./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 --- 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-6b4ec56 [2022-11-20 18:24:16,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:24:16,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:24:16,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:24:16,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:24:16,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:24:16,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:24:16,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:24:16,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:24:16,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:24:16,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:24:16,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:24:16,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:24:16,116 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:24:16,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:24:16,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:24:16,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:24:16,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:24:16,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:24:16,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:24:16,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:24:16,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:24:16,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:24:16,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:24:16,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:24:16,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:24:16,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:24:16,134 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:24:16,134 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:24:16,135 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:24:16,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:24:16,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:24:16,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:24:16,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:24:16,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:24:16,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:24:16,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:24:16,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:24:16,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:24:16,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:24:16,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:24:16,143 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 18:24:16,173 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:24:16,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:24:16,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:24:16,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:24:16,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:24:16,176 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:24:16,176 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:24:16,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:24:16,176 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:24:16,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:24:16,177 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 18:24:16,177 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 18:24:16,177 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 18:24:16,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:24:16,178 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:24:16,178 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:24:16,182 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:24:16,183 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:24:16,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:24:16,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:24:16,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:24:16,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:24:16,184 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:24:16,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:24:16,185 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_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2022-11-20 18:24:16,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:24:16,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:24:16,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:24:16,516 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:24:16,517 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:24:16,519 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/stack_longer-1.i [2022-11-20 18:24:19,730 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:24:20,049 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:24:20,052 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/sv-benchmarks/c/pthread/stack_longer-1.i [2022-11-20 18:24:20,071 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/data/6495ce032/f937cbccba474d2dba955e402163dd85/FLAGfca193ecb [2022-11-20 18:24:20,088 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/data/6495ce032/f937cbccba474d2dba955e402163dd85 [2022-11-20 18:24:20,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:24:20,093 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:24:20,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:24:20,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:24:20,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:24:20,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:24:20" (1/1) ... [2022-11-20 18:24:20,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a4e474c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:20, skipping insertion in model container [2022-11-20 18:24:20,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:24:20" (1/1) ... [2022-11-20 18:24:20,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:24:20,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:24:20,746 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2022-11-20 18:24:20,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:24:20,806 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:24:20,859 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2022-11-20 18:24:20,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:24:20,947 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:24:20,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:20 WrapperNode [2022-11-20 18:24:20,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:24:20,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:24:20,949 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:24:20,950 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:24:20,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:20" (1/1) ... [2022-11-20 18:24:20,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:20" (1/1) ... [2022-11-20 18:24:21,026 INFO L138 Inliner]: procedures = 277, calls = 39, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 155 [2022-11-20 18:24:21,027 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:24:21,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:24:21,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:24:21,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:24:21,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:20" (1/1) ... [2022-11-20 18:24:21,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:20" (1/1) ... [2022-11-20 18:24:21,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:20" (1/1) ... [2022-11-20 18:24:21,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:20" (1/1) ... [2022-11-20 18:24:21,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:20" (1/1) ... [2022-11-20 18:24:21,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:20" (1/1) ... [2022-11-20 18:24:21,083 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:20" (1/1) ... [2022-11-20 18:24:21,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:20" (1/1) ... [2022-11-20 18:24:21,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:24:21,097 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:24:21,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:24:21,098 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:24:21,099 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:20" (1/1) ... [2022-11-20 18:24:21,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:24:21,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:24:21,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:24:21,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:24:21,171 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 18:24:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 18:24:21,172 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 18:24:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 18:24:21,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:24:21,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:24:21,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:24:21,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:24:21,173 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 18:24:21,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:24:21,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:24:21,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:24:21,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:24:21,176 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:24:21,417 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:24:21,419 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:24:21,826 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:24:21,835 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:24:21,842 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:24:21,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:24:21 BoogieIcfgContainer [2022-11-20 18:24:21,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:24:21,848 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:24:21,849 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:24:21,859 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:24:21,860 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:24:21" (1/1) ... [2022-11-20 18:24:21,861 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2022-11-20 18:24:21,865 INFO L158 Benchmark]: Toolchain (without parser) took 1772.50ms. Allocated memory is still 155.2MB. Free memory was 112.1MB in the beginning and 78.7MB in the end (delta: 33.4MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2022-11-20 18:24:21,866 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 102.8MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:24:21,867 INFO L158 Benchmark]: CACSL2BoogieTranslator took 852.71ms. Allocated memory is still 155.2MB. Free memory was 111.6MB in the beginning and 104.1MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 18:24:21,868 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.53ms. Allocated memory is still 155.2MB. Free memory was 104.1MB in the beginning and 101.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:24:21,869 INFO L158 Benchmark]: Boogie Preprocessor took 69.37ms. Allocated memory is still 155.2MB. Free memory was 101.5MB in the beginning and 99.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:24:21,870 INFO L158 Benchmark]: RCFGBuilder took 749.91ms. Allocated memory is still 155.2MB. Free memory was 99.4MB in the beginning and 80.0MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 18:24:21,870 INFO L158 Benchmark]: CodeCheck took 15.62ms. Allocated memory is still 155.2MB. Free memory was 79.5MB in the beginning and 78.7MB in the end (delta: 743.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:24:21,879 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 102.8MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 852.71ms. Allocated memory is still 155.2MB. Free memory was 111.6MB in the beginning and 104.1MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.53ms. Allocated memory is still 155.2MB. Free memory was 104.1MB in the beginning and 101.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.37ms. Allocated memory is still 155.2MB. Free memory was 101.5MB in the beginning and 99.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 749.91ms. Allocated memory is still 155.2MB. Free memory was 99.4MB in the beginning and 80.0MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 15.62ms. Allocated memory is still 155.2MB. Free memory was 79.5MB in the beginning and 78.7MB in the end (delta: 743.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:24:21,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 --- 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-6b4ec56 [2022-11-20 18:24:24,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:24:24,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:24:24,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:24:24,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:24:24,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:24:24,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:24:24,377 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:24:24,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:24:24,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:24:24,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:24:24,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:24:24,383 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:24:24,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:24:24,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:24:24,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:24:24,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:24:24,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:24:24,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:24:24,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:24:24,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:24:24,394 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:24:24,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:24:24,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:24:24,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:24:24,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:24:24,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:24:24,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:24:24,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:24:24,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:24:24,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:24:24,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:24:24,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:24:24,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:24:24,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:24:24,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:24:24,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:24:24,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:24:24,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:24:24,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:24:24,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:24:24,420 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-11-20 18:24:24,442 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:24:24,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:24:24,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:24:24,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:24:24,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:24:24,445 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:24:24,445 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:24:24,445 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:24:24,445 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:24:24,446 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:24:24,446 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 18:24:24,446 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 18:24:24,446 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 18:24:24,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:24:24,447 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:24:24,447 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:24:24,447 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:24:24,447 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:24:24,448 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:24:24,448 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:24:24,448 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:24:24,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:24:24,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:24:24,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:24:24,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:24:24,449 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:24:24,449 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:24:24,450 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:24:24,450 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:24:24,450 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_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2022-11-20 18:24:24,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:24:24,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:24:24,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:24:24,890 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:24:24,893 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:24:24,894 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/stack_longer-1.i [2022-11-20 18:24:28,047 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:24:28,328 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:24:28,328 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/sv-benchmarks/c/pthread/stack_longer-1.i [2022-11-20 18:24:28,343 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/data/89d24fec6/6be2091626e64112a3c5d330d63c6591/FLAGc3aacc95f [2022-11-20 18:24:28,358 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/data/89d24fec6/6be2091626e64112a3c5d330d63c6591 [2022-11-20 18:24:28,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:24:28,362 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:24:28,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:24:28,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:24:28,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:24:28,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:24:28" (1/1) ... [2022-11-20 18:24:28,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f7afbf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:28, skipping insertion in model container [2022-11-20 18:24:28,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:24:28" (1/1) ... [2022-11-20 18:24:28,377 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:24:28,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:24:29,084 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2022-11-20 18:24:29,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:24:29,140 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:24:29,200 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2022-11-20 18:24:29,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:24:29,321 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:24:29,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:29 WrapperNode [2022-11-20 18:24:29,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:24:29,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:24:29,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:24:29,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:24:29,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:29" (1/1) ... [2022-11-20 18:24:29,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:29" (1/1) ... [2022-11-20 18:24:29,408 INFO L138 Inliner]: procedures = 281, calls = 39, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 151 [2022-11-20 18:24:29,408 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:24:29,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:24:29,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:24:29,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:24:29,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:29" (1/1) ... [2022-11-20 18:24:29,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:29" (1/1) ... [2022-11-20 18:24:29,431 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:29" (1/1) ... [2022-11-20 18:24:29,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:29" (1/1) ... [2022-11-20 18:24:29,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:29" (1/1) ... [2022-11-20 18:24:29,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:29" (1/1) ... [2022-11-20 18:24:29,459 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:29" (1/1) ... [2022-11-20 18:24:29,461 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:29" (1/1) ... [2022-11-20 18:24:29,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:24:29,465 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:24:29,465 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:24:29,465 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:24:29,466 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:29" (1/1) ... [2022-11-20 18:24:29,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:24:29,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:24:29,508 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:24:29,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:24:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 18:24:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 18:24:29,560 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 18:24:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 18:24:29,560 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 18:24:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:24:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:24:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 18:24:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 18:24:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 18:24:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 18:24:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:24:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:24:29,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:24:29,563 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:24:29,813 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:24:29,815 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:24:30,259 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:24:30,268 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:24:30,268 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:24:30,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:24:30 BoogieIcfgContainer [2022-11-20 18:24:30,270 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:24:30,271 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:24:30,271 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:24:30,288 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:24:30,289 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:24:30" (1/1) ... [2022-11-20 18:24:30,295 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2022-11-20 18:24:30,313 INFO L158 Benchmark]: Toolchain (without parser) took 1950.63ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 52.4MB in the beginning and 69.3MB in the end (delta: -16.9MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-11-20 18:24:30,314 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 73.4MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:24:30,315 INFO L158 Benchmark]: CACSL2BoogieTranslator took 960.58ms. Allocated memory is still 73.4MB. Free memory was 52.1MB in the beginning and 42.8MB in the end (delta: 9.3MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2022-11-20 18:24:30,315 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.05ms. Allocated memory is still 73.4MB. Free memory was 42.8MB in the beginning and 40.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:24:30,316 INFO L158 Benchmark]: Boogie Preprocessor took 54.87ms. Allocated memory is still 73.4MB. Free memory was 40.1MB in the beginning and 38.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:24:30,316 INFO L158 Benchmark]: RCFGBuilder took 805.98ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 38.0MB in the beginning and 70.5MB in the end (delta: -32.5MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2022-11-20 18:24:30,317 INFO L158 Benchmark]: CodeCheck took 40.72ms. Allocated memory is still 107.0MB. Free memory was 70.5MB in the beginning and 69.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:24:30,320 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 73.4MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 960.58ms. Allocated memory is still 73.4MB. Free memory was 52.1MB in the beginning and 42.8MB in the end (delta: 9.3MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.05ms. Allocated memory is still 73.4MB. Free memory was 42.8MB in the beginning and 40.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.87ms. Allocated memory is still 73.4MB. Free memory was 40.1MB in the beginning and 38.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 805.98ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 38.0MB in the beginning and 70.5MB in the end (delta: -32.5MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * CodeCheck took 40.72ms. Allocated memory is still 107.0MB. Free memory was 70.5MB in the beginning and 69.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:24:30,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbab5aee-80ef-4833-939f-98c980a12518/bin/ukojak-pZX7IvK2PQ/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported