./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/fk2012.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/fk2012.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu --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 25a65bfeb78eff83ae0d8a23f733f9dc95190d8c8aa20c7c495d09a2bd7eb6f0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:15,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:15,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:15,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:15,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:15,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:15,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:15,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:15,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:16,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:16,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:16,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:16,011 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:16,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:16,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:16,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:16,027 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:16,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:16,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:16,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:16,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:16,046 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:16,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:16,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:16,059 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:16,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:16,060 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:16,062 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:16,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:16,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:16,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:16,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:16,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:16,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:16,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:16,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:16,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:16,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:16,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:16,076 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:16,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:16,078 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:31:16,126 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:16,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:16,128 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:31:16,128 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:31:16,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:16,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:16,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:16,130 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:16,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:31:16,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:16,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:16,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:31:16,140 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:16,140 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:31:16,141 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:16,141 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:31:16,141 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:16,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:31:16,142 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:16,142 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:16,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:16,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:16,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:16,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:16,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:31:16,144 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:31:16,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:31:16,144 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:31:16,145 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_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25a65bfeb78eff83ae0d8a23f733f9dc95190d8c8aa20c7c495d09a2bd7eb6f0 [2021-11-23 15:31:16,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:16,453 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:16,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:16,459 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:16,460 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:16,463 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-lit/fk2012.i [2021-11-23 15:31:16,562 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/data/144c57155/5d1d75092818437fabf7a09b99958549/FLAG15c1b73a2 [2021-11-23 15:31:17,245 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:17,246 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/sv-benchmarks/c/pthread-lit/fk2012.i [2021-11-23 15:31:17,272 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/data/144c57155/5d1d75092818437fabf7a09b99958549/FLAG15c1b73a2 [2021-11-23 15:31:17,500 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/data/144c57155/5d1d75092818437fabf7a09b99958549 [2021-11-23 15:31:17,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:17,505 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:17,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:17,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:17,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:17,511 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:17" (1/1) ... [2021-11-23 15:31:17,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27e4cde0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:17, skipping insertion in model container [2021-11-23 15:31:17,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:17" (1/1) ... [2021-11-23 15:31:17,524 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:17,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:17,774 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_eb65eea2-868e-438c-8c3c-66a82d3a2298/sv-benchmarks/c/pthread-lit/fk2012.i[800,813] [2021-11-23 15:31:18,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:18,174 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:18,187 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_eb65eea2-868e-438c-8c3c-66a82d3a2298/sv-benchmarks/c/pthread-lit/fk2012.i[800,813] [2021-11-23 15:31:18,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:18,308 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:18,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:18 WrapperNode [2021-11-23 15:31:18,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:18,311 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:18,311 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:18,311 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:18,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:18" (1/1) ... [2021-11-23 15:31:18,368 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:18" (1/1) ... [2021-11-23 15:31:18,402 INFO L137 Inliner]: procedures = 277, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2021-11-23 15:31:18,404 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:18,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:18,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:18,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:18,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:18" (1/1) ... [2021-11-23 15:31:18,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:18" (1/1) ... [2021-11-23 15:31:18,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:18" (1/1) ... [2021-11-23 15:31:18,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:18" (1/1) ... [2021-11-23 15:31:18,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:18" (1/1) ... [2021-11-23 15:31:18,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:18" (1/1) ... [2021-11-23 15:31:18,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:18" (1/1) ... [2021-11-23 15:31:18,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:18,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:18,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:18,489 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:18,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:18" (1/1) ... [2021-11-23 15:31:18,498 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:18,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:31:18,526 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:31:18,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:31:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure release2 [2021-11-23 15:31:18,595 INFO L138 BoogieDeclarations]: Found implementation of procedure release2 [2021-11-23 15:31:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure release1 [2021-11-23 15:31:18,596 INFO L138 BoogieDeclarations]: Found implementation of procedure release1 [2021-11-23 15:31:18,597 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:31:18,597 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:31:18,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:31:18,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:31:18,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:31:18,598 INFO L130 BoogieDeclarations]: Found specification of procedure acquire1 [2021-11-23 15:31:18,598 INFO L138 BoogieDeclarations]: Found implementation of procedure acquire1 [2021-11-23 15:31:18,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:31:18,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:31:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:31:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure producer [2021-11-23 15:31:18,600 INFO L138 BoogieDeclarations]: Found implementation of procedure producer [2021-11-23 15:31:18,600 INFO L130 BoogieDeclarations]: Found specification of procedure consumer [2021-11-23 15:31:18,600 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer [2021-11-23 15:31:18,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:31:18,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:31:18,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:31:18,603 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 15:31:18,825 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:31:18,827 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:31:19,067 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:31:19,096 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 15:31:19,108 INFO L158 Benchmark]: Toolchain (without parser) took 1601.74ms. Allocated memory is still 92.3MB. Free memory was 62.5MB in the beginning and 50.3MB in the end (delta: 12.1MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2021-11-23 15:31:19,110 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 75.5MB. Free memory was 41.0MB in the beginning and 40.9MB in the end (delta: 75.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:31:19,112 INFO L158 Benchmark]: CACSL2BoogieTranslator took 803.22ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 67.4MB in the end (delta: -5.1MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2021-11-23 15:31:19,114 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.03ms. Allocated memory is still 92.3MB. Free memory was 67.4MB in the beginning and 65.0MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:31:19,115 INFO L158 Benchmark]: Boogie Preprocessor took 71.26ms. Allocated memory is still 92.3MB. Free memory was 65.0MB in the beginning and 63.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:31:19,116 INFO L158 Benchmark]: RCFGBuilder took 627.50ms. Allocated memory is still 92.3MB. Free memory was 63.5MB in the beginning and 50.3MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:31:19,122 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 75.5MB. Free memory was 41.0MB in the beginning and 40.9MB in the end (delta: 75.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 803.22ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 67.4MB in the end (delta: -5.1MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.03ms. Allocated memory is still 92.3MB. Free memory was 67.4MB in the beginning and 65.0MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.26ms. Allocated memory is still 92.3MB. Free memory was 65.0MB in the beginning and 63.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 627.50ms. Allocated memory is still 92.3MB. Free memory was 63.5MB in the beginning and 50.3MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:31:19,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/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_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/fk2012.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu --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 25a65bfeb78eff83ae0d8a23f733f9dc95190d8c8aa20c7c495d09a2bd7eb6f0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:22,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:22,131 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:22,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:22,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:22,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:22,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:22,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:22,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:22,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:22,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:22,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:22,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:22,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:22,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:22,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:22,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:22,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:22,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:22,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:22,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:22,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:22,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:22,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:22,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:22,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:22,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:22,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:22,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:22,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:22,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:22,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:22,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:22,304 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:22,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:22,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:22,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:22,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:22,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:22,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:22,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:22,313 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:31:22,366 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:22,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:22,368 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:31:22,369 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:31:22,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:22,371 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:22,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:22,371 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:22,372 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:22,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:22,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:31:22,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:22,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:31:22,374 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:31:22,375 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:31:22,375 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:31:22,375 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:22,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:31:22,376 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:22,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:31:22,376 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:22,377 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:22,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:22,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:22,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:22,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:22,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:31:22,379 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:31:22,379 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:31:22,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:31:22,380 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:31:22,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:31:22,380 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_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25a65bfeb78eff83ae0d8a23f733f9dc95190d8c8aa20c7c495d09a2bd7eb6f0 [2021-11-23 15:31:22,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:22,901 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:22,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:22,906 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:22,907 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:22,909 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-lit/fk2012.i [2021-11-23 15:31:22,987 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/data/538f4a033/6595a6dca6324f44bd836f306b7cca23/FLAG33105f7f6 [2021-11-23 15:31:23,823 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:23,827 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/sv-benchmarks/c/pthread-lit/fk2012.i [2021-11-23 15:31:23,858 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/data/538f4a033/6595a6dca6324f44bd836f306b7cca23/FLAG33105f7f6 [2021-11-23 15:31:24,011 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/data/538f4a033/6595a6dca6324f44bd836f306b7cca23 [2021-11-23 15:31:24,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:24,016 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:24,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:24,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:24,044 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:24,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:24" (1/1) ... [2021-11-23 15:31:24,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76b83ce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:24, skipping insertion in model container [2021-11-23 15:31:24,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:24" (1/1) ... [2021-11-23 15:31:24,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:24,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:24,467 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_eb65eea2-868e-438c-8c3c-66a82d3a2298/sv-benchmarks/c/pthread-lit/fk2012.i[800,813] [2021-11-23 15:31:24,981 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:24,996 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:25,012 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_eb65eea2-868e-438c-8c3c-66a82d3a2298/sv-benchmarks/c/pthread-lit/fk2012.i[800,813] [2021-11-23 15:31:25,056 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:25,170 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:25,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:25 WrapperNode [2021-11-23 15:31:25,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:25,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:25,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:25,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:25,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:25" (1/1) ... [2021-11-23 15:31:25,209 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:25" (1/1) ... [2021-11-23 15:31:25,253 INFO L137 Inliner]: procedures = 280, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 98 [2021-11-23 15:31:25,256 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:25,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:25,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:25,258 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:25,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:25" (1/1) ... [2021-11-23 15:31:25,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:25" (1/1) ... [2021-11-23 15:31:25,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:25" (1/1) ... [2021-11-23 15:31:25,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:25" (1/1) ... [2021-11-23 15:31:25,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:25" (1/1) ... [2021-11-23 15:31:25,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:25" (1/1) ... [2021-11-23 15:31:25,332 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:25" (1/1) ... [2021-11-23 15:31:25,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:25,345 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:25,345 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:25,345 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:25,346 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:25" (1/1) ... [2021-11-23 15:31:25,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:25,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:31:25,387 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:31:25,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:31:25,445 INFO L130 BoogieDeclarations]: Found specification of procedure release2 [2021-11-23 15:31:25,445 INFO L138 BoogieDeclarations]: Found implementation of procedure release2 [2021-11-23 15:31:25,445 INFO L130 BoogieDeclarations]: Found specification of procedure release1 [2021-11-23 15:31:25,445 INFO L138 BoogieDeclarations]: Found implementation of procedure release1 [2021-11-23 15:31:25,446 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:31:25,446 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:31:25,446 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:31:25,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:31:25,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:31:25,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:31:25,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:31:25,447 INFO L130 BoogieDeclarations]: Found specification of procedure acquire1 [2021-11-23 15:31:25,447 INFO L138 BoogieDeclarations]: Found implementation of procedure acquire1 [2021-11-23 15:31:25,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:31:25,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:31:25,448 INFO L130 BoogieDeclarations]: Found specification of procedure producer [2021-11-23 15:31:25,448 INFO L138 BoogieDeclarations]: Found implementation of procedure producer [2021-11-23 15:31:25,448 INFO L130 BoogieDeclarations]: Found specification of procedure consumer [2021-11-23 15:31:25,448 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer [2021-11-23 15:31:25,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:31:25,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:31:25,451 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 15:31:25,593 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:31:25,595 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:31:25,929 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:31:25,960 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 15:31:25,970 INFO L158 Benchmark]: Toolchain (without parser) took 1951.18ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 28.0MB in the beginning and 48.3MB in the end (delta: -20.3MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2021-11-23 15:31:25,971 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory is still 33.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:31:25,973 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1132.14ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 27.8MB in the beginning and 46.9MB in the end (delta: -19.1MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2021-11-23 15:31:25,974 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.09ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 44.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:31:25,976 INFO L158 Benchmark]: Boogie Preprocessor took 86.72ms. Allocated memory is still 69.2MB. Free memory was 44.3MB in the beginning and 42.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:31:25,977 INFO L158 Benchmark]: RCFGBuilder took 621.05ms. Allocated memory is still 69.2MB. Free memory was 42.5MB in the beginning and 48.3MB in the end (delta: -5.8MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2021-11-23 15:31:25,987 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory is still 33.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1132.14ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 27.8MB in the beginning and 46.9MB in the end (delta: -19.1MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.09ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 44.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.72ms. Allocated memory is still 69.2MB. Free memory was 44.3MB in the beginning and 42.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 621.05ms. Allocated memory is still 69.2MB. Free memory was 42.5MB in the beginning and 48.3MB in the end (delta: -5.8MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:31:26,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb65eea2-868e-438c-8c3c-66a82d3a2298/bin/ukojak-CwSLpZB5Qu/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: Set is immutable