./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/queue_ok_longest.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d --- 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-b5237d8 [2022-11-21 22:02:14,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:02:14,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:02:14,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:02:14,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:02:14,715 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:02:14,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:02:14,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:02:14,723 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:02:14,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:02:14,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:02:14,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:02:14,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:02:14,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:02:14,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:02:14,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:02:14,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:02:14,745 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:02:14,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:02:14,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:02:14,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:02:14,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:02:14,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:02:14,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:02:14,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:02:14,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:02:14,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:02:14,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:02:14,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:02:14,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:02:14,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:02:14,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:02:14,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:02:14,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:02:14,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:02:14,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:02:14,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:02:14,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:02:14,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:02:14,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:02:14,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:02:14,787 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:02:14,832 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:02:14,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:02:14,833 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:02:14,834 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:02:14,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:02:14,835 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:02:14,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:02:14,835 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:02:14,835 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:02:14,836 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:02:14,837 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:02:14,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:02:14,837 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:02:14,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:02:14,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:02:14,838 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:02:14,838 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:02:14,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:02:14,839 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:02:14,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:02:14,840 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:02:14,840 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:02:14,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:02:14,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:02:14,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:02:14,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:02:14,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:02:14,842 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:02:14,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:02:14,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:02:14,843 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_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d [2022-11-21 22:02:15,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:02:15,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:02:15,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:02:15,226 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:02:15,227 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:02:15,228 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread/queue_ok_longest.i [2022-11-21 22:02:18,451 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:02:18,784 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:02:18,784 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/sv-benchmarks/c/pthread/queue_ok_longest.i [2022-11-21 22:02:18,801 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/data/8295eeb7a/09b4aa97d3ac41889c845b8f96df9eb5/FLAGe40bd4677 [2022-11-21 22:02:18,816 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/data/8295eeb7a/09b4aa97d3ac41889c845b8f96df9eb5 [2022-11-21 22:02:18,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:02:18,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:02:18,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:02:18,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:02:18,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:02:18,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:02:18" (1/1) ... [2022-11-21 22:02:18,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@243dedeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:18, skipping insertion in model container [2022-11-21 22:02:18,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:02:18" (1/1) ... [2022-11-21 22:02:18,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:02:18,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:02:19,474 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_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2022-11-21 22:02:19,477 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_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2022-11-21 22:02:19,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:02:19,494 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:02:19,543 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_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2022-11-21 22:02:19,546 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_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2022-11-21 22:02:19,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:02:19,617 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:02:19,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:19 WrapperNode [2022-11-21 22:02:19,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:02:19,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:02:19,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:02:19,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:02:19,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:19" (1/1) ... [2022-11-21 22:02:19,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:19" (1/1) ... [2022-11-21 22:02:19,715 INFO L138 Inliner]: procedures = 274, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 188 [2022-11-21 22:02:19,716 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:02:19,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:02:19,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:02:19,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:02:19,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:19" (1/1) ... [2022-11-21 22:02:19,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:19" (1/1) ... [2022-11-21 22:02:19,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:19" (1/1) ... [2022-11-21 22:02:19,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:19" (1/1) ... [2022-11-21 22:02:19,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:19" (1/1) ... [2022-11-21 22:02:19,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:19" (1/1) ... [2022-11-21 22:02:19,757 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:19" (1/1) ... [2022-11-21 22:02:19,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:19" (1/1) ... [2022-11-21 22:02:19,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:02:19,763 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:02:19,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:02:19,763 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:02:19,764 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:19" (1/1) ... [2022-11-21 22:02:19,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:02:19,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:02:19,799 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:02:19,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:02:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-21 22:02:19,865 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-21 22:02:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-21 22:02:19,865 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-21 22:02:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:02:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-11-21 22:02:19,867 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-11-21 22:02:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:02:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:02:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:02:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-21 22:02:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:02:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:02:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:02:19,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:02:19,873 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:02:20,022 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:02:20,024 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:02:20,491 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:02:20,513 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:02:20,513 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:02:20,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:02:20 BoogieIcfgContainer [2022-11-21 22:02:20,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:02:20,517 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:02:20,517 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:02:20,532 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:02:20,532 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:02:20" (1/1) ... [2022-11-21 22:02:20,533 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:02:20,538 INFO L158 Benchmark]: Toolchain (without parser) took 1716.64ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 73.3MB in the beginning and 91.3MB in the end (delta: -18.0MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2022-11-21 22:02:20,539 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 138.4MB. Free memory was 107.6MB in the beginning and 107.5MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:02:20,541 INFO L158 Benchmark]: CACSL2BoogieTranslator took 787.95ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 73.1MB in the beginning and 118.6MB in the end (delta: -45.5MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2022-11-21 22:02:20,542 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.15ms. Allocated memory is still 174.1MB. Free memory was 118.6MB in the beginning and 115.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:02:20,543 INFO L158 Benchmark]: Boogie Preprocessor took 44.91ms. Allocated memory is still 174.1MB. Free memory was 115.7MB in the beginning and 113.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:02:20,544 INFO L158 Benchmark]: RCFGBuilder took 753.26ms. Allocated memory is still 174.1MB. Free memory was 113.6MB in the beginning and 92.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 22:02:20,545 INFO L158 Benchmark]: CodeCheck took 19.42ms. Allocated memory is still 174.1MB. Free memory was 92.6MB in the beginning and 91.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:02:20,554 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 0.28ms. Allocated memory is still 138.4MB. Free memory was 107.6MB in the beginning and 107.5MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 787.95ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 73.1MB in the beginning and 118.6MB in the end (delta: -45.5MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.15ms. Allocated memory is still 174.1MB. Free memory was 118.6MB in the beginning and 115.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.91ms. Allocated memory is still 174.1MB. Free memory was 115.7MB in the beginning and 113.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 753.26ms. Allocated memory is still 174.1MB. Free memory was 113.6MB in the beginning and 92.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 19.42ms. Allocated memory is still 174.1MB. Free memory was 92.6MB in the beginning and 91.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:02:20,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d --- 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-b5237d8 [2022-11-21 22:02:23,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:02:23,130 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:02:23,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:02:23,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:02:23,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:02:23,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:02:23,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:02:23,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:02:23,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:02:23,161 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:02:23,162 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:02:23,163 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:02:23,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:02:23,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:02:23,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:02:23,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:02:23,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:02:23,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:02:23,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:02:23,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:02:23,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:02:23,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:02:23,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:02:23,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:02:23,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:02:23,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:02:23,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:02:23,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:02:23,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:02:23,185 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:02:23,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:02:23,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:02:23,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:02:23,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:02:23,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:02:23,196 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:02:23,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:02:23,197 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:02:23,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:02:23,199 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:02:23,200 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 22:02:23,226 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:02:23,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:02:23,227 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:02:23,227 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:02:23,228 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:02:23,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:02:23,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:02:23,229 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:02:23,229 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:02:23,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:02:23,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:02:23,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:02:23,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:02:23,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:02:23,231 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:02:23,231 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:02:23,231 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:02:23,232 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:02:23,232 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:02:23,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:02:23,232 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:02:23,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:02:23,233 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:02:23,233 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:02:23,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:02:23,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:02:23,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:02:23,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:02:23,234 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:02:23,235 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:02:23,235 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:02:23,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:02:23,235 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:02:23,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:02:23,236 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_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d [2022-11-21 22:02:23,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:02:23,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:02:23,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:02:23,719 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:02:23,719 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:02:23,721 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread/queue_ok_longest.i [2022-11-21 22:02:27,006 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:02:27,292 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:02:27,293 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/sv-benchmarks/c/pthread/queue_ok_longest.i [2022-11-21 22:02:27,310 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/data/9b55afa10/ad22ef7eee8048bb89310273cf78ee37/FLAG38af45515 [2022-11-21 22:02:27,329 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/data/9b55afa10/ad22ef7eee8048bb89310273cf78ee37 [2022-11-21 22:02:27,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:02:27,333 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:02:27,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:02:27,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:02:27,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:02:27,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:02:27" (1/1) ... [2022-11-21 22:02:27,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d5d68f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:27, skipping insertion in model container [2022-11-21 22:02:27,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:02:27" (1/1) ... [2022-11-21 22:02:27,349 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:02:27,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:02:27,877 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_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2022-11-21 22:02:27,880 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_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2022-11-21 22:02:27,885 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:02:27,899 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:02:28,005 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_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2022-11-21 22:02:28,008 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_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2022-11-21 22:02:28,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:02:28,086 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:02:28,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:28 WrapperNode [2022-11-21 22:02:28,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:02:28,087 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:02:28,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:02:28,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:02:28,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:28" (1/1) ... [2022-11-21 22:02:28,124 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:28" (1/1) ... [2022-11-21 22:02:28,153 INFO L138 Inliner]: procedures = 278, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 184 [2022-11-21 22:02:28,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:02:28,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:02:28,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:02:28,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:02:28,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:28" (1/1) ... [2022-11-21 22:02:28,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:28" (1/1) ... [2022-11-21 22:02:28,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:28" (1/1) ... [2022-11-21 22:02:28,170 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:28" (1/1) ... [2022-11-21 22:02:28,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:28" (1/1) ... [2022-11-21 22:02:28,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:28" (1/1) ... [2022-11-21 22:02:28,192 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:28" (1/1) ... [2022-11-21 22:02:28,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:28" (1/1) ... [2022-11-21 22:02:28,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:02:28,199 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:02:28,199 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:02:28,199 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:02:28,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:28" (1/1) ... [2022-11-21 22:02:28,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:02:28,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:02:28,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:02:28,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:02:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 22:02:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-21 22:02:28,291 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-21 22:02:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-21 22:02:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-21 22:02:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:02:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-11-21 22:02:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-11-21 22:02:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:02:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 22:02:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:02:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-21 22:02:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-21 22:02:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:02:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:02:28,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:02:28,296 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:02:28,565 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:02:28,573 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:02:29,056 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:02:29,066 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:02:29,066 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:02:29,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:02:29 BoogieIcfgContainer [2022-11-21 22:02:29,069 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:02:29,070 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:02:29,070 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:02:29,080 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:02:29,081 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:02:29" (1/1) ... [2022-11-21 22:02:29,082 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:02:29,086 INFO L158 Benchmark]: Toolchain (without parser) took 1751.88ms. Allocated memory was 69.2MB in the beginning and 102.8MB in the end (delta: 33.6MB). Free memory was 46.2MB in the beginning and 71.8MB in the end (delta: -25.5MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2022-11-21 22:02:29,086 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 69.2MB. Free memory was 47.8MB in the beginning and 47.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:02:29,087 INFO L158 Benchmark]: CACSL2BoogieTranslator took 752.02ms. Allocated memory was 69.2MB in the beginning and 102.8MB in the end (delta: 33.6MB). Free memory was 46.0MB in the beginning and 69.2MB in the end (delta: -23.2MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2022-11-21 22:02:29,088 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.01ms. Allocated memory is still 102.8MB. Free memory was 69.2MB in the beginning and 66.0MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:02:29,088 INFO L158 Benchmark]: Boogie Preprocessor took 44.40ms. Allocated memory is still 102.8MB. Free memory was 66.0MB in the beginning and 62.7MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:02:29,089 INFO L158 Benchmark]: RCFGBuilder took 869.76ms. Allocated memory is still 102.8MB. Free memory was 62.7MB in the beginning and 73.0MB in the end (delta: -10.3MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2022-11-21 22:02:29,089 INFO L158 Benchmark]: CodeCheck took 14.51ms. Allocated memory is still 102.8MB. Free memory was 73.0MB in the beginning and 71.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:02:29,092 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 0.31ms. Allocated memory is still 69.2MB. Free memory was 47.8MB in the beginning and 47.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 752.02ms. Allocated memory was 69.2MB in the beginning and 102.8MB in the end (delta: 33.6MB). Free memory was 46.0MB in the beginning and 69.2MB in the end (delta: -23.2MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.01ms. Allocated memory is still 102.8MB. Free memory was 69.2MB in the beginning and 66.0MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.40ms. Allocated memory is still 102.8MB. Free memory was 66.0MB in the beginning and 62.7MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 869.76ms. Allocated memory is still 102.8MB. Free memory was 62.7MB in the beginning and 73.0MB in the end (delta: -10.3MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * CodeCheck took 14.51ms. Allocated memory is still 102.8MB. Free memory was 73.0MB in the beginning and 71.8MB 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. [2022-11-21 22:02:29,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d12e9ea2-8ff2-4637-b349-a0cf3912b68a/bin/ukojak-jW3SillKbg/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