./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/triangular-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/triangular-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9ca4ad6de5ce46f9737c47ccc55c2628eaef135acf1b94c234f6d96d13f1ccb1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:46:34,821 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:46:34,823 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:46:34,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:46:34,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:46:34,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:46:34,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:46:34,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:46:34,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:46:34,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:46:34,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:46:34,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:46:34,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:46:34,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:46:34,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:46:34,877 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:46:34,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:46:34,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:46:34,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:46:34,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:46:34,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:46:34,888 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:46:34,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:46:34,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:46:34,894 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:46:34,895 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:46:34,895 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:46:34,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:46:34,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:46:34,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:46:34,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:46:34,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:46:34,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:46:34,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:46:34,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:46:34,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:46:34,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:46:34,905 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:46:34,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:46:34,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:46:34,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:46:34,908 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 22:46:34,934 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:46:34,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:46:34,935 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 22:46:34,936 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 22:46:34,937 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:46:34,937 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:46:34,938 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:46:34,938 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 22:46:34,938 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 22:46:34,939 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 22:46:34,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:46:34,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 22:46:34,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:46:34,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 22:46:34,940 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 22:46:34,941 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 22:46:34,941 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:46:34,941 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 22:46:34,942 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:46:34,942 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:46:34,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:46:34,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:46:34,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:46:34,944 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:46:34,944 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 22:46:34,944 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 22:46:34,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 22:46:34,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 22:46:34,945 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_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ca4ad6de5ce46f9737c47ccc55c2628eaef135acf1b94c234f6d96d13f1ccb1 [2021-11-13 22:46:35,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:46:35,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:46:35,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:46:35,271 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:46:35,272 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:46:35,275 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/pthread/triangular-2.i [2021-11-13 22:46:35,355 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/data/8739f1f9a/927de764506346949a0e4e70b90a5966/FLAG51ad59478 [2021-11-13 22:46:35,916 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:46:35,917 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/sv-benchmarks/c/pthread/triangular-2.i [2021-11-13 22:46:35,939 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/data/8739f1f9a/927de764506346949a0e4e70b90a5966/FLAG51ad59478 [2021-11-13 22:46:36,160 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/data/8739f1f9a/927de764506346949a0e4e70b90a5966 [2021-11-13 22:46:36,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:46:36,164 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:46:36,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:46:36,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:46:36,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:46:36,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:46:36" (1/1) ... [2021-11-13 22:46:36,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24ad7f51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:36, skipping insertion in model container [2021-11-13 22:46:36,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:46:36" (1/1) ... [2021-11-13 22:46:36,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:46:36,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:46:36,667 WARN L228 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_1c77acf2-11fa-4135-b40d-2056ed0832e2/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2021-11-13 22:46:36,671 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:46:36,681 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 22:46:36,750 WARN L228 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_1c77acf2-11fa-4135-b40d-2056ed0832e2/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2021-11-13 22:46:36,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:46:36,793 INFO L208 MainTranslator]: Completed translation [2021-11-13 22:46:36,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:36 WrapperNode [2021-11-13 22:46:36,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 22:46:36,795 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 22:46:36,795 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 22:46:36,795 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 22:46:36,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:36" (1/1) ... [2021-11-13 22:46:36,821 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:36" (1/1) ... [2021-11-13 22:46:36,842 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 22:46:36,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 22:46:36,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 22:46:36,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 22:46:36,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:36" (1/1) ... [2021-11-13 22:46:36,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:36" (1/1) ... [2021-11-13 22:46:36,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:36" (1/1) ... [2021-11-13 22:46:36,856 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:36" (1/1) ... [2021-11-13 22:46:36,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:36" (1/1) ... [2021-11-13 22:46:36,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:36" (1/1) ... [2021-11-13 22:46:36,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:36" (1/1) ... [2021-11-13 22:46:36,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 22:46:36,872 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 22:46:36,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 22:46:36,872 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 22:46:36,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:36" (1/1) ... [2021-11-13 22:46:36,889 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:46:36,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/z3 [2021-11-13 22:46:36,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 22:46:36,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 22:46:36,991 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-13 22:46:36,992 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-13 22:46:36,992 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-13 22:46:36,992 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-13 22:46:36,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 22:46:36,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 22:46:36,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 22:46:36,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 22:46:36,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 22:46:36,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 22:46:36,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 22:46:36,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 22:46:36,996 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 22:46:37,334 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 22:46:37,334 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 22:46:37,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:46:37 BoogieIcfgContainer [2021-11-13 22:46:37,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 22:46:37,338 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 22:46:37,338 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 22:46:37,350 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 22:46:37,351 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:46:37" (1/1) ... [2021-11-13 22:46:37,352 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) [2021-11-13 22:46:37,357 INFO L158 Benchmark]: Toolchain (without parser) took 1191.96ms. Allocated memory is still 104.9MB. Free memory was 66.2MB in the beginning and 56.0MB in the end (delta: 10.2MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2021-11-13 22:46:37,359 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:46:37,360 INFO L158 Benchmark]: CACSL2BoogieTranslator took 613.28ms. Allocated memory is still 104.9MB. Free memory was 66.0MB in the beginning and 71.6MB in the end (delta: -5.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 22:46:37,362 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.71ms. Allocated memory is still 104.9MB. Free memory was 71.6MB in the beginning and 69.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 22:46:37,363 INFO L158 Benchmark]: Boogie Preprocessor took 28.21ms. Allocated memory is still 104.9MB. Free memory was 69.8MB in the beginning and 68.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 22:46:37,365 INFO L158 Benchmark]: RCFGBuilder took 465.24ms. Allocated memory is still 104.9MB. Free memory was 68.4MB in the beginning and 57.1MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 22:46:37,366 INFO L158 Benchmark]: CodeCheck took 17.20ms. Allocated memory is still 104.9MB. Free memory was 56.8MB in the beginning and 56.0MB in the end (delta: 812.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 22:46:37,377 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 0.32ms. Allocated memory is still 104.9MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 613.28ms. Allocated memory is still 104.9MB. Free memory was 66.0MB in the beginning and 71.6MB in the end (delta: -5.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.71ms. Allocated memory is still 104.9MB. Free memory was 71.6MB in the beginning and 69.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.21ms. Allocated memory is still 104.9MB. Free memory was 69.8MB in the beginning and 68.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 465.24ms. Allocated memory is still 104.9MB. Free memory was 68.4MB in the beginning and 57.1MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 17.20ms. Allocated memory is still 104.9MB. Free memory was 56.8MB in the beginning and 56.0MB in the end (delta: 812.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 22:46:37,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/triangular-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9ca4ad6de5ce46f9737c47ccc55c2628eaef135acf1b94c234f6d96d13f1ccb1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:46:39,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:46:39,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:46:39,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:46:39,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:46:39,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:46:39,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:46:39,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:46:39,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:46:39,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:46:39,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:46:39,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:46:39,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:46:39,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:46:39,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:46:39,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:46:40,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:46:40,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:46:40,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:46:40,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:46:40,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:46:40,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:46:40,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:46:40,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:46:40,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:46:40,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:46:40,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:46:40,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:46:40,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:46:40,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:46:40,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:46:40,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:46:40,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:46:40,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:46:40,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:46:40,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:46:40,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:46:40,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:46:40,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:46:40,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:46:40,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:46:40,052 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-13 22:46:40,096 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:46:40,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:46:40,098 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 22:46:40,098 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 22:46:40,099 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:46:40,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:46:40,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:46:40,101 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 22:46:40,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 22:46:40,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:46:40,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 22:46:40,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:46:40,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 22:46:40,103 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 22:46:40,103 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 22:46:40,103 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 22:46:40,104 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 22:46:40,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 22:46:40,104 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:46:40,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 22:46:40,105 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:46:40,105 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:46:40,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:46:40,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:46:40,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:46:40,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:46:40,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 22:46:40,106 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 22:46:40,107 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 22:46:40,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 22:46:40,107 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-13 22:46:40,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 22:46:40,108 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_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ca4ad6de5ce46f9737c47ccc55c2628eaef135acf1b94c234f6d96d13f1ccb1 [2021-11-13 22:46:40,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:46:40,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:46:40,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:46:40,522 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:46:40,522 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:46:40,524 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/pthread/triangular-2.i [2021-11-13 22:46:40,591 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/data/50cc409b9/c6f07bc011c94b1d9116e354aa06331d/FLAG460e08a95 [2021-11-13 22:46:41,259 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:46:41,259 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/sv-benchmarks/c/pthread/triangular-2.i [2021-11-13 22:46:41,282 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/data/50cc409b9/c6f07bc011c94b1d9116e354aa06331d/FLAG460e08a95 [2021-11-13 22:46:41,511 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/data/50cc409b9/c6f07bc011c94b1d9116e354aa06331d [2021-11-13 22:46:41,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:46:41,516 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:46:41,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:46:41,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:46:41,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:46:41,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:46:41" (1/1) ... [2021-11-13 22:46:41,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b3e4984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:41, skipping insertion in model container [2021-11-13 22:46:41,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:46:41" (1/1) ... [2021-11-13 22:46:41,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:46:41,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:46:42,038 WARN L228 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_1c77acf2-11fa-4135-b40d-2056ed0832e2/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2021-11-13 22:46:42,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:46:42,070 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 22:46:42,129 WARN L228 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_1c77acf2-11fa-4135-b40d-2056ed0832e2/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2021-11-13 22:46:42,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:46:42,186 INFO L208 MainTranslator]: Completed translation [2021-11-13 22:46:42,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:42 WrapperNode [2021-11-13 22:46:42,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 22:46:42,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 22:46:42,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 22:46:42,190 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 22:46:42,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:42" (1/1) ... [2021-11-13 22:46:42,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:42" (1/1) ... [2021-11-13 22:46:42,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 22:46:42,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 22:46:42,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 22:46:42,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 22:46:42,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:42" (1/1) ... [2021-11-13 22:46:42,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:42" (1/1) ... [2021-11-13 22:46:42,281 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:42" (1/1) ... [2021-11-13 22:46:42,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:42" (1/1) ... [2021-11-13 22:46:42,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:42" (1/1) ... [2021-11-13 22:46:42,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:42" (1/1) ... [2021-11-13 22:46:42,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:42" (1/1) ... [2021-11-13 22:46:42,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 22:46:42,327 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 22:46:42,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 22:46:42,327 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 22:46:42,328 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:46:42" (1/1) ... [2021-11-13 22:46:42,335 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:46:42,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/z3 [2021-11-13 22:46:42,366 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 22:46:42,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 22:46:42,425 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-13 22:46:42,425 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-13 22:46:42,425 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-13 22:46:42,425 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-13 22:46:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 22:46:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 22:46:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 22:46:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 22:46:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 22:46:42,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 22:46:42,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 22:46:42,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 22:46:42,429 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 22:46:42,875 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 22:46:42,875 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 22:46:42,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:46:42 BoogieIcfgContainer [2021-11-13 22:46:42,878 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 22:46:42,879 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 22:46:42,879 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 22:46:42,890 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 22:46:42,890 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:46:42" (1/1) ... [2021-11-13 22:46:42,891 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) [2021-11-13 22:46:42,896 INFO L158 Benchmark]: Toolchain (without parser) took 1378.64ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 41.9MB in the beginning and 65.4MB in the end (delta: -23.4MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2021-11-13 22:46:42,896 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 62.9MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:46:42,897 INFO L158 Benchmark]: CACSL2BoogieTranslator took 670.45ms. Allocated memory is still 62.9MB. Free memory was 41.7MB in the beginning and 38.8MB in the end (delta: 2.9MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2021-11-13 22:46:42,898 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.16ms. Allocated memory is still 62.9MB. Free memory was 38.6MB in the beginning and 36.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 22:46:42,899 INFO L158 Benchmark]: Boogie Preprocessor took 67.09ms. Allocated memory is still 62.9MB. Free memory was 36.7MB in the beginning and 35.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 22:46:42,900 INFO L158 Benchmark]: RCFGBuilder took 550.88ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 35.0MB in the beginning and 66.5MB in the end (delta: -31.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2021-11-13 22:46:42,901 INFO L158 Benchmark]: CodeCheck took 15.02ms. Allocated memory is still 88.1MB. Free memory was 66.5MB in the beginning and 65.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:46:42,905 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 62.9MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 670.45ms. Allocated memory is still 62.9MB. Free memory was 41.7MB in the beginning and 38.8MB in the end (delta: 2.9MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.16ms. Allocated memory is still 62.9MB. Free memory was 38.6MB in the beginning and 36.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.09ms. Allocated memory is still 62.9MB. Free memory was 36.7MB in the beginning and 35.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 550.88ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 35.0MB in the beginning and 66.5MB in the end (delta: -31.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * CodeCheck took 15.02ms. Allocated memory is still 88.1MB. Free memory was 66.5MB in the beginning and 65.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 22:46:42,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c77acf2-11fa-4135-b40d-2056ed0832e2/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported