./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/twostage_3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/twostage_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:04,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:04,894 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:07:04,899 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:04,900 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:04,925 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:04,927 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:04,927 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:04,928 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:04,929 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:04,930 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:04,930 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:04,931 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:04,932 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:07:04,932 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:07:04,933 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:07:04,934 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:04,934 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:04,935 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:04,935 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:04,936 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:04,937 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:04,938 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:04,938 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:04,939 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:04,939 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:04,940 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:04,941 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:04,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:04,942 INFO L153 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_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 [2023-11-19 04:07:05,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:05,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:05,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:05,256 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:05,257 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:05,258 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/twostage_3.i [2023-11-19 04:07:08,431 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:08,778 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:08,778 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/sv-benchmarks/c/pthread/twostage_3.i [2023-11-19 04:07:08,802 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/data/284b5a308/fc4af3c2b4634714b9d4e74d57f92ee3/FLAG2e80ff11b [2023-11-19 04:07:08,830 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/data/284b5a308/fc4af3c2b4634714b9d4e74d57f92ee3 [2023-11-19 04:07:08,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:08,839 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:08,842 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:08,842 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:08,848 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:08,848 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:08" (1/1) ... [2023-11-19 04:07:08,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@665797f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:08, skipping insertion in model container [2023-11-19 04:07:08,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:08" (1/1) ... [2023-11-19 04:07:08,920 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:09,580 WARN L1588 CHandler]: Possible shadowing of function lock [2023-11-19 04:07:09,585 WARN L1588 CHandler]: Possible shadowing of function lock [2023-11-19 04:07:09,587 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:09,601 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:09,671 WARN L1588 CHandler]: Possible shadowing of function lock [2023-11-19 04:07:09,672 WARN L1588 CHandler]: Possible shadowing of function lock [2023-11-19 04:07:09,673 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:09,809 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:09,815 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:09,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:09 WrapperNode [2023-11-19 04:07:09,816 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:09,817 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:09,817 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:09,817 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:09,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:09" (1/1) ... [2023-11-19 04:07:09,851 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:09" (1/1) ... [2023-11-19 04:07:09,890 INFO L138 Inliner]: procedures = 374, calls = 63, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 218 [2023-11-19 04:07:09,890 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:09,891 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:09,891 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:09,892 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:09,899 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:09" (1/1) ... [2023-11-19 04:07:09,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:09" (1/1) ... [2023-11-19 04:07:09,906 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:09" (1/1) ... [2023-11-19 04:07:09,906 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:09" (1/1) ... [2023-11-19 04:07:09,918 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:09" (1/1) ... [2023-11-19 04:07:09,922 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:09" (1/1) ... [2023-11-19 04:07:09,926 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:09" (1/1) ... [2023-11-19 04:07:09,928 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:09" (1/1) ... [2023-11-19 04:07:09,934 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:09,945 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:09,945 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:09,945 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:09,946 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:09" (1/1) ... [2023-11-19 04:07:09,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:09,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:09,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:10,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure funcA [2023-11-19 04:07:10,043 INFO L138 BoogieDeclarations]: Found implementation of procedure funcA [2023-11-19 04:07:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure funcB [2023-11-19 04:07:10,043 INFO L138 BoogieDeclarations]: Found implementation of procedure funcB [2023-11-19 04:07:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2023-11-19 04:07:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:07:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:07:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:07:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 04:07:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:07:10,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:10,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:10,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:10,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:10,049 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:07:10,277 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:10,279 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:10,820 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:10,834 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:10,834 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 04:07:10,843 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:10 BoogieIcfgContainer [2023-11-19 04:07:10,844 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:10,845 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:10,846 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:10,856 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:10,856 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:10" (1/1) ... [2023-11-19 04:07:10,857 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-19 04:07:10,861 INFO L158 Benchmark]: Toolchain (without parser) took 2021.48ms. Allocated memory was 134.2MB in the beginning and 197.1MB in the end (delta: 62.9MB). Free memory was 92.6MB in the beginning and 124.7MB in the end (delta: -32.1MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2023-11-19 04:07:10,861 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 134.2MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:10,862 INFO L158 Benchmark]: CACSL2BoogieTranslator took 974.37ms. Allocated memory was 134.2MB in the beginning and 197.1MB in the end (delta: 62.9MB). Free memory was 92.6MB in the beginning and 158.2MB in the end (delta: -65.7MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2023-11-19 04:07:10,863 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.07ms. Allocated memory is still 197.1MB. Free memory was 158.2MB in the beginning and 155.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:10,864 INFO L158 Benchmark]: Boogie Preprocessor took 52.45ms. Allocated memory is still 197.1MB. Free memory was 155.1MB in the beginning and 153.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:10,865 INFO L158 Benchmark]: RCFGBuilder took 899.99ms. Allocated memory is still 197.1MB. Free memory was 153.0MB in the beginning and 125.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 04:07:10,866 INFO L158 Benchmark]: CodeCheck took 13.90ms. Allocated memory is still 197.1MB. Free memory was 125.7MB in the beginning and 124.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:10,870 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 134.2MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 974.37ms. Allocated memory was 134.2MB in the beginning and 197.1MB in the end (delta: 62.9MB). Free memory was 92.6MB in the beginning and 158.2MB in the end (delta: -65.7MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.07ms. Allocated memory is still 197.1MB. Free memory was 158.2MB in the beginning and 155.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.45ms. Allocated memory is still 197.1MB. Free memory was 155.1MB in the beginning and 153.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 899.99ms. Allocated memory is still 197.1MB. Free memory was 153.0MB in the beginning and 125.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 13.90ms. Allocated memory is still 197.1MB. Free memory was 125.7MB in the beginning and 124.7MB 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. [2023-11-19 04:07:10,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/twostage_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:13,515 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:13,599 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 04:07:13,632 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:13,633 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:13,634 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:13,635 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:13,635 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:13,636 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:13,637 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:13,638 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:13,638 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:07:13,639 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:07:13,640 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:07:13,640 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:13,641 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:07:13,642 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:07:13,642 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:07:13,643 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:13,643 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:13,644 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:13,645 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:13,645 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:13,646 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:13,647 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:13,647 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:13,648 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:13,649 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:13,649 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:13,650 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:13,651 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:07:13,651 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:13,652 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:07:13,653 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:13,653 INFO L153 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_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 [2023-11-19 04:07:14,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:14,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:14,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:14,039 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:14,040 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:14,041 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/twostage_3.i [2023-11-19 04:07:17,152 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:17,576 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:17,577 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/sv-benchmarks/c/pthread/twostage_3.i [2023-11-19 04:07:17,608 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/data/8e3fdb352/0318f29967714f588e3118368e788350/FLAG6eca17ae2 [2023-11-19 04:07:17,621 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/data/8e3fdb352/0318f29967714f588e3118368e788350 [2023-11-19 04:07:17,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:17,625 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:17,627 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:17,627 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:17,632 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:17,633 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:17" (1/1) ... [2023-11-19 04:07:17,634 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72b88204 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:17, skipping insertion in model container [2023-11-19 04:07:17,634 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:17" (1/1) ... [2023-11-19 04:07:17,704 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:18,632 WARN L1588 CHandler]: Possible shadowing of function lock [2023-11-19 04:07:18,637 WARN L1588 CHandler]: Possible shadowing of function lock [2023-11-19 04:07:18,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:18,670 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 04:07:18,685 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:18,777 WARN L1588 CHandler]: Possible shadowing of function lock [2023-11-19 04:07:18,779 WARN L1588 CHandler]: Possible shadowing of function lock [2023-11-19 04:07:18,780 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:18,787 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:18,867 WARN L1588 CHandler]: Possible shadowing of function lock [2023-11-19 04:07:18,869 WARN L1588 CHandler]: Possible shadowing of function lock [2023-11-19 04:07:18,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:19,002 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:19,010 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:19,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:19 WrapperNode [2023-11-19 04:07:19,011 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:19,012 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:19,013 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:19,013 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:19,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:19" (1/1) ... [2023-11-19 04:07:19,066 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:19" (1/1) ... [2023-11-19 04:07:19,108 INFO L138 Inliner]: procedures = 378, calls = 63, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 209 [2023-11-19 04:07:19,108 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:19,109 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:19,109 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:19,109 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:19,118 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:19" (1/1) ... [2023-11-19 04:07:19,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:19" (1/1) ... [2023-11-19 04:07:19,124 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:19" (1/1) ... [2023-11-19 04:07:19,125 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:19" (1/1) ... [2023-11-19 04:07:19,137 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:19" (1/1) ... [2023-11-19 04:07:19,141 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:19" (1/1) ... [2023-11-19 04:07:19,144 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:19" (1/1) ... [2023-11-19 04:07:19,147 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:19" (1/1) ... [2023-11-19 04:07:19,151 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:19,152 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:19,153 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:19,153 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:19,154 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:19" (1/1) ... [2023-11-19 04:07:19,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:19,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:19,190 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:19,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:07:19,240 INFO L130 BoogieDeclarations]: Found specification of procedure funcA [2023-11-19 04:07:19,240 INFO L138 BoogieDeclarations]: Found implementation of procedure funcA [2023-11-19 04:07:19,240 INFO L130 BoogieDeclarations]: Found specification of procedure funcB [2023-11-19 04:07:19,240 INFO L138 BoogieDeclarations]: Found implementation of procedure funcB [2023-11-19 04:07:19,241 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2023-11-19 04:07:19,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:19,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:07:19,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:19,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:07:19,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:07:19,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 04:07:19,244 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 04:07:19,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:07:19,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:19,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:19,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:19,246 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:07:19,478 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:19,480 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:20,148 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:20,158 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:20,159 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 04:07:20,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:20 BoogieIcfgContainer [2023-11-19 04:07:20,164 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:20,165 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:20,165 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:20,175 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:20,175 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:20" (1/1) ... [2023-11-19 04:07:20,176 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-19 04:07:20,180 INFO L158 Benchmark]: Toolchain (without parser) took 2554.25ms. Allocated memory is still 102.8MB. Free memory was 76.6MB in the beginning and 48.1MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 04:07:20,181 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 71.3MB. Free memory was 47.4MB in the beginning and 47.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:20,181 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1384.69ms. Allocated memory is still 102.8MB. Free memory was 76.6MB in the beginning and 53.0MB in the end (delta: 23.6MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2023-11-19 04:07:20,182 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.91ms. Allocated memory is still 102.8MB. Free memory was 53.0MB in the beginning and 50.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:20,183 INFO L158 Benchmark]: Boogie Preprocessor took 42.93ms. Allocated memory is still 102.8MB. Free memory was 50.0MB in the beginning and 47.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:20,184 INFO L158 Benchmark]: RCFGBuilder took 1011.60ms. Allocated memory is still 102.8MB. Free memory was 47.4MB in the beginning and 49.5MB in the end (delta: -2.1MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-11-19 04:07:20,184 INFO L158 Benchmark]: CodeCheck took 13.64ms. Allocated memory is still 102.8MB. Free memory was 49.5MB in the beginning and 48.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:20,188 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 71.3MB. Free memory was 47.4MB in the beginning and 47.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1384.69ms. Allocated memory is still 102.8MB. Free memory was 76.6MB in the beginning and 53.0MB in the end (delta: 23.6MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.91ms. Allocated memory is still 102.8MB. Free memory was 53.0MB in the beginning and 50.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.93ms. Allocated memory is still 102.8MB. Free memory was 50.0MB in the beginning and 47.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1011.60ms. Allocated memory is still 102.8MB. Free memory was 47.4MB in the beginning and 49.5MB in the end (delta: -2.1MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * CodeCheck took 13.64ms. Allocated memory is still 102.8MB. Free memory was 49.5MB in the beginning and 48.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:07:20,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bacfbed-0eb1-44f1-a57b-9de74de94c7c/bin/ukojak-verify-G8NBE6pJGL/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