./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/unroll-4.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f28ece-de51-4ab5-9a5b-33d2590ef745/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f28ece-de51-4ab5-9a5b-33d2590ef745/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f28ece-de51-4ab5-9a5b-33d2590ef745/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f28ece-de51-4ab5-9a5b-33d2590ef745/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/unroll-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f28ece-de51-4ab5-9a5b-33d2590ef745/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f28ece-de51-4ab5-9a5b-33d2590ef745/bin/uautomizer-ZsLfNo2U6R --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 7071c3ff0bb3d9f81f254bc51d27ce3551a85cc081b1b878560a7d4c8f67639e --- 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-38b53e6 [2022-11-25 16:44:39,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:44:39,735 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:44:39,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:44:39,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:44:39,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:44:39,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:44:39,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:44:39,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:44:39,794 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:44:39,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:44:39,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:44:39,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:44:39,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:44:39,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:44:39,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:44:39,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:44:39,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:44:39,808 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:44:39,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:44:39,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:44:39,818 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:44:39,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:44:39,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:44:39,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:44:39,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:44:39,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:44:39,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:44:39,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:44:39,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:44:39,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:44:39,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:44:39,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:44:39,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:44:39,842 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:44:39,842 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:44:39,843 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:44:39,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:44:39,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:44:39,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:44:39,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:44:39,847 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f28ece-de51-4ab5-9a5b-33d2590ef745/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-25 16:44:39,886 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:44:39,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:44:39,887 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:44:39,887 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:44:39,888 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:44:39,888 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:44:39,889 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:44:39,889 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:44:39,890 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:44:39,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:44:39,891 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 16:44:39,891 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:44:39,892 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 16:44:39,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 16:44:39,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:44:39,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 16:44:39,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:44:39,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 16:44:39,893 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-25 16:44:39,894 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 16:44:39,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 16:44:39,894 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:44:39,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 16:44:39,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:44:39,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:44:39,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:44:39,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:44:39,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:44:39,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:44:39,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 16:44:39,897 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 16:44:39,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 16:44:39,898 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:44:39,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 16:44:39,898 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:44:39,899 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:44:39,899 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_23f28ece-de51-4ab5-9a5b-33d2590ef745/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f28ece-de51-4ab5-9a5b-33d2590ef745/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7071c3ff0bb3d9f81f254bc51d27ce3551a85cc081b1b878560a7d4c8f67639e [2022-11-25 16:44:40,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:44:40,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:44:40,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:44:40,235 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:44:40,235 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:44:40,237 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f28ece-de51-4ab5-9a5b-33d2590ef745/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/weaver/unroll-4.wvr.c [2022-11-25 16:44:43,323 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:44:43,517 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:44:43,518 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f28ece-de51-4ab5-9a5b-33d2590ef745/sv-benchmarks/c/weaver/unroll-4.wvr.c [2022-11-25 16:44:43,526 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f28ece-de51-4ab5-9a5b-33d2590ef745/bin/uautomizer-ZsLfNo2U6R/data/1d5e04ef4/ad4f177a29bc4a06a7cbf7bc53ed3b54/FLAG6bdaffe28 [2022-11-25 16:44:43,541 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f28ece-de51-4ab5-9a5b-33d2590ef745/bin/uautomizer-ZsLfNo2U6R/data/1d5e04ef4/ad4f177a29bc4a06a7cbf7bc53ed3b54 [2022-11-25 16:44:43,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:44:43,546 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:44:43,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:44:43,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:44:43,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:44:43,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:44:43" (1/1) ... [2022-11-25 16:44:43,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50a65f99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:44:43, skipping insertion in model container [2022-11-25 16:44:43,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:44:43" (1/1) ... [2022-11-25 16:44:43,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:44:43,580 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:44:43,777 WARN L237 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_23f28ece-de51-4ab5-9a5b-33d2590ef745/sv-benchmarks/c/weaver/unroll-4.wvr.c[2572,2585] [2022-11-25 16:44:43,784 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:44:43,792 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 16:44:43,838 WARN L237 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_23f28ece-de51-4ab5-9a5b-33d2590ef745/sv-benchmarks/c/weaver/unroll-4.wvr.c[2572,2585] [2022-11-25 16:44:43,843 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:44:43,858 INFO L208 MainTranslator]: Completed translation [2022-11-25 16:44:43,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:44:43 WrapperNode [2022-11-25 16:44:43,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:44:43,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 16:44:43,860 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 16:44:43,860 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 16:44:43,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:44:43" (1/1) ... [2022-11-25 16:44:43,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:44:43" (1/1) ... [2022-11-25 16:44:43,919 INFO L138 Inliner]: procedures = 24, calls = 36, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 312 [2022-11-25 16:44:43,920 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 16:44:43,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 16:44:43,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 16:44:43,923 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 16:44:43,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:44:43" (1/1) ... [2022-11-25 16:44:43,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:44:43" (1/1) ... [2022-11-25 16:44:43,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:44:43" (1/1) ... [2022-11-25 16:44:43,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:44:43" (1/1) ... [2022-11-25 16:44:43,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:44:43" (1/1) ... [2022-11-25 16:44:43,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:44:43" (1/1) ... [2022-11-25 16:44:43,965 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:44:43" (1/1) ... [2022-11-25 16:44:43,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:44:43" (1/1) ... [2022-11-25 16:44:43,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 16:44:43,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 16:44:43,972 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 16:44:43,972 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 16:44:43,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:44:43" (1/1) ... [2022-11-25 16:44:43,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:44:43,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f28ece-de51-4ab5-9a5b-33d2590ef745/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:44:44,005 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f28ece-de51-4ab5-9a5b-33d2590ef745/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 16:44:44,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f28ece-de51-4ab5-9a5b-33d2590ef745/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 16:44:44,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 16:44:44,067 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-25 16:44:44,067 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-25 16:44:44,068 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-25 16:44:44,068 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-25 16:44:44,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 16:44:44,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 16:44:44,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 16:44:44,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 16:44:44,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 16:44:44,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 16:44:44,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 16:44:44,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 16:44:44,071 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-25 16:44:44,248 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 16:44:44,250 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 16:44:44,970 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 16:44:44,981 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 16:44:44,981 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-25 16:44:44,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:44:44 BoogieIcfgContainer [2022-11-25 16:44:44,994 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 16:44:44,997 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 16:44:44,997 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 16:44:45,000 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 16:44:45,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 04:44:43" (1/3) ... [2022-11-25 16:44:45,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c6f1eb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 04:44:45, skipping insertion in model container [2022-11-25 16:44:45,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:44:43" (2/3) ... [2022-11-25 16:44:45,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c6f1eb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 04:44:45, skipping insertion in model container [2022-11-25 16:44:45,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:44:44" (3/3) ... [2022-11-25 16:44:45,004 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-4.wvr.c [2022-11-25 16:44:45,013 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-25 16:44:45,064 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 16:44:45,065 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 48 error locations. [2022-11-25 16:44:45,065 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-25 16:44:45,224 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-25 16:44:45,288 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 395 places, 409 transitions, 834 flow [2022-11-25 16:44:45,451 INFO L130 PetriNetUnfolder]: 21/407 cut-off events. [2022-11-25 16:44:45,451 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-25 16:44:45,475 INFO L83 FinitePrefix]: Finished finitePrefix Result has 416 conditions, 407 events. 21/407 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 544 event pairs, 0 based on Foata normal form. 0/338 useless extension candidates. Maximal degree in co-relation 262. Up to 2 conditions per place. [2022-11-25 16:44:45,477 INFO L82 GeneralOperation]: Start removeDead. Operand has 395 places, 409 transitions, 834 flow [2022-11-25 16:44:45,492 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 376 places, 389 transitions, 790 flow [2022-11-25 16:44:45,495 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-25 16:44:45,525 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 376 places, 389 transitions, 790 flow [2022-11-25 16:44:45,529 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 376 places, 389 transitions, 790 flow [2022-11-25 16:44:45,530 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 376 places, 389 transitions, 790 flow [2022-11-25 16:44:45,652 INFO L130 PetriNetUnfolder]: 20/389 cut-off events. [2022-11-25 16:44:45,652 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-25 16:44:45,656 INFO L83 FinitePrefix]: Finished finitePrefix Result has 398 conditions, 389 events. 20/389 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 492 event pairs, 0 based on Foata normal form. 0/322 useless extension candidates. Maximal degree in co-relation 262. Up to 2 conditions per place. [2022-11-25 16:44:45,670 INFO L119 LiptonReduction]: Number of co-enabled transitions 28836 [2022-11-25 16:45:01,093 INFO L134 LiptonReduction]: Checked pairs total: 104625 [2022-11-25 16:45:01,094 INFO L136 LiptonReduction]: Total number of compositions: 534 [2022-11-25 16:45:01,110 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 16:45:01,116 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;@288e7f10, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 16:45:01,117 INFO L358 AbstractCegarLoop]: Starting to check reachability of 87 error locations. [2022-11-25 16:45:01,118 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2022-11-25 16:45:01,118 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-25 16:45:01,119 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-25 16:45:01,119 INFO L209 CegarLoopForPetriNet]: trace histogram [1] [2022-11-25 16:45:01,120 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2022-11-25 16:45:01,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:45:01,125 INFO L85 PathProgramCache]: Analyzing trace with hash 1619, now seen corresponding path program 1 times [2022-11-25 16:45:01,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:45:01,135 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249299006] [2022-11-25 16:45:01,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:45:01,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:45:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:45:01,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 16:45:01,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 16:45:01,233 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249299006] [2022-11-25 16:45:01,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249299006] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:45:01,234 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:45:01,234 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2022-11-25 16:45:01,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760720417] [2022-11-25 16:45:01,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:45:01,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-25 16:45:01,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 16:45:01,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-25 16:45:01,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-25 16:45:01,271 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 391 out of 943 [2022-11-25 16:45:01,275 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 117 transitions, 246 flow. Second operand has 2 states, 2 states have (on average 391.5) internal successors, (783), 2 states have internal predecessors, (783), 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) [2022-11-25 16:45:01,275 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-25 16:45:01,275 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 391 of 943 [2022-11-25 16:45:01,276 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-25 16:45:01,708 INFO L130 PetriNetUnfolder]: 910/2012 cut-off events. [2022-11-25 16:45:01,709 INFO L131 PetriNetUnfolder]: For 65/65 co-relation queries the response was YES. [2022-11-25 16:45:01,712 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3492 conditions, 2012 events. 910/2012 cut-off events. For 65/65 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 12947 event pairs, 741 based on Foata normal form. 276/2088 useless extension candidates. Maximal degree in co-relation 3151. Up to 1439 conditions per place. [2022-11-25 16:45:01,723 INFO L137 encePairwiseOnDemand]: 895/943 looper letters, 36 selfloop transitions, 0 changer transitions 1/69 dead transitions. [2022-11-25 16:45:01,723 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 69 transitions, 224 flow [2022-11-25 16:45:01,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-25 16:45:01,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-11-25 16:45:01,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 867 transitions. [2022-11-25 16:45:01,745 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.45970307529162246 [2022-11-25 16:45:01,746 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 867 transitions. [2022-11-25 16:45:01,746 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 867 transitions. [2022-11-25 16:45:01,751 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 16:45:01,754 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 867 transitions. [2022-11-25 16:45:01,760 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 433.5) internal successors, (867), 2 states have internal predecessors, (867), 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) [2022-11-25 16:45:01,772 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 943.0) internal successors, (2829), 3 states have internal predecessors, (2829), 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) [2022-11-25 16:45:01,773 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 943.0) internal successors, (2829), 3 states have internal predecessors, (2829), 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) [2022-11-25 16:45:01,776 INFO L175 Difference]: Start difference. First operand has 114 places, 117 transitions, 246 flow. Second operand 2 states and 867 transitions. [2022-11-25 16:45:01,777 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 69 transitions, 224 flow [2022-11-25 16:45:01,780 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 69 transitions, 216 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-25 16:45:01,783 INFO L231 Difference]: Finished difference. Result has 70 places, 68 transitions, 139 flow [2022-11-25 16:45:01,785 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=943, PETRI_DIFFERENCE_MINUEND_FLOW=142, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=139, PETRI_PLACES=70, PETRI_TRANSITIONS=68} [2022-11-25 16:45:01,791 INFO L288 CegarLoopForPetriNet]: 114 programPoint places, -44 predicate places. [2022-11-25 16:45:01,791 INFO L495 AbstractCegarLoop]: Abstraction has has 70 places, 68 transitions, 139 flow [2022-11-25 16:45:01,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 391.5) internal successors, (783), 2 states have internal predecessors, (783), 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) [2022-11-25 16:45:01,792 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-25 16:45:01,792 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:45:01,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 16:45:01,794 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2022-11-25 16:45:01,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:45:01,804 INFO L85 PathProgramCache]: Analyzing trace with hash -206185874, now seen corresponding path program 1 times [2022-11-25 16:45:01,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:45:01,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716089502] [2022-11-25 16:45:01,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:45:01,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:45:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:45:02,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 16:45:02,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 16:45:02,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716089502] [2022-11-25 16:45:02,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716089502] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:45:02,069 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:45:02,069 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 16:45:02,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853463018] [2022-11-25 16:45:02,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:45:02,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 16:45:02,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 16:45:02,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 16:45:02,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 16:45:02,110 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 387 out of 943 [2022-11-25 16:45:02,112 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 68 transitions, 139 flow. Second operand has 3 states, 3 states have (on average 389.3333333333333) internal successors, (1168), 3 states have internal predecessors, (1168), 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) [2022-11-25 16:45:02,112 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-25 16:45:02,112 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 387 of 943 [2022-11-25 16:45:02,113 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-25 16:45:02,484 INFO L130 PetriNetUnfolder]: 910/2012 cut-off events. [2022-11-25 16:45:02,484 INFO L131 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2022-11-25 16:45:02,488 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3462 conditions, 2012 events. 910/2012 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 12900 event pairs, 741 based on Foata normal form. 0/1812 useless extension candidates. Maximal degree in co-relation 3459. Up to 1438 conditions per place. [2022-11-25 16:45:02,496 INFO L137 encePairwiseOnDemand]: 940/943 looper letters, 35 selfloop transitions, 2 changer transitions 0/69 dead transitions. [2022-11-25 16:45:02,497 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 69 transitions, 215 flow [2022-11-25 16:45:02,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 16:45:02,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-25 16:45:02,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1199 transitions. [2022-11-25 16:45:02,501 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.423824673029339 [2022-11-25 16:45:02,501 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1199 transitions. [2022-11-25 16:45:02,501 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1199 transitions. [2022-11-25 16:45:02,502 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 16:45:02,502 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1199 transitions. [2022-11-25 16:45:02,505 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 399.6666666666667) internal successors, (1199), 3 states have internal predecessors, (1199), 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) [2022-11-25 16:45:02,510 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 943.0) internal successors, (3772), 4 states have internal predecessors, (3772), 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) [2022-11-25 16:45:02,512 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 943.0) internal successors, (3772), 4 states have internal predecessors, (3772), 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) [2022-11-25 16:45:02,513 INFO L175 Difference]: Start difference. First operand has 70 places, 68 transitions, 139 flow. Second operand 3 states and 1199 transitions. [2022-11-25 16:45:02,513 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 69 transitions, 215 flow [2022-11-25 16:45:02,514 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 69 transitions, 215 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-11-25 16:45:02,515 INFO L231 Difference]: Finished difference. Result has 72 places, 69 transitions, 151 flow [2022-11-25 16:45:02,515 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=943, PETRI_DIFFERENCE_MINUEND_FLOW=139, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=151, PETRI_PLACES=72, PETRI_TRANSITIONS=69} [2022-11-25 16:45:02,516 INFO L288 CegarLoopForPetriNet]: 114 programPoint places, -42 predicate places. [2022-11-25 16:45:02,516 INFO L495 AbstractCegarLoop]: Abstraction has has 72 places, 69 transitions, 151 flow [2022-11-25 16:45:02,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 389.3333333333333) internal successors, (1168), 3 states have internal predecessors, (1168), 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) [2022-11-25 16:45:02,517 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-25 16:45:02,518 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:45:02,518 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 16:45:02,518 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2022-11-25 16:45:02,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:45:02,519 INFO L85 PathProgramCache]: Analyzing trace with hash 1372155942, now seen corresponding path program 1 times [2022-11-25 16:45:02,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:45:02,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178486550] [2022-11-25 16:45:02,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:45:02,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:45:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:45:02,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 16:45:02,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 16:45:02,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178486550] [2022-11-25 16:45:02,874 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178486550] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:45:02,874 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:45:02,874 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 16:45:02,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721220103] [2022-11-25 16:45:02,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:45:02,879 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 16:45:02,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 16:45:02,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 16:45:02,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-25 16:45:03,223 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 380 out of 943 [2022-11-25 16:45:03,226 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 69 transitions, 151 flow. Second operand has 5 states, 5 states have (on average 382.0) internal successors, (1910), 5 states have internal predecessors, (1910), 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) [2022-11-25 16:45:03,226 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-25 16:45:03,226 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 380 of 943 [2022-11-25 16:45:03,226 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-25 16:45:03,818 INFO L130 PetriNetUnfolder]: 1572/2933 cut-off events. [2022-11-25 16:45:03,819 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-25 16:45:03,824 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5356 conditions, 2933 events. 1572/2933 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 89. Compared 19029 event pairs, 136 based on Foata normal form. 152/2801 useless extension candidates. Maximal degree in co-relation 5351. Up to 1083 conditions per place. [2022-11-25 16:45:03,837 INFO L137 encePairwiseOnDemand]: 939/943 looper letters, 111 selfloop transitions, 3 changer transitions 0/143 dead transitions. [2022-11-25 16:45:03,837 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 143 transitions, 527 flow [2022-11-25 16:45:03,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 16:45:03,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-11-25 16:45:03,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2014 transitions. [2022-11-25 16:45:03,843 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4271474019088017 [2022-11-25 16:45:03,843 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2014 transitions. [2022-11-25 16:45:03,843 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2014 transitions. [2022-11-25 16:45:03,844 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 16:45:03,845 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2014 transitions. [2022-11-25 16:45:03,849 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 402.8) internal successors, (2014), 5 states have internal predecessors, (2014), 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) [2022-11-25 16:45:03,858 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 943.0) internal successors, (5658), 6 states have internal predecessors, (5658), 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) [2022-11-25 16:45:03,861 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 943.0) internal successors, (5658), 6 states have internal predecessors, (5658), 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) [2022-11-25 16:45:03,861 INFO L175 Difference]: Start difference. First operand has 72 places, 69 transitions, 151 flow. Second operand 5 states and 2014 transitions. [2022-11-25 16:45:03,861 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 143 transitions, 527 flow [2022-11-25 16:45:03,864 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 143 transitions, 523 flow, removed 1 selfloop flow, removed 1 redundant places. [2022-11-25 16:45:03,867 INFO L231 Difference]: Finished difference. Result has 74 places, 68 transitions, 151 flow [2022-11-25 16:45:03,867 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=943, PETRI_DIFFERENCE_MINUEND_FLOW=145, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=65, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=151, PETRI_PLACES=74, PETRI_TRANSITIONS=68} [2022-11-25 16:45:03,868 INFO L288 CegarLoopForPetriNet]: 114 programPoint places, -40 predicate places. [2022-11-25 16:45:03,869 INFO L495 AbstractCegarLoop]: Abstraction has has 74 places, 68 transitions, 151 flow [2022-11-25 16:45:03,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 382.0) internal successors, (1910), 5 states have internal predecessors, (1910), 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) [2022-11-25 16:45:03,871 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-25 16:45:03,871 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:45:03,871 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 16:45:03,872 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2022-11-25 16:45:03,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:45:03,872 INFO L85 PathProgramCache]: Analyzing trace with hash -264571762, now seen corresponding path program 1 times [2022-11-25 16:45:03,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:45:03,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614312610] [2022-11-25 16:45:03,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:45:03,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:45:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:45:04,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 16:45:04,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 16:45:04,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614312610] [2022-11-25 16:45:04,201 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614312610] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:45:04,202 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:45:04,202 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 16:45:04,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059558421] [2022-11-25 16:45:04,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:45:04,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 16:45:04,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 16:45:04,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 16:45:04,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-25 16:45:04,557 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 379 out of 943 [2022-11-25 16:45:04,560 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 68 transitions, 151 flow. Second operand has 5 states, 5 states have (on average 381.4) internal successors, (1907), 5 states have internal predecessors, (1907), 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) [2022-11-25 16:45:04,560 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-25 16:45:04,560 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 379 of 943 [2022-11-25 16:45:04,560 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-25 16:45:05,031 INFO L130 PetriNetUnfolder]: 701/1554 cut-off events. [2022-11-25 16:45:05,032 INFO L131 PetriNetUnfolder]: For 203/203 co-relation queries the response was YES. [2022-11-25 16:45:05,035 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2935 conditions, 1554 events. 701/1554 cut-off events. For 203/203 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 8906 event pairs, 407 based on Foata normal form. 40/1461 useless extension candidates. Maximal degree in co-relation 2930. Up to 855 conditions per place. [2022-11-25 16:45:05,042 INFO L137 encePairwiseOnDemand]: 938/943 looper letters, 97 selfloop transitions, 4 changer transitions 0/130 dead transitions. [2022-11-25 16:45:05,042 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 130 transitions, 486 flow [2022-11-25 16:45:05,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 16:45:05,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-11-25 16:45:05,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1996 transitions. [2022-11-25 16:45:05,047 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.42332979851537644 [2022-11-25 16:45:05,048 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1996 transitions. [2022-11-25 16:45:05,048 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1996 transitions. [2022-11-25 16:45:05,049 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 16:45:05,049 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1996 transitions. [2022-11-25 16:45:05,053 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 399.2) internal successors, (1996), 5 states have internal predecessors, (1996), 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) [2022-11-25 16:45:05,061 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 943.0) internal successors, (5658), 6 states have internal predecessors, (5658), 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) [2022-11-25 16:45:05,064 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 943.0) internal successors, (5658), 6 states have internal predecessors, (5658), 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) [2022-11-25 16:45:05,064 INFO L175 Difference]: Start difference. First operand has 74 places, 68 transitions, 151 flow. Second operand 5 states and 1996 transitions. [2022-11-25 16:45:05,064 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 130 transitions, 486 flow [2022-11-25 16:45:05,066 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 130 transitions, 475 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-11-25 16:45:05,068 INFO L231 Difference]: Finished difference. Result has 74 places, 67 transitions, 152 flow [2022-11-25 16:45:05,068 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=943, PETRI_DIFFERENCE_MINUEND_FLOW=144, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=63, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=152, PETRI_PLACES=74, PETRI_TRANSITIONS=67} [2022-11-25 16:45:05,069 INFO L288 CegarLoopForPetriNet]: 114 programPoint places, -40 predicate places. [2022-11-25 16:45:05,069 INFO L495 AbstractCegarLoop]: Abstraction has has 74 places, 67 transitions, 152 flow [2022-11-25 16:45:05,070 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 381.4) internal successors, (1907), 5 states have internal predecessors, (1907), 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) [2022-11-25 16:45:05,071 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-25 16:45:05,071 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:45:05,071 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 16:45:05,071 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2022-11-25 16:45:05,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:45:05,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1866093082, now seen corresponding path program 1 times [2022-11-25 16:45:05,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:45:05,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879090724] [2022-11-25 16:45:05,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:45:05,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:45:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:45:05,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 16:45:05,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 16:45:05,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879090724] [2022-11-25 16:45:05,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879090724] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:45:05,273 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:45:05,273 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 16:45:05,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349306166] [2022-11-25 16:45:05,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:45:05,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 16:45:05,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 16:45:05,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 16:45:05,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-25 16:45:05,558 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 364 out of 943 [2022-11-25 16:45:05,560 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 67 transitions, 152 flow. Second operand has 5 states, 5 states have (on average 366.4) internal successors, (1832), 5 states have internal predecessors, (1832), 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) [2022-11-25 16:45:05,560 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-25 16:45:05,560 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 364 of 943 [2022-11-25 16:45:05,561 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-25 16:45:05,876 INFO L130 PetriNetUnfolder]: 622/1277 cut-off events. [2022-11-25 16:45:05,876 INFO L131 PetriNetUnfolder]: For 71/71 co-relation queries the response was YES. [2022-11-25 16:45:05,878 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2400 conditions, 1277 events. 622/1277 cut-off events. For 71/71 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 6700 event pairs, 231 based on Foata normal form. 68/1210 useless extension candidates. Maximal degree in co-relation 2395. Up to 511 conditions per place. [2022-11-25 16:45:05,883 INFO L137 encePairwiseOnDemand]: 923/943 looper letters, 53 selfloop transitions, 16 changer transitions 0/93 dead transitions. [2022-11-25 16:45:05,884 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 93 transitions, 351 flow [2022-11-25 16:45:05,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 16:45:05,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-11-25 16:45:05,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1892 transitions. [2022-11-25 16:45:05,889 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4012725344644751 [2022-11-25 16:45:05,889 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1892 transitions. [2022-11-25 16:45:05,889 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1892 transitions. [2022-11-25 16:45:05,891 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 16:45:05,891 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1892 transitions. [2022-11-25 16:45:05,895 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 378.4) internal successors, (1892), 5 states have internal predecessors, (1892), 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) [2022-11-25 16:45:05,903 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 943.0) internal successors, (5658), 6 states have internal predecessors, (5658), 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) [2022-11-25 16:45:05,905 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 943.0) internal successors, (5658), 6 states have internal predecessors, (5658), 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) [2022-11-25 16:45:05,906 INFO L175 Difference]: Start difference. First operand has 74 places, 67 transitions, 152 flow. Second operand 5 states and 1892 transitions. [2022-11-25 16:45:05,906 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 93 transitions, 351 flow [2022-11-25 16:45:05,907 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 93 transitions, 337 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-25 16:45:05,908 INFO L231 Difference]: Finished difference. Result has 70 places, 63 transitions, 168 flow [2022-11-25 16:45:05,908 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=943, PETRI_DIFFERENCE_MINUEND_FLOW=136, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=168, PETRI_PLACES=70, PETRI_TRANSITIONS=63} [2022-11-25 16:45:05,909 INFO L288 CegarLoopForPetriNet]: 114 programPoint places, -44 predicate places. [2022-11-25 16:45:05,909 INFO L495 AbstractCegarLoop]: Abstraction has has 70 places, 63 transitions, 168 flow [2022-11-25 16:45:05,910 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 366.4) internal successors, (1832), 5 states have internal predecessors, (1832), 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) [2022-11-25 16:45:05,910 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-25 16:45:05,910 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:45:05,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 16:45:05,911 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2022-11-25 16:45:05,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:45:05,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1260537046, now seen corresponding path program 1 times [2022-11-25 16:45:05,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:45:05,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122717315] [2022-11-25 16:45:05,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:45:05,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:45:05,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:45:06,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 16:45:06,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 16:45:06,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122717315] [2022-11-25 16:45:06,136 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122717315] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:45:06,136 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:45:06,136 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 16:45:06,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068710399] [2022-11-25 16:45:06,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:45:06,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 16:45:06,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 16:45:06,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 16:45:06,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-25 16:45:06,441 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 380 out of 943 [2022-11-25 16:45:06,443 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 63 transitions, 168 flow. Second operand has 5 states, 5 states have (on average 382.6) internal successors, (1913), 5 states have internal predecessors, (1913), 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) [2022-11-25 16:45:06,444 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-25 16:45:06,444 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 380 of 943 [2022-11-25 16:45:06,444 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-25 16:45:06,734 INFO L130 PetriNetUnfolder]: 446/1094 cut-off events. [2022-11-25 16:45:06,734 INFO L131 PetriNetUnfolder]: For 167/167 co-relation queries the response was YES. [2022-11-25 16:45:06,737 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2135 conditions, 1094 events. 446/1094 cut-off events. For 167/167 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 6108 event pairs, 291 based on Foata normal form. 15/1000 useless extension candidates. Maximal degree in co-relation 2130. Up to 621 conditions per place. [2022-11-25 16:45:06,738 INFO L137 encePairwiseOnDemand]: 939/943 looper letters, 0 selfloop transitions, 0 changer transitions 104/104 dead transitions. [2022-11-25 16:45:06,738 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 104 transitions, 448 flow [2022-11-25 16:45:06,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 16:45:06,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-11-25 16:45:06,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1975 transitions. [2022-11-25 16:45:06,744 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4188759278897137 [2022-11-25 16:45:06,745 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1975 transitions. [2022-11-25 16:45:06,745 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1975 transitions. [2022-11-25 16:45:06,746 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 16:45:06,746 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1975 transitions. [2022-11-25 16:45:06,749 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 395.0) internal successors, (1975), 5 states have internal predecessors, (1975), 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) [2022-11-25 16:45:06,756 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 943.0) internal successors, (5658), 6 states have internal predecessors, (5658), 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) [2022-11-25 16:45:06,758 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 943.0) internal successors, (5658), 6 states have internal predecessors, (5658), 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) [2022-11-25 16:45:06,758 INFO L175 Difference]: Start difference. First operand has 70 places, 63 transitions, 168 flow. Second operand 5 states and 1975 transitions. [2022-11-25 16:45:06,759 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 104 transitions, 448 flow [2022-11-25 16:45:06,764 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 104 transitions, 368 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-25 16:45:06,765 INFO L231 Difference]: Finished difference. Result has 69 places, 0 transitions, 0 flow [2022-11-25 16:45:06,765 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=943, PETRI_DIFFERENCE_MINUEND_FLOW=134, PETRI_DIFFERENCE_MINUEND_PLACES=65, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=0, PETRI_PLACES=69, PETRI_TRANSITIONS=0} [2022-11-25 16:45:06,767 INFO L288 CegarLoopForPetriNet]: 114 programPoint places, -45 predicate places. [2022-11-25 16:45:06,767 INFO L495 AbstractCegarLoop]: Abstraction has has 69 places, 0 transitions, 0 flow [2022-11-25 16:45:06,768 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 382.6) internal successors, (1913), 5 states have internal predecessors, (1913), 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) [2022-11-25 16:45:06,772 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (86 of 87 remaining) [2022-11-25 16:45:06,773 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (85 of 87 remaining) [2022-11-25 16:45:06,778 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (84 of 87 remaining) [2022-11-25 16:45:06,778 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (83 of 87 remaining) [2022-11-25 16:45:06,779 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (82 of 87 remaining) [2022-11-25 16:45:06,779 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (81 of 87 remaining) [2022-11-25 16:45:06,779 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (80 of 87 remaining) [2022-11-25 16:45:06,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (79 of 87 remaining) [2022-11-25 16:45:06,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (78 of 87 remaining) [2022-11-25 16:45:06,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (77 of 87 remaining) [2022-11-25 16:45:06,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (76 of 87 remaining) [2022-11-25 16:45:06,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (75 of 87 remaining) [2022-11-25 16:45:06,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (74 of 87 remaining) [2022-11-25 16:45:06,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (73 of 87 remaining) [2022-11-25 16:45:06,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (72 of 87 remaining) [2022-11-25 16:45:06,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (71 of 87 remaining) [2022-11-25 16:45:06,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (70 of 87 remaining) [2022-11-25 16:45:06,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (69 of 87 remaining) [2022-11-25 16:45:06,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (68 of 87 remaining) [2022-11-25 16:45:06,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (67 of 87 remaining) [2022-11-25 16:45:06,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (66 of 87 remaining) [2022-11-25 16:45:06,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (65 of 87 remaining) [2022-11-25 16:45:06,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (64 of 87 remaining) [2022-11-25 16:45:06,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (63 of 87 remaining) [2022-11-25 16:45:06,783 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (62 of 87 remaining) [2022-11-25 16:45:06,783 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (61 of 87 remaining) [2022-11-25 16:45:06,783 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (60 of 87 remaining) [2022-11-25 16:45:06,783 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (59 of 87 remaining) [2022-11-25 16:45:06,786 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (58 of 87 remaining) [2022-11-25 16:45:06,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (57 of 87 remaining) [2022-11-25 16:45:06,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (56 of 87 remaining) [2022-11-25 16:45:06,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (55 of 87 remaining) [2022-11-25 16:45:06,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (54 of 87 remaining) [2022-11-25 16:45:06,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (53 of 87 remaining) [2022-11-25 16:45:06,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (52 of 87 remaining) [2022-11-25 16:45:06,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (51 of 87 remaining) [2022-11-25 16:45:06,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (50 of 87 remaining) [2022-11-25 16:45:06,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (49 of 87 remaining) [2022-11-25 16:45:06,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (48 of 87 remaining) [2022-11-25 16:45:06,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (47 of 87 remaining) [2022-11-25 16:45:06,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (46 of 87 remaining) [2022-11-25 16:45:06,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (45 of 87 remaining) [2022-11-25 16:45:06,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (44 of 87 remaining) [2022-11-25 16:45:06,791 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (43 of 87 remaining) [2022-11-25 16:45:06,791 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (42 of 87 remaining) [2022-11-25 16:45:06,791 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (41 of 87 remaining) [2022-11-25 16:45:06,791 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (40 of 87 remaining) [2022-11-25 16:45:06,791 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (39 of 87 remaining) [2022-11-25 16:45:06,791 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (38 of 87 remaining) [2022-11-25 16:45:06,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (37 of 87 remaining) [2022-11-25 16:45:06,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (36 of 87 remaining) [2022-11-25 16:45:06,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (35 of 87 remaining) [2022-11-25 16:45:06,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (34 of 87 remaining) [2022-11-25 16:45:06,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (33 of 87 remaining) [2022-11-25 16:45:06,792 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (32 of 87 remaining) [2022-11-25 16:45:06,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (31 of 87 remaining) [2022-11-25 16:45:06,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (30 of 87 remaining) [2022-11-25 16:45:06,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (29 of 87 remaining) [2022-11-25 16:45:06,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (28 of 87 remaining) [2022-11-25 16:45:06,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (27 of 87 remaining) [2022-11-25 16:45:06,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (26 of 87 remaining) [2022-11-25 16:45:06,793 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (25 of 87 remaining) [2022-11-25 16:45:06,794 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (24 of 87 remaining) [2022-11-25 16:45:06,794 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (23 of 87 remaining) [2022-11-25 16:45:06,794 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (22 of 87 remaining) [2022-11-25 16:45:06,796 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (21 of 87 remaining) [2022-11-25 16:45:06,796 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (20 of 87 remaining) [2022-11-25 16:45:06,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (19 of 87 remaining) [2022-11-25 16:45:06,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (18 of 87 remaining) [2022-11-25 16:45:06,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (17 of 87 remaining) [2022-11-25 16:45:06,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (16 of 87 remaining) [2022-11-25 16:45:06,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (15 of 87 remaining) [2022-11-25 16:45:06,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (14 of 87 remaining) [2022-11-25 16:45:06,840 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (13 of 87 remaining) [2022-11-25 16:45:06,840 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (12 of 87 remaining) [2022-11-25 16:45:06,840 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (11 of 87 remaining) [2022-11-25 16:45:06,840 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (10 of 87 remaining) [2022-11-25 16:45:06,840 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (9 of 87 remaining) [2022-11-25 16:45:06,841 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (8 of 87 remaining) [2022-11-25 16:45:06,841 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (7 of 87 remaining) [2022-11-25 16:45:06,841 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (6 of 87 remaining) [2022-11-25 16:45:06,841 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (5 of 87 remaining) [2022-11-25 16:45:06,841 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (4 of 87 remaining) [2022-11-25 16:45:06,842 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (3 of 87 remaining) [2022-11-25 16:45:06,842 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (2 of 87 remaining) [2022-11-25 16:45:06,842 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (1 of 87 remaining) [2022-11-25 16:45:06,842 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (0 of 87 remaining) [2022-11-25 16:45:06,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 16:45:06,843 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-11-25 16:45:06,851 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-25 16:45:06,851 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 16:45:06,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 04:45:06 BasicIcfg [2022-11-25 16:45:06,856 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 16:45:06,856 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 16:45:06,856 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 16:45:06,857 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 16:45:06,857 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:44:44" (3/4) ... [2022-11-25 16:45:06,860 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-25 16:45:06,866 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-25 16:45:06,866 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-25 16:45:06,873 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-11-25 16:45:06,874 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-25 16:45:06,874 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-25 16:45:06,875 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 16:45:06,936 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f28ece-de51-4ab5-9a5b-33d2590ef745/bin/uautomizer-ZsLfNo2U6R/witness.graphml [2022-11-25 16:45:06,936 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 16:45:06,937 INFO L158 Benchmark]: Toolchain (without parser) took 23391.12ms. Allocated memory was 186.6MB in the beginning and 408.9MB in the end (delta: 222.3MB). Free memory was 142.5MB in the beginning and 354.6MB in the end (delta: -212.1MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2022-11-25 16:45:06,937 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 136.3MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:45:06,937 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.06ms. Allocated memory is still 186.6MB. Free memory was 142.5MB in the beginning and 130.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-25 16:45:06,937 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.87ms. Allocated memory is still 186.6MB. Free memory was 130.0MB in the beginning and 126.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 16:45:06,938 INFO L158 Benchmark]: Boogie Preprocessor took 48.38ms. Allocated memory is still 186.6MB. Free memory was 126.9MB in the beginning and 124.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 16:45:06,938 INFO L158 Benchmark]: RCFGBuilder took 1022.73ms. Allocated memory is still 186.6MB. Free memory was 124.0MB in the beginning and 94.0MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-25 16:45:06,938 INFO L158 Benchmark]: TraceAbstraction took 21859.16ms. Allocated memory was 186.6MB in the beginning and 408.9MB in the end (delta: 222.3MB). Free memory was 93.4MB in the beginning and 358.8MB in the end (delta: -265.4MB). Peak memory consumption was 150.4MB. Max. memory is 16.1GB. [2022-11-25 16:45:06,939 INFO L158 Benchmark]: Witness Printer took 79.69ms. Allocated memory is still 408.9MB. Free memory was 358.8MB in the beginning and 354.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 16:45:06,941 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 136.3MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.06ms. Allocated memory is still 186.6MB. Free memory was 142.5MB in the beginning and 130.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.87ms. Allocated memory is still 186.6MB. Free memory was 130.0MB in the beginning and 126.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.38ms. Allocated memory is still 186.6MB. Free memory was 126.9MB in the beginning and 124.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1022.73ms. Allocated memory is still 186.6MB. Free memory was 124.0MB in the beginning and 94.0MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 21859.16ms. Allocated memory was 186.6MB in the beginning and 408.9MB in the end (delta: 222.3MB). Free memory was 93.4MB in the beginning and 358.8MB in the end (delta: -265.4MB). Peak memory consumption was 150.4MB. Max. memory is 16.1GB. * Witness Printer took 79.69ms. Allocated memory is still 408.9MB. Free memory was 358.8MB in the beginning and 354.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 15.6s, 376 PlacesBefore, 114 PlacesAfterwards, 389 TransitionsBefore, 117 TransitionsAfterwards, 28836 CoEnabledTransitionPairs, 11 FixpointIterations, 131 TrivialSequentialCompositions, 330 ConcurrentSequentialCompositions, 17 TrivialYvCompositions, 46 ConcurrentYvCompositions, 10 ChoiceCompositions, 534 TotalNumberOfCompositions, 104625 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 51211, independent: 49991, independent conditional: 0, independent unconditional: 49991, dependent: 1220, dependent conditional: 0, dependent unconditional: 1220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 23656, independent: 23398, independent conditional: 0, independent unconditional: 23398, dependent: 258, dependent conditional: 0, dependent unconditional: 258, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 23656, independent: 21721, independent conditional: 0, independent unconditional: 21721, dependent: 1935, dependent conditional: 0, dependent unconditional: 1935, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1935, independent: 1677, independent conditional: 0, independent unconditional: 1677, dependent: 258, dependent conditional: 0, dependent unconditional: 258, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3372, independent: 2683, independent conditional: 0, independent unconditional: 2683, dependent: 689, dependent conditional: 0, dependent unconditional: 689, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 51211, independent: 26593, independent conditional: 0, independent unconditional: 26593, dependent: 962, dependent conditional: 0, dependent unconditional: 962, unknown: 23656, unknown conditional: 0, unknown unconditional: 23656] , Statistics on independence cache: Total cache size (in pairs): 2759, Positive cache size: 2658, Positive conditional cache size: 0, Positive unconditional cache size: 2658, Negative cache size: 101, Negative conditional cache size: 0, Negative unconditional cache size: 101, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: 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: 60]: 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: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: 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: 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: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: 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: 67]: 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: 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: 80]: 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: 82]: 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: 105]: 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: 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: 93]: 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 - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 622 locations, 87 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: 21.6s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 15.8s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 840 SdHoareTripleChecker+Valid, 2.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 418 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 420 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1754 IncrementalHoareTripleChecker+Invalid, 2174 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 420 mSolverCounterUnsat, 1 mSDtfsCounter, 1754 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=246occurred in iteration=0, InterpolantAutomatonStates: 25, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 62 ConstructedInterpolants, 0 QuantifiedInterpolants, 298 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 4/4 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 48 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-25 16:45:06,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f28ece-de51-4ab5-9a5b-33d2590ef745/bin/uautomizer-ZsLfNo2U6R/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