./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4 --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 a8bcba962b15df67a0e136eef2e702f216cc120b7626a7b8dc8877f6ecaf3765 --- 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-2329fc7 [2022-12-14 23:28:51,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:28:51,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:28:51,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:28:51,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:28:51,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:28:51,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:28:51,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:28:51,376 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:28:51,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:28:51,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:28:51,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:28:51,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:28:51,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:28:51,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:28:51,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:28:51,383 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:28:51,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:28:51,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:28:51,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:28:51,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:28:51,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:28:51,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:28:51,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:28:51,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:28:51,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:28:51,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:28:51,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:28:51,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:28:51,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:28:51,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:28:51,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:28:51,400 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:28:51,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:28:51,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:28:51,402 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:28:51,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:28:51,403 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:28:51,403 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:28:51,404 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:28:51,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:28:51,405 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 23:28:51,425 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:28:51,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:28:51,426 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:28:51,434 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:28:51,435 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:28:51,435 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:28:51,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:28:51,435 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:28:51,435 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:28:51,435 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:28:51,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:28:51,435 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:28:51,435 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:28:51,436 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:28:51,436 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:28:51,436 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:28:51,436 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:28:51,436 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:28:51,436 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:28:51,436 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:28:51,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:28:51,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:28:51,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:28:51,437 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:28:51,437 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:28:51,437 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:28:51,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:28:51,437 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:28:51,437 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_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8bcba962b15df67a0e136eef2e702f216cc120b7626a7b8dc8877f6ecaf3765 [2022-12-14 23:28:51,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:28:51,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:28:51,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:28:51,617 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:28:51,617 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:28:51,619 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2022-12-14 23:28:54,288 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:28:54,465 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:28:54,465 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2022-12-14 23:28:54,473 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/data/3cc4fb5c5/8602100b3dc7423a8d605fcf9619b4fa/FLAGc36fc3696 [2022-12-14 23:28:54,483 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/data/3cc4fb5c5/8602100b3dc7423a8d605fcf9619b4fa [2022-12-14 23:28:54,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:28:54,486 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:28:54,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:28:54,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:28:54,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:28:54,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:28:54" (1/1) ... [2022-12-14 23:28:54,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43ac8931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:28:54, skipping insertion in model container [2022-12-14 23:28:54,491 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:28:54" (1/1) ... [2022-12-14 23:28:54,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:28:54,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:28:54,735 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_e9a76012-f571-4576-ad71-9d24309fa8fc/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i[30726,30739] [2022-12-14 23:28:54,741 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:28:54,750 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:28:54,777 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_e9a76012-f571-4576-ad71-9d24309fa8fc/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i[30726,30739] [2022-12-14 23:28:54,778 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:28:54,799 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:28:54,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:28:54 WrapperNode [2022-12-14 23:28:54,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:28:54,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:28:54,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:28:54,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:28:54,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:28:54" (1/1) ... [2022-12-14 23:28:54,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:28:54" (1/1) ... [2022-12-14 23:28:54,828 INFO L138 Inliner]: procedures = 171, calls = 26, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 74 [2022-12-14 23:28:54,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:28:54,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:28:54,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:28:54,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:28:54,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:28:54" (1/1) ... [2022-12-14 23:28:54,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:28:54" (1/1) ... [2022-12-14 23:28:54,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:28:54" (1/1) ... [2022-12-14 23:28:54,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:28:54" (1/1) ... [2022-12-14 23:28:54,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:28:54" (1/1) ... [2022-12-14 23:28:54,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:28:54" (1/1) ... [2022-12-14 23:28:54,845 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:28:54" (1/1) ... [2022-12-14 23:28:54,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:28:54" (1/1) ... [2022-12-14 23:28:54,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:28:54,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:28:54,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:28:54,848 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:28:54,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:28:54" (1/1) ... [2022-12-14 23:28:54,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:28:54,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:28:54,869 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:28:54,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:28:54,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:28:54,905 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 23:28:54,905 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 23:28:54,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:28:54,906 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 23:28:54,906 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 23:28:54,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:28:54,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:28:54,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:28:54,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:28:54,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:28:54,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:28:54,907 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 23:28:55,013 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:28:55,015 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:28:55,161 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:28:55,201 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:28:55,201 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 23:28:55,202 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L699 is neither atomic block end nor a sink node. [2022-12-14 23:28:55,202 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) [2022-12-14 23:28:55,206 INFO L158 Benchmark]: Toolchain (without parser) took 719.02ms. Allocated memory was 104.9MB in the beginning and 136.3MB in the end (delta: 31.5MB). Free memory was 70.9MB in the beginning and 98.5MB in the end (delta: -27.5MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2022-12-14 23:28:55,207 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:28:55,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.74ms. Allocated memory is still 104.9MB. Free memory was 70.8MB in the beginning and 51.4MB in the end (delta: 19.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 23:28:55,208 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.60ms. Allocated memory is still 104.9MB. Free memory was 51.4MB in the beginning and 49.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:28:55,209 INFO L158 Benchmark]: Boogie Preprocessor took 18.68ms. Allocated memory is still 104.9MB. Free memory was 49.3MB in the beginning and 47.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:28:55,209 INFO L158 Benchmark]: RCFGBuilder took 357.04ms. Allocated memory was 104.9MB in the beginning and 136.3MB in the end (delta: 31.5MB). Free memory was 47.9MB in the beginning and 98.5MB in the end (delta: -50.6MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2022-12-14 23:28:55,212 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.74ms. Allocated memory is still 104.9MB. Free memory was 70.8MB in the beginning and 51.4MB in the end (delta: 19.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.60ms. Allocated memory is still 104.9MB. Free memory was 51.4MB in the beginning and 49.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.68ms. Allocated memory is still 104.9MB. Free memory was 49.3MB in the beginning and 47.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 357.04ms. Allocated memory was 104.9MB in the beginning and 136.3MB in the end (delta: 31.5MB). Free memory was 47.9MB in the beginning and 98.5MB in the end (delta: -50.6MB). Peak memory consumption was 11.6MB. 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. [2022-12-14 23:28:55,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4 --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 a8bcba962b15df67a0e136eef2e702f216cc120b7626a7b8dc8877f6ecaf3765 --- 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-2329fc7 [2022-12-14 23:28:56,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:28:56,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:28:56,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:28:56,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:28:56,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:28:56,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:28:56,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:28:56,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:28:56,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:28:56,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:28:56,796 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:28:56,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:28:56,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:28:56,798 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:28:56,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:28:56,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:28:56,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:28:56,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:28:56,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:28:56,803 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:28:56,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:28:56,805 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:28:56,806 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:28:56,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:28:56,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:28:56,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:28:56,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:28:56,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:28:56,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:28:56,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:28:56,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:28:56,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:28:56,813 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:28:56,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:28:56,814 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:28:56,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:28:56,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:28:56,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:28:56,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:28:56,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:28:56,816 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 23:28:56,833 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:28:56,834 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:28:56,834 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:28:56,835 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:28:56,835 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:28:56,835 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:28:56,836 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:28:56,836 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:28:56,836 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:28:56,836 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:28:56,836 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:28:56,836 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:28:56,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:28:56,837 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 23:28:56,837 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 23:28:56,837 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 23:28:56,837 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:28:56,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:28:56,838 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:28:56,838 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:28:56,838 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:28:56,838 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:28:56,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:28:56,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:28:56,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:28:56,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:28:56,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:28:56,840 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 23:28:56,840 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 23:28:56,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:28:56,840 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 23:28:56,844 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 23:28:56,844 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_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8bcba962b15df67a0e136eef2e702f216cc120b7626a7b8dc8877f6ecaf3765 [2022-12-14 23:28:57,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:28:57,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:28:57,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:28:57,068 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:28:57,068 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:28:57,069 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2022-12-14 23:28:59,671 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:28:59,840 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:28:59,840 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2022-12-14 23:28:59,850 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/data/2c7fe19be/6cb8d03e6c104384aba1783ab3c18ef7/FLAG83cd54064 [2022-12-14 23:28:59,864 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/data/2c7fe19be/6cb8d03e6c104384aba1783ab3c18ef7 [2022-12-14 23:28:59,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:28:59,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:28:59,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:28:59,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:28:59,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:28:59,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:28:59" (1/1) ... [2022-12-14 23:28:59,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@298bdfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:28:59, skipping insertion in model container [2022-12-14 23:28:59,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:28:59" (1/1) ... [2022-12-14 23:28:59,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:28:59,907 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:29:00,114 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_e9a76012-f571-4576-ad71-9d24309fa8fc/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i[30726,30739] [2022-12-14 23:29:00,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:29:00,131 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:29:00,159 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_e9a76012-f571-4576-ad71-9d24309fa8fc/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i[30726,30739] [2022-12-14 23:29:00,161 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:29:00,185 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:29:00,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:29:00 WrapperNode [2022-12-14 23:29:00,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:29:00,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:29:00,186 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:29:00,186 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:29:00,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:29:00" (1/1) ... [2022-12-14 23:29:00,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:29:00" (1/1) ... [2022-12-14 23:29:00,223 INFO L138 Inliner]: procedures = 175, calls = 26, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 75 [2022-12-14 23:29:00,224 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:29:00,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:29:00,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:29:00,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:29:00,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:29:00" (1/1) ... [2022-12-14 23:29:00,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:29:00" (1/1) ... [2022-12-14 23:29:00,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:29:00" (1/1) ... [2022-12-14 23:29:00,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:29:00" (1/1) ... [2022-12-14 23:29:00,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:29:00" (1/1) ... [2022-12-14 23:29:00,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:29:00" (1/1) ... [2022-12-14 23:29:00,243 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:29:00" (1/1) ... [2022-12-14 23:29:00,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:29:00" (1/1) ... [2022-12-14 23:29:00,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:29:00,247 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:29:00,247 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:29:00,247 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:29:00,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:29:00" (1/1) ... [2022-12-14 23:29:00,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:29:00,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:29:00,270 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:29:00,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:29:00,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 23:29:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 23:29:00,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 23:29:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 23:29:00,298 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 23:29:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:29:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:29:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:29:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 23:29:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 23:29:00,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 23:29:00,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:29:00,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:29:00,300 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 23:29:00,404 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:29:00,406 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:29:00,564 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:29:00,594 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:29:00,594 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 23:29:00,595 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L699 is neither atomic block end nor a sink node. [2022-12-14 23:29:00,595 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) [2022-12-14 23:29:00,598 INFO L158 Benchmark]: Toolchain (without parser) took 730.74ms. Allocated memory is still 81.8MB. Free memory was 60.9MB in the beginning and 42.1MB in the end (delta: 18.8MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2022-12-14 23:29:00,599 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 56.6MB. Free memory is still 35.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:29:00,599 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.12ms. Allocated memory is still 81.8MB. Free memory was 60.6MB in the beginning and 40.0MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 23:29:00,599 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.90ms. Allocated memory is still 81.8MB. Free memory was 40.0MB in the beginning and 60.9MB in the end (delta: -20.9MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2022-12-14 23:29:00,600 INFO L158 Benchmark]: Boogie Preprocessor took 21.92ms. Allocated memory is still 81.8MB. Free memory was 60.9MB in the beginning and 59.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:29:00,600 INFO L158 Benchmark]: RCFGBuilder took 350.33ms. Allocated memory is still 81.8MB. Free memory was 59.2MB in the beginning and 42.1MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 23:29:00,602 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 56.6MB. Free memory is still 35.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.12ms. Allocated memory is still 81.8MB. Free memory was 60.6MB in the beginning and 40.0MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.90ms. Allocated memory is still 81.8MB. Free memory was 40.0MB in the beginning and 60.9MB in the end (delta: -20.9MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.92ms. Allocated memory is still 81.8MB. Free memory was 60.9MB in the beginning and 59.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 350.33ms. Allocated memory is still 81.8MB. Free memory was 59.2MB in the beginning and 42.1MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. 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. [2022-12-14 23:29:00,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9a76012-f571-4576-ad71-9d24309fa8fc/bin/ukojak-rkRKPMF4O4/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?