022-11-18 20:07:32,330 INFO L83 FinitePrefix]: Finished finitePrefix Result has 904 conditions, 728 events. 107/728 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1382 event pairs, 3 based on Foata normal form. 0/619 useless extension candidates. Maximal degree in co-relation 840. Up to 118 conditions per place. [2022-11-18 20:07:32,337 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 29 selfloop transitions, 2 changer transitions 0/510 dead transitions. [2022-11-18 20:07:32,337 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 502 places, 510 transitions, 1145 flow [2022-11-18 20:07:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:32,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:32,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1595 transitions. [2022-11-18 20:07:32,342 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.752003771805752 [2022-11-18 20:07:32,343 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1595 transitions. [2022-11-18 20:07:32,343 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1595 transitions. [2022-11-18 20:07:32,344 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:32,344 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1595 transitions. [2022-11-18 20:07:32,349 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 531.6666666666666) internal successors, (1595), 3 states have internal predecessors, (1595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:32,354 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:32,355 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:32,355 INFO L175 Difference]: Start difference. First operand has 501 places, 511 transitions, 1085 flow. Second operand 3 states and 1595 transitions. [2022-11-18 20:07:32,355 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 502 places, 510 transitions, 1145 flow [2022-11-18 20:07:32,360 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 497 places, 510 transitions, 1105 flow, removed 0 selfloop flow, removed 5 redundant places. [2022-11-18 20:07:32,368 INFO L231 Difference]: Finished difference. Result has 497 places, 510 transitions, 1047 flow [2022-11-18 20:07:32,369 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1043, PETRI_DIFFERENCE_MINUEND_PLACES=495, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=510, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=508, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1047, PETRI_PLACES=497, PETRI_TRANSITIONS=510} [2022-11-18 20:07:32,370 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -161 predicate places. [2022-11-18 20:07:32,370 INFO L495 AbstractCegarLoop]: Abstraction has has 497 places, 510 transitions, 1047 flow [2022-11-18 20:07:32,371 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:32,371 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:32,372 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:32,372 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-18 20:07:32,372 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:32,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:32,373 INFO L85 PathProgramCache]: Analyzing trace with hash -816987150, now seen corresponding path program 1 times [2022-11-18 20:07:32,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:32,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069941246] [2022-11-18 20:07:32,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:32,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:32,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:32,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:32,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:32,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069941246] [2022-11-18 20:07:32,434 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069941246] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:32,434 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:32,435 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:32,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807211056] [2022-11-18 20:07:32,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:32,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:32,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:32,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:32,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:32,439 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:32,442 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 497 places, 510 transitions, 1047 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:32,442 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:32,442 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:32,442 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:32,775 INFO L130 PetriNetUnfolder]: 161/917 cut-off events. [2022-11-18 20:07:32,775 INFO L131 PetriNetUnfolder]: For 47/47 co-relation queries the response was YES. [2022-11-18 20:07:32,781 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1133 conditions, 917 events. 161/917 cut-off events. For 47/47 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2270 event pairs, 3 based on Foata normal form. 0/769 useless extension candidates. Maximal degree in co-relation 1061. Up to 105 conditions per place. [2022-11-18 20:07:32,787 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 44 selfloop transitions, 2 changer transitions 0/528 dead transitions. [2022-11-18 20:07:32,788 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 498 places, 528 transitions, 1191 flow [2022-11-18 20:07:32,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:32,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:32,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1616 transitions. [2022-11-18 20:07:32,792 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7619047619047619 [2022-11-18 20:07:32,792 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1616 transitions. [2022-11-18 20:07:32,792 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1616 transitions. [2022-11-18 20:07:32,793 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:32,793 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1616 transitions. [2022-11-18 20:07:32,797 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 538.6666666666666) internal successors, (1616), 3 states have internal predecessors, (1616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:32,800 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:32,801 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:32,801 INFO L175 Difference]: Start difference. First operand has 497 places, 510 transitions, 1047 flow. Second operand 3 states and 1616 transitions. [2022-11-18 20:07:32,801 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 498 places, 528 transitions, 1191 flow [2022-11-18 20:07:32,805 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 496 places, 528 transitions, 1187 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:32,811 INFO L231 Difference]: Finished difference. Result has 497 places, 510 transitions, 1051 flow [2022-11-18 20:07:32,812 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1041, PETRI_DIFFERENCE_MINUEND_PLACES=494, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=509, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=507, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1051, PETRI_PLACES=497, PETRI_TRANSITIONS=510} [2022-11-18 20:07:32,813 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -161 predicate places. [2022-11-18 20:07:32,813 INFO L495 AbstractCegarLoop]: Abstraction has has 497 places, 510 transitions, 1051 flow [2022-11-18 20:07:32,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:32,814 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:32,814 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:32,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-18 20:07:32,815 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:32,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:32,815 INFO L85 PathProgramCache]: Analyzing trace with hash 808526664, now seen corresponding path program 1 times [2022-11-18 20:07:32,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:32,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813263941] [2022-11-18 20:07:32,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:32,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:32,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:32,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:32,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:32,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813263941] [2022-11-18 20:07:32,859 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813263941] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:32,860 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:32,860 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:32,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637329446] [2022-11-18 20:07:32,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:32,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:32,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:32,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:32,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:32,863 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:32,865 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 497 places, 510 transitions, 1051 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:32,865 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:32,865 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:32,865 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:33,169 INFO L130 PetriNetUnfolder]: 161/916 cut-off events. [2022-11-18 20:07:33,169 INFO L131 PetriNetUnfolder]: For 63/63 co-relation queries the response was YES. [2022-11-18 20:07:33,175 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1157 conditions, 916 events. 161/916 cut-off events. For 63/63 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2274 event pairs, 10 based on Foata normal form. 0/769 useless extension candidates. Maximal degree in co-relation 1083. Up to 171 conditions per place. [2022-11-18 20:07:33,181 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 27 selfloop transitions, 2 changer transitions 0/509 dead transitions. [2022-11-18 20:07:33,181 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 498 places, 509 transitions, 1107 flow [2022-11-18 20:07:33,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:33,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:33,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1601 transitions. [2022-11-18 20:07:33,185 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7548326261197549 [2022-11-18 20:07:33,185 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1601 transitions. [2022-11-18 20:07:33,185 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1601 transitions. [2022-11-18 20:07:33,187 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:33,187 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1601 transitions. [2022-11-18 20:07:33,190 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 533.6666666666666) internal successors, (1601), 3 states have internal predecessors, (1601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:33,194 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:33,195 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:33,195 INFO L175 Difference]: Start difference. First operand has 497 places, 510 transitions, 1051 flow. Second operand 3 states and 1601 transitions. [2022-11-18 20:07:33,196 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 498 places, 509 transitions, 1107 flow [2022-11-18 20:07:33,199 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 497 places, 509 transitions, 1105 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 20:07:33,205 INFO L231 Difference]: Finished difference. Result has 497 places, 509 transitions, 1051 flow [2022-11-18 20:07:33,206 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1047, PETRI_DIFFERENCE_MINUEND_PLACES=495, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=509, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=507, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1051, PETRI_PLACES=497, PETRI_TRANSITIONS=509} [2022-11-18 20:07:33,207 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -161 predicate places. [2022-11-18 20:07:33,207 INFO L495 AbstractCegarLoop]: Abstraction has has 497 places, 509 transitions, 1051 flow [2022-11-18 20:07:33,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:33,208 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:33,208 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:33,208 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-18 20:07:33,209 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:33,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:33,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1258084606, now seen corresponding path program 1 times [2022-11-18 20:07:33,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:33,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939262917] [2022-11-18 20:07:33,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:33,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:33,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:33,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:33,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:33,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939262917] [2022-11-18 20:07:33,264 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939262917] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:33,264 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:33,264 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:33,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076817640] [2022-11-18 20:07:33,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:33,265 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:33,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:33,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:33,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:33,267 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 522 out of 707 [2022-11-18 20:07:33,269 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 497 places, 509 transitions, 1051 flow. Second operand has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:33,269 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:33,269 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 522 of 707 [2022-11-18 20:07:33,269 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:33,562 INFO L130 PetriNetUnfolder]: 161/915 cut-off events. [2022-11-18 20:07:33,563 INFO L131 PetriNetUnfolder]: For 62/62 co-relation queries the response was YES. [2022-11-18 20:07:33,569 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1153 conditions, 915 events. 161/915 cut-off events. For 62/62 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2272 event pairs, 10 based on Foata normal form. 0/769 useless extension candidates. Maximal degree in co-relation 1079. Up to 174 conditions per place. [2022-11-18 20:07:33,574 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 30 selfloop transitions, 2 changer transitions 0/508 dead transitions. [2022-11-18 20:07:33,575 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 498 places, 508 transitions, 1113 flow [2022-11-18 20:07:33,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:33,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:33,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1595 transitions. [2022-11-18 20:07:33,579 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.752003771805752 [2022-11-18 20:07:33,579 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1595 transitions. [2022-11-18 20:07:33,579 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1595 transitions. [2022-11-18 20:07:33,580 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:33,580 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1595 transitions. [2022-11-18 20:07:33,583 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 531.6666666666666) internal successors, (1595), 3 states have internal predecessors, (1595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:33,587 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:33,587 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:33,588 INFO L175 Difference]: Start difference. First operand has 497 places, 509 transitions, 1051 flow. Second operand 3 states and 1595 transitions. [2022-11-18 20:07:33,588 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 498 places, 508 transitions, 1113 flow [2022-11-18 20:07:33,591 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 496 places, 508 transitions, 1109 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:33,597 INFO L231 Difference]: Finished difference. Result has 496 places, 508 transitions, 1049 flow [2022-11-18 20:07:33,598 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1045, PETRI_DIFFERENCE_MINUEND_PLACES=494, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=508, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=506, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1049, PETRI_PLACES=496, PETRI_TRANSITIONS=508} [2022-11-18 20:07:33,598 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -162 predicate places. [2022-11-18 20:07:33,599 INFO L495 AbstractCegarLoop]: Abstraction has has 496 places, 508 transitions, 1049 flow [2022-11-18 20:07:33,599 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:33,600 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:33,600 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:33,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-18 20:07:33,600 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:33,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:33,601 INFO L85 PathProgramCache]: Analyzing trace with hash 1697035595, now seen corresponding path program 1 times [2022-11-18 20:07:33,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:33,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479958056] [2022-11-18 20:07:33,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:33,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:33,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:33,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:33,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:33,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479958056] [2022-11-18 20:07:33,646 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479958056] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:33,646 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:33,646 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:33,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167830341] [2022-11-18 20:07:33,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:33,647 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:33,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:33,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:33,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:33,650 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:33,651 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 496 places, 508 transitions, 1049 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:33,651 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:33,652 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:33,652 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:33,937 INFO L130 PetriNetUnfolder]: 158/951 cut-off events. [2022-11-18 20:07:33,937 INFO L131 PetriNetUnfolder]: For 63/64 co-relation queries the response was YES. [2022-11-18 20:07:33,943 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1185 conditions, 951 events. 158/951 cut-off events. For 63/64 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2578 event pairs, 10 based on Foata normal form. 0/794 useless extension candidates. Maximal degree in co-relation 1112. Up to 169 conditions per place. [2022-11-18 20:07:33,948 INFO L137 encePairwiseOnDemand]: 705/707 looper letters, 27 selfloop transitions, 1 changer transitions 0/507 dead transitions. [2022-11-18 20:07:33,948 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 497 places, 507 transitions, 1103 flow [2022-11-18 20:07:33,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:33,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:33,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1600 transitions. [2022-11-18 20:07:33,953 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7543611504007544 [2022-11-18 20:07:33,953 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1600 transitions. [2022-11-18 20:07:33,953 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1600 transitions. [2022-11-18 20:07:33,954 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:33,954 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1600 transitions. [2022-11-18 20:07:33,957 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 533.3333333333334) internal successors, (1600), 3 states have internal predecessors, (1600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:33,961 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:33,962 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:33,962 INFO L175 Difference]: Start difference. First operand has 496 places, 508 transitions, 1049 flow. Second operand 3 states and 1600 transitions. [2022-11-18 20:07:33,962 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 497 places, 507 transitions, 1103 flow [2022-11-18 20:07:33,965 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 495 places, 507 transitions, 1099 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:33,971 INFO L231 Difference]: Finished difference. Result has 495 places, 507 transitions, 1045 flow [2022-11-18 20:07:33,972 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1043, PETRI_DIFFERENCE_MINUEND_PLACES=493, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=507, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=506, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1045, PETRI_PLACES=495, PETRI_TRANSITIONS=507} [2022-11-18 20:07:33,973 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -163 predicate places. [2022-11-18 20:07:33,973 INFO L495 AbstractCegarLoop]: Abstraction has has 495 places, 507 transitions, 1045 flow [2022-11-18 20:07:33,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:33,974 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:33,974 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:33,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-18 20:07:33,974 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:33,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:33,975 INFO L85 PathProgramCache]: Analyzing trace with hash 481655132, now seen corresponding path program 1 times [2022-11-18 20:07:33,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:33,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303388282] [2022-11-18 20:07:33,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:33,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:34,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:34,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:34,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303388282] [2022-11-18 20:07:34,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303388282] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:34,034 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:34,034 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:34,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185267883] [2022-11-18 20:07:34,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:34,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:34,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:34,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:34,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:34,037 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:34,039 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 495 places, 507 transitions, 1045 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:34,039 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:34,039 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:34,039 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:34,340 INFO L130 PetriNetUnfolder]: 158/950 cut-off events. [2022-11-18 20:07:34,340 INFO L131 PetriNetUnfolder]: For 62/63 co-relation queries the response was YES. [2022-11-18 20:07:34,347 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1184 conditions, 950 events. 158/950 cut-off events. For 62/63 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2575 event pairs, 10 based on Foata normal form. 0/794 useless extension candidates. Maximal degree in co-relation 1110. Up to 171 conditions per place. [2022-11-18 20:07:34,353 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 27 selfloop transitions, 2 changer transitions 0/506 dead transitions. [2022-11-18 20:07:34,353 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 496 places, 506 transitions, 1101 flow [2022-11-18 20:07:34,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:34,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:34,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1601 transitions. [2022-11-18 20:07:34,357 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7548326261197549 [2022-11-18 20:07:34,357 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1601 transitions. [2022-11-18 20:07:34,358 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1601 transitions. [2022-11-18 20:07:34,359 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:34,359 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1601 transitions. [2022-11-18 20:07:34,362 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 533.6666666666666) internal successors, (1601), 3 states have internal predecessors, (1601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:34,365 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:34,366 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:34,366 INFO L175 Difference]: Start difference. First operand has 495 places, 507 transitions, 1045 flow. Second operand 3 states and 1601 transitions. [2022-11-18 20:07:34,366 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 496 places, 506 transitions, 1101 flow [2022-11-18 20:07:34,370 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 495 places, 506 transitions, 1100 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 20:07:34,376 INFO L231 Difference]: Finished difference. Result has 495 places, 506 transitions, 1046 flow [2022-11-18 20:07:34,376 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1042, PETRI_DIFFERENCE_MINUEND_PLACES=493, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=506, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=504, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1046, PETRI_PLACES=495, PETRI_TRANSITIONS=506} [2022-11-18 20:07:34,377 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -163 predicate places. [2022-11-18 20:07:34,377 INFO L495 AbstractCegarLoop]: Abstraction has has 495 places, 506 transitions, 1046 flow [2022-11-18 20:07:34,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:34,378 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:34,378 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:34,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-18 20:07:34,379 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:34,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:34,380 INFO L85 PathProgramCache]: Analyzing trace with hash 2032250358, now seen corresponding path program 1 times [2022-11-18 20:07:34,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:34,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630373526] [2022-11-18 20:07:34,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:34,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:34,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:34,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:34,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630373526] [2022-11-18 20:07:34,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630373526] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:34,458 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:34,458 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:34,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168234867] [2022-11-18 20:07:34,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:34,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:34,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:34,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:34,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:34,462 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 522 out of 707 [2022-11-18 20:07:34,464 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 495 places, 506 transitions, 1046 flow. Second operand has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:34,464 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:34,464 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 522 of 707 [2022-11-18 20:07:34,464 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:34,776 INFO L130 PetriNetUnfolder]: 158/949 cut-off events. [2022-11-18 20:07:34,776 INFO L131 PetriNetUnfolder]: For 62/63 co-relation queries the response was YES. [2022-11-18 20:07:34,782 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1188 conditions, 949 events. 158/949 cut-off events. For 62/63 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2575 event pairs, 10 based on Foata normal form. 0/794 useless extension candidates. Maximal degree in co-relation 1114. Up to 174 conditions per place. [2022-11-18 20:07:34,788 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 30 selfloop transitions, 2 changer transitions 0/505 dead transitions. [2022-11-18 20:07:34,788 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 496 places, 505 transitions, 1108 flow [2022-11-18 20:07:34,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:34,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:34,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1595 transitions. [2022-11-18 20:07:34,793 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.752003771805752 [2022-11-18 20:07:34,793 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1595 transitions. [2022-11-18 20:07:34,793 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1595 transitions. [2022-11-18 20:07:34,794 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:34,794 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1595 transitions. [2022-11-18 20:07:34,797 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 531.6666666666666) internal successors, (1595), 3 states have internal predecessors, (1595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:34,802 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:34,803 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:34,803 INFO L175 Difference]: Start difference. First operand has 495 places, 506 transitions, 1046 flow. Second operand 3 states and 1595 transitions. [2022-11-18 20:07:34,803 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 496 places, 505 transitions, 1108 flow [2022-11-18 20:07:34,807 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 494 places, 505 transitions, 1104 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:34,812 INFO L231 Difference]: Finished difference. Result has 494 places, 505 transitions, 1044 flow [2022-11-18 20:07:34,813 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1040, PETRI_DIFFERENCE_MINUEND_PLACES=492, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=505, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=503, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1044, PETRI_PLACES=494, PETRI_TRANSITIONS=505} [2022-11-18 20:07:34,814 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -164 predicate places. [2022-11-18 20:07:34,814 INFO L495 AbstractCegarLoop]: Abstraction has has 494 places, 505 transitions, 1044 flow [2022-11-18 20:07:34,815 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:34,815 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:34,815 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:34,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-18 20:07:34,815 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:34,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:34,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1706811997, now seen corresponding path program 1 times [2022-11-18 20:07:34,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:34,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275192207] [2022-11-18 20:07:34,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:34,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:34,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:34,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:34,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275192207] [2022-11-18 20:07:34,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275192207] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:34,875 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:34,875 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:34,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366088238] [2022-11-18 20:07:34,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:34,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:34,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:34,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:34,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:34,878 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:34,880 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 494 places, 505 transitions, 1044 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:34,880 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:34,881 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:34,881 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:35,395 INFO L130 PetriNetUnfolder]: 300/1384 cut-off events. [2022-11-18 20:07:35,395 INFO L131 PetriNetUnfolder]: For 119/120 co-relation queries the response was YES. [2022-11-18 20:07:35,406 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1815 conditions, 1384 events. 300/1384 cut-off events. For 119/120 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 5292 event pairs, 16 based on Foata normal form. 0/1151 useless extension candidates. Maximal degree in co-relation 1742. Up to 167 conditions per place. [2022-11-18 20:07:35,417 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 48 selfloop transitions, 2 changer transitions 0/526 dead transitions. [2022-11-18 20:07:35,417 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 495 places, 526 transitions, 1208 flow [2022-11-18 20:07:35,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:35,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:35,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1618 transitions. [2022-11-18 20:07:35,422 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7628477133427628 [2022-11-18 20:07:35,423 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1618 transitions. [2022-11-18 20:07:35,423 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1618 transitions. [2022-11-18 20:07:35,424 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:35,424 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1618 transitions. [2022-11-18 20:07:35,429 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 539.3333333333334) internal successors, (1618), 3 states have internal predecessors, (1618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:35,433 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:35,434 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:35,436 INFO L175 Difference]: Start difference. First operand has 494 places, 505 transitions, 1044 flow. Second operand 3 states and 1618 transitions. [2022-11-18 20:07:35,436 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 495 places, 526 transitions, 1208 flow [2022-11-18 20:07:35,440 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 493 places, 526 transitions, 1204 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:35,447 INFO L231 Difference]: Finished difference. Result has 494 places, 505 transitions, 1048 flow [2022-11-18 20:07:35,448 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1038, PETRI_DIFFERENCE_MINUEND_PLACES=491, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=504, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=502, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1048, PETRI_PLACES=494, PETRI_TRANSITIONS=505} [2022-11-18 20:07:35,449 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -164 predicate places. [2022-11-18 20:07:35,449 INFO L495 AbstractCegarLoop]: Abstraction has has 494 places, 505 transitions, 1048 flow [2022-11-18 20:07:35,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:35,450 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:35,450 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:35,450 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-18 20:07:35,451 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:35,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:35,453 INFO L85 PathProgramCache]: Analyzing trace with hash 2139215130, now seen corresponding path program 1 times [2022-11-18 20:07:35,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:35,455 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152404355] [2022-11-18 20:07:35,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:35,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:35,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:35,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:35,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:35,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152404355] [2022-11-18 20:07:35,533 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152404355] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:35,533 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:35,533 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:35,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779668795] [2022-11-18 20:07:35,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:35,535 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:35,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:35,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:35,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:35,538 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:35,541 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 494 places, 505 transitions, 1048 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:35,541 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:35,541 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:35,541 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:36,060 INFO L130 PetriNetUnfolder]: 300/1403 cut-off events. [2022-11-18 20:07:36,062 INFO L131 PetriNetUnfolder]: For 143/147 co-relation queries the response was YES. [2022-11-18 20:07:36,076 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1871 conditions, 1403 events. 300/1403 cut-off events. For 143/147 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 5521 event pairs, 30 based on Foata normal form. 0/1142 useless extension candidates. Maximal degree in co-relation 1796. Up to 323 conditions per place. [2022-11-18 20:07:36,087 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 28 selfloop transitions, 2 changer transitions 0/504 dead transitions. [2022-11-18 20:07:36,087 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 495 places, 504 transitions, 1106 flow [2022-11-18 20:07:36,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:36,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:36,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1601 transitions. [2022-11-18 20:07:36,091 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7548326261197549 [2022-11-18 20:07:36,092 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1601 transitions. [2022-11-18 20:07:36,092 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1601 transitions. [2022-11-18 20:07:36,093 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:36,093 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1601 transitions. [2022-11-18 20:07:36,096 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 533.6666666666666) internal successors, (1601), 3 states have internal predecessors, (1601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:36,100 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:36,101 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:36,101 INFO L175 Difference]: Start difference. First operand has 494 places, 505 transitions, 1048 flow. Second operand 3 states and 1601 transitions. [2022-11-18 20:07:36,102 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 495 places, 504 transitions, 1106 flow [2022-11-18 20:07:36,105 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 494 places, 504 transitions, 1104 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 20:07:36,111 INFO L231 Difference]: Finished difference. Result has 494 places, 504 transitions, 1048 flow [2022-11-18 20:07:36,111 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1044, PETRI_DIFFERENCE_MINUEND_PLACES=492, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=504, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=502, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1048, PETRI_PLACES=494, PETRI_TRANSITIONS=504} [2022-11-18 20:07:36,112 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -164 predicate places. [2022-11-18 20:07:36,112 INFO L495 AbstractCegarLoop]: Abstraction has has 494 places, 504 transitions, 1048 flow [2022-11-18 20:07:36,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:36,113 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:36,113 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:36,114 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-18 20:07:36,114 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:36,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:36,114 INFO L85 PathProgramCache]: Analyzing trace with hash -144429439, now seen corresponding path program 1 times [2022-11-18 20:07:36,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:36,115 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116960560] [2022-11-18 20:07:36,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:36,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:36,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:36,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:36,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:36,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116960560] [2022-11-18 20:07:36,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116960560] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:36,173 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:36,173 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:36,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530047181] [2022-11-18 20:07:36,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:36,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:36,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:36,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:36,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:36,177 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 522 out of 707 [2022-11-18 20:07:36,179 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 494 places, 504 transitions, 1048 flow. Second operand has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:36,179 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:36,179 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 522 of 707 [2022-11-18 20:07:36,179 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:36,644 INFO L130 PetriNetUnfolder]: 300/1402 cut-off events. [2022-11-18 20:07:36,644 INFO L131 PetriNetUnfolder]: For 142/146 co-relation queries the response was YES. [2022-11-18 20:07:36,657 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1863 conditions, 1402 events. 300/1402 cut-off events. For 142/146 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 5518 event pairs, 30 based on Foata normal form. 0/1142 useless extension candidates. Maximal degree in co-relation 1788. Up to 326 conditions per place. [2022-11-18 20:07:36,667 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 31 selfloop transitions, 2 changer transitions 0/503 dead transitions. [2022-11-18 20:07:36,667 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 495 places, 503 transitions, 1112 flow [2022-11-18 20:07:36,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:36,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:36,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1595 transitions. [2022-11-18 20:07:36,670 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.752003771805752 [2022-11-18 20:07:36,671 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1595 transitions. [2022-11-18 20:07:36,671 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1595 transitions. [2022-11-18 20:07:36,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:36,672 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1595 transitions. [2022-11-18 20:07:36,675 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 531.6666666666666) internal successors, (1595), 3 states have internal predecessors, (1595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:36,679 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:36,679 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:36,679 INFO L175 Difference]: Start difference. First operand has 494 places, 504 transitions, 1048 flow. Second operand 3 states and 1595 transitions. [2022-11-18 20:07:36,680 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 495 places, 503 transitions, 1112 flow [2022-11-18 20:07:36,682 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 493 places, 503 transitions, 1108 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:36,687 INFO L231 Difference]: Finished difference. Result has 493 places, 503 transitions, 1046 flow [2022-11-18 20:07:36,688 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1042, PETRI_DIFFERENCE_MINUEND_PLACES=491, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=503, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=501, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1046, PETRI_PLACES=493, PETRI_TRANSITIONS=503} [2022-11-18 20:07:36,689 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -165 predicate places. [2022-11-18 20:07:36,689 INFO L495 AbstractCegarLoop]: Abstraction has has 493 places, 503 transitions, 1046 flow [2022-11-18 20:07:36,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:36,689 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:36,690 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:36,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-18 20:07:36,690 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:36,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:36,690 INFO L85 PathProgramCache]: Analyzing trace with hash 971781887, now seen corresponding path program 1 times [2022-11-18 20:07:36,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:36,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659658566] [2022-11-18 20:07:36,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:36,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:36,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:36,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:36,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:36,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659658566] [2022-11-18 20:07:36,743 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659658566] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:36,743 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:36,743 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:36,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820380877] [2022-11-18 20:07:36,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:36,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:36,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:36,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:36,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:36,746 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:36,748 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 493 places, 503 transitions, 1046 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:36,748 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:36,748 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:36,748 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:37,188 INFO L130 PetriNetUnfolder]: 300/1401 cut-off events. [2022-11-18 20:07:37,189 INFO L131 PetriNetUnfolder]: For 143/147 co-relation queries the response was YES. [2022-11-18 20:07:37,202 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1858 conditions, 1401 events. 300/1401 cut-off events. For 143/147 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 5515 event pairs, 30 based on Foata normal form. 0/1142 useless extension candidates. Maximal degree in co-relation 1784. Up to 321 conditions per place. [2022-11-18 20:07:37,213 INFO L137 encePairwiseOnDemand]: 705/707 looper letters, 28 selfloop transitions, 1 changer transitions 0/502 dead transitions. [2022-11-18 20:07:37,213 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 494 places, 502 transitions, 1102 flow [2022-11-18 20:07:37,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:37,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:37,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1600 transitions. [2022-11-18 20:07:37,217 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7543611504007544 [2022-11-18 20:07:37,218 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1600 transitions. [2022-11-18 20:07:37,218 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1600 transitions. [2022-11-18 20:07:37,220 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:37,220 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1600 transitions. [2022-11-18 20:07:37,225 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 533.3333333333334) internal successors, (1600), 3 states have internal predecessors, (1600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:37,229 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:37,230 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:37,230 INFO L175 Difference]: Start difference. First operand has 493 places, 503 transitions, 1046 flow. Second operand 3 states and 1600 transitions. [2022-11-18 20:07:37,230 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 494 places, 502 transitions, 1102 flow [2022-11-18 20:07:37,234 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 492 places, 502 transitions, 1098 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:37,239 INFO L231 Difference]: Finished difference. Result has 492 places, 502 transitions, 1042 flow [2022-11-18 20:07:37,240 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1040, PETRI_DIFFERENCE_MINUEND_PLACES=490, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=502, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=501, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1042, PETRI_PLACES=492, PETRI_TRANSITIONS=502} [2022-11-18 20:07:37,241 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -166 predicate places. [2022-11-18 20:07:37,241 INFO L495 AbstractCegarLoop]: Abstraction has has 492 places, 502 transitions, 1042 flow [2022-11-18 20:07:37,242 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:37,242 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:37,242 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:37,242 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-18 20:07:37,243 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:37,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:37,243 INFO L85 PathProgramCache]: Analyzing trace with hash -2080319400, now seen corresponding path program 1 times [2022-11-18 20:07:37,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:37,243 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327210612] [2022-11-18 20:07:37,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:37,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:37,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:37,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:37,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327210612] [2022-11-18 20:07:37,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327210612] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:37,319 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:37,320 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:37,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711739219] [2022-11-18 20:07:37,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:37,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:37,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:37,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:37,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:37,323 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:37,325 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 492 places, 502 transitions, 1042 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:37,325 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:37,325 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:37,325 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:37,780 INFO L130 PetriNetUnfolder]: 300/1400 cut-off events. [2022-11-18 20:07:37,780 INFO L131 PetriNetUnfolder]: For 142/146 co-relation queries the response was YES. [2022-11-18 20:07:37,793 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1857 conditions, 1400 events. 300/1400 cut-off events. For 142/146 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 5509 event pairs, 30 based on Foata normal form. 0/1142 useless extension candidates. Maximal degree in co-relation 1782. Up to 323 conditions per place. [2022-11-18 20:07:37,804 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 28 selfloop transitions, 2 changer transitions 0/501 dead transitions. [2022-11-18 20:07:37,804 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 493 places, 501 transitions, 1100 flow [2022-11-18 20:07:37,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:37,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:37,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1601 transitions. [2022-11-18 20:07:37,808 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7548326261197549 [2022-11-18 20:07:37,809 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1601 transitions. [2022-11-18 20:07:37,809 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1601 transitions. [2022-11-18 20:07:37,809 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:37,810 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1601 transitions. [2022-11-18 20:07:37,812 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 533.6666666666666) internal successors, (1601), 3 states have internal predecessors, (1601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:37,816 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:37,817 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:37,817 INFO L175 Difference]: Start difference. First operand has 492 places, 502 transitions, 1042 flow. Second operand 3 states and 1601 transitions. [2022-11-18 20:07:37,817 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 493 places, 501 transitions, 1100 flow [2022-11-18 20:07:37,820 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 492 places, 501 transitions, 1099 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 20:07:37,826 INFO L231 Difference]: Finished difference. Result has 492 places, 501 transitions, 1043 flow [2022-11-18 20:07:37,827 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1039, PETRI_DIFFERENCE_MINUEND_PLACES=490, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=501, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=499, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1043, PETRI_PLACES=492, PETRI_TRANSITIONS=501} [2022-11-18 20:07:37,827 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -166 predicate places. [2022-11-18 20:07:37,827 INFO L495 AbstractCegarLoop]: Abstraction has has 492 places, 501 transitions, 1043 flow [2022-11-18 20:07:37,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:37,828 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:37,828 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:37,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-18 20:07:37,829 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:37,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:37,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1503952745, now seen corresponding path program 1 times [2022-11-18 20:07:37,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:37,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655526096] [2022-11-18 20:07:37,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:37,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:37,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:37,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:37,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655526096] [2022-11-18 20:07:37,922 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655526096] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:37,923 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:37,923 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:37,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183075354] [2022-11-18 20:07:37,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:37,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:37,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:37,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:37,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:37,926 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 522 out of 707 [2022-11-18 20:07:37,928 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 492 places, 501 transitions, 1043 flow. Second operand has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:37,928 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:37,928 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 522 of 707 [2022-11-18 20:07:37,928 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:38,402 INFO L130 PetriNetUnfolder]: 300/1399 cut-off events. [2022-11-18 20:07:38,402 INFO L131 PetriNetUnfolder]: For 142/146 co-relation queries the response was YES. [2022-11-18 20:07:38,411 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1861 conditions, 1399 events. 300/1399 cut-off events. For 142/146 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 5538 event pairs, 30 based on Foata normal form. 0/1142 useless extension candidates. Maximal degree in co-relation 1786. Up to 326 conditions per place. [2022-11-18 20:07:38,422 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 31 selfloop transitions, 2 changer transitions 0/500 dead transitions. [2022-11-18 20:07:38,422 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 493 places, 500 transitions, 1107 flow [2022-11-18 20:07:38,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:38,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:38,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1595 transitions. [2022-11-18 20:07:38,426 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.752003771805752 [2022-11-18 20:07:38,426 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1595 transitions. [2022-11-18 20:07:38,427 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1595 transitions. [2022-11-18 20:07:38,427 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:38,427 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1595 transitions. [2022-11-18 20:07:38,430 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 531.6666666666666) internal successors, (1595), 3 states have internal predecessors, (1595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:38,434 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:38,435 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:38,435 INFO L175 Difference]: Start difference. First operand has 492 places, 501 transitions, 1043 flow. Second operand 3 states and 1595 transitions. [2022-11-18 20:07:38,435 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 493 places, 500 transitions, 1107 flow [2022-11-18 20:07:38,438 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 491 places, 500 transitions, 1103 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:38,443 INFO L231 Difference]: Finished difference. Result has 491 places, 500 transitions, 1041 flow [2022-11-18 20:07:38,444 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1037, PETRI_DIFFERENCE_MINUEND_PLACES=489, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=500, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=498, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1041, PETRI_PLACES=491, PETRI_TRANSITIONS=500} [2022-11-18 20:07:38,445 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -167 predicate places. [2022-11-18 20:07:38,445 INFO L495 AbstractCegarLoop]: Abstraction has has 491 places, 500 transitions, 1041 flow [2022-11-18 20:07:38,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:38,446 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:38,446 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:38,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-18 20:07:38,446 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:38,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:38,447 INFO L85 PathProgramCache]: Analyzing trace with hash 439475175, now seen corresponding path program 1 times [2022-11-18 20:07:38,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:38,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319313587] [2022-11-18 20:07:38,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:38,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:38,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:38,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:38,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:38,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319313587] [2022-11-18 20:07:38,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319313587] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:38,514 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:38,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:38,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131761817] [2022-11-18 20:07:38,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:38,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:38,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:38,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:38,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:38,518 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:38,519 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 491 places, 500 transitions, 1041 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:38,519 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:38,519 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:38,519 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:39,362 INFO L130 PetriNetUnfolder]: 552/2202 cut-off events. [2022-11-18 20:07:39,362 INFO L131 PetriNetUnfolder]: For 263/273 co-relation queries the response was YES. [2022-11-18 20:07:39,381 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3020 conditions, 2202 events. 552/2202 cut-off events. For 263/273 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 11633 event pairs, 30 based on Foata normal form. 6/1795 useless extension candidates. Maximal degree in co-relation 2946. Up to 299 conditions per place. [2022-11-18 20:07:39,402 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 49 selfloop transitions, 2 changer transitions 0/521 dead transitions. [2022-11-18 20:07:39,403 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 492 places, 521 transitions, 1210 flow [2022-11-18 20:07:39,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:39,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:39,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1617 transitions. [2022-11-18 20:07:39,407 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7623762376237624 [2022-11-18 20:07:39,407 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1617 transitions. [2022-11-18 20:07:39,408 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1617 transitions. [2022-11-18 20:07:39,409 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:39,409 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1617 transitions. [2022-11-18 20:07:39,412 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 539.0) internal successors, (1617), 3 states have internal predecessors, (1617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:39,417 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:39,418 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:39,418 INFO L175 Difference]: Start difference. First operand has 491 places, 500 transitions, 1041 flow. Second operand 3 states and 1617 transitions. [2022-11-18 20:07:39,418 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 492 places, 521 transitions, 1210 flow [2022-11-18 20:07:39,422 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 490 places, 521 transitions, 1206 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:39,429 INFO L231 Difference]: Finished difference. Result has 491 places, 500 transitions, 1045 flow [2022-11-18 20:07:39,430 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1035, PETRI_DIFFERENCE_MINUEND_PLACES=488, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=499, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=497, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1045, PETRI_PLACES=491, PETRI_TRANSITIONS=500} [2022-11-18 20:07:39,430 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -167 predicate places. [2022-11-18 20:07:39,431 INFO L495 AbstractCegarLoop]: Abstraction has has 491 places, 500 transitions, 1045 flow [2022-11-18 20:07:39,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:39,431 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:39,432 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:39,432 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-18 20:07:39,432 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:39,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:39,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1163012207, now seen corresponding path program 1 times [2022-11-18 20:07:39,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:39,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610949208] [2022-11-18 20:07:39,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:39,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:39,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:39,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:39,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610949208] [2022-11-18 20:07:39,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610949208] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:39,536 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:39,536 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:39,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884172257] [2022-11-18 20:07:39,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:39,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:39,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:39,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:39,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:39,542 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:39,544 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 491 places, 500 transitions, 1045 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:39,545 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:39,545 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:39,546 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:40,376 INFO L130 PetriNetUnfolder]: 548/2225 cut-off events. [2022-11-18 20:07:40,376 INFO L131 PetriNetUnfolder]: For 319/323 co-relation queries the response was YES. [2022-11-18 20:07:40,393 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3128 conditions, 2225 events. 548/2225 cut-off events. For 319/323 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 11792 event pairs, 82 based on Foata normal form. 0/1805 useless extension candidates. Maximal degree in co-relation 3052. Up to 591 conditions per place. [2022-11-18 20:07:40,410 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 29 selfloop transitions, 2 changer transitions 0/499 dead transitions. [2022-11-18 20:07:40,410 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 492 places, 499 transitions, 1105 flow [2022-11-18 20:07:40,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:40,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:40,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1601 transitions. [2022-11-18 20:07:40,413 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7548326261197549 [2022-11-18 20:07:40,414 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1601 transitions. [2022-11-18 20:07:40,414 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1601 transitions. [2022-11-18 20:07:40,414 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:40,415 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1601 transitions. [2022-11-18 20:07:40,417 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 533.6666666666666) internal successors, (1601), 3 states have internal predecessors, (1601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:40,420 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:40,421 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:40,421 INFO L175 Difference]: Start difference. First operand has 491 places, 500 transitions, 1045 flow. Second operand 3 states and 1601 transitions. [2022-11-18 20:07:40,421 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 492 places, 499 transitions, 1105 flow [2022-11-18 20:07:40,424 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 491 places, 499 transitions, 1103 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 20:07:40,429 INFO L231 Difference]: Finished difference. Result has 491 places, 499 transitions, 1045 flow [2022-11-18 20:07:40,430 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1041, PETRI_DIFFERENCE_MINUEND_PLACES=489, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=499, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=497, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1045, PETRI_PLACES=491, PETRI_TRANSITIONS=499} [2022-11-18 20:07:40,431 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -167 predicate places. [2022-11-18 20:07:40,431 INFO L495 AbstractCegarLoop]: Abstraction has has 491 places, 499 transitions, 1045 flow [2022-11-18 20:07:40,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:40,431 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:40,432 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:40,432 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-18 20:07:40,432 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:40,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:40,433 INFO L85 PathProgramCache]: Analyzing trace with hash 667067524, now seen corresponding path program 1 times [2022-11-18 20:07:40,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:40,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714580768] [2022-11-18 20:07:40,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:40,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:40,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:40,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:40,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714580768] [2022-11-18 20:07:40,509 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714580768] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:40,509 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:40,509 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:40,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260356944] [2022-11-18 20:07:40,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:40,510 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:40,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:40,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:40,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:40,513 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 522 out of 707 [2022-11-18 20:07:40,514 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 491 places, 499 transitions, 1045 flow. Second operand has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:40,514 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:40,515 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 522 of 707 [2022-11-18 20:07:40,515 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:41,249 INFO L130 PetriNetUnfolder]: 548/2224 cut-off events. [2022-11-18 20:07:41,249 INFO L131 PetriNetUnfolder]: For 318/322 co-relation queries the response was YES. [2022-11-18 20:07:41,269 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3104 conditions, 2224 events. 548/2224 cut-off events. For 318/322 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 11792 event pairs, 82 based on Foata normal form. 0/1805 useless extension candidates. Maximal degree in co-relation 3028. Up to 594 conditions per place. [2022-11-18 20:07:41,290 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 32 selfloop transitions, 2 changer transitions 0/498 dead transitions. [2022-11-18 20:07:41,290 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 492 places, 498 transitions, 1111 flow [2022-11-18 20:07:41,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:41,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:41,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1595 transitions. [2022-11-18 20:07:41,294 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.752003771805752 [2022-11-18 20:07:41,295 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1595 transitions. [2022-11-18 20:07:41,295 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1595 transitions. [2022-11-18 20:07:41,296 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:41,296 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1595 transitions. [2022-11-18 20:07:41,298 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 531.6666666666666) internal successors, (1595), 3 states have internal predecessors, (1595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:41,301 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:41,302 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:41,302 INFO L175 Difference]: Start difference. First operand has 491 places, 499 transitions, 1045 flow. Second operand 3 states and 1595 transitions. [2022-11-18 20:07:41,302 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 492 places, 498 transitions, 1111 flow [2022-11-18 20:07:41,306 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 490 places, 498 transitions, 1107 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:41,312 INFO L231 Difference]: Finished difference. Result has 490 places, 498 transitions, 1043 flow [2022-11-18 20:07:41,313 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1039, PETRI_DIFFERENCE_MINUEND_PLACES=488, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=498, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=496, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1043, PETRI_PLACES=490, PETRI_TRANSITIONS=498} [2022-11-18 20:07:41,313 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -168 predicate places. [2022-11-18 20:07:41,313 INFO L495 AbstractCegarLoop]: Abstraction has has 490 places, 498 transitions, 1043 flow [2022-11-18 20:07:41,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:41,314 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:41,314 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:41,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-18 20:07:41,315 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:41,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:41,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1959279333, now seen corresponding path program 1 times [2022-11-18 20:07:41,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:41,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19511935] [2022-11-18 20:07:41,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:41,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:41,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:41,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:41,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19511935] [2022-11-18 20:07:41,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19511935] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:41,403 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:41,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:41,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112832877] [2022-11-18 20:07:41,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:41,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:41,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:41,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:41,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:41,407 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:41,408 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 490 places, 498 transitions, 1043 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:41,409 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:41,409 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:41,409 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:42,080 INFO L130 PetriNetUnfolder]: 548/2223 cut-off events. [2022-11-18 20:07:42,081 INFO L131 PetriNetUnfolder]: For 319/323 co-relation queries the response was YES. [2022-11-18 20:07:42,107 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3099 conditions, 2223 events. 548/2223 cut-off events. For 319/323 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 11773 event pairs, 82 based on Foata normal form. 0/1805 useless extension candidates. Maximal degree in co-relation 3024. Up to 589 conditions per place. [2022-11-18 20:07:42,127 INFO L137 encePairwiseOnDemand]: 705/707 looper letters, 29 selfloop transitions, 1 changer transitions 0/497 dead transitions. [2022-11-18 20:07:42,128 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 491 places, 497 transitions, 1101 flow [2022-11-18 20:07:42,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:42,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:42,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1600 transitions. [2022-11-18 20:07:42,132 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7543611504007544 [2022-11-18 20:07:42,133 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1600 transitions. [2022-11-18 20:07:42,133 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1600 transitions. [2022-11-18 20:07:42,134 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:42,134 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1600 transitions. [2022-11-18 20:07:42,137 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 533.3333333333334) internal successors, (1600), 3 states have internal predecessors, (1600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:42,140 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:42,141 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:42,141 INFO L175 Difference]: Start difference. First operand has 490 places, 498 transitions, 1043 flow. Second operand 3 states and 1600 transitions. [2022-11-18 20:07:42,141 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 491 places, 497 transitions, 1101 flow [2022-11-18 20:07:42,144 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 489 places, 497 transitions, 1097 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:42,150 INFO L231 Difference]: Finished difference. Result has 489 places, 497 transitions, 1039 flow [2022-11-18 20:07:42,151 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1037, PETRI_DIFFERENCE_MINUEND_PLACES=487, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=497, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=496, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1039, PETRI_PLACES=489, PETRI_TRANSITIONS=497} [2022-11-18 20:07:42,152 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -169 predicate places. [2022-11-18 20:07:42,152 INFO L495 AbstractCegarLoop]: Abstraction has has 489 places, 497 transitions, 1039 flow [2022-11-18 20:07:42,152 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:42,153 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:42,153 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:42,153 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-11-18 20:07:42,153 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:42,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:42,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1305928164, now seen corresponding path program 1 times [2022-11-18 20:07:42,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:42,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289696546] [2022-11-18 20:07:42,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:42,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:42,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:42,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:42,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:42,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289696546] [2022-11-18 20:07:42,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289696546] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:42,234 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:42,234 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:42,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995048618] [2022-11-18 20:07:42,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:42,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:42,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:42,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:42,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:42,238 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:42,239 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 489 places, 497 transitions, 1039 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:42,239 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:42,239 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:42,240 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:42,917 INFO L130 PetriNetUnfolder]: 548/2222 cut-off events. [2022-11-18 20:07:42,918 INFO L131 PetriNetUnfolder]: For 318/322 co-relation queries the response was YES. [2022-11-18 20:07:42,938 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3098 conditions, 2222 events. 548/2222 cut-off events. For 318/322 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 11754 event pairs, 82 based on Foata normal form. 0/1805 useless extension candidates. Maximal degree in co-relation 3022. Up to 591 conditions per place. [2022-11-18 20:07:42,958 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 29 selfloop transitions, 2 changer transitions 0/496 dead transitions. [2022-11-18 20:07:42,959 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 490 places, 496 transitions, 1099 flow [2022-11-18 20:07:42,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:42,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:42,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1601 transitions. [2022-11-18 20:07:42,962 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7548326261197549 [2022-11-18 20:07:42,963 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1601 transitions. [2022-11-18 20:07:42,963 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1601 transitions. [2022-11-18 20:07:42,963 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:42,964 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1601 transitions. [2022-11-18 20:07:42,966 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 533.6666666666666) internal successors, (1601), 3 states have internal predecessors, (1601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:42,968 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:42,969 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:42,969 INFO L175 Difference]: Start difference. First operand has 489 places, 497 transitions, 1039 flow. Second operand 3 states and 1601 transitions. [2022-11-18 20:07:42,969 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 490 places, 496 transitions, 1099 flow [2022-11-18 20:07:42,972 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 489 places, 496 transitions, 1098 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 20:07:42,978 INFO L231 Difference]: Finished difference. Result has 489 places, 496 transitions, 1040 flow [2022-11-18 20:07:42,979 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1036, PETRI_DIFFERENCE_MINUEND_PLACES=487, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=496, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=494, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1040, PETRI_PLACES=489, PETRI_TRANSITIONS=496} [2022-11-18 20:07:42,979 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -169 predicate places. [2022-11-18 20:07:42,979 INFO L495 AbstractCegarLoop]: Abstraction has has 489 places, 496 transitions, 1040 flow [2022-11-18 20:07:42,980 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:42,980 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:42,980 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:42,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-18 20:07:42,980 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:42,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:42,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1426784896, now seen corresponding path program 1 times [2022-11-18 20:07:42,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:42,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459558320] [2022-11-18 20:07:42,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:42,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:43,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:43,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:43,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459558320] [2022-11-18 20:07:43,061 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459558320] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:43,061 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:43,061 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:43,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593978134] [2022-11-18 20:07:43,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:43,062 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:43,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:43,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:43,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:43,064 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:43,065 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 489 places, 496 transitions, 1040 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:43,066 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:43,066 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:43,066 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:43,772 INFO L130 PetriNetUnfolder]: 548/2221 cut-off events. [2022-11-18 20:07:43,772 INFO L131 PetriNetUnfolder]: For 318/322 co-relation queries the response was YES. [2022-11-18 20:07:43,791 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3099 conditions, 2221 events. 548/2221 cut-off events. For 318/322 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 11761 event pairs, 82 based on Foata normal form. 0/1805 useless extension candidates. Maximal degree in co-relation 3023. Up to 591 conditions per place. [2022-11-18 20:07:43,816 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 29 selfloop transitions, 2 changer transitions 0/495 dead transitions. [2022-11-18 20:07:43,817 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 490 places, 495 transitions, 1100 flow [2022-11-18 20:07:43,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:43,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:43,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1601 transitions. [2022-11-18 20:07:43,823 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7548326261197549 [2022-11-18 20:07:43,823 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1601 transitions. [2022-11-18 20:07:43,824 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1601 transitions. [2022-11-18 20:07:43,825 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:43,825 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1601 transitions. [2022-11-18 20:07:43,830 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 533.6666666666666) internal successors, (1601), 3 states have internal predecessors, (1601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:43,834 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:43,835 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:43,835 INFO L175 Difference]: Start difference. First operand has 489 places, 496 transitions, 1040 flow. Second operand 3 states and 1601 transitions. [2022-11-18 20:07:43,835 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 490 places, 495 transitions, 1100 flow [2022-11-18 20:07:43,840 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 488 places, 495 transitions, 1096 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:43,848 INFO L231 Difference]: Finished difference. Result has 488 places, 495 transitions, 1038 flow [2022-11-18 20:07:43,849 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1034, PETRI_DIFFERENCE_MINUEND_PLACES=486, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=495, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=493, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1038, PETRI_PLACES=488, PETRI_TRANSITIONS=495} [2022-11-18 20:07:43,850 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -170 predicate places. [2022-11-18 20:07:43,850 INFO L495 AbstractCegarLoop]: Abstraction has has 488 places, 495 transitions, 1038 flow [2022-11-18 20:07:43,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:43,851 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:43,851 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:43,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-11-18 20:07:43,852 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:43,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:43,853 INFO L85 PathProgramCache]: Analyzing trace with hash -734532983, now seen corresponding path program 1 times [2022-11-18 20:07:43,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:43,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394143911] [2022-11-18 20:07:43,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:43,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:43,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:43,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:43,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:43,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394143911] [2022-11-18 20:07:43,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394143911] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:43,978 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:43,979 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:43,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401091120] [2022-11-18 20:07:43,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:43,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:43,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:43,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:43,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:43,984 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:43,986 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 488 places, 495 transitions, 1038 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:43,986 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:43,986 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:43,987 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:44,743 INFO L130 PetriNetUnfolder]: 553/2159 cut-off events. [2022-11-18 20:07:44,743 INFO L131 PetriNetUnfolder]: For 318/320 co-relation queries the response was YES. [2022-11-18 20:07:44,758 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3037 conditions, 2159 events. 553/2159 cut-off events. For 318/320 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 10911 event pairs, 82 based on Foata normal form. 0/1785 useless extension candidates. Maximal degree in co-relation 2961. Up to 591 conditions per place. [2022-11-18 20:07:44,771 INFO L137 encePairwiseOnDemand]: 704/707 looper letters, 29 selfloop transitions, 2 changer transitions 0/494 dead transitions. [2022-11-18 20:07:44,772 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 489 places, 494 transitions, 1098 flow [2022-11-18 20:07:44,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:44,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:44,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1601 transitions. [2022-11-18 20:07:44,777 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7548326261197549 [2022-11-18 20:07:44,777 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1601 transitions. [2022-11-18 20:07:44,777 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1601 transitions. [2022-11-18 20:07:44,778 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:44,778 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1601 transitions. [2022-11-18 20:07:44,781 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 533.6666666666666) internal successors, (1601), 3 states have internal predecessors, (1601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:44,784 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:44,785 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:44,785 INFO L175 Difference]: Start difference. First operand has 488 places, 495 transitions, 1038 flow. Second operand 3 states and 1601 transitions. [2022-11-18 20:07:44,785 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 489 places, 494 transitions, 1098 flow [2022-11-18 20:07:44,789 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 487 places, 494 transitions, 1094 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:44,795 INFO L231 Difference]: Finished difference. Result has 487 places, 494 transitions, 1036 flow [2022-11-18 20:07:44,796 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1032, PETRI_DIFFERENCE_MINUEND_PLACES=485, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=494, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=492, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1036, PETRI_PLACES=487, PETRI_TRANSITIONS=494} [2022-11-18 20:07:44,797 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -171 predicate places. [2022-11-18 20:07:44,797 INFO L495 AbstractCegarLoop]: Abstraction has has 487 places, 494 transitions, 1036 flow [2022-11-18 20:07:44,797 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:44,798 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:44,798 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:44,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-11-18 20:07:44,798 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:44,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:44,799 INFO L85 PathProgramCache]: Analyzing trace with hash 756385095, now seen corresponding path program 1 times [2022-11-18 20:07:44,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:44,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328812555] [2022-11-18 20:07:44,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:44,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:44,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:44,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:44,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:44,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328812555] [2022-11-18 20:07:44,893 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328812555] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:44,893 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:44,893 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:44,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12249811] [2022-11-18 20:07:44,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:44,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:44,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:44,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:44,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:44,897 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 513 out of 707 [2022-11-18 20:07:44,898 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 487 places, 494 transitions, 1036 flow. Second operand has 3 states, 3 states have (on average 514.0) internal successors, (1542), 3 states have internal predecessors, (1542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:44,898 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:44,898 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 513 of 707 [2022-11-18 20:07:44,898 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:46,946 INFO L130 PetriNetUnfolder]: 2638/6881 cut-off events. [2022-11-18 20:07:46,946 INFO L131 PetriNetUnfolder]: For 1294/1308 co-relation queries the response was YES. [2022-11-18 20:07:46,994 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11280 conditions, 6881 events. 2638/6881 cut-off events. For 1294/1308 co-relation queries the response was YES. Maximal size of possible extension queue 206. Compared 50932 event pairs, 378 based on Foata normal form. 3/5816 useless extension candidates. Maximal degree in co-relation 11205. Up to 2446 conditions per place. [2022-11-18 20:07:47,034 INFO L137 encePairwiseOnDemand]: 694/707 looper letters, 45 selfloop transitions, 10 changer transitions 0/505 dead transitions. [2022-11-18 20:07:47,034 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 483 places, 505 transitions, 1187 flow [2022-11-18 20:07:47,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:47,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:47,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1591 transitions. [2022-11-18 20:07:47,038 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7501178689297501 [2022-11-18 20:07:47,039 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1591 transitions. [2022-11-18 20:07:47,039 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1591 transitions. [2022-11-18 20:07:47,040 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:47,040 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1591 transitions. [2022-11-18 20:07:47,042 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 530.3333333333334) internal successors, (1591), 3 states have internal predecessors, (1591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:47,045 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:47,046 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:47,046 INFO L175 Difference]: Start difference. First operand has 487 places, 494 transitions, 1036 flow. Second operand 3 states and 1591 transitions. [2022-11-18 20:07:47,046 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 483 places, 505 transitions, 1187 flow [2022-11-18 20:07:47,050 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 481 places, 505 transitions, 1183 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:47,055 INFO L231 Difference]: Finished difference. Result has 482 places, 489 transitions, 1054 flow [2022-11-18 20:07:47,056 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1020, PETRI_DIFFERENCE_MINUEND_PLACES=479, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=488, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=478, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1054, PETRI_PLACES=482, PETRI_TRANSITIONS=489} [2022-11-18 20:07:47,057 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -176 predicate places. [2022-11-18 20:07:47,058 INFO L495 AbstractCegarLoop]: Abstraction has has 482 places, 489 transitions, 1054 flow [2022-11-18 20:07:47,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 514.0) internal successors, (1542), 3 states have internal predecessors, (1542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:47,058 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:47,058 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:47,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-11-18 20:07:47,059 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:47,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:47,060 INFO L85 PathProgramCache]: Analyzing trace with hash 13494078, now seen corresponding path program 1 times [2022-11-18 20:07:47,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:47,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691907654] [2022-11-18 20:07:47,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:47,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:47,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:47,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:47,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:47,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691907654] [2022-11-18 20:07:47,148 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691907654] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:47,149 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:47,149 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:47,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284968532] [2022-11-18 20:07:47,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:47,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:47,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:47,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:47,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:47,152 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:47,154 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 482 places, 489 transitions, 1054 flow. Second operand has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:47,154 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:47,154 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:47,154 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:49,159 INFO L130 PetriNetUnfolder]: 2648/6061 cut-off events. [2022-11-18 20:07:49,159 INFO L131 PetriNetUnfolder]: For 4958/5062 co-relation queries the response was YES. [2022-11-18 20:07:49,204 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11306 conditions, 6061 events. 2648/6061 cut-off events. For 4958/5062 co-relation queries the response was YES. Maximal size of possible extension queue 155. Compared 38693 event pairs, 130 based on Foata normal form. 25/5328 useless extension candidates. Maximal degree in co-relation 11231. Up to 2268 conditions per place. [2022-11-18 20:07:49,255 INFO L137 encePairwiseOnDemand]: 702/707 looper letters, 48 selfloop transitions, 4 changer transitions 0/509 dead transitions. [2022-11-18 20:07:49,255 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 482 places, 509 transitions, 1251 flow [2022-11-18 20:07:49,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:49,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:49,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1618 transitions. [2022-11-18 20:07:49,261 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7628477133427628 [2022-11-18 20:07:49,261 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1618 transitions. [2022-11-18 20:07:49,261 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1618 transitions. [2022-11-18 20:07:49,262 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:49,262 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1618 transitions. [2022-11-18 20:07:49,266 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 539.3333333333334) internal successors, (1618), 3 states have internal predecessors, (1618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:49,270 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:49,270 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:49,271 INFO L175 Difference]: Start difference. First operand has 482 places, 489 transitions, 1054 flow. Second operand 3 states and 1618 transitions. [2022-11-18 20:07:49,271 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 482 places, 509 transitions, 1251 flow [2022-11-18 20:07:49,281 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 481 places, 509 transitions, 1232 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 20:07:49,288 INFO L231 Difference]: Finished difference. Result has 482 places, 488 transitions, 1056 flow [2022-11-18 20:07:49,289 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1040, PETRI_DIFFERENCE_MINUEND_PLACES=479, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=487, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=483, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1056, PETRI_PLACES=482, PETRI_TRANSITIONS=488} [2022-11-18 20:07:49,290 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -176 predicate places. [2022-11-18 20:07:49,290 INFO L495 AbstractCegarLoop]: Abstraction has has 482 places, 488 transitions, 1056 flow [2022-11-18 20:07:49,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.3333333333334) internal successors, (1579), 3 states have internal predecessors, (1579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:49,290 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:49,291 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:49,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-11-18 20:07:49,291 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting thread3Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:49,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:49,292 INFO L85 PathProgramCache]: Analyzing trace with hash 1328975962, now seen corresponding path program 1 times [2022-11-18 20:07:49,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:49,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446368007] [2022-11-18 20:07:49,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:49,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:49,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:49,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:49,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446368007] [2022-11-18 20:07:49,432 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446368007] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:49,432 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:49,433 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:49,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636253510] [2022-11-18 20:07:49,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:49,434 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:49,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:49,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:49,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:49,437 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:49,439 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 482 places, 488 transitions, 1056 flow. Second operand has 3 states, 3 states have (on average 526.6666666666666) internal successors, (1580), 3 states have internal predecessors, (1580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:49,440 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:49,440 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:49,440 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:52,728 INFO L130 PetriNetUnfolder]: 3664/11042 cut-off events. [2022-11-18 20:07:52,729 INFO L131 PetriNetUnfolder]: For 5612/5766 co-relation queries the response was YES. [2022-11-18 20:07:52,807 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18320 conditions, 11042 events. 3664/11042 cut-off events. For 5612/5766 co-relation queries the response was YES. Maximal size of possible extension queue 293. Compared 101550 event pairs, 418 based on Foata normal form. 25/8958 useless extension candidates. Maximal degree in co-relation 18244. Up to 3192 conditions per place. [2022-11-18 20:07:52,864 INFO L137 encePairwiseOnDemand]: 702/707 looper letters, 47 selfloop transitions, 4 changer transitions 0/507 dead transitions. [2022-11-18 20:07:52,864 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 482 places, 507 transitions, 1248 flow [2022-11-18 20:07:52,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:52,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:52,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1617 transitions. [2022-11-18 20:07:52,868 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7623762376237624 [2022-11-18 20:07:52,869 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1617 transitions. [2022-11-18 20:07:52,869 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1617 transitions. [2022-11-18 20:07:52,870 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:52,870 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1617 transitions. [2022-11-18 20:07:52,872 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 539.0) internal successors, (1617), 3 states have internal predecessors, (1617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:52,875 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:52,876 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:52,876 INFO L175 Difference]: Start difference. First operand has 482 places, 488 transitions, 1056 flow. Second operand 3 states and 1617 transitions. [2022-11-18 20:07:52,876 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 482 places, 507 transitions, 1248 flow [2022-11-18 20:07:52,884 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 481 places, 507 transitions, 1241 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 20:07:52,890 INFO L231 Difference]: Finished difference. Result has 482 places, 487 transitions, 1064 flow [2022-11-18 20:07:52,891 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1048, PETRI_DIFFERENCE_MINUEND_PLACES=479, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=486, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=482, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1064, PETRI_PLACES=482, PETRI_TRANSITIONS=487} [2022-11-18 20:07:52,891 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -176 predicate places. [2022-11-18 20:07:52,891 INFO L495 AbstractCegarLoop]: Abstraction has has 482 places, 487 transitions, 1064 flow [2022-11-18 20:07:52,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 526.6666666666666) internal successors, (1580), 3 states have internal predecessors, (1580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:52,892 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:52,892 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:52,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-11-18 20:07:52,893 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting thread4Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:52,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:52,894 INFO L85 PathProgramCache]: Analyzing trace with hash 114198761, now seen corresponding path program 1 times [2022-11-18 20:07:52,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:52,894 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761373447] [2022-11-18 20:07:52,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:52,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:52,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:52,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:52,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:52,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761373447] [2022-11-18 20:07:52,994 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761373447] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:52,994 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:52,994 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:52,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503966136] [2022-11-18 20:07:52,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:52,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:52,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:52,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:52,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:52,997 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:07:52,999 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 482 places, 487 transitions, 1064 flow. Second operand has 3 states, 3 states have (on average 527.0) internal successors, (1581), 3 states have internal predecessors, (1581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:52,999 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:52,999 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:07:52,999 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:56,064 INFO L130 PetriNetUnfolder]: 3835/12105 cut-off events. [2022-11-18 20:07:56,064 INFO L131 PetriNetUnfolder]: For 8864/9128 co-relation queries the response was YES. [2022-11-18 20:07:56,163 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21014 conditions, 12105 events. 3835/12105 cut-off events. For 8864/9128 co-relation queries the response was YES. Maximal size of possible extension queue 466. Compared 122242 event pairs, 498 based on Foata normal form. 64/10107 useless extension candidates. Maximal degree in co-relation 20937. Up to 3888 conditions per place. [2022-11-18 20:07:56,226 INFO L137 encePairwiseOnDemand]: 702/707 looper letters, 46 selfloop transitions, 4 changer transitions 0/505 dead transitions. [2022-11-18 20:07:56,226 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 482 places, 505 transitions, 1257 flow [2022-11-18 20:07:56,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:56,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:56,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1616 transitions. [2022-11-18 20:07:56,230 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7619047619047619 [2022-11-18 20:07:56,230 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1616 transitions. [2022-11-18 20:07:56,230 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1616 transitions. [2022-11-18 20:07:56,231 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:56,231 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1616 transitions. [2022-11-18 20:07:56,234 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 538.6666666666666) internal successors, (1616), 3 states have internal predecessors, (1616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:56,237 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:56,237 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:56,238 INFO L175 Difference]: Start difference. First operand has 482 places, 487 transitions, 1064 flow. Second operand 3 states and 1616 transitions. [2022-11-18 20:07:56,238 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 482 places, 505 transitions, 1257 flow [2022-11-18 20:07:56,248 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 481 places, 505 transitions, 1250 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 20:07:56,254 INFO L231 Difference]: Finished difference. Result has 482 places, 486 transitions, 1072 flow [2022-11-18 20:07:56,255 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1056, PETRI_DIFFERENCE_MINUEND_PLACES=479, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=485, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=481, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1072, PETRI_PLACES=482, PETRI_TRANSITIONS=486} [2022-11-18 20:07:56,255 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -176 predicate places. [2022-11-18 20:07:56,255 INFO L495 AbstractCegarLoop]: Abstraction has has 482 places, 486 transitions, 1072 flow [2022-11-18 20:07:56,256 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 527.0) internal successors, (1581), 3 states have internal predecessors, (1581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:56,256 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:56,257 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:56,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-11-18 20:07:56,257 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr31ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:07:56,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:56,258 INFO L85 PathProgramCache]: Analyzing trace with hash 1944306883, now seen corresponding path program 1 times [2022-11-18 20:07:56,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:56,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558328032] [2022-11-18 20:07:56,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:56,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:56,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:57,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:57,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:57,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558328032] [2022-11-18 20:07:57,292 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558328032] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:57,292 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:57,292 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 20:07:57,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054151437] [2022-11-18 20:07:57,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:57,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:07:57,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:57,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:07:57,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:07:57,298 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 707 [2022-11-18 20:07:57,302 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 482 places, 486 transitions, 1072 flow. Second operand has 6 states, 6 states have (on average 479.1666666666667) internal successors, (2875), 6 states have internal predecessors, (2875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:57,302 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:57,302 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 707 [2022-11-18 20:07:57,303 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:02,660 INFO L130 PetriNetUnfolder]: 6443/11159 cut-off events. [2022-11-18 20:08:02,660 INFO L131 PetriNetUnfolder]: For 21196/21196 co-relation queries the response was YES. [2022-11-18 20:08:02,783 INFO L83 FinitePrefix]: Finished finitePrefix Result has 29294 conditions, 11159 events. 6443/11159 cut-off events. For 21196/21196 co-relation queries the response was YES. Maximal size of possible extension queue 279. Compared 66225 event pairs, 858 based on Foata normal form. 0/10313 useless extension candidates. Maximal degree in co-relation 29214. Up to 7168 conditions per place. [2022-11-18 20:08:03,145 INFO L137 encePairwiseOnDemand]: 702/707 looper letters, 141 selfloop transitions, 4 changer transitions 0/557 dead transitions. [2022-11-18 20:08:03,145 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 486 places, 557 transitions, 1756 flow [2022-11-18 20:08:03,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:08:03,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-11-18 20:08:03,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2978 transitions. [2022-11-18 20:08:03,151 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.702027345591702 [2022-11-18 20:08:03,151 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2978 transitions. [2022-11-18 20:08:03,151 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2978 transitions. [2022-11-18 20:08:03,152 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:03,153 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2978 transitions. [2022-11-18 20:08:03,157 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 496.3333333333333) internal successors, (2978), 6 states have internal predecessors, (2978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:03,161 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 707.0) internal successors, (4949), 7 states have internal predecessors, (4949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:03,162 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 707.0) internal successors, (4949), 7 states have internal predecessors, (4949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:03,162 INFO L175 Difference]: Start difference. First operand has 482 places, 486 transitions, 1072 flow. Second operand 6 states and 2978 transitions. [2022-11-18 20:08:03,163 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 486 places, 557 transitions, 1756 flow [2022-11-18 20:08:03,178 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 485 places, 557 transitions, 1740 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 20:08:03,184 INFO L231 Difference]: Finished difference. Result has 485 places, 485 transitions, 1074 flow [2022-11-18 20:08:03,185 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1066, PETRI_DIFFERENCE_MINUEND_PLACES=480, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=485, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=481, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1074, PETRI_PLACES=485, PETRI_TRANSITIONS=485} [2022-11-18 20:08:03,186 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -173 predicate places. [2022-11-18 20:08:03,186 INFO L495 AbstractCegarLoop]: Abstraction has has 485 places, 485 transitions, 1074 flow [2022-11-18 20:08:03,186 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 479.1666666666667) internal successors, (2875), 6 states have internal predecessors, (2875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:03,187 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:03,187 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:03,187 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-11-18 20:08:03,187 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr32ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:08:03,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:03,188 INFO L85 PathProgramCache]: Analyzing trace with hash -783587551, now seen corresponding path program 1 times [2022-11-18 20:08:03,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:03,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731920778] [2022-11-18 20:08:03,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:03,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:04,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:08:04,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:04,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731920778] [2022-11-18 20:08:04,038 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731920778] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:04,038 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:04,038 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 20:08:04,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431606955] [2022-11-18 20:08:04,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:04,039 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:08:04,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:04,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:08:04,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:08:04,042 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 707 [2022-11-18 20:08:04,045 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 485 places, 485 transitions, 1074 flow. Second operand has 6 states, 6 states have (on average 480.1666666666667) internal successors, (2881), 6 states have internal predecessors, (2881), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:04,045 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:04,045 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 707 [2022-11-18 20:08:04,045 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:08,248 INFO L130 PetriNetUnfolder]: 6237/10400 cut-off events. [2022-11-18 20:08:08,248 INFO L131 PetriNetUnfolder]: For 12450/12450 co-relation queries the response was YES. [2022-11-18 20:08:08,340 INFO L83 FinitePrefix]: Finished finitePrefix Result has 28045 conditions, 10400 events. 6237/10400 cut-off events. For 12450/12450 co-relation queries the response was YES. Maximal size of possible extension queue 276. Compared 58711 event pairs, 291 based on Foata normal form. 0/9664 useless extension candidates. Maximal degree in co-relation 27964. Up to 5632 conditions per place. [2022-11-18 20:08:08,437 INFO L137 encePairwiseOnDemand]: 702/707 looper letters, 104 selfloop transitions, 4 changer transitions 0/520 dead transitions. [2022-11-18 20:08:08,438 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 489 places, 520 transitions, 1480 flow [2022-11-18 20:08:08,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:08:08,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-11-18 20:08:08,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2953 transitions. [2022-11-18 20:08:08,442 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6961338991041961 [2022-11-18 20:08:08,443 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2953 transitions. [2022-11-18 20:08:08,443 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2953 transitions. [2022-11-18 20:08:08,444 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:08,444 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2953 transitions. [2022-11-18 20:08:08,447 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 492.1666666666667) internal successors, (2953), 6 states have internal predecessors, (2953), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:08,451 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 707.0) internal successors, (4949), 7 states have internal predecessors, (4949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:08,452 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 707.0) internal successors, (4949), 7 states have internal predecessors, (4949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:08,453 INFO L175 Difference]: Start difference. First operand has 485 places, 485 transitions, 1074 flow. Second operand 6 states and 2953 transitions. [2022-11-18 20:08:08,453 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 489 places, 520 transitions, 1480 flow [2022-11-18 20:08:08,467 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 485 places, 520 transitions, 1473 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-18 20:08:08,474 INFO L231 Difference]: Finished difference. Result has 485 places, 484 transitions, 1073 flow [2022-11-18 20:08:08,475 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1065, PETRI_DIFFERENCE_MINUEND_PLACES=480, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=484, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=480, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1073, PETRI_PLACES=485, PETRI_TRANSITIONS=484} [2022-11-18 20:08:08,475 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -173 predicate places. [2022-11-18 20:08:08,476 INFO L495 AbstractCegarLoop]: Abstraction has has 485 places, 484 transitions, 1073 flow [2022-11-18 20:08:08,476 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 480.1666666666667) internal successors, (2881), 6 states have internal predecessors, (2881), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:08,477 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:08,477 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:08,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-11-18 20:08:08,477 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:08:08,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:08,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1322202522, now seen corresponding path program 1 times [2022-11-18 20:08:08,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:08,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067595427] [2022-11-18 20:08:08,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:08,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:09,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:08:09,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:09,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067595427] [2022-11-18 20:08:09,594 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067595427] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:09,594 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:09,594 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 20:08:09,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984773577] [2022-11-18 20:08:09,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:09,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:08:09,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:09,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:08:09,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:08:09,600 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 707 [2022-11-18 20:08:09,603 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 485 places, 484 transitions, 1073 flow. Second operand has 6 states, 6 states have (on average 481.1666666666667) internal successors, (2887), 6 states have internal predecessors, (2887), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:09,603 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:09,603 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 707 [2022-11-18 20:08:09,604 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:13,938 INFO L130 PetriNetUnfolder]: 6063/10139 cut-off events. [2022-11-18 20:08:13,938 INFO L131 PetriNetUnfolder]: For 12120/12120 co-relation queries the response was YES. [2022-11-18 20:08:14,034 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27400 conditions, 10139 events. 6063/10139 cut-off events. For 12120/12120 co-relation queries the response was YES. Maximal size of possible extension queue 272. Compared 57125 event pairs, 614 based on Foata normal form. 0/9471 useless extension candidates. Maximal degree in co-relation 27319. Up to 3584 conditions per place. [2022-11-18 20:08:14,114 INFO L137 encePairwiseOnDemand]: 702/707 looper letters, 91 selfloop transitions, 4 changer transitions 0/507 dead transitions. [2022-11-18 20:08:14,114 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 489 places, 507 transitions, 1389 flow [2022-11-18 20:08:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:08:14,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-11-18 20:08:14,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2944 transitions. [2022-11-18 20:08:14,118 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.694012258368694 [2022-11-18 20:08:14,118 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2944 transitions. [2022-11-18 20:08:14,118 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2944 transitions. [2022-11-18 20:08:14,120 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:14,120 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2944 transitions. [2022-11-18 20:08:14,124 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 490.6666666666667) internal successors, (2944), 6 states have internal predecessors, (2944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:14,128 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 707.0) internal successors, (4949), 7 states have internal predecessors, (4949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:14,129 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 707.0) internal successors, (4949), 7 states have internal predecessors, (4949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:14,129 INFO L175 Difference]: Start difference. First operand has 485 places, 484 transitions, 1073 flow. Second operand 6 states and 2944 transitions. [2022-11-18 20:08:14,130 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 489 places, 507 transitions, 1389 flow [2022-11-18 20:08:14,143 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 485 places, 507 transitions, 1382 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-18 20:08:14,149 INFO L231 Difference]: Finished difference. Result has 485 places, 483 transitions, 1072 flow [2022-11-18 20:08:14,150 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1064, PETRI_DIFFERENCE_MINUEND_PLACES=480, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=483, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=479, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1072, PETRI_PLACES=485, PETRI_TRANSITIONS=483} [2022-11-18 20:08:14,151 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -173 predicate places. [2022-11-18 20:08:14,151 INFO L495 AbstractCegarLoop]: Abstraction has has 485 places, 483 transitions, 1072 flow [2022-11-18 20:08:14,151 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 481.1666666666667) internal successors, (2887), 6 states have internal predecessors, (2887), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:14,152 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:14,152 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:14,152 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-11-18 20:08:14,152 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:08:14,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:14,153 INFO L85 PathProgramCache]: Analyzing trace with hash 360759955, now seen corresponding path program 1 times [2022-11-18 20:08:14,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:14,153 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506936972] [2022-11-18 20:08:14,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:14,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:14,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:15,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:08:15,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:15,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506936972] [2022-11-18 20:08:15,124 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506936972] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:15,124 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:15,124 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 20:08:15,124 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239524017] [2022-11-18 20:08:15,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:15,125 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:08:15,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:15,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:08:15,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:08:15,128 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 707 [2022-11-18 20:08:15,140 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 485 places, 483 transitions, 1072 flow. Second operand has 6 states, 6 states have (on average 482.1666666666667) internal successors, (2893), 6 states have internal predecessors, (2893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:15,150 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:15,150 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 707 [2022-11-18 20:08:15,151 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:19,541 INFO L130 PetriNetUnfolder]: 5857/9839 cut-off events. [2022-11-18 20:08:19,541 INFO L131 PetriNetUnfolder]: For 11736/11736 co-relation queries the response was YES. [2022-11-18 20:08:19,632 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26684 conditions, 9839 events. 5857/9839 cut-off events. For 11736/11736 co-relation queries the response was YES. Maximal size of possible extension queue 259. Compared 55001 event pairs, 1006 based on Foata normal form. 0/9289 useless extension candidates. Maximal degree in co-relation 26603. Up to 5514 conditions per place. [2022-11-18 20:08:19,704 INFO L137 encePairwiseOnDemand]: 702/707 looper letters, 78 selfloop transitions, 4 changer transitions 0/494 dead transitions. [2022-11-18 20:08:19,704 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 489 places, 494 transitions, 1298 flow [2022-11-18 20:08:19,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:08:19,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-11-18 20:08:19,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2935 transitions. [2022-11-18 20:08:19,709 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6918906176331919 [2022-11-18 20:08:19,709 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2935 transitions. [2022-11-18 20:08:19,709 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2935 transitions. [2022-11-18 20:08:19,710 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:19,710 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2935 transitions. [2022-11-18 20:08:19,715 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 489.1666666666667) internal successors, (2935), 6 states have internal predecessors, (2935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:19,719 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 707.0) internal successors, (4949), 7 states have internal predecessors, (4949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:19,720 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 707.0) internal successors, (4949), 7 states have internal predecessors, (4949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:19,720 INFO L175 Difference]: Start difference. First operand has 485 places, 483 transitions, 1072 flow. Second operand 6 states and 2935 transitions. [2022-11-18 20:08:19,721 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 489 places, 494 transitions, 1298 flow [2022-11-18 20:08:19,736 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 485 places, 494 transitions, 1291 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-18 20:08:19,741 INFO L231 Difference]: Finished difference. Result has 485 places, 482 transitions, 1071 flow [2022-11-18 20:08:19,742 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1063, PETRI_DIFFERENCE_MINUEND_PLACES=480, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=482, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=478, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1071, PETRI_PLACES=485, PETRI_TRANSITIONS=482} [2022-11-18 20:08:19,743 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -173 predicate places. [2022-11-18 20:08:19,743 INFO L495 AbstractCegarLoop]: Abstraction has has 485 places, 482 transitions, 1071 flow [2022-11-18 20:08:19,743 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 482.1666666666667) internal successors, (2893), 6 states have internal predecessors, (2893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:19,744 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:19,744 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:19,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-11-18 20:08:19,744 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 336 more)] === [2022-11-18 20:08:19,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:19,745 INFO L85 PathProgramCache]: Analyzing trace with hash -1152681849, now seen corresponding path program 1 times [2022-11-18 20:08:19,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:19,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365372375] [2022-11-18 20:08:19,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:19,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:19,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:19,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:08:19,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:19,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365372375] [2022-11-18 20:08:19,853 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365372375] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:19,854 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:19,854 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:08:19,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623989137] [2022-11-18 20:08:19,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:19,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:08:19,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:19,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:08:19,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:08:19,859 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 525 out of 707 [2022-11-18 20:08:19,860 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 485 places, 482 transitions, 1071 flow. Second operand has 3 states, 3 states have (on average 529.0) internal successors, (1587), 3 states have internal predecessors, (1587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:19,860 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:19,860 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 525 of 707 [2022-11-18 20:08:19,861 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:21,490 INFO L130 PetriNetUnfolder]: 1155/6287 cut-off events. [2022-11-18 20:08:21,491 INFO L131 PetriNetUnfolder]: For 2520/2528 co-relation queries the response was YES. [2022-11-18 20:08:21,521 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10222 conditions, 6287 events. 1155/6287 cut-off events. For 2520/2528 co-relation queries the response was YES. Maximal size of possible extension queue 178. Compared 59804 event pairs, 210 based on Foata normal form. 256/5729 useless extension candidates. Maximal degree in co-relation 10141. Up to 1518 conditions per place. [2022-11-18 20:08:21,523 INFO L137 encePairwiseOnDemand]: 705/707 looper letters, 0 selfloop transitions, 0 changer transitions 481/481 dead transitions. [2022-11-18 20:08:21,524 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 486 places, 481 transitions, 1127 flow [2022-11-18 20:08:21,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:08:21,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:08:21,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1599 transitions. [2022-11-18 20:08:21,525 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7538896746817539 [2022-11-18 20:08:21,526 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1599 transitions. [2022-11-18 20:08:21,526 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1599 transitions. [2022-11-18 20:08:21,526 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:21,527 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1599 transitions. [2022-11-18 20:08:21,528 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 533.0) internal successors, (1599), 3 states have internal predecessors, (1599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:21,530 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:21,531 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 707.0) internal successors, (2828), 4 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:21,531 INFO L175 Difference]: Start difference. First operand has 485 places, 482 transitions, 1071 flow. Second operand 3 states and 1599 transitions. [2022-11-18 20:08:21,531 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 486 places, 481 transitions, 1127 flow [2022-11-18 20:08:21,539 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 482 places, 481 transitions, 1120 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-18 20:08:21,542 INFO L231 Difference]: Finished difference. Result has 482 places, 0 transitions, 0 flow [2022-11-18 20:08:21,542 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=707, PETRI_DIFFERENCE_MINUEND_FLOW=1062, PETRI_DIFFERENCE_MINUEND_PLACES=480, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=481, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=481, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=482, PETRI_TRANSITIONS=0} [2022-11-18 20:08:21,542 INFO L288 CegarLoopForPetriNet]: 658 programPoint places, -176 predicate places. [2022-11-18 20:08:21,543 INFO L495 AbstractCegarLoop]: Abstraction has has 482 places, 0 transitions, 0 flow [2022-11-18 20:08:21,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 529.0) internal successors, (1587), 3 states have internal predecessors, (1587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:21,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (339 of 340 remaining) [2022-11-18 20:08:21,546 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (338 of 340 remaining) [2022-11-18 20:08:21,546 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (337 of 340 remaining) [2022-11-18 20:08:21,546 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (336 of 340 remaining) [2022-11-18 20:08:21,547 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (335 of 340 remaining) [2022-11-18 20:08:21,547 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (334 of 340 remaining) [2022-11-18 20:08:21,547 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (333 of 340 remaining) [2022-11-18 20:08:21,547 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (332 of 340 remaining) [2022-11-18 20:08:21,547 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (331 of 340 remaining) [2022-11-18 20:08:21,547 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (330 of 340 remaining) [2022-11-18 20:08:21,547 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (329 of 340 remaining) [2022-11-18 20:08:21,548 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (328 of 340 remaining) [2022-11-18 20:08:21,548 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (327 of 340 remaining) [2022-11-18 20:08:21,548 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (326 of 340 remaining) [2022-11-18 20:08:21,548 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (325 of 340 remaining) [2022-11-18 20:08:21,548 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (324 of 340 remaining) [2022-11-18 20:08:21,549 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (323 of 340 remaining) [2022-11-18 20:08:21,549 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (322 of 340 remaining) [2022-11-18 20:08:21,549 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (321 of 340 remaining) [2022-11-18 20:08:21,549 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (320 of 340 remaining) [2022-11-18 20:08:21,549 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (319 of 340 remaining) [2022-11-18 20:08:21,550 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (318 of 340 remaining) [2022-11-18 20:08:21,550 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (317 of 340 remaining) [2022-11-18 20:08:21,550 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (316 of 340 remaining) [2022-11-18 20:08:21,550 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (315 of 340 remaining) [2022-11-18 20:08:21,550 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (314 of 340 remaining) [2022-11-18 20:08:21,551 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (313 of 340 remaining) [2022-11-18 20:08:21,551 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (312 of 340 remaining) [2022-11-18 20:08:21,551 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (311 of 340 remaining) [2022-11-18 20:08:21,551 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err29ASSERT_VIOLATIONDATA_RACE (310 of 340 remaining) [2022-11-18 20:08:21,551 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err30ASSERT_VIOLATIONDATA_RACE (309 of 340 remaining) [2022-11-18 20:08:21,551 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err31ASSERT_VIOLATIONDATA_RACE (308 of 340 remaining) [2022-11-18 20:08:21,552 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err32ASSERT_VIOLATIONDATA_RACE (307 of 340 remaining) [2022-11-18 20:08:21,552 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err33ASSERT_VIOLATIONDATA_RACE (306 of 340 remaining) [2022-11-18 20:08:21,552 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err34ASSERT_VIOLATIONDATA_RACE (305 of 340 remaining) [2022-11-18 20:08:21,552 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err35ASSERT_VIOLATIONDATA_RACE (304 of 340 remaining) [2022-11-18 20:08:21,552 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err36ASSERT_VIOLATIONDATA_RACE (303 of 340 remaining) [2022-11-18 20:08:21,552 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err37ASSERT_VIOLATIONDATA_RACE (302 of 340 remaining) [2022-11-18 20:08:21,553 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err38ASSERT_VIOLATIONDATA_RACE (301 of 340 remaining) [2022-11-18 20:08:21,553 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err39ASSERT_VIOLATIONDATA_RACE (300 of 340 remaining) [2022-11-18 20:08:21,553 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err40ASSERT_VIOLATIONDATA_RACE (299 of 340 remaining) [2022-11-18 20:08:21,553 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err41ASSERT_VIOLATIONDATA_RACE (298 of 340 remaining) [2022-11-18 20:08:21,553 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err42ASSERT_VIOLATIONDATA_RACE (297 of 340 remaining) [2022-11-18 20:08:21,553 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err43ASSERT_VIOLATIONDATA_RACE (296 of 340 remaining) [2022-11-18 20:08:21,554 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err44ASSERT_VIOLATIONDATA_RACE (295 of 340 remaining) [2022-11-18 20:08:21,554 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err45ASSERT_VIOLATIONDATA_RACE (294 of 340 remaining) [2022-11-18 20:08:21,554 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err46ASSERT_VIOLATIONDATA_RACE (293 of 340 remaining) [2022-11-18 20:08:21,554 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err47ASSERT_VIOLATIONDATA_RACE (292 of 340 remaining) [2022-11-18 20:08:21,554 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err48ASSERT_VIOLATIONDATA_RACE (291 of 340 remaining) [2022-11-18 20:08:21,554 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err49ASSERT_VIOLATIONDATA_RACE (290 of 340 remaining) [2022-11-18 20:08:21,555 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err50ASSERT_VIOLATIONDATA_RACE (289 of 340 remaining) [2022-11-18 20:08:21,555 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err51ASSERT_VIOLATIONDATA_RACE (288 of 340 remaining) [2022-11-18 20:08:21,555 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err52ASSERT_VIOLATIONDATA_RACE (287 of 340 remaining) [2022-11-18 20:08:21,555 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err53ASSERT_VIOLATIONDATA_RACE (286 of 340 remaining) [2022-11-18 20:08:21,555 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err54ASSERT_VIOLATIONDATA_RACE (285 of 340 remaining) [2022-11-18 20:08:21,556 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err55ASSERT_VIOLATIONDATA_RACE (284 of 340 remaining) [2022-11-18 20:08:21,556 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err56ASSERT_VIOLATIONDATA_RACE (283 of 340 remaining) [2022-11-18 20:08:21,556 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err57ASSERT_VIOLATIONDATA_RACE (282 of 340 remaining) [2022-11-18 20:08:21,556 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err58ASSERT_VIOLATIONDATA_RACE (281 of 340 remaining) [2022-11-18 20:08:21,556 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err59ASSERT_VIOLATIONDATA_RACE (280 of 340 remaining) [2022-11-18 20:08:21,557 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err60ASSERT_VIOLATIONDATA_RACE (279 of 340 remaining) [2022-11-18 20:08:21,557 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err61ASSERT_VIOLATIONDATA_RACE (278 of 340 remaining) [2022-11-18 20:08:21,557 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err62ASSERT_VIOLATIONDATA_RACE (277 of 340 remaining) [2022-11-18 20:08:21,557 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err63ASSERT_VIOLATIONDATA_RACE (276 of 340 remaining) [2022-11-18 20:08:21,557 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err64ASSERT_VIOLATIONDATA_RACE (275 of 340 remaining) [2022-11-18 20:08:21,557 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err65ASSERT_VIOLATIONDATA_RACE (274 of 340 remaining) [2022-11-18 20:08:21,558 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err66ASSERT_VIOLATIONDATA_RACE (273 of 340 remaining) [2022-11-18 20:08:21,558 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err67ASSERT_VIOLATIONDATA_RACE (272 of 340 remaining) [2022-11-18 20:08:21,558 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err68ASSERT_VIOLATIONDATA_RACE (271 of 340 remaining) [2022-11-18 20:08:21,558 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err69ASSERT_VIOLATIONDATA_RACE (270 of 340 remaining) [2022-11-18 20:08:21,558 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err70ASSERT_VIOLATIONDATA_RACE (269 of 340 remaining) [2022-11-18 20:08:21,559 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err71ASSERT_VIOLATIONDATA_RACE (268 of 340 remaining) [2022-11-18 20:08:21,559 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err72ASSERT_VIOLATIONDATA_RACE (267 of 340 remaining) [2022-11-18 20:08:21,559 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err73ASSERT_VIOLATIONDATA_RACE (266 of 340 remaining) [2022-11-18 20:08:21,559 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err74ASSERT_VIOLATIONDATA_RACE (265 of 340 remaining) [2022-11-18 20:08:21,559 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (264 of 340 remaining) [2022-11-18 20:08:21,560 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (263 of 340 remaining) [2022-11-18 20:08:21,560 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (262 of 340 remaining) [2022-11-18 20:08:21,560 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (261 of 340 remaining) [2022-11-18 20:08:21,560 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (260 of 340 remaining) [2022-11-18 20:08:21,560 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (259 of 340 remaining) [2022-11-18 20:08:21,560 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (258 of 340 remaining) [2022-11-18 20:08:21,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (257 of 340 remaining) [2022-11-18 20:08:21,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (256 of 340 remaining) [2022-11-18 20:08:21,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (255 of 340 remaining) [2022-11-18 20:08:21,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (254 of 340 remaining) [2022-11-18 20:08:21,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (253 of 340 remaining) [2022-11-18 20:08:21,562 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (252 of 340 remaining) [2022-11-18 20:08:21,562 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (251 of 340 remaining) [2022-11-18 20:08:21,562 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (250 of 340 remaining) [2022-11-18 20:08:21,562 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (249 of 340 remaining) [2022-11-18 20:08:21,562 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (248 of 340 remaining) [2022-11-18 20:08:21,563 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (247 of 340 remaining) [2022-11-18 20:08:21,563 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (246 of 340 remaining) [2022-11-18 20:08:21,563 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (245 of 340 remaining) [2022-11-18 20:08:21,563 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (244 of 340 remaining) [2022-11-18 20:08:21,563 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (243 of 340 remaining) [2022-11-18 20:08:21,564 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (242 of 340 remaining) [2022-11-18 20:08:21,564 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (241 of 340 remaining) [2022-11-18 20:08:21,564 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (240 of 340 remaining) [2022-11-18 20:08:21,564 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (239 of 340 remaining) [2022-11-18 20:08:21,564 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (238 of 340 remaining) [2022-11-18 20:08:21,564 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (237 of 340 remaining) [2022-11-18 20:08:21,565 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (236 of 340 remaining) [2022-11-18 20:08:21,565 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (235 of 340 remaining) [2022-11-18 20:08:21,565 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (234 of 340 remaining) [2022-11-18 20:08:21,565 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (233 of 340 remaining) [2022-11-18 20:08:21,565 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (232 of 340 remaining) [2022-11-18 20:08:21,565 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (231 of 340 remaining) [2022-11-18 20:08:21,566 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (230 of 340 remaining) [2022-11-18 20:08:21,566 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (229 of 340 remaining) [2022-11-18 20:08:21,566 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (228 of 340 remaining) [2022-11-18 20:08:21,566 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (227 of 340 remaining) [2022-11-18 20:08:21,566 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (226 of 340 remaining) [2022-11-18 20:08:21,567 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (225 of 340 remaining) [2022-11-18 20:08:21,567 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (224 of 340 remaining) [2022-11-18 20:08:21,567 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (223 of 340 remaining) [2022-11-18 20:08:21,567 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (222 of 340 remaining) [2022-11-18 20:08:21,567 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (221 of 340 remaining) [2022-11-18 20:08:21,567 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (220 of 340 remaining) [2022-11-18 20:08:21,568 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err20ASSERT_VIOLATIONDATA_RACE (219 of 340 remaining) [2022-11-18 20:08:21,568 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err21ASSERT_VIOLATIONDATA_RACE (218 of 340 remaining) [2022-11-18 20:08:21,568 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err22ASSERT_VIOLATIONDATA_RACE (217 of 340 remaining) [2022-11-18 20:08:21,568 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err23ASSERT_VIOLATIONDATA_RACE (216 of 340 remaining) [2022-11-18 20:08:21,568 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err24ASSERT_VIOLATIONDATA_RACE (215 of 340 remaining) [2022-11-18 20:08:21,568 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (214 of 340 remaining) [2022-11-18 20:08:21,569 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (213 of 340 remaining) [2022-11-18 20:08:21,569 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (212 of 340 remaining) [2022-11-18 20:08:21,569 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (211 of 340 remaining) [2022-11-18 20:08:21,569 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (210 of 340 remaining) [2022-11-18 20:08:21,569 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (209 of 340 remaining) [2022-11-18 20:08:21,570 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (208 of 340 remaining) [2022-11-18 20:08:21,570 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (207 of 340 remaining) [2022-11-18 20:08:21,570 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (206 of 340 remaining) [2022-11-18 20:08:21,570 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (205 of 340 remaining) [2022-11-18 20:08:21,570 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (204 of 340 remaining) [2022-11-18 20:08:21,571 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (203 of 340 remaining) [2022-11-18 20:08:21,571 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (202 of 340 remaining) [2022-11-18 20:08:21,571 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (201 of 340 remaining) [2022-11-18 20:08:21,571 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (200 of 340 remaining) [2022-11-18 20:08:21,571 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (199 of 340 remaining) [2022-11-18 20:08:21,571 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (198 of 340 remaining) [2022-11-18 20:08:21,572 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (197 of 340 remaining) [2022-11-18 20:08:21,572 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (196 of 340 remaining) [2022-11-18 20:08:21,572 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (195 of 340 remaining) [2022-11-18 20:08:21,572 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (194 of 340 remaining) [2022-11-18 20:08:21,572 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (193 of 340 remaining) [2022-11-18 20:08:21,573 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (192 of 340 remaining) [2022-11-18 20:08:21,573 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (191 of 340 remaining) [2022-11-18 20:08:21,573 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (190 of 340 remaining) [2022-11-18 20:08:21,573 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (189 of 340 remaining) [2022-11-18 20:08:21,573 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (188 of 340 remaining) [2022-11-18 20:08:21,574 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (187 of 340 remaining) [2022-11-18 20:08:21,574 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (186 of 340 remaining) [2022-11-18 20:08:21,574 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE (185 of 340 remaining) [2022-11-18 20:08:21,574 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE (184 of 340 remaining) [2022-11-18 20:08:21,574 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONDATA_RACE (183 of 340 remaining) [2022-11-18 20:08:21,574 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONDATA_RACE (182 of 340 remaining) [2022-11-18 20:08:21,575 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE (181 of 340 remaining) [2022-11-18 20:08:21,575 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE (180 of 340 remaining) [2022-11-18 20:08:21,575 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (179 of 340 remaining) [2022-11-18 20:08:21,575 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (178 of 340 remaining) [2022-11-18 20:08:21,575 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (177 of 340 remaining) [2022-11-18 20:08:21,576 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (176 of 340 remaining) [2022-11-18 20:08:21,576 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (175 of 340 remaining) [2022-11-18 20:08:21,576 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (174 of 340 remaining) [2022-11-18 20:08:21,576 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (173 of 340 remaining) [2022-11-18 20:08:21,576 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (172 of 340 remaining) [2022-11-18 20:08:21,577 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (171 of 340 remaining) [2022-11-18 20:08:21,577 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (170 of 340 remaining) [2022-11-18 20:08:21,577 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (169 of 340 remaining) [2022-11-18 20:08:21,577 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (168 of 340 remaining) [2022-11-18 20:08:21,577 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (167 of 340 remaining) [2022-11-18 20:08:21,577 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (166 of 340 remaining) [2022-11-18 20:08:21,578 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (165 of 340 remaining) [2022-11-18 20:08:21,578 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (164 of 340 remaining) [2022-11-18 20:08:21,578 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (163 of 340 remaining) [2022-11-18 20:08:21,578 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (162 of 340 remaining) [2022-11-18 20:08:21,578 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (161 of 340 remaining) [2022-11-18 20:08:21,578 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (160 of 340 remaining) [2022-11-18 20:08:21,579 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (159 of 340 remaining) [2022-11-18 20:08:21,579 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (158 of 340 remaining) [2022-11-18 20:08:21,579 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (157 of 340 remaining) [2022-11-18 20:08:21,579 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (156 of 340 remaining) [2022-11-18 20:08:21,579 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (155 of 340 remaining) [2022-11-18 20:08:21,580 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err20ASSERT_VIOLATIONDATA_RACE (154 of 340 remaining) [2022-11-18 20:08:21,580 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err21ASSERT_VIOLATIONDATA_RACE (153 of 340 remaining) [2022-11-18 20:08:21,580 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err22ASSERT_VIOLATIONDATA_RACE (152 of 340 remaining) [2022-11-18 20:08:21,580 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err23ASSERT_VIOLATIONDATA_RACE (151 of 340 remaining) [2022-11-18 20:08:21,580 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err24ASSERT_VIOLATIONDATA_RACE (150 of 340 remaining) [2022-11-18 20:08:21,580 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (149 of 340 remaining) [2022-11-18 20:08:21,581 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (148 of 340 remaining) [2022-11-18 20:08:21,581 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (147 of 340 remaining) [2022-11-18 20:08:21,581 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (146 of 340 remaining) [2022-11-18 20:08:21,581 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (145 of 340 remaining) [2022-11-18 20:08:21,581 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (144 of 340 remaining) [2022-11-18 20:08:21,582 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (143 of 340 remaining) [2022-11-18 20:08:21,582 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (142 of 340 remaining) [2022-11-18 20:08:21,582 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (141 of 340 remaining) [2022-11-18 20:08:21,582 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (140 of 340 remaining) [2022-11-18 20:08:21,582 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (139 of 340 remaining) [2022-11-18 20:08:21,582 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (138 of 340 remaining) [2022-11-18 20:08:21,583 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (137 of 340 remaining) [2022-11-18 20:08:21,583 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (136 of 340 remaining) [2022-11-18 20:08:21,583 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (135 of 340 remaining) [2022-11-18 20:08:21,583 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (134 of 340 remaining) [2022-11-18 20:08:21,583 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (133 of 340 remaining) [2022-11-18 20:08:21,584 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (132 of 340 remaining) [2022-11-18 20:08:21,584 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (131 of 340 remaining) [2022-11-18 20:08:21,584 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (130 of 340 remaining) [2022-11-18 20:08:21,584 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (129 of 340 remaining) [2022-11-18 20:08:21,584 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (128 of 340 remaining) [2022-11-18 20:08:21,585 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (127 of 340 remaining) [2022-11-18 20:08:21,585 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (126 of 340 remaining) [2022-11-18 20:08:21,585 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (125 of 340 remaining) [2022-11-18 20:08:21,585 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (124 of 340 remaining) [2022-11-18 20:08:21,585 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (123 of 340 remaining) [2022-11-18 20:08:21,585 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (122 of 340 remaining) [2022-11-18 20:08:21,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (121 of 340 remaining) [2022-11-18 20:08:21,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err29ASSERT_VIOLATIONDATA_RACE (120 of 340 remaining) [2022-11-18 20:08:21,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err30ASSERT_VIOLATIONDATA_RACE (119 of 340 remaining) [2022-11-18 20:08:21,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err31ASSERT_VIOLATIONDATA_RACE (118 of 340 remaining) [2022-11-18 20:08:21,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err32ASSERT_VIOLATIONDATA_RACE (117 of 340 remaining) [2022-11-18 20:08:21,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err33ASSERT_VIOLATIONDATA_RACE (116 of 340 remaining) [2022-11-18 20:08:21,587 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err34ASSERT_VIOLATIONDATA_RACE (115 of 340 remaining) [2022-11-18 20:08:21,587 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err35ASSERT_VIOLATIONDATA_RACE (114 of 340 remaining) [2022-11-18 20:08:21,587 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err36ASSERT_VIOLATIONDATA_RACE (113 of 340 remaining) [2022-11-18 20:08:21,587 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err37ASSERT_VIOLATIONDATA_RACE (112 of 340 remaining) [2022-11-18 20:08:21,587 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err38ASSERT_VIOLATIONDATA_RACE (111 of 340 remaining) [2022-11-18 20:08:21,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err39ASSERT_VIOLATIONDATA_RACE (110 of 340 remaining) [2022-11-18 20:08:21,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err40ASSERT_VIOLATIONDATA_RACE (109 of 340 remaining) [2022-11-18 20:08:21,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err41ASSERT_VIOLATIONDATA_RACE (108 of 340 remaining) [2022-11-18 20:08:21,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err42ASSERT_VIOLATIONDATA_RACE (107 of 340 remaining) [2022-11-18 20:08:21,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err43ASSERT_VIOLATIONDATA_RACE (106 of 340 remaining) [2022-11-18 20:08:21,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err44ASSERT_VIOLATIONDATA_RACE (105 of 340 remaining) [2022-11-18 20:08:21,589 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err45ASSERT_VIOLATIONDATA_RACE (104 of 340 remaining) [2022-11-18 20:08:21,589 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err46ASSERT_VIOLATIONDATA_RACE (103 of 340 remaining) [2022-11-18 20:08:21,589 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err47ASSERT_VIOLATIONDATA_RACE (102 of 340 remaining) [2022-11-18 20:08:21,589 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err48ASSERT_VIOLATIONDATA_RACE (101 of 340 remaining) [2022-11-18 20:08:21,589 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err49ASSERT_VIOLATIONDATA_RACE (100 of 340 remaining) [2022-11-18 20:08:21,590 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err50ASSERT_VIOLATIONDATA_RACE (99 of 340 remaining) [2022-11-18 20:08:21,590 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err51ASSERT_VIOLATIONDATA_RACE (98 of 340 remaining) [2022-11-18 20:08:21,590 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err52ASSERT_VIOLATIONDATA_RACE (97 of 340 remaining) [2022-11-18 20:08:21,590 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err53ASSERT_VIOLATIONDATA_RACE (96 of 340 remaining) [2022-11-18 20:08:21,590 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err54ASSERT_VIOLATIONDATA_RACE (95 of 340 remaining) [2022-11-18 20:08:21,591 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err55ASSERT_VIOLATIONDATA_RACE (94 of 340 remaining) [2022-11-18 20:08:21,591 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err56ASSERT_VIOLATIONDATA_RACE (93 of 340 remaining) [2022-11-18 20:08:21,591 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err57ASSERT_VIOLATIONDATA_RACE (92 of 340 remaining) [2022-11-18 20:08:21,591 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err58ASSERT_VIOLATIONDATA_RACE (91 of 340 remaining) [2022-11-18 20:08:21,591 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err59ASSERT_VIOLATIONDATA_RACE (90 of 340 remaining) [2022-11-18 20:08:21,591 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err60ASSERT_VIOLATIONDATA_RACE (89 of 340 remaining) [2022-11-18 20:08:21,592 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err61ASSERT_VIOLATIONDATA_RACE (88 of 340 remaining) [2022-11-18 20:08:21,592 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err62ASSERT_VIOLATIONDATA_RACE (87 of 340 remaining) [2022-11-18 20:08:21,592 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err63ASSERT_VIOLATIONDATA_RACE (86 of 340 remaining) [2022-11-18 20:08:21,592 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err64ASSERT_VIOLATIONDATA_RACE (85 of 340 remaining) [2022-11-18 20:08:21,592 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err65ASSERT_VIOLATIONDATA_RACE (84 of 340 remaining) [2022-11-18 20:08:21,593 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err66ASSERT_VIOLATIONDATA_RACE (83 of 340 remaining) [2022-11-18 20:08:21,593 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err67ASSERT_VIOLATIONDATA_RACE (82 of 340 remaining) [2022-11-18 20:08:21,593 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err68ASSERT_VIOLATIONDATA_RACE (81 of 340 remaining) [2022-11-18 20:08:21,593 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err69ASSERT_VIOLATIONDATA_RACE (80 of 340 remaining) [2022-11-18 20:08:21,593 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err70ASSERT_VIOLATIONDATA_RACE (79 of 340 remaining) [2022-11-18 20:08:21,593 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err71ASSERT_VIOLATIONDATA_RACE (78 of 340 remaining) [2022-11-18 20:08:21,594 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err72ASSERT_VIOLATIONDATA_RACE (77 of 340 remaining) [2022-11-18 20:08:21,594 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err73ASSERT_VIOLATIONDATA_RACE (76 of 340 remaining) [2022-11-18 20:08:21,594 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err74ASSERT_VIOLATIONDATA_RACE (75 of 340 remaining) [2022-11-18 20:08:21,594 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (74 of 340 remaining) [2022-11-18 20:08:21,594 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (73 of 340 remaining) [2022-11-18 20:08:21,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (72 of 340 remaining) [2022-11-18 20:08:21,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (71 of 340 remaining) [2022-11-18 20:08:21,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (70 of 340 remaining) [2022-11-18 20:08:21,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (69 of 340 remaining) [2022-11-18 20:08:21,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (68 of 340 remaining) [2022-11-18 20:08:21,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (67 of 340 remaining) [2022-11-18 20:08:21,596 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (66 of 340 remaining) [2022-11-18 20:08:21,596 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (65 of 340 remaining) [2022-11-18 20:08:21,596 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (64 of 340 remaining) [2022-11-18 20:08:21,596 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (63 of 340 remaining) [2022-11-18 20:08:21,596 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (62 of 340 remaining) [2022-11-18 20:08:21,596 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (61 of 340 remaining) [2022-11-18 20:08:21,597 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (60 of 340 remaining) [2022-11-18 20:08:21,597 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (59 of 340 remaining) [2022-11-18 20:08:21,597 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (58 of 340 remaining) [2022-11-18 20:08:21,597 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (57 of 340 remaining) [2022-11-18 20:08:21,597 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (56 of 340 remaining) [2022-11-18 20:08:21,598 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (55 of 340 remaining) [2022-11-18 20:08:21,598 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (54 of 340 remaining) [2022-11-18 20:08:21,598 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (53 of 340 remaining) [2022-11-18 20:08:21,598 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (52 of 340 remaining) [2022-11-18 20:08:21,598 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (51 of 340 remaining) [2022-11-18 20:08:21,598 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (50 of 340 remaining) [2022-11-18 20:08:21,598 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (49 of 340 remaining) [2022-11-18 20:08:21,598 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (48 of 340 remaining) [2022-11-18 20:08:21,598 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (47 of 340 remaining) [2022-11-18 20:08:21,599 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (46 of 340 remaining) [2022-11-18 20:08:21,599 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (45 of 340 remaining) [2022-11-18 20:08:21,599 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (44 of 340 remaining) [2022-11-18 20:08:21,599 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (43 of 340 remaining) [2022-11-18 20:08:21,599 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (42 of 340 remaining) [2022-11-18 20:08:21,599 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (41 of 340 remaining) [2022-11-18 20:08:21,599 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (40 of 340 remaining) [2022-11-18 20:08:21,599 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (39 of 340 remaining) [2022-11-18 20:08:21,599 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (38 of 340 remaining) [2022-11-18 20:08:21,600 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (37 of 340 remaining) [2022-11-18 20:08:21,600 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (36 of 340 remaining) [2022-11-18 20:08:21,600 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (35 of 340 remaining) [2022-11-18 20:08:21,600 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (34 of 340 remaining) [2022-11-18 20:08:21,600 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (33 of 340 remaining) [2022-11-18 20:08:21,601 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (32 of 340 remaining) [2022-11-18 20:08:21,601 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (31 of 340 remaining) [2022-11-18 20:08:21,601 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (30 of 340 remaining) [2022-11-18 20:08:21,601 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err20ASSERT_VIOLATIONDATA_RACE (29 of 340 remaining) [2022-11-18 20:08:21,601 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err21ASSERT_VIOLATIONDATA_RACE (28 of 340 remaining) [2022-11-18 20:08:21,601 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err22ASSERT_VIOLATIONDATA_RACE (27 of 340 remaining) [2022-11-18 20:08:21,601 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err23ASSERT_VIOLATIONDATA_RACE (26 of 340 remaining) [2022-11-18 20:08:21,601 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err24ASSERT_VIOLATIONDATA_RACE (25 of 340 remaining) [2022-11-18 20:08:21,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (24 of 340 remaining) [2022-11-18 20:08:21,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (23 of 340 remaining) [2022-11-18 20:08:21,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (22 of 340 remaining) [2022-11-18 20:08:21,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (21 of 340 remaining) [2022-11-18 20:08:21,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (20 of 340 remaining) [2022-11-18 20:08:21,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (19 of 340 remaining) [2022-11-18 20:08:21,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (18 of 340 remaining) [2022-11-18 20:08:21,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (17 of 340 remaining) [2022-11-18 20:08:21,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (16 of 340 remaining) [2022-11-18 20:08:21,603 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (15 of 340 remaining) [2022-11-18 20:08:21,603 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (14 of 340 remaining) [2022-11-18 20:08:21,603 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (13 of 340 remaining) [2022-11-18 20:08:21,603 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (12 of 340 remaining) [2022-11-18 20:08:21,603 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (11 of 340 remaining) [2022-11-18 20:08:21,603 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (10 of 340 remaining) [2022-11-18 20:08:21,603 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (9 of 340 remaining) [2022-11-18 20:08:21,603 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (8 of 340 remaining) [2022-11-18 20:08:21,603 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (7 of 340 remaining) [2022-11-18 20:08:21,603 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (6 of 340 remaining) [2022-11-18 20:08:21,604 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (5 of 340 remaining) [2022-11-18 20:08:21,604 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err20ASSERT_VIOLATIONDATA_RACE (4 of 340 remaining) [2022-11-18 20:08:21,604 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err21ASSERT_VIOLATIONDATA_RACE (3 of 340 remaining) [2022-11-18 20:08:21,604 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err22ASSERT_VIOLATIONDATA_RACE (2 of 340 remaining) [2022-11-18 20:08:21,604 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err23ASSERT_VIOLATIONDATA_RACE (1 of 340 remaining) [2022-11-18 20:08:21,604 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err24ASSERT_VIOLATIONDATA_RACE (0 of 340 remaining) [2022-11-18 20:08:21,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-11-18 20:08:21,605 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:21,612 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-18 20:08:21,613 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 20:08:21,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:08:21 BasicIcfg [2022-11-18 20:08:21,621 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 20:08:21,621 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:08:21,621 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:08:21,621 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:08:21,622 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:07:26" (3/4) ... [2022-11-18 20:08:21,624 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 20:08:21,630 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-18 20:08:21,630 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-18 20:08:21,630 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2022-11-18 20:08:21,631 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2022-11-18 20:08:21,639 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2022-11-18 20:08:21,640 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-18 20:08:21,641 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-18 20:08:21,641 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 20:08:21,699 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 20:08:21,703 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:08:21,703 INFO L158 Benchmark]: Toolchain (without parser) took 58655.92ms. Allocated memory was 102.8MB in the beginning and 6.2GB in the end (delta: 6.1GB). Free memory was 74.4MB in the beginning and 5.2GB in the end (delta: -5.2GB). Peak memory consumption was 969.3MB. Max. memory is 16.1GB. [2022-11-18 20:08:21,704 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 102.8MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:08:21,708 INFO L158 Benchmark]: CACSL2BoogieTranslator took 553.33ms. Allocated memory is still 102.8MB. Free memory was 74.4MB in the beginning and 73.5MB in the end (delta: 913.7kB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2022-11-18 20:08:21,709 INFO L158 Benchmark]: Boogie Procedure Inliner took 124.21ms. Allocated memory is still 102.8MB. Free memory was 73.5MB in the beginning and 67.3MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-18 20:08:21,709 INFO L158 Benchmark]: Boogie Preprocessor took 126.07ms. Allocated memory is still 102.8MB. Free memory was 67.3MB in the beginning and 61.4MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-18 20:08:21,709 INFO L158 Benchmark]: RCFGBuilder took 2878.36ms. Allocated memory was 102.8MB in the beginning and 209.7MB in the end (delta: 107.0MB). Free memory was 61.4MB in the beginning and 106.0MB in the end (delta: -44.6MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. [2022-11-18 20:08:21,710 INFO L158 Benchmark]: TraceAbstraction took 54881.91ms. Allocated memory was 209.7MB in the beginning and 6.2GB in the end (delta: 6.0GB). Free memory was 105.0MB in the beginning and 5.3GB in the end (delta: -5.1GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2022-11-18 20:08:21,711 INFO L158 Benchmark]: Witness Printer took 81.89ms. Allocated memory is still 6.2GB. Free memory was 5.3GB in the beginning and 5.2GB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-18 20:08:21,714 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 102.8MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 553.33ms. Allocated memory is still 102.8MB. Free memory was 74.4MB in the beginning and 73.5MB in the end (delta: 913.7kB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 124.21ms. Allocated memory is still 102.8MB. Free memory was 73.5MB in the beginning and 67.3MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 126.07ms. Allocated memory is still 102.8MB. Free memory was 67.3MB in the beginning and 61.4MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2878.36ms. Allocated memory was 102.8MB in the beginning and 209.7MB in the end (delta: 107.0MB). Free memory was 61.4MB in the beginning and 106.0MB in the end (delta: -44.6MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. * TraceAbstraction took 54881.91ms. Allocated memory was 209.7MB in the beginning and 6.2GB in the end (delta: 6.0GB). Free memory was 105.0MB in the beginning and 5.3GB in the end (delta: -5.1GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. * Witness Printer took 81.89ms. Allocated memory is still 6.2GB. Free memory was 5.3GB in the beginning and 5.2GB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 130]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 170]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 172]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 173]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 174]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 174]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 175]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 175]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 217]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 177]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 178]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 178]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 179]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 180]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 180]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 217]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 182]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 183]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 183]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 184]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 185]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 185]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 217]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 187]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 188]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 188]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 189]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 190]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 190]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 217]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 192]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 193]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 200]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 201]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 202]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 203]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 205]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 147]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 149]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 149]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 149]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 151]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 151]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 152]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 154]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 158]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 158]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 159]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 897 locations, 340 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 54.5s, OverallIterations: 37, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 46.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.4s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 277 SdHoareTripleChecker+Valid, 4.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 277 mSDsluCounter, 347 SdHoareTripleChecker+Invalid, 4.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 230 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2515 IncrementalHoareTripleChecker+Invalid, 2745 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 230 mSolverCounterUnsat, 347 mSDtfsCounter, 2515 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 89 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1386occurred in iteration=0, InterpolantAutomatonStates: 126, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 6968 NumberOfCodeBlocks, 6968 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 6931 ConstructedInterpolants, 0 QuantifiedInterpolants, 7434 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 37 InterpolantComputations, 37 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 186 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-18 20:08:21,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb954fa-fcff-4242-a538-f13abf84d481/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE