./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu --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 cfa53b3a6eade068c4346d28766037c8d26fae61c62dd4c8f6fc2f9d68567d2c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:56,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:56,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:56,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:56,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:56,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:56,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:56,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:56,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:56,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:56,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:56,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:56,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:56,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:56,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:56,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:56,786 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:56,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:56,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:56,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:56,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:56,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:56,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:56,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:56,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:56,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:56,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:56,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:56,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:56,823 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:56,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:56,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:56,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:56,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:56,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:56,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:56,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:56,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:56,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:56,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:56,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:56,834 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:56,879 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:56,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:56,881 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:56,881 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:56,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:56,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:56,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:56,882 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:56,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:56,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:56,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:56,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:56,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:56,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:56,891 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:56,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:56,891 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:56,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:56,891 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:56,892 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:56,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:56,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:56,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:56,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:56,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:56,893 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:56,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:56,893 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:56,893 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_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cfa53b3a6eade068c4346d28766037c8d26fae61c62dd4c8f6fc2f9d68567d2c [2021-11-23 15:01:57,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:57,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:57,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:57,210 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:57,211 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:57,213 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c [2021-11-23 15:01:57,299 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/data/5f56bba22/f6f01967eb694810a6c362018cdc1e9a/FLAGe045f60b0 [2021-11-23 15:01:57,739 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:57,740 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c [2021-11-23 15:01:57,757 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/data/5f56bba22/f6f01967eb694810a6c362018cdc1e9a/FLAGe045f60b0 [2021-11-23 15:01:58,145 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/data/5f56bba22/f6f01967eb694810a6c362018cdc1e9a [2021-11-23 15:01:58,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:58,151 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:58,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:58,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:58,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:58,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47ee3ae8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58, skipping insertion in model container [2021-11-23 15:01:58,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:58,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:58,377 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_ba357888-5fb3-4f34-b009-1a2f76e58949/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c[2303,2316] [2021-11-23 15:01:58,382 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:58,390 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:58,409 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_ba357888-5fb3-4f34-b009-1a2f76e58949/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c[2303,2316] [2021-11-23 15:01:58,411 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:58,426 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:58,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58 WrapperNode [2021-11-23 15:01:58,427 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:58,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:58,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:58,429 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:58,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,446 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,467 INFO L137 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 61 [2021-11-23 15:01:58,468 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:58,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:58,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:58,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:58,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,493 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:58,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:58,494 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:58,495 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:58,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,509 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:58,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:58,551 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:58,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:58,609 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2021-11-23 15:01:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2021-11-23 15:01:58,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:58,612 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 15:01:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 15:01:58,613 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 15:01:58,613 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 15:01:58,614 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:01:58,614 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:01:58,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:58,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:01:58,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:01:58,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:58,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:58,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:01:58,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:58,617 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 15:01:58,734 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:58,736 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:59,002 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:59,012 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:01:59,013 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:01:59,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:01:59 BoogieIcfgContainer [2021-11-23 15:01:59,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:01:59,022 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:01:59,022 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:01:59,034 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:01:59,034 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:01:59" (1/1) ... [2021-11-23 15:01:59,040 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 15:01:59,053 INFO L158 Benchmark]: Toolchain (without parser) took 893.15ms. Allocated memory is still 127.9MB. Free memory was 86.3MB in the beginning and 84.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:59,053 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 127.9MB. Free memory was 102.5MB in the beginning and 102.4MB in the end (delta: 76.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:59,054 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.33ms. Allocated memory is still 127.9MB. Free memory was 86.1MB in the beginning and 100.8MB in the end (delta: -14.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:01:59,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.76ms. Allocated memory is still 127.9MB. Free memory was 100.8MB in the beginning and 99.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:59,056 INFO L158 Benchmark]: Boogie Preprocessor took 25.03ms. Allocated memory is still 127.9MB. Free memory was 99.1MB in the beginning and 98.2MB in the end (delta: 998.8kB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:01:59,057 INFO L158 Benchmark]: RCFGBuilder took 526.50ms. Allocated memory is still 127.9MB. Free memory was 97.8MB in the beginning and 85.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:01:59,058 INFO L158 Benchmark]: CodeCheck took 21.12ms. Allocated memory is still 127.9MB. Free memory was 85.3MB in the beginning and 84.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:59,063 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 127.9MB. Free memory was 102.5MB in the beginning and 102.4MB in the end (delta: 76.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.33ms. Allocated memory is still 127.9MB. Free memory was 86.1MB in the beginning and 100.8MB in the end (delta: -14.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.76ms. Allocated memory is still 127.9MB. Free memory was 100.8MB in the beginning and 99.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.03ms. Allocated memory is still 127.9MB. Free memory was 99.1MB in the beginning and 98.2MB in the end (delta: 998.8kB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 526.50ms. Allocated memory is still 127.9MB. Free memory was 97.8MB in the beginning and 85.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 21.12ms. Allocated memory is still 127.9MB. Free memory was 85.3MB in the beginning and 84.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:01:59,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/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_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu --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 cfa53b3a6eade068c4346d28766037c8d26fae61c62dd4c8f6fc2f9d68567d2c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:01,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:01,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:01,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:01,950 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:01,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:01,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:01,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:01,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:01,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:01,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:01,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:01,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:01,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:01,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:01,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:01,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:01,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:01,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:01,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:02,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:02,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:02,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:02,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:02,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:02,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:02,019 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:02,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:02,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:02,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:02,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:02,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:02,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:02,029 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:02,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:02,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:02,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:02,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:02,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:02,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:02,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:02,060 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:02,119 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:02,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:02,121 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:02,122 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:02,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:02,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:02,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:02,125 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:02,125 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:02,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:02,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:02,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:02,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:02,128 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:02,128 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:02,128 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:02,128 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:02,129 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:02,129 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:02,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:02,130 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:02,130 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:02,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:02,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:02,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:02,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:02,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:02,132 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:02,132 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:02,132 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:02,132 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:02,133 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:02,133 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_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cfa53b3a6eade068c4346d28766037c8d26fae61c62dd4c8f6fc2f9d68567d2c [2021-11-23 15:02:02,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:02,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:02,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:02,629 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:02,630 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:02,632 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c [2021-11-23 15:02:02,715 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/data/d7348269a/928db9989594434ab57b28a55603ac34/FLAGce000f61e [2021-11-23 15:02:03,393 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:03,393 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c [2021-11-23 15:02:03,406 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/data/d7348269a/928db9989594434ab57b28a55603ac34/FLAGce000f61e [2021-11-23 15:02:03,425 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/data/d7348269a/928db9989594434ab57b28a55603ac34 [2021-11-23 15:02:03,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:03,430 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:03,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:03,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:03,436 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:03,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:03" (1/1) ... [2021-11-23 15:02:03,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e4329ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:03, skipping insertion in model container [2021-11-23 15:02:03,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:03" (1/1) ... [2021-11-23 15:02:03,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:03,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:03,659 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_ba357888-5fb3-4f34-b009-1a2f76e58949/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c[2303,2316] [2021-11-23 15:02:03,666 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:03,691 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:03,715 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_ba357888-5fb3-4f34-b009-1a2f76e58949/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c[2303,2316] [2021-11-23 15:02:03,718 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:03,736 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:03,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:03 WrapperNode [2021-11-23 15:02:03,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:03,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:03,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:03,738 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:03,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:03" (1/1) ... [2021-11-23 15:02:03,758 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:03" (1/1) ... [2021-11-23 15:02:03,779 INFO L137 Inliner]: procedures = 24, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57 [2021-11-23 15:02:03,779 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:03,780 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:03,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:03,781 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:03,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:03" (1/1) ... [2021-11-23 15:02:03,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:03" (1/1) ... [2021-11-23 15:02:03,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:03" (1/1) ... [2021-11-23 15:02:03,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:03" (1/1) ... [2021-11-23 15:02:03,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:03" (1/1) ... [2021-11-23 15:02:03,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:03" (1/1) ... [2021-11-23 15:02:03,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:03" (1/1) ... [2021-11-23 15:02:03,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:03,813 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:03,813 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:03,813 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:03,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:03" (1/1) ... [2021-11-23 15:02:03,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:03,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:03,869 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:03,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:03,917 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2021-11-23 15:02:03,917 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2021-11-23 15:02:03,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:03,917 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 15:02:03,918 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 15:02:03,918 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 15:02:03,918 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 15:02:03,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:03,918 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:02:03,920 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:02:03,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:02:03,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:02:03,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:03,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:03,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:02:03,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:02:03,924 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 15:02:04,065 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:04,067 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:04,349 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:04,368 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:02:04,369 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:02:04,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:02:04 BoogieIcfgContainer [2021-11-23 15:02:04,372 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:02:04,373 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:02:04,373 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:02:04,385 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:02:04,385 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:02:04" (1/1) ... [2021-11-23 15:02:04,386 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 15:02:04,392 INFO L158 Benchmark]: Toolchain (without parser) took 959.76ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 39.1MB in the beginning and 57.8MB in the end (delta: -18.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:04,393 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 60.8MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:04,394 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.03ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 42.3MB in the end (delta: -3.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:04,395 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.82ms. Allocated memory is still 60.8MB. Free memory was 42.3MB in the beginning and 40.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:04,396 INFO L158 Benchmark]: Boogie Preprocessor took 31.61ms. Allocated memory is still 60.8MB. Free memory was 40.7MB in the beginning and 39.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:04,397 INFO L158 Benchmark]: RCFGBuilder took 559.01ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 39.3MB in the beginning and 58.9MB in the end (delta: -19.6MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:04,398 INFO L158 Benchmark]: CodeCheck took 16.27ms. Allocated memory is still 77.6MB. Free memory was 58.9MB in the beginning and 57.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:04,403 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 60.8MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.03ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 42.3MB in the end (delta: -3.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.82ms. Allocated memory is still 60.8MB. Free memory was 42.3MB in the beginning and 40.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.61ms. Allocated memory is still 60.8MB. Free memory was 40.7MB in the beginning and 39.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 559.01ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 39.3MB in the beginning and 58.9MB in the end (delta: -19.6MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * CodeCheck took 16.27ms. Allocated memory is still 77.6MB. Free memory was 58.9MB in the beginning and 57.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:02:04,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba357888-5fb3-4f34-b009-1a2f76e58949/bin/ukojak-CwSLpZB5Qu/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: Concurrent programs are currently unsupported