./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-3.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_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/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_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/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_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/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 c947ca303cec71cbb6edeb9f866ed53067014e89778e5c242eb251405d7ab484 --- 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 16:59:15,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:59:15,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:59:15,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:59:15,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:59:15,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:59:15,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:59:15,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:59:15,909 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:59:15,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:59:15,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:59:15,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:59:15,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:59:15,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:59:15,917 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:59:15,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:59:15,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:59:15,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:59:15,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:59:15,926 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:59:15,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:59:15,934 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:59:15,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:59:15,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:59:15,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:59:15,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:59:15,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:59:15,954 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:59:15,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:59:15,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:59:15,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:59:15,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:59:15,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:59:15,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:59:15,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:59:15,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:59:15,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:59:15,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:59:15,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:59:15,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:59:15,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:59:15,969 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:59:16,014 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:59:16,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:59:16,019 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:59:16,020 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:59:16,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:59:16,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:59:16,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:59:16,021 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:59:16,021 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:59:16,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:59:16,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:59:16,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:59:16,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:59:16,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:59:16,024 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:59:16,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:59:16,024 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:59:16,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:59:16,025 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:59:16,025 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:59:16,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:59:16,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:16,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:59:16,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:59:16,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:59:16,027 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:59:16,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:59:16,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:59:16,027 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_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c947ca303cec71cbb6edeb9f866ed53067014e89778e5c242eb251405d7ab484 [2022-10-17 16:59:16,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:59:16,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:59:16,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:59:16,324 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:59:16,324 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:59:16,326 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/parallel-ticket-3.wvr.c [2022-10-17 16:59:16,387 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/data/9f5099da9/2ac1ffe0090741c488b7a5161316f0d5/FLAG59001c7f7 [2022-10-17 16:59:16,833 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:59:16,834 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/sv-benchmarks/c/weaver/parallel-ticket-3.wvr.c [2022-10-17 16:59:16,841 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/data/9f5099da9/2ac1ffe0090741c488b7a5161316f0d5/FLAG59001c7f7 [2022-10-17 16:59:17,222 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/data/9f5099da9/2ac1ffe0090741c488b7a5161316f0d5 [2022-10-17 16:59:17,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:59:17,226 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:59:17,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:17,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:59:17,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:59:17,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:17" (1/1) ... [2022-10-17 16:59:17,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37569f68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:17, skipping insertion in model container [2022-10-17 16:59:17,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:17" (1/1) ... [2022-10-17 16:59:17,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:59:17,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:59:17,537 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_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/sv-benchmarks/c/weaver/parallel-ticket-3.wvr.c[3089,3102] [2022-10-17 16:59:17,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:17,556 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:59:17,597 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_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/sv-benchmarks/c/weaver/parallel-ticket-3.wvr.c[3089,3102] [2022-10-17 16:59:17,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:17,621 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:59:17,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:17 WrapperNode [2022-10-17 16:59:17,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:17,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:17,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:59:17,625 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:59:17,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:17" (1/1) ... [2022-10-17 16:59:17,655 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:17" (1/1) ... [2022-10-17 16:59:17,692 INFO L138 Inliner]: procedures = 22, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 83 [2022-10-17 16:59:17,692 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:17,693 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:59:17,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:59:17,694 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:59:17,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:17" (1/1) ... [2022-10-17 16:59:17,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:17" (1/1) ... [2022-10-17 16:59:17,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:17" (1/1) ... [2022-10-17 16:59:17,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:17" (1/1) ... [2022-10-17 16:59:17,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:17" (1/1) ... [2022-10-17 16:59:17,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:17" (1/1) ... [2022-10-17 16:59:17,725 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:17" (1/1) ... [2022-10-17 16:59:17,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:17" (1/1) ... [2022-10-17 16:59:17,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:59:17,734 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:59:17,737 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:59:17,737 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:59:17,738 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:17" (1/1) ... [2022-10-17 16:59:17,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:17,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:59:17,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:59:17,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:59:17,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:59:17,812 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:59:17,813 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:59:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:59:17,813 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:59:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:59:17,814 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:59:17,814 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:59:17,814 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:59:17,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:59:17,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:59:17,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:59:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:59:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:59:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:59:17,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:59:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:59:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:59:17,817 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 16:59:17,907 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:59:17,909 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:59:18,157 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:59:18,272 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:59:18,272 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:59:18,273 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-10-17 16:59:18,274 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 16:59:18,279 INFO L158 Benchmark]: Toolchain (without parser) took 1052.42ms. Allocated memory is still 111.1MB. Free memory was 69.7MB in the beginning and 61.4MB in the end (delta: 8.3MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2022-10-17 16:59:18,288 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:59:18,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 395.06ms. Allocated memory is still 111.1MB. Free memory was 69.5MB in the beginning and 83.2MB in the end (delta: -13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:59:18,290 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.22ms. Allocated memory is still 111.1MB. Free memory was 83.2MB in the beginning and 81.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:59:18,291 INFO L158 Benchmark]: Boogie Preprocessor took 40.28ms. Allocated memory is still 111.1MB. Free memory was 81.3MB in the beginning and 80.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:59:18,292 INFO L158 Benchmark]: RCFGBuilder took 543.06ms. Allocated memory is still 111.1MB. Free memory was 79.8MB in the beginning and 61.4MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-10-17 16:59:18,296 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 395.06ms. Allocated memory is still 111.1MB. Free memory was 69.5MB in the beginning and 83.2MB in the end (delta: -13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.22ms. Allocated memory is still 111.1MB. Free memory was 83.2MB in the beginning and 81.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.28ms. Allocated memory is still 111.1MB. Free memory was 81.3MB in the beginning and 80.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 543.06ms. Allocated memory is still 111.1MB. Free memory was 79.8MB in the beginning and 61.4MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. 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 16:59:18,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/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_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/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_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/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 c947ca303cec71cbb6edeb9f866ed53067014e89778e5c242eb251405d7ab484 --- 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 16:59:20,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:59:20,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:59:20,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:59:20,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:59:20,832 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:59:20,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:59:20,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:59:20,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:59:20,854 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:59:20,858 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:59:20,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:59:20,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:59:20,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:59:20,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:59:20,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:59:20,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:59:20,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:59:20,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:59:20,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:59:20,892 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:59:20,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:59:20,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:59:20,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:59:20,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:59:20,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:59:20,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:59:20,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:59:20,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:59:20,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:59:20,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:59:20,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:59:20,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:59:20,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:59:20,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:59:20,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:59:20,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:59:20,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:59:20,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:59:20,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:59:20,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:59:20,933 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:59:20,991 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:59:20,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:59:20,993 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:59:20,994 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:59:20,996 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:59:20,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:59:20,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:59:20,997 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:59:20,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:59:20,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:59:20,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:59:20,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:59:20,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:59:20,999 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:59:20,999 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:59:20,999 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:59:21,000 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:59:21,000 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:59:21,000 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:59:21,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:59:21,001 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:59:21,001 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:59:21,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:59:21,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:21,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:59:21,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:59:21,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:59:21,003 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:59:21,003 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:59:21,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:59:21,003 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:59:21,003 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:59:21,004 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_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c947ca303cec71cbb6edeb9f866ed53067014e89778e5c242eb251405d7ab484 [2022-10-17 16:59:21,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:59:21,420 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:59:21,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:59:21,424 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:59:21,425 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:59:21,429 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/parallel-ticket-3.wvr.c [2022-10-17 16:59:21,492 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/data/bb7283e52/f14afee1c5e34f4c9a50d6404269650c/FLAGc0a7987f8 [2022-10-17 16:59:22,060 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:59:22,061 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/sv-benchmarks/c/weaver/parallel-ticket-3.wvr.c [2022-10-17 16:59:22,072 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/data/bb7283e52/f14afee1c5e34f4c9a50d6404269650c/FLAGc0a7987f8 [2022-10-17 16:59:22,375 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/data/bb7283e52/f14afee1c5e34f4c9a50d6404269650c [2022-10-17 16:59:22,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:59:22,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:59:22,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:22,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:59:22,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:59:22,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:22" (1/1) ... [2022-10-17 16:59:22,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@733802af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:22, skipping insertion in model container [2022-10-17 16:59:22,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:22" (1/1) ... [2022-10-17 16:59:22,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:59:22,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:59:22,596 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_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/sv-benchmarks/c/weaver/parallel-ticket-3.wvr.c[3089,3102] [2022-10-17 16:59:22,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:22,611 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:59:22,668 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_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/sv-benchmarks/c/weaver/parallel-ticket-3.wvr.c[3089,3102] [2022-10-17 16:59:22,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:22,691 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:59:22,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:22 WrapperNode [2022-10-17 16:59:22,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:22,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:22,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:59:22,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:59:22,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:22" (1/1) ... [2022-10-17 16:59:22,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:22" (1/1) ... [2022-10-17 16:59:22,732 INFO L138 Inliner]: procedures = 24, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 77 [2022-10-17 16:59:22,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:22,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:59:22,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:59:22,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:59:22,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:22" (1/1) ... [2022-10-17 16:59:22,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:22" (1/1) ... [2022-10-17 16:59:22,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:22" (1/1) ... [2022-10-17 16:59:22,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:22" (1/1) ... [2022-10-17 16:59:22,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:22" (1/1) ... [2022-10-17 16:59:22,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:22" (1/1) ... [2022-10-17 16:59:22,762 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:22" (1/1) ... [2022-10-17 16:59:22,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:22" (1/1) ... [2022-10-17 16:59:22,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:59:22,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:59:22,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:59:22,768 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:59:22,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:22" (1/1) ... [2022-10-17 16:59:22,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:22,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:59:22,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:59:22,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:59:22,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:59:22,862 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:59:22,862 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:59:22,862 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:59:22,862 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:59:22,863 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:59:22,863 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:59:22,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:59:22,863 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:59:22,863 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:59:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:59:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:59:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:59:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:59:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:59:22,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:59:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:59:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:59:22,867 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 16:59:22,970 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:59:22,973 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:59:23,422 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:59:23,592 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:59:23,592 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:59:23,593 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-10-17 16:59:23,594 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 16:59:23,598 INFO L158 Benchmark]: Toolchain (without parser) took 1217.51ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 33.0MB in the beginning and 41.3MB in the end (delta: -8.3MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2022-10-17 16:59:23,599 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 36.5MB in the beginning and 36.5MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:59:23,600 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.01ms. Allocated memory is still 56.6MB. Free memory was 32.8MB in the beginning and 38.3MB in the end (delta: -5.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:59:23,600 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.56ms. Allocated memory is still 56.6MB. Free memory was 38.3MB in the beginning and 36.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:59:23,601 INFO L158 Benchmark]: Boogie Preprocessor took 33.33ms. Allocated memory is still 56.6MB. Free memory was 36.7MB in the beginning and 35.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:59:23,602 INFO L158 Benchmark]: RCFGBuilder took 828.29ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 35.2MB in the beginning and 41.3MB in the end (delta: -6.0MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2022-10-17 16:59:23,606 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 36.5MB in the beginning and 36.5MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.01ms. Allocated memory is still 56.6MB. Free memory was 32.8MB in the beginning and 38.3MB in the end (delta: -5.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.56ms. Allocated memory is still 56.6MB. Free memory was 38.3MB in the beginning and 36.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.33ms. Allocated memory is still 56.6MB. Free memory was 36.7MB in the beginning and 35.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 828.29ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 35.2MB in the beginning and 41.3MB in the end (delta: -6.0MB). Peak memory consumption was 16.4MB. 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 16:59:23,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77ac804-b83a-4d24-b1f5-ab3c84f4671f/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?