./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/test-easy10.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/test-easy10.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/bin/uautomizer-uyxdKDjOR8 --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 5b38e7cb0150abfd3f300ad6ccdd66bb35d80de0668e553c35b4b9d13b84c85b --- 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-2329fc7 [2022-12-13 17:21:22,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 17:21:22,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 17:21:22,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 17:21:22,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 17:21:22,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 17:21:22,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 17:21:22,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 17:21:22,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 17:21:22,998 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 17:21:22,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 17:21:23,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 17:21:23,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 17:21:23,001 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 17:21:23,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 17:21:23,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 17:21:23,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 17:21:23,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 17:21:23,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 17:21:23,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 17:21:23,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 17:21:23,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 17:21:23,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 17:21:23,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 17:21:23,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 17:21:23,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 17:21:23,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 17:21:23,017 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 17:21:23,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 17:21:23,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 17:21:23,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 17:21:23,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 17:21:23,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 17:21:23,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 17:21:23,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 17:21:23,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 17:21:23,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 17:21:23,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 17:21:23,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 17:21:23,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 17:21:23,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 17:21:23,024 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-12-13 17:21:23,042 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 17:21:23,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 17:21:23,043 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 17:21:23,043 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 17:21:23,044 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 17:21:23,044 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 17:21:23,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 17:21:23,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 17:21:23,045 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 17:21:23,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 17:21:23,045 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 17:21:23,045 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 17:21:23,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 17:21:23,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 17:21:23,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 17:21:23,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 17:21:23,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 17:21:23,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 17:21:23,046 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-12-13 17:21:23,046 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 17:21:23,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 17:21:23,047 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 17:21:23,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 17:21:23,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 17:21:23,047 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 17:21:23,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 17:21:23,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:21:23,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 17:21:23,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 17:21:23,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 17:21:23,048 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 17:21:23,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 17:21:23,048 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 17:21:23,048 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 17:21:23,049 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 17:21:23,049 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 17:21:23,049 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 17:21:23,049 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_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38e7cb0150abfd3f300ad6ccdd66bb35d80de0668e553c35b4b9d13b84c85b [2022-12-13 17:21:23,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 17:21:23,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 17:21:23,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 17:21:23,269 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 17:21:23,269 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 17:21:23,270 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/weaver/test-easy10.wvr.c [2022-12-13 17:21:25,859 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 17:21:26,017 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 17:21:26,017 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/sv-benchmarks/c/weaver/test-easy10.wvr.c [2022-12-13 17:21:26,022 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/bin/uautomizer-uyxdKDjOR8/data/90e57e7fb/e181517fa07c42a480d133e57fde775e/FLAGaf772c75c [2022-12-13 17:21:26,437 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/bin/uautomizer-uyxdKDjOR8/data/90e57e7fb/e181517fa07c42a480d133e57fde775e [2022-12-13 17:21:26,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 17:21:26,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 17:21:26,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 17:21:26,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 17:21:26,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 17:21:26,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:21:26" (1/1) ... [2022-12-13 17:21:26,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c093113 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:21:26, skipping insertion in model container [2022-12-13 17:21:26,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:21:26" (1/1) ... [2022-12-13 17:21:26,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 17:21:26,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 17:21:26,562 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,567 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,567 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,568 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,568 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,568 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,569 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,569 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,569 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,570 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,570 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,571 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,572 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,572 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,573 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,573 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,573 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,574 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,574 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,574 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,575 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,575 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,575 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,576 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,576 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,577 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,577 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,577 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,578 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,578 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,578 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,579 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,579 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,579 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,579 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,580 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,580 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,581 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,581 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,581 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,581 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,582 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,582 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,582 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,583 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,583 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,583 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,584 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,590 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_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/sv-benchmarks/c/weaver/test-easy10.wvr.c[3907,3920] [2022-12-13 17:21:26,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:21:26,599 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 17:21:26,608 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,608 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,608 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,609 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,609 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,609 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,609 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,610 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,610 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,610 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,610 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,611 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,611 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,612 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,612 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,612 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,612 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,613 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,613 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,613 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,613 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,614 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,614 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,614 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,615 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,615 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,617 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,617 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,617 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,618 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,618 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,618 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,619 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,619 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,619 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,620 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,620 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,620 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,620 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,621 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,621 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,621 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,621 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 17:21:26,622 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 17:21:26,629 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_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/sv-benchmarks/c/weaver/test-easy10.wvr.c[3907,3920] [2022-12-13 17:21:26,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:21:26,640 INFO L208 MainTranslator]: Completed translation [2022-12-13 17:21:26,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:21:26 WrapperNode [2022-12-13 17:21:26,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 17:21:26,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 17:21:26,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 17:21:26,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 17:21:26,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:21:26" (1/1) ... [2022-12-13 17:21:26,654 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:21:26" (1/1) ... [2022-12-13 17:21:26,675 INFO L138 Inliner]: procedures = 23, calls = 84, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 392 [2022-12-13 17:21:26,675 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 17:21:26,676 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 17:21:26,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 17:21:26,676 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 17:21:26,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:21:26" (1/1) ... [2022-12-13 17:21:26,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:21:26" (1/1) ... [2022-12-13 17:21:26,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:21:26" (1/1) ... [2022-12-13 17:21:26,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:21:26" (1/1) ... [2022-12-13 17:21:26,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:21:26" (1/1) ... [2022-12-13 17:21:26,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:21:26" (1/1) ... [2022-12-13 17:21:26,696 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:21:26" (1/1) ... [2022-12-13 17:21:26,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:21:26" (1/1) ... [2022-12-13 17:21:26,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 17:21:26,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 17:21:26,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 17:21:26,700 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 17:21:26,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:21:26" (1/1) ... [2022-12-13 17:21:26,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:21:26,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:21:26,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 17:21:26,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 17:21:26,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 17:21:26,752 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-13 17:21:26,752 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-13 17:21:26,752 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-13 17:21:26,752 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-13 17:21:26,752 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-13 17:21:26,752 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-13 17:21:26,753 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-13 17:21:26,753 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-13 17:21:26,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 17:21:26,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 17:21:26,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 17:21:26,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-13 17:21:26,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-13 17:21:26,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 17:21:26,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 17:21:26,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 17:21:26,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 17:21:26,755 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 17:21:26,836 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 17:21:26,837 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 17:21:27,249 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 17:21:27,368 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 17:21:27,368 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 17:21:27,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:21:27 BoogieIcfgContainer [2022-12-13 17:21:27,370 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 17:21:27,371 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 17:21:27,371 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 17:21:27,373 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 17:21:27,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 05:21:26" (1/3) ... [2022-12-13 17:21:27,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a8c0f35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:21:27, skipping insertion in model container [2022-12-13 17:21:27,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:21:26" (2/3) ... [2022-12-13 17:21:27,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a8c0f35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:21:27, skipping insertion in model container [2022-12-13 17:21:27,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:21:27" (3/3) ... [2022-12-13 17:21:27,376 INFO L112 eAbstractionObserver]: Analyzing ICFG test-easy10.wvr.c [2022-12-13 17:21:27,382 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 17:21:27,390 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 17:21:27,390 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 60 error locations. [2022-12-13 17:21:27,390 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 17:21:27,442 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-12-13 17:21:27,470 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 268 places, 259 transitions, 550 flow [2022-12-13 17:21:27,534 INFO L130 PetriNetUnfolder]: 4/255 cut-off events. [2022-12-13 17:21:27,534 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-12-13 17:21:27,537 INFO L83 FinitePrefix]: Finished finitePrefix Result has 272 conditions, 255 events. 4/255 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 303 event pairs, 0 based on Foata normal form. 0/191 useless extension candidates. Maximal degree in co-relation 165. Up to 2 conditions per place. [2022-12-13 17:21:27,538 INFO L82 GeneralOperation]: Start removeDead. Operand has 268 places, 259 transitions, 550 flow [2022-12-13 17:21:27,542 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 241 places, 230 transitions, 484 flow [2022-12-13 17:21:27,545 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 17:21:27,552 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 241 places, 230 transitions, 484 flow [2022-12-13 17:21:27,554 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 241 places, 230 transitions, 484 flow [2022-12-13 17:21:27,555 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 241 places, 230 transitions, 484 flow [2022-12-13 17:21:27,586 INFO L130 PetriNetUnfolder]: 2/230 cut-off events. [2022-12-13 17:21:27,586 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-12-13 17:21:27,586 INFO L83 FinitePrefix]: Finished finitePrefix Result has 247 conditions, 230 events. 2/230 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 283 event pairs, 0 based on Foata normal form. 0/169 useless extension candidates. Maximal degree in co-relation 165. Up to 2 conditions per place. [2022-12-13 17:21:27,589 INFO L119 LiptonReduction]: Number of co-enabled transitions 9120 [2022-12-13 17:21:32,578 INFO L134 LiptonReduction]: Checked pairs total: 70182 [2022-12-13 17:21:32,578 INFO L136 LiptonReduction]: Total number of compositions: 192 [2022-12-13 17:21:32,592 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 17:21:32,597 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;@78c9671a, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 17:21:32,597 INFO L358 AbstractCegarLoop]: Starting to check reachability of 108 error locations. [2022-12-13 17:21:32,598 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2022-12-13 17:21:32,598 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 17:21:32,598 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 17:21:32,599 INFO L209 CegarLoopForPetriNet]: trace histogram [1] [2022-12-13 17:21:32,599 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 104 more)] === [2022-12-13 17:21:32,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:21:32,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1267, now seen corresponding path program 1 times [2022-12-13 17:21:32,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:21:32,610 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763199830] [2022-12-13 17:21:32,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:21:32,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:21:32,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:21:32,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:21:32,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:21:32,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763199830] [2022-12-13 17:21:32,685 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763199830] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:21:32,685 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:21:32,685 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2022-12-13 17:21:32,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641674054] [2022-12-13 17:21:32,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:21:32,693 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 17:21:32,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:21:32,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 17:21:32,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 17:21:32,712 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 451 [2022-12-13 17:21:32,714 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 100 transitions, 224 flow. Second operand has 2 states, 2 states have (on average 180.5) internal successors, (361), 2 states have internal predecessors, (361), 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) [2022-12-13 17:21:32,715 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 17:21:32,715 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 451 [2022-12-13 17:21:32,716 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 17:21:34,731 INFO L130 PetriNetUnfolder]: 17952/24352 cut-off events. [2022-12-13 17:21:34,731 INFO L131 PetriNetUnfolder]: For 1403/1403 co-relation queries the response was YES. [2022-12-13 17:21:34,755 INFO L83 FinitePrefix]: Finished finitePrefix Result has 49910 conditions, 24352 events. 17952/24352 cut-off events. For 1403/1403 co-relation queries the response was YES. Maximal size of possible extension queue 555. Compared 118746 event pairs, 17952 based on Foata normal form. 1/24353 useless extension candidates. Maximal degree in co-relation 44012. Up to 24353 conditions per place. [2022-12-13 17:21:34,769 INFO L137 encePairwiseOnDemand]: 391/451 looper letters, 0 selfloop transitions, 0 changer transitions 40/40 dead transitions. [2022-12-13 17:21:34,770 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 40 transitions, 184 flow [2022-12-13 17:21:34,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 17:21:34,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-13 17:21:34,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 460 transitions. [2022-12-13 17:21:34,780 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5099778270509978 [2022-12-13 17:21:34,780 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 460 transitions. [2022-12-13 17:21:34,780 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 460 transitions. [2022-12-13 17:21:34,782 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 17:21:34,783 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 460 transitions. [2022-12-13 17:21:34,785 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 230.0) internal successors, (460), 2 states have internal predecessors, (460), 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) [2022-12-13 17:21:34,790 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 451.0) internal successors, (1353), 3 states have internal predecessors, (1353), 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) [2022-12-13 17:21:34,790 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 451.0) internal successors, (1353), 3 states have internal predecessors, (1353), 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) [2022-12-13 17:21:34,792 INFO L175 Difference]: Start difference. First operand has 113 places, 100 transitions, 224 flow. Second operand 2 states and 460 transitions. [2022-12-13 17:21:34,792 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 40 transitions, 184 flow [2022-12-13 17:21:34,823 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 40 transitions, 168 flow, removed 0 selfloop flow, removed 8 redundant places. [2022-12-13 17:21:34,823 INFO L231 Difference]: Finished difference. Result has 46 places, 0 transitions, 0 flow [2022-12-13 17:21:34,825 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=451, PETRI_DIFFERENCE_MINUEND_FLOW=88, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=0, PETRI_PLACES=46, PETRI_TRANSITIONS=0} [2022-12-13 17:21:34,827 INFO L288 CegarLoopForPetriNet]: 113 programPoint places, -67 predicate places. [2022-12-13 17:21:34,828 INFO L495 AbstractCegarLoop]: Abstraction has has 46 places, 0 transitions, 0 flow [2022-12-13 17:21:34,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 180.5) internal successors, (361), 2 states have internal predecessors, (361), 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) [2022-12-13 17:21:34,830 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (107 of 108 remaining) [2022-12-13 17:21:34,830 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (106 of 108 remaining) [2022-12-13 17:21:34,830 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (105 of 108 remaining) [2022-12-13 17:21:34,830 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (104 of 108 remaining) [2022-12-13 17:21:34,830 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (103 of 108 remaining) [2022-12-13 17:21:34,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (102 of 108 remaining) [2022-12-13 17:21:34,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (101 of 108 remaining) [2022-12-13 17:21:34,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (100 of 108 remaining) [2022-12-13 17:21:34,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (99 of 108 remaining) [2022-12-13 17:21:34,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (98 of 108 remaining) [2022-12-13 17:21:34,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (97 of 108 remaining) [2022-12-13 17:21:34,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (96 of 108 remaining) [2022-12-13 17:21:34,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (95 of 108 remaining) [2022-12-13 17:21:34,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (94 of 108 remaining) [2022-12-13 17:21:34,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (93 of 108 remaining) [2022-12-13 17:21:34,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (92 of 108 remaining) [2022-12-13 17:21:34,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (91 of 108 remaining) [2022-12-13 17:21:34,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (90 of 108 remaining) [2022-12-13 17:21:34,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (89 of 108 remaining) [2022-12-13 17:21:34,833 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (88 of 108 remaining) [2022-12-13 17:21:34,833 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (87 of 108 remaining) [2022-12-13 17:21:34,833 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (86 of 108 remaining) [2022-12-13 17:21:34,833 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (85 of 108 remaining) [2022-12-13 17:21:34,833 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (84 of 108 remaining) [2022-12-13 17:21:34,833 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (83 of 108 remaining) [2022-12-13 17:21:34,833 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (82 of 108 remaining) [2022-12-13 17:21:34,833 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (81 of 108 remaining) [2022-12-13 17:21:34,834 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (80 of 108 remaining) [2022-12-13 17:21:34,834 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (79 of 108 remaining) [2022-12-13 17:21:34,834 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (78 of 108 remaining) [2022-12-13 17:21:34,834 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (77 of 108 remaining) [2022-12-13 17:21:34,834 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (76 of 108 remaining) [2022-12-13 17:21:34,834 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (75 of 108 remaining) [2022-12-13 17:21:34,834 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (74 of 108 remaining) [2022-12-13 17:21:34,834 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (73 of 108 remaining) [2022-12-13 17:21:34,835 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (72 of 108 remaining) [2022-12-13 17:21:34,835 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (71 of 108 remaining) [2022-12-13 17:21:34,835 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (70 of 108 remaining) [2022-12-13 17:21:34,835 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (69 of 108 remaining) [2022-12-13 17:21:34,835 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (68 of 108 remaining) [2022-12-13 17:21:34,835 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (67 of 108 remaining) [2022-12-13 17:21:34,835 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (66 of 108 remaining) [2022-12-13 17:21:34,835 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (65 of 108 remaining) [2022-12-13 17:21:34,836 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (64 of 108 remaining) [2022-12-13 17:21:34,836 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (63 of 108 remaining) [2022-12-13 17:21:34,836 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (62 of 108 remaining) [2022-12-13 17:21:34,836 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (61 of 108 remaining) [2022-12-13 17:21:34,836 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (60 of 108 remaining) [2022-12-13 17:21:34,836 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (59 of 108 remaining) [2022-12-13 17:21:34,836 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (58 of 108 remaining) [2022-12-13 17:21:34,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (57 of 108 remaining) [2022-12-13 17:21:34,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (56 of 108 remaining) [2022-12-13 17:21:34,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (55 of 108 remaining) [2022-12-13 17:21:34,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (54 of 108 remaining) [2022-12-13 17:21:34,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (53 of 108 remaining) [2022-12-13 17:21:34,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (52 of 108 remaining) [2022-12-13 17:21:34,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (51 of 108 remaining) [2022-12-13 17:21:34,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (50 of 108 remaining) [2022-12-13 17:21:34,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (49 of 108 remaining) [2022-12-13 17:21:34,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (48 of 108 remaining) [2022-12-13 17:21:34,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (47 of 108 remaining) [2022-12-13 17:21:34,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (46 of 108 remaining) [2022-12-13 17:21:34,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (45 of 108 remaining) [2022-12-13 17:21:34,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (44 of 108 remaining) [2022-12-13 17:21:34,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (43 of 108 remaining) [2022-12-13 17:21:34,838 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (42 of 108 remaining) [2022-12-13 17:21:34,839 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (41 of 108 remaining) [2022-12-13 17:21:34,839 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (40 of 108 remaining) [2022-12-13 17:21:34,839 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (39 of 108 remaining) [2022-12-13 17:21:34,839 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (38 of 108 remaining) [2022-12-13 17:21:34,839 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (37 of 108 remaining) [2022-12-13 17:21:34,839 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (36 of 108 remaining) [2022-12-13 17:21:34,839 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (35 of 108 remaining) [2022-12-13 17:21:34,839 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (34 of 108 remaining) [2022-12-13 17:21:34,840 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (33 of 108 remaining) [2022-12-13 17:21:34,840 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (32 of 108 remaining) [2022-12-13 17:21:34,840 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (31 of 108 remaining) [2022-12-13 17:21:34,840 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (30 of 108 remaining) [2022-12-13 17:21:34,840 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (29 of 108 remaining) [2022-12-13 17:21:34,840 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (28 of 108 remaining) [2022-12-13 17:21:34,840 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (27 of 108 remaining) [2022-12-13 17:21:34,840 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (26 of 108 remaining) [2022-12-13 17:21:34,841 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (25 of 108 remaining) [2022-12-13 17:21:34,841 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (24 of 108 remaining) [2022-12-13 17:21:34,841 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (23 of 108 remaining) [2022-12-13 17:21:34,841 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (22 of 108 remaining) [2022-12-13 17:21:34,841 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (21 of 108 remaining) [2022-12-13 17:21:34,841 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (20 of 108 remaining) [2022-12-13 17:21:34,841 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (19 of 108 remaining) [2022-12-13 17:21:34,842 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (18 of 108 remaining) [2022-12-13 17:21:34,842 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (17 of 108 remaining) [2022-12-13 17:21:34,842 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (16 of 108 remaining) [2022-12-13 17:21:34,842 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (15 of 108 remaining) [2022-12-13 17:21:34,842 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (14 of 108 remaining) [2022-12-13 17:21:34,842 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (13 of 108 remaining) [2022-12-13 17:21:34,842 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (12 of 108 remaining) [2022-12-13 17:21:34,842 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (11 of 108 remaining) [2022-12-13 17:21:34,843 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (10 of 108 remaining) [2022-12-13 17:21:34,843 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (9 of 108 remaining) [2022-12-13 17:21:34,843 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (8 of 108 remaining) [2022-12-13 17:21:34,843 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (7 of 108 remaining) [2022-12-13 17:21:34,843 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (6 of 108 remaining) [2022-12-13 17:21:34,843 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (5 of 108 remaining) [2022-12-13 17:21:34,843 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (4 of 108 remaining) [2022-12-13 17:21:34,843 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (3 of 108 remaining) [2022-12-13 17:21:34,843 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (2 of 108 remaining) [2022-12-13 17:21:34,844 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (1 of 108 remaining) [2022-12-13 17:21:34,844 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (0 of 108 remaining) [2022-12-13 17:21:34,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 17:21:34,844 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-12-13 17:21:34,849 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-13 17:21:34,849 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 17:21:34,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 05:21:34 BasicIcfg [2022-12-13 17:21:34,852 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 17:21:34,853 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 17:21:34,853 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 17:21:34,853 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 17:21:34,853 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:21:27" (3/4) ... [2022-12-13 17:21:34,856 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 17:21:34,859 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-12-13 17:21:34,859 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-12-13 17:21:34,860 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2022-12-13 17:21:34,860 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2022-12-13 17:21:34,863 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2022-12-13 17:21:34,863 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-13 17:21:34,864 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-13 17:21:34,864 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 17:21:34,893 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 17:21:34,893 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 17:21:34,893 INFO L158 Benchmark]: Toolchain (without parser) took 8452.66ms. Allocated memory was 121.6MB in the beginning and 343.9MB in the end (delta: 222.3MB). Free memory was 87.4MB in the beginning and 155.6MB in the end (delta: -68.2MB). Peak memory consumption was 156.3MB. Max. memory is 16.1GB. [2022-12-13 17:21:34,894 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 121.6MB. Free memory is still 95.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:21:34,894 INFO L158 Benchmark]: CACSL2BoogieTranslator took 199.13ms. Allocated memory is still 121.6MB. Free memory was 87.4MB in the beginning and 69.8MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 17:21:34,894 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.07ms. Allocated memory is still 121.6MB. Free memory was 69.7MB in the beginning and 66.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 17:21:34,894 INFO L158 Benchmark]: Boogie Preprocessor took 23.35ms. Allocated memory is still 121.6MB. Free memory was 66.8MB in the beginning and 64.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 17:21:34,894 INFO L158 Benchmark]: RCFGBuilder took 670.01ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 64.7MB in the beginning and 84.2MB in the end (delta: -19.5MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2022-12-13 17:21:34,895 INFO L158 Benchmark]: TraceAbstraction took 7481.26ms. Allocated memory was 146.8MB in the beginning and 343.9MB in the end (delta: 197.1MB). Free memory was 83.7MB in the beginning and 158.8MB in the end (delta: -75.1MB). Peak memory consumption was 229.0MB. Max. memory is 16.1GB. [2022-12-13 17:21:34,895 INFO L158 Benchmark]: Witness Printer took 40.10ms. Allocated memory is still 343.9MB. Free memory was 158.8MB in the beginning and 155.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 17:21:34,896 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 121.6MB. Free memory is still 95.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 199.13ms. Allocated memory is still 121.6MB. Free memory was 87.4MB in the beginning and 69.8MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.07ms. Allocated memory is still 121.6MB. Free memory was 69.7MB in the beginning and 66.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.35ms. Allocated memory is still 121.6MB. Free memory was 66.8MB in the beginning and 64.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 670.01ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 64.7MB in the beginning and 84.2MB in the end (delta: -19.5MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * TraceAbstraction took 7481.26ms. Allocated memory was 146.8MB in the beginning and 343.9MB in the end (delta: 197.1MB). Free memory was 83.7MB in the beginning and 158.8MB in the end (delta: -75.1MB). Peak memory consumption was 229.0MB. Max. memory is 16.1GB. * Witness Printer took 40.10ms. Allocated memory is still 343.9MB. Free memory was 158.8MB in the beginning and 155.6MB in the end (delta: 3.1MB). 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: 5.0s, 241 PlacesBefore, 113 PlacesAfterwards, 230 TransitionsBefore, 100 TransitionsAfterwards, 9120 CoEnabledTransitionPairs, 8 FixpointIterations, 121 TrivialSequentialCompositions, 63 ConcurrentSequentialCompositions, 6 TrivialYvCompositions, 0 ConcurrentYvCompositions, 2 ChoiceCompositions, 192 TotalNumberOfCompositions, 70182 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 37197, independent: 36233, independent conditional: 0, independent unconditional: 36233, dependent: 964, dependent conditional: 0, dependent unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4409, independent: 4342, independent conditional: 0, independent unconditional: 4342, dependent: 67, dependent conditional: 0, dependent unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 37197, independent: 31891, independent conditional: 0, independent unconditional: 31891, dependent: 897, dependent conditional: 0, dependent unconditional: 897, unknown: 4409, unknown conditional: 0, unknown unconditional: 4409] , Statistics on independence cache: Total cache size (in pairs): 1559, Positive cache size: 1502, Positive conditional cache size: 0, Positive unconditional cache size: 1502, Negative cache size: 57, Negative conditional cache size: 0, Negative unconditional cache size: 57, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 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: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: 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: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 147]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 148]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 149]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 152]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 152]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 152]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 152]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 340 locations, 108 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: 7.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 5.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 40 IncrementalHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 0 mSDtfsCounter, 40 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=224occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 1 NumberOfCodeBlocks, 1 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 60 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-12-13 17:21:34,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01cb59f-55dc-434a-ae95-62ca8cf0af1c/bin/uautomizer-uyxdKDjOR8/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