./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9d38eb9d6ba70070fe3ced1aec90f1c3400cc1f89786e1bd625a19020cb0869f --- 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-dbf71c6-m [2022-10-17 16:31:10,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:31:10,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:31:10,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:31:10,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:31:10,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:31:10,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:31:10,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:31:10,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:31:10,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:31:10,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:31:10,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:31:10,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:31:10,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:31:10,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:31:10,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:31:10,593 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:31:10,594 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:31:10,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:31:10,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:31:10,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:31:10,611 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:31:10,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:31:10,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:31:10,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:31:10,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:31:10,630 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:31:10,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:31:10,634 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:31:10,635 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:31:10,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:31:10,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:31:10,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:31:10,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:31:10,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:31:10,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:31:10,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:31:10,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:31:10,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:31:10,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:31:10,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:31:10,648 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:31:10,697 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:31:10,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:31:10,699 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:31:10,700 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:31:10,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:31:10,701 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:31:10,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:31:10,702 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:31:10,702 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:31:10,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:31:10,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:31:10,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:31:10,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:31:10,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:31:10,705 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:31:10,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:31:10,705 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:31:10,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:31:10,706 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:31:10,706 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:31:10,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:31:10,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:10,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:31:10,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:31:10,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:31:10,708 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:31:10,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:31:10,709 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:31:10,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d38eb9d6ba70070fe3ced1aec90f1c3400cc1f89786e1bd625a19020cb0869f [2022-10-17 16:31:11,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:31:11,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:31:11,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:31:11,100 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:31:11,102 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:31:11,103 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2022-10-17 16:31:11,190 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/data/bb18aca40/7d4a3c0005754d7bbd5b31714b0d8ab9/FLAGa825a8bb4 [2022-10-17 16:31:11,756 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:31:11,757 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2022-10-17 16:31:11,766 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/data/bb18aca40/7d4a3c0005754d7bbd5b31714b0d8ab9/FLAGa825a8bb4 [2022-10-17 16:31:12,079 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/data/bb18aca40/7d4a3c0005754d7bbd5b31714b0d8ab9 [2022-10-17 16:31:12,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:31:12,085 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:31:12,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:12,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:31:12,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:31:12,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:12" (1/1) ... [2022-10-17 16:31:12,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1336d5b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:12, skipping insertion in model container [2022-10-17 16:31:12,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:12" (1/1) ... [2022-10-17 16:31:12,103 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:31:12,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:31:12,385 WARN L230 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_ed36e5f7-d83e-4d59-a799-06398ab83ec9/sv-benchmarks/c/weaver/popl20-more-mts.wvr.c[2533,2546] [2022-10-17 16:31:12,397 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:12,407 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:31:12,437 WARN L230 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_ed36e5f7-d83e-4d59-a799-06398ab83ec9/sv-benchmarks/c/weaver/popl20-more-mts.wvr.c[2533,2546] [2022-10-17 16:31:12,443 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:12,459 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:31:12,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:12 WrapperNode [2022-10-17 16:31:12,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:12,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:12,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:31:12,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:31:12,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:12" (1/1) ... [2022-10-17 16:31:12,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:12" (1/1) ... [2022-10-17 16:31:12,513 INFO L138 Inliner]: procedures = 25, calls = 46, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 95 [2022-10-17 16:31:12,513 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:12,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:31:12,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:31:12,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:31:12,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:12" (1/1) ... [2022-10-17 16:31:12,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:12" (1/1) ... [2022-10-17 16:31:12,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:12" (1/1) ... [2022-10-17 16:31:12,532 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:12" (1/1) ... [2022-10-17 16:31:12,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:12" (1/1) ... [2022-10-17 16:31:12,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:12" (1/1) ... [2022-10-17 16:31:12,553 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:12" (1/1) ... [2022-10-17 16:31:12,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:12" (1/1) ... [2022-10-17 16:31:12,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:31:12,560 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:31:12,561 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:31:12,561 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:31:12,562 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:12" (1/1) ... [2022-10-17 16:31:12,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:12,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:31:12,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:31:12,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:31:12,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:31:12,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:31:12,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:31:12,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:31:12,702 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:31:12,702 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:31:12,703 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:31:12,703 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:31:12,703 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:31:12,704 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:31:12,704 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:31:12,705 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:31:12,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:31:12,706 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-10-17 16:31:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-10-17 16:31:12,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:31:12,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:31:12,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:31:12,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:31:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:31:12,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:31:12,710 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:31:12,885 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:31:12,888 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:31:13,325 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:31:13,658 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:31:13,658 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 16:31:13,659 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L65 is neither atomic block end nor a sink node. [2022-10-17 16:31:13,660 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 16:31:13,667 INFO L158 Benchmark]: Toolchain (without parser) took 1579.57ms. Allocated memory was 102.8MB in the beginning and 138.4MB in the end (delta: 35.7MB). Free memory was 68.5MB in the beginning and 111.8MB in the end (delta: -43.3MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2022-10-17 16:31:13,668 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 102.8MB. Free memory was 76.1MB in the beginning and 76.1MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:31:13,669 INFO L158 Benchmark]: CACSL2BoogieTranslator took 371.45ms. Allocated memory is still 102.8MB. Free memory was 68.5MB in the beginning and 75.3MB in the end (delta: -6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:31:13,670 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.24ms. Allocated memory is still 102.8MB. Free memory was 75.3MB in the beginning and 73.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:31:13,671 INFO L158 Benchmark]: Boogie Preprocessor took 45.26ms. Allocated memory is still 102.8MB. Free memory was 73.6MB in the beginning and 71.9MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:31:13,673 INFO L158 Benchmark]: RCFGBuilder took 1103.48ms. Allocated memory was 102.8MB in the beginning and 138.4MB in the end (delta: 35.7MB). Free memory was 71.9MB in the beginning and 111.8MB in the end (delta: -40.0MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2022-10-17 16:31:13,677 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 102.8MB. Free memory was 76.1MB in the beginning and 76.1MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 371.45ms. Allocated memory is still 102.8MB. Free memory was 68.5MB in the beginning and 75.3MB in the end (delta: -6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.24ms. Allocated memory is still 102.8MB. Free memory was 75.3MB in the beginning and 73.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.26ms. Allocated memory is still 102.8MB. Free memory was 73.6MB in the beginning and 71.9MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1103.48ms. Allocated memory was 102.8MB in the beginning and 138.4MB in the end (delta: 35.7MB). Free memory was 71.9MB in the beginning and 111.8MB in the end (delta: -40.0MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:31:13,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9d38eb9d6ba70070fe3ced1aec90f1c3400cc1f89786e1bd625a19020cb0869f --- 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-dbf71c6-m [2022-10-17 16:31:16,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:31:16,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:31:16,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:31:16,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:31:16,503 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:31:16,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:31:16,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:31:16,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:31:16,529 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:31:16,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:31:16,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:31:16,537 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:31:16,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:31:16,542 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:31:16,545 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:31:16,547 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:31:16,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:31:16,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:31:16,560 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:31:16,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:31:16,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:31:16,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:31:16,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:31:16,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:31:16,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:31:16,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:31:16,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:31:16,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:31:16,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:31:16,597 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:31:16,598 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:31:16,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:31:16,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:31:16,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:31:16,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:31:16,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:31:16,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:31:16,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:31:16,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:31:16,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:31:16,614 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:31:16,654 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:31:16,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:31:16,658 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:31:16,658 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:31:16,660 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:31:16,660 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:31:16,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:31:16,661 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:31:16,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:31:16,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:31:16,663 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:31:16,663 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:31:16,663 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:31:16,664 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:31:16,664 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:31:16,664 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:31:16,664 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:31:16,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:31:16,665 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:31:16,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:31:16,666 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:31:16,666 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:31:16,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:31:16,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:16,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:31:16,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:31:16,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:31:16,668 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:31:16,668 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:31:16,669 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:31:16,669 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:31:16,669 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:31:16,670 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d38eb9d6ba70070fe3ced1aec90f1c3400cc1f89786e1bd625a19020cb0869f [2022-10-17 16:31:17,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:31:17,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:31:17,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:31:17,158 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:31:17,163 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:31:17,165 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2022-10-17 16:31:17,253 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/data/e9e2739b1/5f8c7d05bd8146a6af5d14d3091c94b7/FLAGb032f8ca7 [2022-10-17 16:31:17,899 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:31:17,900 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2022-10-17 16:31:17,908 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/data/e9e2739b1/5f8c7d05bd8146a6af5d14d3091c94b7/FLAGb032f8ca7 [2022-10-17 16:31:18,250 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/data/e9e2739b1/5f8c7d05bd8146a6af5d14d3091c94b7 [2022-10-17 16:31:18,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:31:18,260 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:31:18,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:18,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:31:18,279 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:31:18,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:18" (1/1) ... [2022-10-17 16:31:18,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63e6e112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:18, skipping insertion in model container [2022-10-17 16:31:18,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:18" (1/1) ... [2022-10-17 16:31:18,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:31:18,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:31:18,567 WARN L230 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_ed36e5f7-d83e-4d59-a799-06398ab83ec9/sv-benchmarks/c/weaver/popl20-more-mts.wvr.c[2533,2546] [2022-10-17 16:31:18,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:18,641 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 16:31:18,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:31:18,666 WARN L230 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_ed36e5f7-d83e-4d59-a799-06398ab83ec9/sv-benchmarks/c/weaver/popl20-more-mts.wvr.c[2533,2546] [2022-10-17 16:31:18,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:18,680 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:31:18,707 WARN L230 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_ed36e5f7-d83e-4d59-a799-06398ab83ec9/sv-benchmarks/c/weaver/popl20-more-mts.wvr.c[2533,2546] [2022-10-17 16:31:18,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:18,732 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:31:18,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:18 WrapperNode [2022-10-17 16:31:18,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:18,734 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:18,734 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:31:18,734 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:31:18,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:18" (1/1) ... [2022-10-17 16:31:18,755 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:18" (1/1) ... [2022-10-17 16:31:18,794 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 92 [2022-10-17 16:31:18,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:18,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:31:18,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:31:18,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:31:18,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:18" (1/1) ... [2022-10-17 16:31:18,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:18" (1/1) ... [2022-10-17 16:31:18,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:18" (1/1) ... [2022-10-17 16:31:18,814 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:18" (1/1) ... [2022-10-17 16:31:18,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:18" (1/1) ... [2022-10-17 16:31:18,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:18" (1/1) ... [2022-10-17 16:31:18,838 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:18" (1/1) ... [2022-10-17 16:31:18,840 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:18" (1/1) ... [2022-10-17 16:31:18,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:31:18,846 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:31:18,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:31:18,847 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:31:18,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:18" (1/1) ... [2022-10-17 16:31:18,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:18,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:31:18,909 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:31:18,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:31:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:31:18,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:31:18,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:31:18,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:31:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:31:18,963 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:31:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:31:18,963 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:31:18,964 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:31:18,964 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:31:18,964 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:31:18,964 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:31:18,965 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-10-17 16:31:18,965 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-10-17 16:31:18,965 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:31:18,965 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:31:18,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:31:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:31:18,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:31:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:31:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:31:18,975 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:31:19,158 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:31:19,161 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:31:19,775 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:31:20,195 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:31:20,198 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 16:31:20,199 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L65 is neither atomic block end nor a sink node. [2022-10-17 16:31:20,200 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 16:31:20,210 INFO L158 Benchmark]: Toolchain (without parser) took 1947.82ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 38.3MB in the beginning and 41.3MB in the end (delta: -3.0MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2022-10-17 16:31:20,212 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 48.2MB. Free memory was 27.6MB in the beginning and 27.5MB in the end (delta: 44.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:31:20,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 463.67ms. Allocated memory is still 62.9MB. Free memory was 38.0MB in the beginning and 42.6MB in the end (delta: -4.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:31:20,214 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.18ms. Allocated memory is still 62.9MB. Free memory was 42.4MB in the beginning and 40.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:31:20,215 INFO L158 Benchmark]: Boogie Preprocessor took 49.62ms. Allocated memory is still 62.9MB. Free memory was 40.7MB in the beginning and 38.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:31:20,217 INFO L158 Benchmark]: RCFGBuilder took 1360.32ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 38.7MB in the beginning and 41.3MB in the end (delta: -2.6MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-10-17 16:31:20,227 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 48.2MB. Free memory was 27.6MB in the beginning and 27.5MB in the end (delta: 44.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 463.67ms. Allocated memory is still 62.9MB. Free memory was 38.0MB in the beginning and 42.6MB in the end (delta: -4.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.18ms. Allocated memory is still 62.9MB. Free memory was 42.4MB in the beginning and 40.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.62ms. Allocated memory is still 62.9MB. Free memory was 40.7MB in the beginning and 38.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1360.32ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 38.7MB in the beginning and 41.3MB in the end (delta: -2.6MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:31:20,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed36e5f7-d83e-4d59-a799-06398ab83ec9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?