./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4 --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 4d771c5dc4ab027f123135a7de4324b9be0c6bae288f44d0eaffc15d1836bd60 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 00:49:24,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:49:24,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:49:24,064 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:49:24,064 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:49:24,065 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:49:24,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:49:24,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:49:24,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:49:24,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:49:24,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:49:24,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:49:24,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:49:24,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:49:24,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:49:24,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:49:24,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:49:24,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:49:24,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:49:24,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:49:24,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:49:24,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:49:24,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:49:24,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:49:24,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:49:24,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:49:24,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:49:24,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:49:24,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:49:24,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:49:24,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:49:24,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:49:24,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:49:24,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:49:24,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:49:24,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:49:24,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:49:24,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:49:24,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:49:24,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:49:24,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:49:24,116 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 00:49:24,146 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:49:24,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:49:24,147 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:49:24,147 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:49:24,157 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:49:24,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:49:24,158 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:49:24,158 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:49:24,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:49:24,158 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:49:24,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:49:24,159 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:49:24,159 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:49:24,159 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:49:24,159 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:49:24,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:49:24,159 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:49:24,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:49:24,160 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:49:24,160 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:49:24,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:49:24,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:49:24,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:49:24,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:49:24,161 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:49:24,161 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:49:24,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:49:24,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:49:24,161 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_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d771c5dc4ab027f123135a7de4324b9be0c6bae288f44d0eaffc15d1836bd60 [2022-12-15 00:49:24,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:49:24,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:49:24,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:49:24,346 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:49:24,346 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:49:24,347 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/queue.i [2022-12-15 00:49:26,888 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:49:27,099 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:49:27,100 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/sv-benchmarks/c/pthread/queue.i [2022-12-15 00:49:27,109 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/data/7ce65d757/f4aae233f1c2469f8ff2e32ec7ea2b3e/FLAG21b9ea236 [2022-12-15 00:49:27,447 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/data/7ce65d757/f4aae233f1c2469f8ff2e32ec7ea2b3e [2022-12-15 00:49:27,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:49:27,451 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:49:27,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:49:27,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:49:27,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:49:27,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:49:27" (1/1) ... [2022-12-15 00:49:27,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@227b69c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:27, skipping insertion in model container [2022-12-15 00:49:27,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:49:27" (1/1) ... [2022-12-15 00:49:27,463 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:49:27,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:49:27,775 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/sv-benchmarks/c/pthread/queue.i[43284,43297] [2022-12-15 00:49:27,780 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/sv-benchmarks/c/pthread/queue.i[43491,43504] [2022-12-15 00:49:27,783 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/sv-benchmarks/c/pthread/queue.i[43772,43785] [2022-12-15 00:49:27,786 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:49:27,796 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:49:27,844 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/sv-benchmarks/c/pthread/queue.i[43284,43297] [2022-12-15 00:49:27,846 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/sv-benchmarks/c/pthread/queue.i[43491,43504] [2022-12-15 00:49:27,849 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/sv-benchmarks/c/pthread/queue.i[43772,43785] [2022-12-15 00:49:27,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:49:27,887 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:49:27,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:27 WrapperNode [2022-12-15 00:49:27,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:49:27,888 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:49:27,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:49:27,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:49:27,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:27" (1/1) ... [2022-12-15 00:49:27,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:27" (1/1) ... [2022-12-15 00:49:27,938 INFO L138 Inliner]: procedures = 274, calls = 68, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 132 [2022-12-15 00:49:27,938 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:49:27,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:49:27,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:49:27,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:49:27,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:27" (1/1) ... [2022-12-15 00:49:27,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:27" (1/1) ... [2022-12-15 00:49:27,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:27" (1/1) ... [2022-12-15 00:49:27,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:27" (1/1) ... [2022-12-15 00:49:27,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:27" (1/1) ... [2022-12-15 00:49:27,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:27" (1/1) ... [2022-12-15 00:49:27,970 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:27" (1/1) ... [2022-12-15 00:49:27,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:27" (1/1) ... [2022-12-15 00:49:27,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:49:27,977 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:49:27,977 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:49:27,978 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:49:27,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:27" (1/1) ... [2022-12-15 00:49:27,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:49:27,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:49:28,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:49:28,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:49:28,041 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-15 00:49:28,041 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-15 00:49:28,041 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-15 00:49:28,041 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-15 00:49:28,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:49:28,041 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-12-15 00:49:28,041 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-12-15 00:49:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:49:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2022-12-15 00:49:28,042 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2022-12-15 00:49:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 00:49:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 00:49:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-15 00:49:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:49:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 00:49:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:49:28,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:49:28,044 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 00:49:28,165 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:49:28,167 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:49:28,417 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:49:28,424 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:49:28,424 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 00:49:28,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:49:28 BoogieIcfgContainer [2022-12-15 00:49:28,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:49:28,427 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:49:28,427 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:49:28,434 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:49:28,434 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:49:28" (1/1) ... [2022-12-15 00:49:28,434 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 00:49:28,437 INFO L158 Benchmark]: Toolchain (without parser) took 986.25ms. Allocated memory was 123.7MB in the beginning and 247.5MB in the end (delta: 123.7MB). Free memory was 81.3MB in the beginning and 203.6MB in the end (delta: -122.3MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2022-12-15 00:49:28,438 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 123.7MB. Free memory is still 92.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:49:28,438 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.75ms. Allocated memory is still 123.7MB. Free memory was 80.9MB in the beginning and 50.6MB in the end (delta: 30.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-15 00:49:28,439 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.46ms. Allocated memory is still 123.7MB. Free memory was 50.6MB in the beginning and 48.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:49:28,439 INFO L158 Benchmark]: Boogie Preprocessor took 37.59ms. Allocated memory is still 123.7MB. Free memory was 48.0MB in the beginning and 45.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:49:28,439 INFO L158 Benchmark]: RCFGBuilder took 448.71ms. Allocated memory was 123.7MB in the beginning and 247.5MB in the end (delta: 123.7MB). Free memory was 45.9MB in the beginning and 204.7MB in the end (delta: -158.8MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2022-12-15 00:49:28,440 INFO L158 Benchmark]: CodeCheck took 9.73ms. Allocated memory is still 247.5MB. Free memory was 204.7MB in the beginning and 203.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:49:28,442 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 0.19ms. Allocated memory is still 123.7MB. Free memory is still 92.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.75ms. Allocated memory is still 123.7MB. Free memory was 80.9MB in the beginning and 50.6MB in the end (delta: 30.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.46ms. Allocated memory is still 123.7MB. Free memory was 50.6MB in the beginning and 48.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.59ms. Allocated memory is still 123.7MB. Free memory was 48.0MB in the beginning and 45.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 448.71ms. Allocated memory was 123.7MB in the beginning and 247.5MB in the end (delta: 123.7MB). Free memory was 45.9MB in the beginning and 204.7MB in the end (delta: -158.8MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * CodeCheck took 9.73ms. Allocated memory is still 247.5MB. Free memory was 204.7MB in the beginning and 203.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:49:28,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4 --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 4d771c5dc4ab027f123135a7de4324b9be0c6bae288f44d0eaffc15d1836bd60 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 00:49:30,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:49:30,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:49:30,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:49:30,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:49:30,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:49:30,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:49:30,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:49:30,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:49:30,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:49:30,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:49:30,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:49:30,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:49:30,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:49:30,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:49:30,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:49:30,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:49:30,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:49:30,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:49:30,315 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:49:30,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:49:30,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:49:30,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:49:30,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:49:30,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:49:30,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:49:30,325 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:49:30,326 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:49:30,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:49:30,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:49:30,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:49:30,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:49:30,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:49:30,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:49:30,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:49:30,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:49:30,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:49:30,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:49:30,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:49:30,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:49:30,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:49:30,334 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-15 00:49:30,358 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:49:30,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:49:30,359 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:49:30,359 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:49:30,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:49:30,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:49:30,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:49:30,360 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:49:30,361 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:49:30,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:49:30,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:49:30,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:49:30,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:49:30,361 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 00:49:30,362 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 00:49:30,362 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 00:49:30,362 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:49:30,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:49:30,362 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:49:30,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:49:30,362 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:49:30,362 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:49:30,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:49:30,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:49:30,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:49:30,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:49:30,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:49:30,363 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 00:49:30,363 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 00:49:30,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:49:30,364 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 00:49:30,364 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 00:49:30,364 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_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d771c5dc4ab027f123135a7de4324b9be0c6bae288f44d0eaffc15d1836bd60 [2022-12-15 00:49:30,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:49:30,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:49:30,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:49:30,597 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:49:30,597 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:49:30,598 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/queue.i [2022-12-15 00:49:33,165 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:49:33,398 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:49:33,398 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/sv-benchmarks/c/pthread/queue.i [2022-12-15 00:49:33,411 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/data/f80e292d9/ca7210b0369e41e48f34f0acc57346f6/FLAGbea62dde1 [2022-12-15 00:49:33,723 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/data/f80e292d9/ca7210b0369e41e48f34f0acc57346f6 [2022-12-15 00:49:33,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:49:33,726 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:49:33,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:49:33,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:49:33,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:49:33,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:49:33" (1/1) ... [2022-12-15 00:49:33,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d948e66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:33, skipping insertion in model container [2022-12-15 00:49:33,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:49:33" (1/1) ... [2022-12-15 00:49:33,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:49:33,773 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:49:34,117 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/sv-benchmarks/c/pthread/queue.i[43284,43297] [2022-12-15 00:49:34,123 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/sv-benchmarks/c/pthread/queue.i[43491,43504] [2022-12-15 00:49:34,126 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/sv-benchmarks/c/pthread/queue.i[43772,43785] [2022-12-15 00:49:34,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:49:34,144 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:49:34,204 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/sv-benchmarks/c/pthread/queue.i[43284,43297] [2022-12-15 00:49:34,206 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/sv-benchmarks/c/pthread/queue.i[43491,43504] [2022-12-15 00:49:34,209 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/sv-benchmarks/c/pthread/queue.i[43772,43785] [2022-12-15 00:49:34,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:49:34,261 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:49:34,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:34 WrapperNode [2022-12-15 00:49:34,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:49:34,262 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:49:34,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:49:34,262 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:49:34,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:34" (1/1) ... [2022-12-15 00:49:34,281 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:34" (1/1) ... [2022-12-15 00:49:34,296 INFO L138 Inliner]: procedures = 278, calls = 68, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 131 [2022-12-15 00:49:34,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:49:34,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:49:34,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:49:34,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:49:34,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:34" (1/1) ... [2022-12-15 00:49:34,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:34" (1/1) ... [2022-12-15 00:49:34,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:34" (1/1) ... [2022-12-15 00:49:34,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:34" (1/1) ... [2022-12-15 00:49:34,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:34" (1/1) ... [2022-12-15 00:49:34,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:34" (1/1) ... [2022-12-15 00:49:34,319 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:34" (1/1) ... [2022-12-15 00:49:34,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:34" (1/1) ... [2022-12-15 00:49:34,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:49:34,324 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:49:34,324 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:49:34,324 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:49:34,325 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:49:34" (1/1) ... [2022-12-15 00:49:34,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:49:34,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:49:34,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:49:34,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:49:34,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 00:49:34,385 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-15 00:49:34,386 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-15 00:49:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-15 00:49:34,386 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-15 00:49:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:49:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-12-15 00:49:34,386 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-12-15 00:49:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:49:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 00:49:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 00:49:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-15 00:49:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2022-12-15 00:49:34,386 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2022-12-15 00:49:34,387 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-15 00:49:34,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:49:34,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:49:34,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:49:34,388 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 00:49:34,511 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:49:34,513 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:49:34,790 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:49:34,796 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:49:34,797 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 00:49:34,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:49:34 BoogieIcfgContainer [2022-12-15 00:49:34,798 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:49:34,799 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:49:34,799 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:49:34,806 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:49:34,806 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:49:34" (1/1) ... [2022-12-15 00:49:34,807 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 00:49:34,809 INFO L158 Benchmark]: Toolchain (without parser) took 1082.83ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 46.2MB in the end (delta: 13.8MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2022-12-15 00:49:34,810 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 54.5MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:49:34,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 534.60ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 49.3MB in the end (delta: 10.6MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2022-12-15 00:49:34,810 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.90ms. Allocated memory is still 83.9MB. Free memory was 49.3MB in the beginning and 46.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:49:34,811 INFO L158 Benchmark]: Boogie Preprocessor took 26.04ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 43.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:49:34,811 INFO L158 Benchmark]: RCFGBuilder took 474.73ms. Allocated memory is still 83.9MB. Free memory was 43.9MB in the beginning and 47.2MB in the end (delta: -3.3MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2022-12-15 00:49:34,812 INFO L158 Benchmark]: CodeCheck took 9.42ms. Allocated memory is still 83.9MB. Free memory was 47.2MB in the beginning and 46.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:49:34,814 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 0.10ms. Allocated memory is still 54.5MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 534.60ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 49.3MB in the end (delta: 10.6MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.90ms. Allocated memory is still 83.9MB. Free memory was 49.3MB in the beginning and 46.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.04ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 43.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 474.73ms. Allocated memory is still 83.9MB. Free memory was 43.9MB in the beginning and 47.2MB in the end (delta: -3.3MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * CodeCheck took 9.42ms. Allocated memory is still 83.9MB. Free memory was 47.2MB in the beginning and 46.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:49:34,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29607bfa-4b73-48c7-80af-0111d506b66c/bin/ukojak-rkRKPMF4O4/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