./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/qw2004-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ --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 3fb83c29fe591f537beeb8acce355ea986d79a29cfcecdcee0a9fb1725d601d1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:00:40,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:00:40,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:00:40,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:00:40,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:00:40,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:00:40,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:00:40,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:00:40,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:00:40,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:00:40,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:00:40,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:00:40,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:00:40,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:00:40,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:00:40,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:00:40,956 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:00:40,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:00:40,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:00:40,971 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:00:40,974 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:00:40,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:00:40,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:00:40,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:00:40,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:00:40,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:00:40,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:00:40,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:00:40,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:00:40,996 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:00:40,997 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:00:40,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:00:41,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:00:41,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:00:41,003 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:00:41,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:00:41,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:00:41,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:00:41,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:00:41,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:00:41,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:00:41,008 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:00:41,056 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:00:41,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:00:41,058 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:00:41,058 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:00:41,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:00:41,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:00:41,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:00:41,060 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:00:41,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:00:41,060 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:00:41,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:00:41,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:00:41,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:00:41,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:00:41,062 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:00:41,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:00:41,063 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:00:41,063 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:00:41,063 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:00:41,063 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:00:41,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:00:41,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:41,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:00:41,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:00:41,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:00:41,065 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:00:41,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:00:41,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:00:41,066 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_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fb83c29fe591f537beeb8acce355ea986d79a29cfcecdcee0a9fb1725d601d1 [2021-11-23 01:00:41,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:00:41,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:00:41,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:00:41,389 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:00:41,389 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:00:41,391 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-lit/qw2004-1.i [2021-11-23 01:00:41,484 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/data/4a4524d8b/aa16a7fd7ebf4f4390f7543ee6826eb3/FLAG8a53fc813 [2021-11-23 01:00:42,124 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:00:42,124 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/sv-benchmarks/c/pthread-lit/qw2004-1.i [2021-11-23 01:00:42,163 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/data/4a4524d8b/aa16a7fd7ebf4f4390f7543ee6826eb3/FLAG8a53fc813 [2021-11-23 01:00:42,413 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/data/4a4524d8b/aa16a7fd7ebf4f4390f7543ee6826eb3 [2021-11-23 01:00:42,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:00:42,417 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:00:42,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:42,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:00:42,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:00:42,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:42" (1/1) ... [2021-11-23 01:00:42,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4267cc8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:42, skipping insertion in model container [2021-11-23 01:00:42,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:42" (1/1) ... [2021-11-23 01:00:42,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:00:42,473 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:00:42,808 WARN L230 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_c0673b46-54ae-4871-9e6e-2e2e34f3a563/sv-benchmarks/c/pthread-lit/qw2004-1.i[30003,30016] [2021-11-23 01:00:42,826 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:42,834 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:00:42,866 WARN L230 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_c0673b46-54ae-4871-9e6e-2e2e34f3a563/sv-benchmarks/c/pthread-lit/qw2004-1.i[30003,30016] [2021-11-23 01:00:42,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:42,908 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:00:42,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:42 WrapperNode [2021-11-23 01:00:42,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:42,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:42,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:00:42,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:00:42,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:42" (1/1) ... [2021-11-23 01:00:42,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:42" (1/1) ... [2021-11-23 01:00:42,953 INFO L137 Inliner]: procedures = 175, calls = 23, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 83 [2021-11-23 01:00:42,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:42,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:00:42,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:00:42,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:00:42,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:42" (1/1) ... [2021-11-23 01:00:42,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:42" (1/1) ... [2021-11-23 01:00:42,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:42" (1/1) ... [2021-11-23 01:00:42,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:42" (1/1) ... [2021-11-23 01:00:42,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:42" (1/1) ... [2021-11-23 01:00:42,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:42" (1/1) ... [2021-11-23 01:00:42,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:42" (1/1) ... [2021-11-23 01:00:42,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:00:42,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:00:42,978 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:00:42,978 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:00:42,979 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:42" (1/1) ... [2021-11-23 01:00:42,986 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:42,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:00:43,008 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:00:43,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:00:43,056 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2021-11-23 01:00:43,056 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2021-11-23 01:00:43,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:00:43,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:00:43,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:00:43,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:00:43,058 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_IoDecrement [2021-11-23 01:00:43,058 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_IoDecrement [2021-11-23 01:00:43,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:00:43,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:00:43,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:00:43,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:00:43,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:00:43,060 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:00:43,161 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:00:43,163 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:00:43,327 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:00:43,352 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:00:43,353 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:00:43,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:00:43 BoogieIcfgContainer [2021-11-23 01:00:43,355 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:00:43,356 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:00:43,356 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:00:43,378 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:00:43,379 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:00:43" (1/1) ... [2021-11-23 01:00:43,380 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:00:43,383 INFO L158 Benchmark]: Toolchain (without parser) took 965.31ms. Allocated memory is still 104.9MB. Free memory was 69.1MB in the beginning and 55.4MB in the end (delta: 13.7MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2021-11-23 01:00:43,384 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 75.5MB. Free memory was 51.2MB in the beginning and 51.1MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:00:43,385 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.86ms. Allocated memory is still 104.9MB. Free memory was 68.8MB in the beginning and 72.7MB in the end (delta: -3.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:00:43,386 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.15ms. Allocated memory is still 104.9MB. Free memory was 72.7MB in the beginning and 70.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:00:43,387 INFO L158 Benchmark]: Boogie Preprocessor took 23.02ms. Allocated memory is still 104.9MB. Free memory was 70.9MB in the beginning and 69.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:00:43,387 INFO L158 Benchmark]: RCFGBuilder took 377.43ms. Allocated memory is still 104.9MB. Free memory was 69.4MB in the beginning and 56.3MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 01:00:43,388 INFO L158 Benchmark]: CodeCheck took 25.52ms. Allocated memory is still 104.9MB. Free memory was 56.3MB in the beginning and 55.4MB in the end (delta: 941.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:00:43,393 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 0.24ms. Allocated memory is still 75.5MB. Free memory was 51.2MB in the beginning and 51.1MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.86ms. Allocated memory is still 104.9MB. Free memory was 68.8MB in the beginning and 72.7MB in the end (delta: -3.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.15ms. Allocated memory is still 104.9MB. Free memory was 72.7MB in the beginning and 70.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.02ms. Allocated memory is still 104.9MB. Free memory was 70.9MB in the beginning and 69.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 377.43ms. Allocated memory is still 104.9MB. Free memory was 69.4MB in the beginning and 56.3MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 25.52ms. Allocated memory is still 104.9MB. Free memory was 56.3MB in the beginning and 55.4MB in the end (delta: 941.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:00:43,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ --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 3fb83c29fe591f537beeb8acce355ea986d79a29cfcecdcee0a9fb1725d601d1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:00:45,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:00:45,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:00:45,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:00:45,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:00:45,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:00:45,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:00:45,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:00:45,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:00:45,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:00:45,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:00:45,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:00:45,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:00:45,988 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:00:45,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:00:45,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:00:45,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:00:45,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:00:46,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:00:46,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:00:46,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:00:46,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:00:46,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:00:46,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:00:46,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:00:46,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:00:46,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:00:46,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:00:46,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:00:46,031 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:00:46,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:00:46,032 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:00:46,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:00:46,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:00:46,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:00:46,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:00:46,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:00:46,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:00:46,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:00:46,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:00:46,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:00:46,042 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:00:46,090 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:00:46,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:00:46,091 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:00:46,092 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:00:46,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:00:46,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:00:46,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:00:46,094 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:00:46,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:00:46,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:00:46,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:00:46,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:00:46,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:00:46,096 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:00:46,096 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:00:46,097 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:00:46,097 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:00:46,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:00:46,097 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:00:46,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:00:46,098 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:00:46,098 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:00:46,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:00:46,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:46,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:00:46,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:00:46,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:00:46,100 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:00:46,100 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:00:46,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:00:46,101 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:00:46,101 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:00:46,101 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_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fb83c29fe591f537beeb8acce355ea986d79a29cfcecdcee0a9fb1725d601d1 [2021-11-23 01:00:46,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:00:46,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:00:46,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:00:46,564 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:00:46,565 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:00:46,567 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-lit/qw2004-1.i [2021-11-23 01:00:46,648 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/data/97c3c11e7/a6ae5b9b9a5c415eb6e0ff6d5f3cbb93/FLAGd8accc424 [2021-11-23 01:00:47,344 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:00:47,345 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/sv-benchmarks/c/pthread-lit/qw2004-1.i [2021-11-23 01:00:47,361 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/data/97c3c11e7/a6ae5b9b9a5c415eb6e0ff6d5f3cbb93/FLAGd8accc424 [2021-11-23 01:00:47,603 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/data/97c3c11e7/a6ae5b9b9a5c415eb6e0ff6d5f3cbb93 [2021-11-23 01:00:47,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:00:47,606 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:00:47,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:47,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:00:47,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:00:47,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:47" (1/1) ... [2021-11-23 01:00:47,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7757a25d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:47, skipping insertion in model container [2021-11-23 01:00:47,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:47" (1/1) ... [2021-11-23 01:00:47,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:00:47,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:00:47,995 WARN L230 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_c0673b46-54ae-4871-9e6e-2e2e34f3a563/sv-benchmarks/c/pthread-lit/qw2004-1.i[30003,30016] [2021-11-23 01:00:48,014 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:48,027 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:00:48,062 WARN L230 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_c0673b46-54ae-4871-9e6e-2e2e34f3a563/sv-benchmarks/c/pthread-lit/qw2004-1.i[30003,30016] [2021-11-23 01:00:48,069 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:48,112 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:00:48,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48 WrapperNode [2021-11-23 01:00:48,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:48,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:48,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:00:48,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:00:48,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:48,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:48,162 INFO L137 Inliner]: procedures = 178, calls = 23, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 82 [2021-11-23 01:00:48,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:48,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:00:48,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:00:48,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:00:48,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:48,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:48,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:48,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:48,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:48,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:48,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:48,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:00:48,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:00:48,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:00:48,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:00:48,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:48,203 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:48,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:00:48,231 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:00:48,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:00:48,273 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2021-11-23 01:00:48,274 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2021-11-23 01:00:48,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:00:48,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:00:48,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:00:48,275 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_IoDecrement [2021-11-23 01:00:48,275 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_IoDecrement [2021-11-23 01:00:48,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:00:48,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:00:48,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:00:48,276 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:00:48,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:00:48,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:00:48,278 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:00:48,411 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:00:48,413 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:00:48,634 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:00:48,666 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:00:48,667 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:00:48,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:00:48 BoogieIcfgContainer [2021-11-23 01:00:48,669 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:00:48,670 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:00:48,670 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:00:48,680 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:00:48,681 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:48,682 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:00:48,686 INFO L158 Benchmark]: Toolchain (without parser) took 1078.30ms. Allocated memory is still 69.2MB. Free memory was 46.9MB in the beginning and 43.2MB in the end (delta: 3.7MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2021-11-23 01:00:48,686 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 69.2MB. Free memory was 48.9MB in the beginning and 48.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:00:48,687 INFO L158 Benchmark]: CACSL2BoogieTranslator took 505.83ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 41.9MB in the end (delta: 4.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:00:48,688 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.13ms. Allocated memory is still 69.2MB. Free memory was 41.9MB in the beginning and 39.6MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:00:48,689 INFO L158 Benchmark]: Boogie Preprocessor took 30.70ms. Allocated memory is still 69.2MB. Free memory was 39.6MB in the beginning and 38.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:00:48,690 INFO L158 Benchmark]: RCFGBuilder took 474.97ms. Allocated memory is still 69.2MB. Free memory was 38.1MB in the beginning and 44.3MB in the end (delta: -6.2MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2021-11-23 01:00:48,690 INFO L158 Benchmark]: CodeCheck took 13.76ms. Allocated memory is still 69.2MB. Free memory was 44.0MB in the beginning and 43.2MB in the end (delta: 772.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:00:48,694 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 69.2MB. Free memory was 48.9MB in the beginning and 48.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 505.83ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 41.9MB in the end (delta: 4.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.13ms. Allocated memory is still 69.2MB. Free memory was 41.9MB in the beginning and 39.6MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.70ms. Allocated memory is still 69.2MB. Free memory was 39.6MB in the beginning and 38.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 474.97ms. Allocated memory is still 69.2MB. Free memory was 38.1MB in the beginning and 44.3MB in the end (delta: -6.2MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * CodeCheck took 13.76ms. Allocated memory is still 69.2MB. Free memory was 44.0MB in the beginning and 43.2MB in the end (delta: 772.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:00:48,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0673b46-54ae-4871-9e6e-2e2e34f3a563/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported