./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg --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 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 --- 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-b5237d8 [2022-11-21 22:27:33,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:27:33,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:27:33,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:27:33,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:27:33,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:27:33,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:27:33,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:27:33,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:27:33,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:27:33,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:27:33,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:27:33,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:27:33,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:27:33,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:27:33,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:27:33,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:27:33,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:27:33,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:27:33,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:27:33,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:27:33,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:27:33,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:27:33,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:27:33,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:27:33,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:27:33,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:27:33,433 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:27:33,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:27:33,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:27:33,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:27:33,436 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:27:33,436 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:27:33,437 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:27:33,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:27:33,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:27:33,439 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:27:33,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:27:33,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:27:33,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:27:33,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:27:33,443 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-21 22:27:33,468 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:27:33,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:27:33,469 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:27:33,469 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:27:33,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:27:33,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:27:33,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:27:33,471 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:27:33,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:27:33,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:27:33,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:27:33,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:27:33,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:27:33,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:27:33,472 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:27:33,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:27:33,473 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:27:33,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:27:33,473 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:27:33,474 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:27:33,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:27:33,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:27:33,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:27:33,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:27:33,475 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:27:33,475 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:27:33,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:27:33,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:27:33,476 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_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 [2022-11-21 22:27:33,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:27:33,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:27:33,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:27:33,846 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:27:33,847 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:27:33,849 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i [2022-11-21 22:27:36,949 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:27:37,264 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:27:37,264 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i [2022-11-21 22:27:37,283 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/data/5b10e8c84/bb0aa4de937342cf86e844c9b06a2bbe/FLAG6aac7eac9 [2022-11-21 22:27:37,299 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/data/5b10e8c84/bb0aa4de937342cf86e844c9b06a2bbe [2022-11-21 22:27:37,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:27:37,304 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:27:37,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:27:37,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:27:37,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:27:37,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:27:37" (1/1) ... [2022-11-21 22:27:37,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56643d3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:37, skipping insertion in model container [2022-11-21 22:27:37,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:27:37" (1/1) ... [2022-11-21 22:27:37,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:27:37,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:27:38,346 WARN L237 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_25acae86-8138-43e2-a8e8-9796bfb88e5b/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i[63494,63507] [2022-11-21 22:27:38,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:27:38,408 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:27:38,505 WARN L237 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_25acae86-8138-43e2-a8e8-9796bfb88e5b/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i[63494,63507] [2022-11-21 22:27:38,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:27:38,658 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:27:38,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:38 WrapperNode [2022-11-21 22:27:38,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:27:38,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:27:38,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:27:38,663 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:27:38,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:38" (1/1) ... [2022-11-21 22:27:38,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:38" (1/1) ... [2022-11-21 22:27:38,762 INFO L138 Inliner]: procedures = 397, calls = 214, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 280 [2022-11-21 22:27:38,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:27:38,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:27:38,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:27:38,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:27:38,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:38" (1/1) ... [2022-11-21 22:27:38,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:38" (1/1) ... [2022-11-21 22:27:38,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:38" (1/1) ... [2022-11-21 22:27:38,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:38" (1/1) ... [2022-11-21 22:27:38,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:38" (1/1) ... [2022-11-21 22:27:38,837 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:38" (1/1) ... [2022-11-21 22:27:38,842 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:38" (1/1) ... [2022-11-21 22:27:38,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:38" (1/1) ... [2022-11-21 22:27:38,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:27:38,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:27:38,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:27:38,862 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:27:38,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:38" (1/1) ... [2022-11-21 22:27:38,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:27:38,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:27:38,912 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:27:38,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:27:38,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 22:27:38,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:27:38,956 INFO L130 BoogieDeclarations]: Found specification of procedure ti_cas [2022-11-21 22:27:38,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_cas [2022-11-21 22:27:38,956 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 22:27:38,956 INFO L130 BoogieDeclarations]: Found specification of procedure checkInvariant [2022-11-21 22:27:38,956 INFO L138 BoogieDeclarations]: Found implementation of procedure checkInvariant [2022-11-21 22:27:38,957 INFO L130 BoogieDeclarations]: Found specification of procedure LesOP [2022-11-21 22:27:38,957 INFO L138 BoogieDeclarations]: Found implementation of procedure LesOP [2022-11-21 22:27:38,957 INFO L130 BoogieDeclarations]: Found specification of procedure DecrIncr_Push [2022-11-21 22:27:38,957 INFO L138 BoogieDeclarations]: Found implementation of procedure DecrIncr_Push [2022-11-21 22:27:38,957 INFO L130 BoogieDeclarations]: Found specification of procedure FinishCollision [2022-11-21 22:27:38,957 INFO L138 BoogieDeclarations]: Found implementation of procedure FinishCollision [2022-11-21 22:27:38,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:27:38,958 INFO L130 BoogieDeclarations]: Found specification of procedure DecrIncr_Pop [2022-11-21 22:27:38,958 INFO L138 BoogieDeclarations]: Found implementation of procedure DecrIncr_Pop [2022-11-21 22:27:38,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:27:38,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 22:27:38,959 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_c_cas [2022-11-21 22:27:38,959 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_c_cas [2022-11-21 22:27:38,959 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2022-11-21 22:27:38,959 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2022-11-21 22:27:38,959 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2022-11-21 22:27:38,959 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2022-11-21 22:27:38,960 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2022-11-21 22:27:38,960 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2022-11-21 22:27:38,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:27:38,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:27:38,960 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2022-11-21 22:27:38,961 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2022-11-21 22:27:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure Incr_Pop [2022-11-21 22:27:38,961 INFO L138 BoogieDeclarations]: Found implementation of procedure Incr_Pop [2022-11-21 22:27:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:27:38,961 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:27:38,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:27:38,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 22:27:38,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 22:27:38,962 INFO L130 BoogieDeclarations]: Found specification of procedure Incr_Push [2022-11-21 22:27:38,962 INFO L138 BoogieDeclarations]: Found implementation of procedure Incr_Push [2022-11-21 22:27:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2022-11-21 22:27:38,963 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2022-11-21 22:27:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:27:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2022-11-21 22:27:38,963 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2022-11-21 22:27:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2022-11-21 22:27:38,964 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2022-11-21 22:27:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2022-11-21 22:27:38,964 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2022-11-21 22:27:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_ti_cas [2022-11-21 22:27:38,964 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_ti_cas [2022-11-21 22:27:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2022-11-21 22:27:38,965 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2022-11-21 22:27:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure TryPerformStackOp [2022-11-21 22:27:38,965 INFO L138 BoogieDeclarations]: Found implementation of procedure TryPerformStackOp [2022-11-21 22:27:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_ThreadInfo [2022-11-21 22:27:38,965 INFO L138 BoogieDeclarations]: Found implementation of procedure malloc_ThreadInfo [2022-11-21 22:27:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:27:38,968 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:27:39,241 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:27:39,243 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:27:40,145 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:27:40,674 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:27:40,675 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:27:40,676 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L1493 is neither atomic block end nor a sink node. [2022-11-21 22:27:40,677 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:27:40,687 INFO L158 Benchmark]: Toolchain (without parser) took 3381.79ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 120.9MB in the beginning and 143.9MB in the end (delta: -23.1MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. [2022-11-21 22:27:40,688 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 113.2MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:27:40,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1354.94ms. Allocated memory is still 159.4MB. Free memory was 120.9MB in the beginning and 89.8MB in the end (delta: 31.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-21 22:27:40,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.52ms. Allocated memory is still 159.4MB. Free memory was 89.8MB in the beginning and 86.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:27:40,691 INFO L158 Benchmark]: Boogie Preprocessor took 97.71ms. Allocated memory is still 159.4MB. Free memory was 86.1MB in the beginning and 81.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:27:40,693 INFO L158 Benchmark]: RCFGBuilder took 1823.16ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 81.9MB in the beginning and 143.9MB in the end (delta: -62.0MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2022-11-21 22:27:40,702 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 113.2MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1354.94ms. Allocated memory is still 159.4MB. Free memory was 120.9MB in the beginning and 89.8MB in the end (delta: 31.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.52ms. Allocated memory is still 159.4MB. Free memory was 89.8MB in the beginning and 86.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.71ms. Allocated memory is still 159.4MB. Free memory was 86.1MB in the beginning and 81.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1823.16ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 81.9MB in the beginning and 143.9MB in the end (delta: -62.0MB). Peak memory consumption was 32.8MB. 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. [2022-11-21 22:27:40,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg --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 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 --- 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-b5237d8 [2022-11-21 22:27:43,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:27:43,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:27:43,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:27:43,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:27:43,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:27:43,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:27:43,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:27:43,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:27:43,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:27:43,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:27:43,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:27:43,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:27:43,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:27:43,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:27:43,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:27:43,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:27:43,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:27:43,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:27:43,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:27:43,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:27:43,483 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:27:43,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:27:43,485 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:27:43,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:27:43,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:27:43,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:27:43,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:27:43,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:27:43,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:27:43,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:27:43,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:27:43,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:27:43,506 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:27:43,507 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:27:43,508 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:27:43,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:27:43,509 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:27:43,509 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:27:43,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:27:43,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:27:43,516 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-11-21 22:27:43,559 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:27:43,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:27:43,561 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:27:43,562 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:27:43,562 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:27:43,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:27:43,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:27:43,563 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:27:43,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:27:43,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:27:43,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:27:43,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:27:43,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:27:43,566 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:27:43,566 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:27:43,567 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:27:43,567 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:27:43,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:27:43,567 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:27:43,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:27:43,568 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:27:43,568 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:27:43,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:27:43,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:27:43,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:27:43,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:27:43,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:27:43,570 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:27:43,570 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:27:43,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:27:43,571 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:27:43,571 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:27:43,572 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_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 [2022-11-21 22:27:43,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:27:44,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:27:44,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:27:44,035 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:27:44,035 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:27:44,037 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i [2022-11-21 22:27:47,184 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:27:47,569 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:27:47,570 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i [2022-11-21 22:27:47,588 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/data/2bdcf2f19/ca7c5b3407cd4069935c5c1ab6808d15/FLAG719a07086 [2022-11-21 22:27:47,605 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/data/2bdcf2f19/ca7c5b3407cd4069935c5c1ab6808d15 [2022-11-21 22:27:47,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:27:47,609 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:27:47,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:27:47,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:27:47,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:27:47,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:27:47" (1/1) ... [2022-11-21 22:27:47,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f4d3f1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:47, skipping insertion in model container [2022-11-21 22:27:47,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:27:47" (1/1) ... [2022-11-21 22:27:47,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:27:47,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:27:48,700 WARN L237 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_25acae86-8138-43e2-a8e8-9796bfb88e5b/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i[63494,63507] [2022-11-21 22:27:48,757 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:27:48,781 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:27:48,871 WARN L237 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_25acae86-8138-43e2-a8e8-9796bfb88e5b/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i[63494,63507] [2022-11-21 22:27:48,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:27:49,066 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:27:49,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:49 WrapperNode [2022-11-21 22:27:49,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:27:49,068 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:27:49,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:27:49,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:27:49,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:49" (1/1) ... [2022-11-21 22:27:49,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:49" (1/1) ... [2022-11-21 22:27:49,183 INFO L138 Inliner]: procedures = 401, calls = 214, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 272 [2022-11-21 22:27:49,185 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:27:49,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:27:49,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:27:49,191 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:27:49,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:49" (1/1) ... [2022-11-21 22:27:49,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:49" (1/1) ... [2022-11-21 22:27:49,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:49" (1/1) ... [2022-11-21 22:27:49,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:49" (1/1) ... [2022-11-21 22:27:49,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:49" (1/1) ... [2022-11-21 22:27:49,275 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:49" (1/1) ... [2022-11-21 22:27:49,280 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:49" (1/1) ... [2022-11-21 22:27:49,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:49" (1/1) ... [2022-11-21 22:27:49,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:27:49,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:27:49,301 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:27:49,301 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:27:49,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:49" (1/1) ... [2022-11-21 22:27:49,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:27:49,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:27:49,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:27:49,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:27:49,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 22:27:49,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:27:49,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:27:49,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-21 22:27:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure ti_cas [2022-11-21 22:27:49,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_cas [2022-11-21 22:27:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 22:27:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure checkInvariant [2022-11-21 22:27:49,397 INFO L138 BoogieDeclarations]: Found implementation of procedure checkInvariant [2022-11-21 22:27:49,398 INFO L130 BoogieDeclarations]: Found specification of procedure LesOP [2022-11-21 22:27:49,398 INFO L138 BoogieDeclarations]: Found implementation of procedure LesOP [2022-11-21 22:27:49,398 INFO L130 BoogieDeclarations]: Found specification of procedure DecrIncr_Push [2022-11-21 22:27:49,398 INFO L138 BoogieDeclarations]: Found implementation of procedure DecrIncr_Push [2022-11-21 22:27:49,398 INFO L130 BoogieDeclarations]: Found specification of procedure FinishCollision [2022-11-21 22:27:49,399 INFO L138 BoogieDeclarations]: Found implementation of procedure FinishCollision [2022-11-21 22:27:49,399 INFO L130 BoogieDeclarations]: Found specification of procedure DecrIncr_Pop [2022-11-21 22:27:49,399 INFO L138 BoogieDeclarations]: Found implementation of procedure DecrIncr_Pop [2022-11-21 22:27:49,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:27:49,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 22:27:49,399 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_c_cas [2022-11-21 22:27:49,400 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_c_cas [2022-11-21 22:27:49,400 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2022-11-21 22:27:49,400 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2022-11-21 22:27:49,400 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2022-11-21 22:27:49,400 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2022-11-21 22:27:49,401 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2022-11-21 22:27:49,401 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2022-11-21 22:27:49,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:27:49,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:27:49,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 22:27:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2022-11-21 22:27:49,402 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2022-11-21 22:27:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure Incr_Pop [2022-11-21 22:27:49,402 INFO L138 BoogieDeclarations]: Found implementation of procedure Incr_Pop [2022-11-21 22:27:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:27:49,402 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:27:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:27:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 22:27:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 22:27:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 22:27:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure Incr_Push [2022-11-21 22:27:49,404 INFO L138 BoogieDeclarations]: Found implementation of procedure Incr_Push [2022-11-21 22:27:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2022-11-21 22:27:49,404 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2022-11-21 22:27:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2022-11-21 22:27:49,405 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2022-11-21 22:27:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2022-11-21 22:27:49,405 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2022-11-21 22:27:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2022-11-21 22:27:49,405 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2022-11-21 22:27:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_ti_cas [2022-11-21 22:27:49,406 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_ti_cas [2022-11-21 22:27:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2022-11-21 22:27:49,406 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2022-11-21 22:27:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure TryPerformStackOp [2022-11-21 22:27:49,406 INFO L138 BoogieDeclarations]: Found implementation of procedure TryPerformStackOp [2022-11-21 22:27:49,407 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_ThreadInfo [2022-11-21 22:27:49,407 INFO L138 BoogieDeclarations]: Found implementation of procedure malloc_ThreadInfo [2022-11-21 22:27:49,409 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:27:49,644 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:27:49,647 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:27:51,204 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:27:51,673 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:27:51,673 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:27:51,674 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L1493 is neither atomic block end nor a sink node. [2022-11-21 22:27:51,675 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:27:51,682 INFO L158 Benchmark]: Toolchain (without parser) took 4071.82ms. Allocated memory was 71.3MB in the beginning and 119.5MB in the end (delta: 48.2MB). Free memory was 44.7MB in the beginning and 48.5MB in the end (delta: -3.8MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2022-11-21 22:27:51,683 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:27:51,684 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1456.68ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 44.5MB in the beginning and 69.0MB in the end (delta: -24.5MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2022-11-21 22:27:51,685 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.58ms. Allocated memory is still 98.6MB. Free memory was 69.0MB in the beginning and 65.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:27:51,686 INFO L158 Benchmark]: Boogie Preprocessor took 109.14ms. Allocated memory is still 98.6MB. Free memory was 65.3MB in the beginning and 60.6MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:27:51,687 INFO L158 Benchmark]: RCFGBuilder took 2379.86ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 60.6MB in the beginning and 48.5MB in the end (delta: 12.1MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2022-11-21 22:27:51,699 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1456.68ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 44.5MB in the beginning and 69.0MB in the end (delta: -24.5MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.58ms. Allocated memory is still 98.6MB. Free memory was 69.0MB in the beginning and 65.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 109.14ms. Allocated memory is still 98.6MB. Free memory was 65.3MB in the beginning and 60.6MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2379.86ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 60.6MB in the beginning and 48.5MB in the end (delta: 12.1MB). Peak memory consumption was 34.8MB. 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. [2022-11-21 22:27:51,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25acae86-8138-43e2-a8e8-9796bfb88e5b/bin/ukojak-jW3SillKbg/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?