./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe020_power.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe020_power.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB --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 cd91eb07499c204f7750c4a87fd11eb7780a100da5928fd001cd5e1a53feff12 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:29:10,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:29:10,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:29:10,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:29:10,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:29:10,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:29:10,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:29:10,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:29:10,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:29:10,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:29:10,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:29:10,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:29:10,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:29:10,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:29:10,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:29:10,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:29:10,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:29:10,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:29:10,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:29:10,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:29:10,415 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:29:10,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:29:10,422 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:29:10,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:29:10,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:29:10,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:29:10,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:29:10,431 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:29:10,432 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:29:10,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:29:10,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:29:10,436 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:29:10,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:29:10,440 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:29:10,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:29:10,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:29:10,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:29:10,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:29:10,443 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:29:10,444 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:29:10,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:29:10,446 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:29:10,490 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:29:10,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:29:10,495 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:29:10,496 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:29:10,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:29:10,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:29:10,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:29:10,497 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:29:10,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:29:10,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:29:10,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:29:10,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:29:10,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:29:10,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:29:10,500 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:29:10,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:29:10,501 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:29:10,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:29:10,501 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:29:10,501 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:29:10,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:29:10,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:10,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:29:10,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:29:10,503 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:29:10,503 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:29:10,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:29:10,505 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:29:10,505 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_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd91eb07499c204f7750c4a87fd11eb7780a100da5928fd001cd5e1a53feff12 [2022-10-17 16:29:10,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:29:10,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:29:10,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:29:10,856 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:29:10,857 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:29:10,859 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe020_power.i [2022-10-17 16:29:10,972 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/data/466cd3433/1cc83d9944024f6398efdab4bfa6085b/FLAG4285d7ab5 [2022-10-17 16:29:11,506 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:29:11,507 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/sv-benchmarks/c/pthread-wmm/safe020_power.i [2022-10-17 16:29:11,528 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/data/466cd3433/1cc83d9944024f6398efdab4bfa6085b/FLAG4285d7ab5 [2022-10-17 16:29:11,761 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/data/466cd3433/1cc83d9944024f6398efdab4bfa6085b [2022-10-17 16:29:11,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:29:11,765 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:29:11,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:11,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:29:11,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:29:11,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:11" (1/1) ... [2022-10-17 16:29:11,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6382ca68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:11, skipping insertion in model container [2022-10-17 16:29:11,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:11" (1/1) ... [2022-10-17 16:29:11,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:29:11,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:29:12,039 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_3128efc4-a797-4c22-b168-71fbbed3cad1/sv-benchmarks/c/pthread-wmm/safe020_power.i[990,1003] [2022-10-17 16:29:12,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:12,351 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:29:12,372 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_3128efc4-a797-4c22-b168-71fbbed3cad1/sv-benchmarks/c/pthread-wmm/safe020_power.i[990,1003] [2022-10-17 16:29:12,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:12,511 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:29:12,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12 WrapperNode [2022-10-17 16:29:12,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:12,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:12,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:29:12,514 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:29:12,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,566 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,615 INFO L138 Inliner]: procedures = 176, calls = 77, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 145 [2022-10-17 16:29:12,615 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:12,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:29:12,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:29:12,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:29:12,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,667 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:29:12,677 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:29:12,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:29:12,678 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:29:12,679 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:12,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:29:12,715 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:29:12,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:29:12,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:29:12,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:29:12,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:29:12,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:29:12,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:29:12,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:29:12,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:29:12,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:29:12,783 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:29:12,783 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:29:12,783 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:29:12,783 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:29:12,783 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:29:12,784 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:29:12,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:29:12,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:29:12,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:29:12,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:29:12,787 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:29:13,005 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:29:13,008 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:29:14,236 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:29:15,132 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:29:15,156 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:29:15,157 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L793 is neither atomic block end nor a sink node. [2022-10-17 16:29:15,158 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 16:29:15,165 INFO L158 Benchmark]: Toolchain (without parser) took 3396.69ms. Allocated memory was 102.8MB in the beginning and 184.5MB in the end (delta: 81.8MB). Free memory was 67.2MB in the beginning and 149.4MB in the end (delta: -82.2MB). Peak memory consumption was 77.3MB. Max. memory is 16.1GB. [2022-10-17 16:29:15,165 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:15,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 744.96ms. Allocated memory is still 102.8MB. Free memory was 67.0MB in the beginning and 60.9MB in the end (delta: 6.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:29:15,168 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.17ms. Allocated memory is still 102.8MB. Free memory was 60.9MB in the beginning and 58.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:29:15,170 INFO L158 Benchmark]: Boogie Preprocessor took 60.11ms. Allocated memory is still 102.8MB. Free memory was 58.5MB in the beginning and 55.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:29:15,171 INFO L158 Benchmark]: RCFGBuilder took 2483.80ms. Allocated memory was 102.8MB in the beginning and 184.5MB in the end (delta: 81.8MB). Free memory was 55.4MB in the beginning and 149.4MB in the end (delta: -94.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2022-10-17 16:29:15,180 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 744.96ms. Allocated memory is still 102.8MB. Free memory was 67.0MB in the beginning and 60.9MB in the end (delta: 6.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.17ms. Allocated memory is still 102.8MB. Free memory was 60.9MB in the beginning and 58.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.11ms. Allocated memory is still 102.8MB. Free memory was 58.5MB in the beginning and 55.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2483.80ms. Allocated memory was 102.8MB in the beginning and 184.5MB in the end (delta: 81.8MB). Free memory was 55.4MB in the beginning and 149.4MB in the end (delta: -94.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:29:15,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/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_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe020_power.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB --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 cd91eb07499c204f7750c4a87fd11eb7780a100da5928fd001cd5e1a53feff12 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:29:17,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:29:17,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:29:17,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:29:17,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:29:17,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:29:17,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:29:17,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:29:17,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:29:17,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:29:17,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:29:17,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:29:17,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:29:17,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:29:17,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:29:17,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:29:17,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:29:17,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:29:17,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:29:17,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:29:17,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:29:17,917 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:29:17,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:29:17,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:29:17,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:29:17,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:29:17,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:29:17,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:29:17,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:29:17,937 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:29:17,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:29:17,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:29:17,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:29:17,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:29:17,943 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:29:17,943 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:29:17,944 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:29:17,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:29:17,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:29:17,947 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:29:17,948 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:29:17,949 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:29:18,007 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:29:18,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:29:18,009 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:29:18,009 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:29:18,011 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:29:18,011 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:29:18,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:29:18,012 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:29:18,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:29:18,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:29:18,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:29:18,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:29:18,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:29:18,014 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:29:18,014 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:29:18,014 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:29:18,015 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:29:18,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:29:18,015 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:29:18,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:29:18,016 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:29:18,016 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:29:18,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:29:18,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:18,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:29:18,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:29:18,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:29:18,017 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:29:18,017 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:29:18,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:29:18,018 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:29:18,018 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:29:18,019 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_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd91eb07499c204f7750c4a87fd11eb7780a100da5928fd001cd5e1a53feff12 [2022-10-17 16:29:18,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:29:18,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:29:18,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:29:18,463 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:29:18,464 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:29:18,467 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe020_power.i [2022-10-17 16:29:18,553 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/data/808c27c85/a3f8d39a5ccc43efa0fb2c8fc16fdc41/FLAGfca4b8b69 [2022-10-17 16:29:19,210 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:29:19,211 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/sv-benchmarks/c/pthread-wmm/safe020_power.i [2022-10-17 16:29:19,237 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/data/808c27c85/a3f8d39a5ccc43efa0fb2c8fc16fdc41/FLAGfca4b8b69 [2022-10-17 16:29:19,430 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/data/808c27c85/a3f8d39a5ccc43efa0fb2c8fc16fdc41 [2022-10-17 16:29:19,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:29:19,435 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:29:19,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:19,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:29:19,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:29:19,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:19" (1/1) ... [2022-10-17 16:29:19,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@335e65bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:19, skipping insertion in model container [2022-10-17 16:29:19,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:19" (1/1) ... [2022-10-17 16:29:19,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:29:19,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:29:19,807 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_3128efc4-a797-4c22-b168-71fbbed3cad1/sv-benchmarks/c/pthread-wmm/safe020_power.i[990,1003] [2022-10-17 16:29:20,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:20,174 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:29:20,189 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_3128efc4-a797-4c22-b168-71fbbed3cad1/sv-benchmarks/c/pthread-wmm/safe020_power.i[990,1003] [2022-10-17 16:29:20,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:20,365 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:29:20,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:20 WrapperNode [2022-10-17 16:29:20,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:20,368 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:20,368 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:29:20,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:29:20,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:20" (1/1) ... [2022-10-17 16:29:20,422 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:20" (1/1) ... [2022-10-17 16:29:20,457 INFO L138 Inliner]: procedures = 180, calls = 77, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 146 [2022-10-17 16:29:20,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:20,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:29:20,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:29:20,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:29:20,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:20" (1/1) ... [2022-10-17 16:29:20,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:20" (1/1) ... [2022-10-17 16:29:20,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:20" (1/1) ... [2022-10-17 16:29:20,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:20" (1/1) ... [2022-10-17 16:29:20,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:20" (1/1) ... [2022-10-17 16:29:20,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:20" (1/1) ... [2022-10-17 16:29:20,605 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:20" (1/1) ... [2022-10-17 16:29:20,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:20" (1/1) ... [2022-10-17 16:29:20,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:29:20,632 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:29:20,632 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:29:20,632 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:29:20,633 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:20" (1/1) ... [2022-10-17 16:29:20,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:20,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:29:20,678 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:29:20,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:29:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:29:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:29:20,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:29:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:29:20,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:29:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:29:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:29:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:29:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:29:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 16:29:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:29:20,746 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:29:20,747 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:29:20,747 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:29:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:29:20,748 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:29:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:29:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:29:20,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:29:20,751 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:29:20,983 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:29:20,986 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:29:22,317 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:29:23,568 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:29:23,569 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:29:23,571 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L793 is neither atomic block end nor a sink node. [2022-10-17 16:29:23,572 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 16:29:23,581 INFO L158 Benchmark]: Toolchain (without parser) took 4143.30ms. Allocated memory was 60.8MB in the beginning and 117.4MB in the end (delta: 56.6MB). Free memory was 37.2MB in the beginning and 50.8MB in the end (delta: -13.6MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2022-10-17 16:29:23,583 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 60.8MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:23,585 INFO L158 Benchmark]: CACSL2BoogieTranslator took 928.33ms. Allocated memory is still 60.8MB. Free memory was 37.1MB in the beginning and 26.8MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:29:23,586 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.71ms. Allocated memory is still 60.8MB. Free memory was 26.6MB in the beginning and 24.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:29:23,588 INFO L158 Benchmark]: Boogie Preprocessor took 166.91ms. Allocated memory is still 60.8MB. Free memory was 24.0MB in the beginning and 39.8MB in the end (delta: -15.8MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2022-10-17 16:29:23,589 INFO L158 Benchmark]: RCFGBuilder took 2945.83ms. Allocated memory was 60.8MB in the beginning and 117.4MB in the end (delta: 56.6MB). Free memory was 39.8MB in the beginning and 50.8MB in the end (delta: -11.0MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2022-10-17 16:29:23,600 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 60.8MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 928.33ms. Allocated memory is still 60.8MB. Free memory was 37.1MB in the beginning and 26.8MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.71ms. Allocated memory is still 60.8MB. Free memory was 26.6MB in the beginning and 24.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 166.91ms. Allocated memory is still 60.8MB. Free memory was 24.0MB in the beginning and 39.8MB in the end (delta: -15.8MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * RCFGBuilder took 2945.83ms. Allocated memory was 60.8MB in the beginning and 117.4MB in the end (delta: 56.6MB). Free memory was 39.8MB in the beginning and 50.8MB in the end (delta: -11.0MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:29:23,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3128efc4-a797-4c22-b168-71fbbed3cad1/bin/ukojak-92XMlrwhuB/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?