./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-collitem-subst.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_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/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_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/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_5d4a203f-04be-47aa-985d-8751ac6cbf8f/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 e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:43:29,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:43:29,465 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:43:29,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:43:29,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:43:29,535 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:43:29,537 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:43:29,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:43:29,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:43:29,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:43:29,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:43:29,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:43:29,555 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:43:29,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:43:29,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:43:29,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:43:29,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:43:29,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:43:29,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:43:29,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:43:29,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:43:29,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:43:29,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:43:29,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:43:29,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:43:29,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:43:29,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:43:29,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:43:29,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:43:29,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:43:29,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:43:29,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:43:29,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:43:29,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:43:29,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:43:29,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:43:29,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:43:29,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:43:29,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:43:29,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:43:29,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:43:29,614 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:43:29,655 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:43:29,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:43:29,657 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:43:29,658 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:43:29,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:43:29,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:43:29,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:43:29,660 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:43:29,660 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:43:29,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:43:29,662 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:43:29,662 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:43:29,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:43:29,663 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:43:29,663 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:43:29,663 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:43:29,664 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:43:29,664 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:43:29,664 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:43:29,664 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:43:29,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:43:29,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:43:29,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:43:29,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:43:29,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:43:29,666 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:43:29,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:43:29,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:43:29,667 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_5d4a203f-04be-47aa-985d-8751ac6cbf8f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 [2021-11-23 00:43:29,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:43:29,970 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:43:29,973 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:43:29,974 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:43:29,975 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:43:29,977 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c [2021-11-23 00:43:30,050 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/data/443ec0e68/c38133431fe94d11b496becce66f81d1/FLAG891cbca01 [2021-11-23 00:43:30,666 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:43:30,667 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c [2021-11-23 00:43:30,683 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/data/443ec0e68/c38133431fe94d11b496becce66f81d1/FLAG891cbca01 [2021-11-23 00:43:30,991 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/data/443ec0e68/c38133431fe94d11b496becce66f81d1 [2021-11-23 00:43:30,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:43:30,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:43:30,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:43:30,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:43:31,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:43:31,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:43:30" (1/1) ... [2021-11-23 00:43:31,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5657c4c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:31, skipping insertion in model container [2021-11-23 00:43:31,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:43:30" (1/1) ... [2021-11-23 00:43:31,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:43:31,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:43:31,267 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_5d4a203f-04be-47aa-985d-8751ac6cbf8f/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c[3544,3557] [2021-11-23 00:43:31,287 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:43:31,298 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:43:31,333 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_5d4a203f-04be-47aa-985d-8751ac6cbf8f/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c[3544,3557] [2021-11-23 00:43:31,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:43:31,353 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:43:31,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:31 WrapperNode [2021-11-23 00:43:31,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:43:31,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:43:31,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:43:31,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:43:31,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:31" (1/1) ... [2021-11-23 00:43:31,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:31" (1/1) ... [2021-11-23 00:43:31,395 INFO L137 Inliner]: procedures = 23, calls = 46, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 107 [2021-11-23 00:43:31,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:43:31,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:43:31,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:43:31,397 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:43:31,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:31" (1/1) ... [2021-11-23 00:43:31,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:31" (1/1) ... [2021-11-23 00:43:31,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:31" (1/1) ... [2021-11-23 00:43:31,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:31" (1/1) ... [2021-11-23 00:43:31,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:31" (1/1) ... [2021-11-23 00:43:31,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:31" (1/1) ... [2021-11-23 00:43:31,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:31" (1/1) ... [2021-11-23 00:43:31,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:43:31,437 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:43:31,437 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:43:31,437 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:43:31,441 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:31" (1/1) ... [2021-11-23 00:43:31,451 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:43:31,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:43:31,487 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:43:31,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:43:31,542 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2021-11-23 00:43:31,542 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2021-11-23 00:43:31,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:43:31,545 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 00:43:31,545 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 00:43:31,546 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 00:43:31,546 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 00:43:31,546 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 00:43:31,546 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 00:43:31,546 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:43:31,546 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:43:31,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:43:31,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:43:31,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:43:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:43:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:43:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:43:31,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:43:31,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:43:31,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:43:31,551 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 00:43:31,643 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:43:31,645 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:43:31,971 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:43:32,199 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:43:32,199 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:43:32,200 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L44 is neither atomic block end nor a sink node. [2021-11-23 00:43:32,212 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 00:43:32,228 INFO L158 Benchmark]: Toolchain (without parser) took 1231.00ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 80.7MB in the beginning and 109.0MB in the end (delta: -28.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-23 00:43:32,228 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 111.1MB. Free memory is still 65.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:43:32,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.33ms. Allocated memory is still 111.1MB. Free memory was 80.7MB in the beginning and 83.0MB in the end (delta: -2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:43:32,230 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.60ms. Allocated memory is still 111.1MB. Free memory was 82.8MB in the beginning and 80.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:43:32,235 INFO L158 Benchmark]: Boogie Preprocessor took 40.02ms. Allocated memory is still 111.1MB. Free memory was 80.9MB in the beginning and 79.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:43:32,236 INFO L158 Benchmark]: RCFGBuilder took 788.50ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 79.6MB in the beginning and 109.0MB in the end (delta: -29.5MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2021-11-23 00:43:32,239 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 111.1MB. Free memory is still 65.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.33ms. Allocated memory is still 111.1MB. Free memory was 80.7MB in the beginning and 83.0MB in the end (delta: -2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.60ms. Allocated memory is still 111.1MB. Free memory was 82.8MB in the beginning and 80.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.02ms. Allocated memory is still 111.1MB. Free memory was 80.9MB in the beginning and 79.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 788.50ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 79.6MB in the beginning and 109.0MB in the end (delta: -29.5MB). Peak memory consumption was 32.5MB. 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 00:43:32,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/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_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/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_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/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_5d4a203f-04be-47aa-985d-8751ac6cbf8f/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 e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:43:34,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:43:34,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:43:34,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:43:34,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:43:34,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:43:34,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:43:34,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:43:34,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:43:34,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:43:34,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:43:34,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:43:34,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:43:34,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:43:34,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:43:34,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:43:34,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:43:34,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:43:34,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:43:34,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:43:34,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:43:34,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:43:34,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:43:34,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:43:34,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:43:34,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:43:34,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:43:34,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:43:34,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:43:34,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:43:34,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:43:34,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:43:34,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:43:34,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:43:34,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:43:34,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:43:34,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:43:34,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:43:34,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:43:34,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:43:34,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:43:34,898 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:43:34,926 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:43:34,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:43:34,927 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:43:34,927 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:43:34,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:43:34,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:43:34,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:43:34,929 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:43:34,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:43:34,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:43:34,929 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:43:34,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:43:34,929 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:43:34,930 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:43:34,930 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:43:34,930 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:43:34,930 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:43:34,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:43:34,931 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:43:34,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:43:34,931 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:43:34,931 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:43:34,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:43:34,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:43:34,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:43:34,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:43:34,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:43:34,932 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:43:34,933 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:43:34,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:43:34,934 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:43:34,934 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:43:34,935 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_5d4a203f-04be-47aa-985d-8751ac6cbf8f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 [2021-11-23 00:43:35,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:43:35,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:43:35,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:43:35,351 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:43:35,352 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:43:35,355 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c [2021-11-23 00:43:35,436 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/data/7d989b573/18eff1470e9440b48c873a453fbdd94b/FLAG8895875b1 [2021-11-23 00:43:35,983 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:43:35,985 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c [2021-11-23 00:43:35,994 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/data/7d989b573/18eff1470e9440b48c873a453fbdd94b/FLAG8895875b1 [2021-11-23 00:43:36,305 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/data/7d989b573/18eff1470e9440b48c873a453fbdd94b [2021-11-23 00:43:36,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:43:36,310 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:43:36,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:43:36,314 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:43:36,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:43:36,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:43:36" (1/1) ... [2021-11-23 00:43:36,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fcb041e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:36, skipping insertion in model container [2021-11-23 00:43:36,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:43:36" (1/1) ... [2021-11-23 00:43:36,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:43:36,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:43:36,568 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_5d4a203f-04be-47aa-985d-8751ac6cbf8f/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c[3544,3557] [2021-11-23 00:43:36,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:43:36,643 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:43:36,713 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_5d4a203f-04be-47aa-985d-8751ac6cbf8f/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c[3544,3557] [2021-11-23 00:43:36,717 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:43:36,738 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:43:36,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:36 WrapperNode [2021-11-23 00:43:36,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:43:36,740 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:43:36,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:43:36,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:43:36,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:36" (1/1) ... [2021-11-23 00:43:36,773 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:36" (1/1) ... [2021-11-23 00:43:36,806 INFO L137 Inliner]: procedures = 25, calls = 46, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 95 [2021-11-23 00:43:36,806 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:43:36,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:43:36,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:43:36,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:43:36,816 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:36" (1/1) ... [2021-11-23 00:43:36,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:36" (1/1) ... [2021-11-23 00:43:36,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:36" (1/1) ... [2021-11-23 00:43:36,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:36" (1/1) ... [2021-11-23 00:43:36,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:36" (1/1) ... [2021-11-23 00:43:36,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:36" (1/1) ... [2021-11-23 00:43:36,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:36" (1/1) ... [2021-11-23 00:43:36,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:43:36,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:43:36,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:43:36,868 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:43:36,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:36" (1/1) ... [2021-11-23 00:43:36,875 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:43:36,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:43:36,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:43:36,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:43:36,961 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2021-11-23 00:43:36,962 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2021-11-23 00:43:36,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:43:36,962 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 00:43:36,963 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 00:43:36,963 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 00:43:36,963 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 00:43:36,963 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 00:43:36,963 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 00:43:36,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:43:36,966 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:43:36,966 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:43:36,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:43:36,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:43:36,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:43:36,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 00:43:36,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:43:36,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:43:36,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:43:36,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 00:43:36,970 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 00:43:37,113 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:43:37,115 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:43:37,427 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:43:37,666 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:43:37,666 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:43:37,667 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L44 is neither atomic block end nor a sink node. [2021-11-23 00:43:37,668 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 00:43:37,672 INFO L158 Benchmark]: Toolchain (without parser) took 1360.77ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 50.8MB in the beginning and 65.2MB in the end (delta: -14.4MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2021-11-23 00:43:37,673 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 69.2MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:43:37,674 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.05ms. Allocated memory is still 69.2MB. Free memory was 50.7MB in the beginning and 51.4MB in the end (delta: -748.9kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:43:37,675 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.87ms. Allocated memory is still 69.2MB. Free memory was 51.4MB in the beginning and 49.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:43:37,675 INFO L158 Benchmark]: Boogie Preprocessor took 59.89ms. Allocated memory is still 69.2MB. Free memory was 49.5MB in the beginning and 48.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:43:37,676 INFO L158 Benchmark]: RCFGBuilder took 802.51ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 48.0MB in the beginning and 65.2MB in the end (delta: -17.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 00:43:37,681 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 69.2MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 426.05ms. Allocated memory is still 69.2MB. Free memory was 50.7MB in the beginning and 51.4MB in the end (delta: -748.9kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.87ms. Allocated memory is still 69.2MB. Free memory was 51.4MB in the beginning and 49.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.89ms. Allocated memory is still 69.2MB. Free memory was 49.5MB in the beginning and 48.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 802.51ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 48.0MB in the beginning and 65.2MB in the end (delta: -17.2MB). Peak memory consumption was 21.0MB. 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 00:43:37,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d4a203f-04be-47aa-985d-8751ac6cbf8f/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?