./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ --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 3f696f3d7a078e1a0d9bb5ce793945c7092990826a45e57529562474d0b18f4a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:22:05,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:22:05,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:22:05,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:22:05,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:22:05,316 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:22:05,318 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:22:05,323 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:22:05,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:22:05,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:22:05,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:22:05,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:22:05,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:22:05,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:22:05,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:22:05,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:22:05,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:22:05,353 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:22:05,355 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:22:05,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:22:05,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:22:05,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:22:05,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:22:05,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:22:05,377 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:22:05,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:22:05,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:22:05,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:22:05,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:22:05,383 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:22:05,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:22:05,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:22:05,387 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:22:05,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:22:05,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:22:05,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:22:05,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:22:05,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:22:05,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:22:05,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:22:05,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:22:05,395 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:22:05,441 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:22:05,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:22:05,443 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:22:05,443 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:22:05,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:22:05,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:22:05,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:22:05,445 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:22:05,451 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:22:05,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:22:05,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:22:05,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:22:05,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:22:05,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:22:05,454 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:22:05,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:22:05,454 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:22:05,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:22:05,455 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:22:05,455 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:22:05,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:22:05,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:22:05,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:22:05,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:22:05,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:22:05,456 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:22:05,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:22:05,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:22:05,457 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_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f696f3d7a078e1a0d9bb5ce793945c7092990826a45e57529562474d0b18f4a [2021-11-23 01:22:05,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:22:05,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:22:05,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:22:05,863 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:22:05,865 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:22:05,866 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2021-11-23 01:22:05,950 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/data/1a09038b6/46fd993cc9ad4e448b0d3dabb1097425/FLAGe86d7551c [2021-11-23 01:22:06,504 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:22:06,507 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2021-11-23 01:22:06,521 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/data/1a09038b6/46fd993cc9ad4e448b0d3dabb1097425/FLAGe86d7551c [2021-11-23 01:22:06,820 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/data/1a09038b6/46fd993cc9ad4e448b0d3dabb1097425 [2021-11-23 01:22:06,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:22:06,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:22:06,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:22:06,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:22:06,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:22:06,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:22:06" (1/1) ... [2021-11-23 01:22:06,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61917d7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:06, skipping insertion in model container [2021-11-23 01:22:06,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:22:06" (1/1) ... [2021-11-23 01:22:06,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:22:06,873 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:22:07,093 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/sv-benchmarks/c/weaver/parallel-misc-5.wvr.c[3027,3040] [2021-11-23 01:22:07,098 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:22:07,106 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:22:07,132 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/sv-benchmarks/c/weaver/parallel-misc-5.wvr.c[3027,3040] [2021-11-23 01:22:07,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:22:07,149 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:22:07,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:07 WrapperNode [2021-11-23 01:22:07,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:22:07,151 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:22:07,152 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:22:07,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:22:07,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:07" (1/1) ... [2021-11-23 01:22:07,168 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:07" (1/1) ... [2021-11-23 01:22:07,189 INFO L137 Inliner]: procedures = 22, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 70 [2021-11-23 01:22:07,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:22:07,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:22:07,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:22:07,191 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:22:07,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:07" (1/1) ... [2021-11-23 01:22:07,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:07" (1/1) ... [2021-11-23 01:22:07,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:07" (1/1) ... [2021-11-23 01:22:07,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:07" (1/1) ... [2021-11-23 01:22:07,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:07" (1/1) ... [2021-11-23 01:22:07,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:07" (1/1) ... [2021-11-23 01:22:07,217 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:07" (1/1) ... [2021-11-23 01:22:07,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:22:07,222 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:22:07,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:22:07,222 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:22:07,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:07" (1/1) ... [2021-11-23 01:22:07,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:22:07,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:22:07,256 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:22:07,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:22:07,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:22:07,301 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 01:22:07,301 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 01:22:07,304 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 01:22:07,304 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 01:22:07,304 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 01:22:07,305 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 01:22:07,305 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:22:07,305 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:22:07,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:22:07,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:22:07,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:22:07,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:22:07,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:22:07,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:22:07,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:22:07,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:22:07,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:22:07,308 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:22:07,389 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:22:07,391 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:22:07,752 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:22:07,888 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:22:07,890 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:22:07,891 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L54 is neither atomic block end nor a sink node. [2021-11-23 01:22:07,892 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:304) 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) [2021-11-23 01:22:07,902 INFO L158 Benchmark]: Toolchain (without parser) took 1076.76ms. Allocated memory is still 94.4MB. Free memory was 53.9MB in the beginning and 49.7MB in the end (delta: 4.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:22:07,905 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 94.4MB. Free memory was 70.0MB in the beginning and 70.0MB in the end (delta: 47.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:22:07,907 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.54ms. Allocated memory is still 94.4MB. Free memory was 53.6MB in the beginning and 69.3MB in the end (delta: -15.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:22:07,909 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.63ms. Allocated memory is still 94.4MB. Free memory was 69.3MB in the beginning and 67.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:22:07,910 INFO L158 Benchmark]: Boogie Preprocessor took 30.45ms. Allocated memory is still 94.4MB. Free memory was 67.6MB in the beginning and 66.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:22:07,911 INFO L158 Benchmark]: RCFGBuilder took 678.16ms. Allocated memory is still 94.4MB. Free memory was 66.2MB in the beginning and 49.7MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 01:22:07,917 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 94.4MB. Free memory was 70.0MB in the beginning and 70.0MB in the end (delta: 47.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.54ms. Allocated memory is still 94.4MB. Free memory was 53.6MB in the beginning and 69.3MB in the end (delta: -15.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.63ms. Allocated memory is still 94.4MB. Free memory was 69.3MB in the beginning and 67.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.45ms. Allocated memory is still 94.4MB. Free memory was 67.6MB in the beginning and 66.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 678.16ms. Allocated memory is still 94.4MB. Free memory was 66.2MB in the beginning and 49.7MB in the end (delta: 16.5MB). 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:22:07,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ --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 3f696f3d7a078e1a0d9bb5ce793945c7092990826a45e57529562474d0b18f4a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:22:10,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:22:10,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:22:10,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:22:10,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:22:10,679 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:22:10,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:22:10,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:22:10,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:22:10,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:22:10,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:22:10,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:22:10,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:22:10,693 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:22:10,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:22:10,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:22:10,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:22:10,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:22:10,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:22:10,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:22:10,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:22:10,723 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:22:10,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:22:10,725 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:22:10,730 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:22:10,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:22:10,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:22:10,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:22:10,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:22:10,734 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:22:10,735 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:22:10,736 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:22:10,737 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:22:10,738 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:22:10,739 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:22:10,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:22:10,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:22:10,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:22:10,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:22:10,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:22:10,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:22:10,745 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:22:10,774 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:22:10,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:22:10,775 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:22:10,775 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:22:10,776 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:22:10,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:22:10,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:22:10,776 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:22:10,776 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:22:10,776 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:22:10,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:22:10,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:22:10,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:22:10,777 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:22:10,777 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:22:10,778 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:22:10,778 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:22:10,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:22:10,778 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:22:10,778 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:22:10,778 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:22:10,779 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:22:10,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:22:10,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:22:10,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:22:10,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:22:10,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:22:10,779 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:22:10,779 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:22:10,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:22:10,780 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:22:10,780 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:22:10,780 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_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f696f3d7a078e1a0d9bb5ce793945c7092990826a45e57529562474d0b18f4a [2021-11-23 01:22:11,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:22:11,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:22:11,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:22:11,268 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:22:11,269 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:22:11,272 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2021-11-23 01:22:11,356 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/data/0c10e15ae/d46c9f4d90814a64baa2d5165ec81714/FLAG06a410ed5 [2021-11-23 01:22:11,981 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:22:11,982 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2021-11-23 01:22:11,995 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/data/0c10e15ae/d46c9f4d90814a64baa2d5165ec81714/FLAG06a410ed5 [2021-11-23 01:22:12,270 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/data/0c10e15ae/d46c9f4d90814a64baa2d5165ec81714 [2021-11-23 01:22:12,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:22:12,279 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:22:12,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:22:12,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:22:12,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:22:12,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:22:12" (1/1) ... [2021-11-23 01:22:12,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6338ad04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:12, skipping insertion in model container [2021-11-23 01:22:12,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:22:12" (1/1) ... [2021-11-23 01:22:12,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:22:12,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:22:12,509 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/sv-benchmarks/c/weaver/parallel-misc-5.wvr.c[3027,3040] [2021-11-23 01:22:12,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:22:12,524 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:22:12,551 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/sv-benchmarks/c/weaver/parallel-misc-5.wvr.c[3027,3040] [2021-11-23 01:22:12,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:22:12,568 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:22:12,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:12 WrapperNode [2021-11-23 01:22:12,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:22:12,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:22:12,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:22:12,570 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:22:12,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:12" (1/1) ... [2021-11-23 01:22:12,587 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:12" (1/1) ... [2021-11-23 01:22:12,606 INFO L137 Inliner]: procedures = 24, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2021-11-23 01:22:12,607 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:22:12,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:22:12,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:22:12,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:22:12,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:12" (1/1) ... [2021-11-23 01:22:12,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:12" (1/1) ... [2021-11-23 01:22:12,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:12" (1/1) ... [2021-11-23 01:22:12,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:12" (1/1) ... [2021-11-23 01:22:12,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:12" (1/1) ... [2021-11-23 01:22:12,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:12" (1/1) ... [2021-11-23 01:22:12,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:12" (1/1) ... [2021-11-23 01:22:12,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:22:12,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:22:12,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:22:12,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:22:12,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:12" (1/1) ... [2021-11-23 01:22:12,647 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:22:12,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:22:12,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:22:12,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:22:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:22:12,737 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 01:22:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 01:22:12,738 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 01:22:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 01:22:12,739 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 01:22:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 01:22:12,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:22:12,739 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:22:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:22:12,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:22:12,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:22:12,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:22:12,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 01:22:12,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:22:12,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:22:12,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:22:12,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:22:12,745 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:22:12,907 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:22:12,909 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:22:13,275 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:22:13,383 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:22:13,384 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:22:13,385 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L54 is neither atomic block end nor a sink node. [2021-11-23 01:22:13,386 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:304) 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) [2021-11-23 01:22:13,390 INFO L158 Benchmark]: Toolchain (without parser) took 1109.87ms. Allocated memory is still 67.1MB. Free memory was 46.7MB in the beginning and 34.5MB in the end (delta: 12.2MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2021-11-23 01:22:13,390 INFO L158 Benchmark]: CDTParser took 6.42ms. Allocated memory is still 67.1MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:22:13,391 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.64ms. Allocated memory is still 67.1MB. Free memory was 46.4MB in the beginning and 35.1MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 01:22:13,392 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.48ms. Allocated memory is still 67.1MB. Free memory was 35.1MB in the beginning and 33.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:22:13,393 INFO L158 Benchmark]: Boogie Preprocessor took 30.45ms. Allocated memory is still 67.1MB. Free memory was 33.5MB in the beginning and 32.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:22:13,394 INFO L158 Benchmark]: RCFGBuilder took 748.95ms. Allocated memory is still 67.1MB. Free memory was 32.0MB in the beginning and 34.5MB in the end (delta: -2.4MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2021-11-23 01:22:13,397 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 6.42ms. Allocated memory is still 67.1MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.64ms. Allocated memory is still 67.1MB. Free memory was 46.4MB in the beginning and 35.1MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.48ms. Allocated memory is still 67.1MB. Free memory was 35.1MB in the beginning and 33.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.45ms. Allocated memory is still 67.1MB. Free memory was 33.5MB in the beginning and 32.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 748.95ms. Allocated memory is still 67.1MB. Free memory was 32.0MB in the beginning and 34.5MB in the end (delta: -2.4MB). Peak memory consumption was 5.3MB. 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:22:13,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07302cdd-08d0-43ec-9baf-b49398b189ef/bin/ukojak-LBtLqBUTdQ/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?