./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.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_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/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_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/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_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/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 844ba080c7d33529db727776ee230d62edb7b62a6350a8061572438c458d73d3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:40,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:40,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:40,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:40,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:40,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:40,364 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:40,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:40,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:40,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:40,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:40,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:40,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:40,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:40,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:40,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:40,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:40,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:40,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:40,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:40,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:40,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:40,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:40,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:40,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:40,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:40,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:40,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:40,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:40,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:40,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:40,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:40,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:40,426 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:40,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:40,428 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:40,429 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:40,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:40,430 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:40,431 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:40,432 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:40,433 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:40,459 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:40,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:40,461 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:40,461 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:40,462 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:40,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:40,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:40,462 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:40,463 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:40,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:40,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:40,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:40,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:40,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:40,464 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:40,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:40,464 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:40,464 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:40,465 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:40,465 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:40,465 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:40,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:40,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:40,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:40,466 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:40,466 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:40,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:40,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:40,467 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_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 844ba080c7d33529db727776ee230d62edb7b62a6350a8061572438c458d73d3 [2021-11-23 15:04:40,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:40,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:40,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:40,778 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:40,779 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:40,781 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i [2021-11-23 15:04:40,900 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/data/b5df24a58/2c53dc65480c4adcafd6870813231e23/FLAGdd38d8c7a [2021-11-23 15:04:41,505 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:41,506 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i [2021-11-23 15:04:41,542 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/data/b5df24a58/2c53dc65480c4adcafd6870813231e23/FLAGdd38d8c7a [2021-11-23 15:04:41,748 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/data/b5df24a58/2c53dc65480c4adcafd6870813231e23 [2021-11-23 15:04:41,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:41,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:41,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:41,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:41,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:41,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e05d128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:41, skipping insertion in model container [2021-11-23 15:04:41,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:41,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:42,303 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_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i[30176,30189] [2021-11-23 15:04:42,342 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:42,366 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:42,424 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_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i[30176,30189] [2021-11-23 15:04:42,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:42,511 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:42,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42 WrapperNode [2021-11-23 15:04:42,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:42,513 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:42,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:42,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:42,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,565 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,609 INFO L137 Inliner]: procedures = 171, calls = 47, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 110 [2021-11-23 15:04:42,609 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:42,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:42,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:42,611 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:42,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:42,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:42,683 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:42,683 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:42,684 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:42,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:42,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:42,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:42,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:04:42,772 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:04:42,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:04:42,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:04:42,773 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 15:04:42,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:42,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:04:42,774 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-23 15:04:42,774 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-23 15:04:42,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:42,775 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexTryLock [2021-11-23 15:04:42,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:42,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:42,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:42,777 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 15:04:42,944 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:42,946 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:43,303 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:43,313 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:04:43,313 INFO L301 CfgBuilder]: Removed 23 assume(true) statements. [2021-11-23 15:04:43,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:43 BoogieIcfgContainer [2021-11-23 15:04:43,316 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:04:43,317 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:04:43,318 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:04:43,334 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:04:43,335 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:43" (1/1) ... [2021-11-23 15:04:43,336 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 15:04:43,343 INFO L158 Benchmark]: Toolchain (without parser) took 1587.83ms. Allocated memory is still 111.1MB. Free memory was 77.5MB in the beginning and 54.6MB in the end (delta: 22.9MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:43,344 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory was 42.9MB in the beginning and 42.9MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:43,347 INFO L158 Benchmark]: CACSL2BoogieTranslator took 757.73ms. Allocated memory is still 111.1MB. Free memory was 77.3MB in the beginning and 74.9MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:43,348 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.31ms. Allocated memory is still 111.1MB. Free memory was 74.9MB in the beginning and 72.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:43,350 INFO L158 Benchmark]: Boogie Preprocessor took 71.16ms. Allocated memory is still 111.1MB. Free memory was 72.4MB in the beginning and 70.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:43,351 INFO L158 Benchmark]: RCFGBuilder took 634.02ms. Allocated memory is still 111.1MB. Free memory was 70.7MB in the beginning and 55.6MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:43,353 INFO L158 Benchmark]: CodeCheck took 21.96ms. Allocated memory is still 111.1MB. Free memory was 55.6MB in the beginning and 54.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:43,367 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory was 42.9MB in the beginning and 42.9MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 757.73ms. Allocated memory is still 111.1MB. Free memory was 77.3MB in the beginning and 74.9MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.31ms. Allocated memory is still 111.1MB. Free memory was 74.9MB in the beginning and 72.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.16ms. Allocated memory is still 111.1MB. Free memory was 72.4MB in the beginning and 70.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 634.02ms. Allocated memory is still 111.1MB. Free memory was 70.7MB in the beginning and 55.6MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 21.96ms. Allocated memory is still 111.1MB. Free memory was 55.6MB in the beginning and 54.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:43,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/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_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/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_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/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_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/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 844ba080c7d33529db727776ee230d62edb7b62a6350a8061572438c458d73d3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:46,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:46,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:46,055 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:46,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:46,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:46,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:46,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:46,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:46,067 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:46,068 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:46,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:46,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:46,072 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:46,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:46,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:46,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:46,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:46,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:46,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:46,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:46,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:46,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:46,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:46,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:46,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:46,128 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:46,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:46,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:46,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:46,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:46,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:46,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:46,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:46,143 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:46,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:46,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:46,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:46,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:46,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:46,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:46,150 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:46,196 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:46,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:46,198 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:46,198 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:46,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:46,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:46,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:46,200 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:46,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:46,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:46,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:46,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:46,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:46,203 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:46,203 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:46,203 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:46,204 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:46,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:46,204 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:46,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:46,205 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:46,205 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:46,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:46,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:46,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:46,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:46,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:46,207 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:46,207 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:46,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:46,208 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:46,208 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:46,208 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_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 844ba080c7d33529db727776ee230d62edb7b62a6350a8061572438c458d73d3 [2021-11-23 15:04:46,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:46,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:46,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:46,724 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:46,725 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:46,729 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i [2021-11-23 15:04:46,815 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/data/0cc7bec0a/787e1b7e6e7d41659d635ee3c62df8c3/FLAG50c4e437b [2021-11-23 15:04:47,506 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:47,506 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i [2021-11-23 15:04:47,525 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/data/0cc7bec0a/787e1b7e6e7d41659d635ee3c62df8c3/FLAG50c4e437b [2021-11-23 15:04:47,732 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/data/0cc7bec0a/787e1b7e6e7d41659d635ee3c62df8c3 [2021-11-23 15:04:47,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:47,736 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:47,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:47,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:47,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:47,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:47" (1/1) ... [2021-11-23 15:04:47,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@645a3989 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:47, skipping insertion in model container [2021-11-23 15:04:47,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:47" (1/1) ... [2021-11-23 15:04:47,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:47,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:48,148 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_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i[30176,30189] [2021-11-23 15:04:48,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:48,199 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:48,262 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_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/sv-benchmarks/c/goblint-regression/28-race_reach_42-trylock2_racefree.i[30176,30189] [2021-11-23 15:04:48,276 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:48,359 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:48,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48 WrapperNode [2021-11-23 15:04:48,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:48,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:48,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:48,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:48,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,430 INFO L137 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 111 [2021-11-23 15:04:48,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:48,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:48,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:48,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:48,441 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,454 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,476 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:48,533 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:48,533 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:48,533 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:48,534 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,541 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:48,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:48,566 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:48,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:04:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:04:48,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:04:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 15:04:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:04:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-23 15:04:48,609 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-23 15:04:48,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:48,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:04:48,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:48,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:04:48,610 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexTryLock [2021-11-23 15:04:48,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:48,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:48,613 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 15:04:48,818 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:48,820 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:49,334 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:49,346 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:04:49,346 INFO L301 CfgBuilder]: Removed 23 assume(true) statements. [2021-11-23 15:04:49,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:49 BoogieIcfgContainer [2021-11-23 15:04:49,349 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:04:49,350 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:04:49,350 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:04:49,361 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:04:49,362 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,363 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 15:04:49,371 INFO L158 Benchmark]: Toolchain (without parser) took 1632.81ms. Allocated memory was 56.6MB in the beginning and 86.0MB in the end (delta: 29.4MB). Free memory was 33.2MB in the beginning and 50.9MB in the end (delta: -17.8MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:49,372 INFO L158 Benchmark]: CDTParser took 1.15ms. Allocated memory is still 56.6MB. Free memory was 37.8MB in the beginning and 37.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:49,374 INFO L158 Benchmark]: CACSL2BoogieTranslator took 623.41ms. Allocated memory is still 56.6MB. Free memory was 32.9MB in the beginning and 27.5MB in the end (delta: 5.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:49,375 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.21ms. Allocated memory is still 56.6MB. Free memory was 27.5MB in the beginning and 25.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:49,376 INFO L158 Benchmark]: Boogie Preprocessor took 100.91ms. Allocated memory was 56.6MB in the beginning and 86.0MB in the end (delta: 29.4MB). Free memory was 25.2MB in the beginning and 67.9MB in the end (delta: -42.7MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:49,377 INFO L158 Benchmark]: RCFGBuilder took 815.98ms. Allocated memory is still 86.0MB. Free memory was 67.9MB in the beginning and 52.0MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:49,378 INFO L158 Benchmark]: CodeCheck took 17.82ms. Allocated memory is still 86.0MB. Free memory was 52.0MB in the beginning and 50.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:49,391 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 1.15ms. Allocated memory is still 56.6MB. Free memory was 37.8MB in the beginning and 37.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 623.41ms. Allocated memory is still 56.6MB. Free memory was 32.9MB in the beginning and 27.5MB in the end (delta: 5.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.21ms. Allocated memory is still 56.6MB. Free memory was 27.5MB in the beginning and 25.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 100.91ms. Allocated memory was 56.6MB in the beginning and 86.0MB in the end (delta: 29.4MB). Free memory was 25.2MB in the beginning and 67.9MB in the end (delta: -42.7MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * RCFGBuilder took 815.98ms. Allocated memory is still 86.0MB. Free memory was 67.9MB in the beginning and 52.0MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 17.82ms. Allocated memory is still 86.0MB. Free memory was 52.0MB in the beginning and 50.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:49,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f1b0c5-28e3-4d9c-8887-b4448a5882f4/bin/ukojak-CwSLpZB5Qu/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