./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:49:29,689 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:49:29,762 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:49:29,767 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:49:29,767 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:49:29,793 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:49:29,794 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:49:29,795 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:49:29,796 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:49:29,796 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:49:29,797 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:49:29,797 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:49:29,798 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:49:29,798 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:49:29,799 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:49:29,799 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:49:29,800 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:49:29,801 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:49:29,801 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:49:29,802 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:49:29,802 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:49:29,803 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:49:29,804 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:49:29,804 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:49:29,805 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:49:29,805 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:49:29,806 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:49:29,807 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:49:29,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:29,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:49:29,808 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:49:29,809 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:49:29,809 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:49:29,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:49:29,810 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:49:29,811 INFO L153 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_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f [2023-11-21 18:49:30,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:49:30,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:49:30,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:49:30,130 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:49:30,131 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:49:30,133 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2023-11-21 18:49:33,419 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:49:33,785 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:49:33,786 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2023-11-21 18:49:33,811 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/data/a4a4a31fa/783bcf420444468cb2e8a6a9cb19b008/FLAG706022d52 [2023-11-21 18:49:33,827 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/data/a4a4a31fa/783bcf420444468cb2e8a6a9cb19b008 [2023-11-21 18:49:33,830 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:49:33,831 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:49:33,833 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:33,833 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:49:33,838 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:49:33,839 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:33" (1/1) ... [2023-11-21 18:49:33,841 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ff50340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:33, skipping insertion in model container [2023-11-21 18:49:33,841 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:33" (1/1) ... [2023-11-21 18:49:33,914 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:49:35,047 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:35,066 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:49:35,187 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:35,369 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:35,370 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:35,378 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:49:35,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:35 WrapperNode [2023-11-21 18:49:35,379 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:35,380 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:35,380 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:49:35,381 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:49:35,389 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:35" (1/1) ... [2023-11-21 18:49:35,421 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:35" (1/1) ... [2023-11-21 18:49:35,467 INFO L138 Inliner]: procedures = 490, calls = 133, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 534 [2023-11-21 18:49:35,468 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:35,469 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:49:35,469 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:49:35,469 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:49:35,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:35" (1/1) ... [2023-11-21 18:49:35,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:35" (1/1) ... [2023-11-21 18:49:35,489 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:35" (1/1) ... [2023-11-21 18:49:35,489 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:35" (1/1) ... [2023-11-21 18:49:35,514 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:35" (1/1) ... [2023-11-21 18:49:35,519 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:35" (1/1) ... [2023-11-21 18:49:35,527 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:35" (1/1) ... [2023-11-21 18:49:35,531 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:35" (1/1) ... [2023-11-21 18:49:35,540 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:49:35,554 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:49:35,554 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:49:35,554 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:49:35,555 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:35" (1/1) ... [2023-11-21 18:49:35,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:35,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:49:35,614 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:49:35,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:49:35,662 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2023-11-21 18:49:35,662 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2023-11-21 18:49:35,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:49:35,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:49:35,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:49:35,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:49:35,664 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:49:35,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:49:35,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:49:35,665 INFO L130 BoogieDeclarations]: Found specification of procedure writeV [2023-11-21 18:49:35,666 INFO L138 BoogieDeclarations]: Found implementation of procedure writeV [2023-11-21 18:49:35,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:49:35,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:49:35,666 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 18:49:35,667 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 18:49:35,667 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2023-11-21 18:49:35,667 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2023-11-21 18:49:35,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:49:35,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:49:35,669 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:49:35,669 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2023-11-21 18:49:35,670 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2023-11-21 18:49:35,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:49:35,670 INFO L130 BoogieDeclarations]: Found specification of procedure Operation [2023-11-21 18:49:35,670 INFO L138 BoogieDeclarations]: Found implementation of procedure Operation [2023-11-21 18:49:35,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:49:35,671 INFO L130 BoogieDeclarations]: Found specification of procedure readV [2023-11-21 18:49:35,671 INFO L138 BoogieDeclarations]: Found implementation of procedure readV [2023-11-21 18:49:35,673 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:49:36,015 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:49:36,018 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:49:36,995 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:49:37,074 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:49:37,074 INFO L308 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-21 18:49:37,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:49:37 BoogieIcfgContainer [2023-11-21 18:49:37,078 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:49:37,080 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:49:37,081 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:49:37,091 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:49:37,092 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:49:37" (1/1) ... [2023-11-21 18:49:37,092 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:49:37,101 INFO L158 Benchmark]: Toolchain (without parser) took 3268.50ms. Allocated memory is still 155.2MB. Free memory was 111.2MB in the beginning and 99.0MB in the end (delta: 12.3MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2023-11-21 18:49:37,102 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory is still 130.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:49:37,102 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1546.41ms. Allocated memory is still 155.2MB. Free memory was 111.2MB in the beginning and 117.1MB in the end (delta: -5.9MB). Peak memory consumption was 69.5MB. Max. memory is 16.1GB. [2023-11-21 18:49:37,103 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.18ms. Allocated memory is still 155.2MB. Free memory was 117.1MB in the beginning and 111.6MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:49:37,104 INFO L158 Benchmark]: Boogie Preprocessor took 84.12ms. Allocated memory is still 155.2MB. Free memory was 111.6MB in the beginning and 106.7MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:49:37,106 INFO L158 Benchmark]: RCFGBuilder took 1524.03ms. Allocated memory is still 155.2MB. Free memory was 106.7MB in the beginning and 100.2MB in the end (delta: 6.5MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. [2023-11-21 18:49:37,107 INFO L158 Benchmark]: CodeCheck took 18.55ms. Allocated memory is still 155.2MB. Free memory was 100.2MB in the beginning and 99.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:49:37,115 INFO L338 ainManager$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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory is still 130.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1546.41ms. Allocated memory is still 155.2MB. Free memory was 111.2MB in the beginning and 117.1MB in the end (delta: -5.9MB). Peak memory consumption was 69.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.18ms. Allocated memory is still 155.2MB. Free memory was 117.1MB in the beginning and 111.6MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.12ms. Allocated memory is still 155.2MB. Free memory was 111.6MB in the beginning and 106.7MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1524.03ms. Allocated memory is still 155.2MB. Free memory was 106.7MB in the beginning and 100.2MB in the end (delta: 6.5MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. * CodeCheck took 18.55ms. Allocated memory is still 155.2MB. Free memory was 100.2MB in the beginning and 99.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:49:37,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:49:39,747 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:49:39,858 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:49:39,920 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:49:39,921 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:49:39,922 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:49:39,923 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:49:39,924 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:49:39,925 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:49:39,930 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:49:39,931 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:49:39,931 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:49:39,932 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:49:39,933 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:49:39,934 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:49:39,934 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:49:39,935 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:49:39,935 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:49:39,936 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:49:39,936 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:49:39,937 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:49:39,937 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:49:39,938 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:49:39,938 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:49:39,938 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:49:39,939 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:49:39,939 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:49:39,940 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:49:39,940 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:49:39,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:49:39,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:39,942 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:49:39,943 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:49:39,943 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:49:39,943 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:49:39,944 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:49:39,944 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:49:39,944 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:49:39,945 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:49:39,946 INFO L153 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_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f [2023-11-21 18:49:40,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:49:40,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:49:40,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:49:40,396 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:49:40,397 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:49:40,398 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2023-11-21 18:49:43,664 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:49:44,172 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:49:44,173 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2023-11-21 18:49:44,208 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/data/453124477/e1165d997b9a458ea2fc4aab1b3fad98/FLAGb2f5a4d45 [2023-11-21 18:49:44,228 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/data/453124477/e1165d997b9a458ea2fc4aab1b3fad98 [2023-11-21 18:49:44,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:49:44,240 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:49:44,242 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:44,242 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:49:44,248 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:49:44,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:44" (1/1) ... [2023-11-21 18:49:44,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67a40f86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:44, skipping insertion in model container [2023-11-21 18:49:44,251 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:44" (1/1) ... [2023-11-21 18:49:44,358 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:49:45,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:45,669 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:49:45,799 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:46,011 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:46,011 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:46,019 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:49:46,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:46 WrapperNode [2023-11-21 18:49:46,020 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:46,022 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:46,022 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:49:46,022 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:49:46,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:46" (1/1) ... [2023-11-21 18:49:46,105 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:46" (1/1) ... [2023-11-21 18:49:46,194 INFO L138 Inliner]: procedures = 494, calls = 133, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 452 [2023-11-21 18:49:46,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:46,195 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:49:46,195 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:49:46,196 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:49:46,205 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:46" (1/1) ... [2023-11-21 18:49:46,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:46" (1/1) ... [2023-11-21 18:49:46,224 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:46" (1/1) ... [2023-11-21 18:49:46,234 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:46" (1/1) ... [2023-11-21 18:49:46,290 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:46" (1/1) ... [2023-11-21 18:49:46,297 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:46" (1/1) ... [2023-11-21 18:49:46,323 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:46" (1/1) ... [2023-11-21 18:49:46,331 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:46" (1/1) ... [2023-11-21 18:49:46,353 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:49:46,354 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:49:46,354 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:49:46,354 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:49:46,355 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:46" (1/1) ... [2023-11-21 18:49:46,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:46,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:49:46,400 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:49:46,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:49:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2023-11-21 18:49:46,452 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2023-11-21 18:49:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:49:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:49:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:49:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 18:49:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:49:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:49:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:49:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:49:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure writeV [2023-11-21 18:49:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure writeV [2023-11-21 18:49:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:49:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:49:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 18:49:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 18:49:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:49:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2023-11-21 18:49:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2023-11-21 18:49:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:49:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:49:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:49:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:49:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2023-11-21 18:49:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2023-11-21 18:49:46,465 INFO L130 BoogieDeclarations]: Found specification of procedure Operation [2023-11-21 18:49:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure Operation [2023-11-21 18:49:46,465 INFO L130 BoogieDeclarations]: Found specification of procedure readV [2023-11-21 18:49:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure readV [2023-11-21 18:49:46,467 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:49:46,860 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:49:46,863 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:49:47,847 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:49:47,944 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:49:47,945 INFO L308 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-21 18:49:47,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:49:47 BoogieIcfgContainer [2023-11-21 18:49:47,947 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:49:47,948 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:49:47,948 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:49:47,958 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:49:47,959 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:49:47" (1/1) ... [2023-11-21 18:49:47,959 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-21 18:49:47,966 INFO L158 Benchmark]: Toolchain (without parser) took 3724.58ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 57.2MB in the beginning and 54.4MB in the end (delta: 2.8MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2023-11-21 18:49:47,967 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:49:47,968 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1778.76ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 57.0MB in the beginning and 70.6MB in the end (delta: -13.6MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2023-11-21 18:49:47,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 172.76ms. Allocated memory is still 100.7MB. Free memory was 70.6MB in the beginning and 65.3MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:49:47,970 INFO L158 Benchmark]: Boogie Preprocessor took 157.92ms. Allocated memory is still 100.7MB. Free memory was 65.3MB in the beginning and 59.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:49:47,971 INFO L158 Benchmark]: RCFGBuilder took 1593.33ms. Allocated memory is still 100.7MB. Free memory was 59.0MB in the beginning and 55.3MB in the end (delta: 3.6MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2023-11-21 18:49:47,978 INFO L158 Benchmark]: CodeCheck took 16.11ms. Allocated memory is still 100.7MB. Free memory was 55.3MB in the beginning and 54.4MB in the end (delta: 956.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:49:47,983 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1778.76ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 57.0MB in the beginning and 70.6MB in the end (delta: -13.6MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 172.76ms. Allocated memory is still 100.7MB. Free memory was 70.6MB in the beginning and 65.3MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 157.92ms. Allocated memory is still 100.7MB. Free memory was 65.3MB in the beginning and 59.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1593.33ms. Allocated memory is still 100.7MB. Free memory was 59.0MB in the beginning and 55.3MB in the end (delta: 3.6MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * CodeCheck took 16.11ms. Allocated memory is still 100.7MB. Free memory was 55.3MB in the beginning and 54.4MB in the end (delta: 956.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:49:48,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cd70c1-96ae-4866-aae6-3dec0e431e8b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported