./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI --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 016929a4a7ae1865ccc9d17762b9a3f4b350d2f1f075a0491feba933e4e45fac .............................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI --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 016929a4a7ae1865ccc9d17762b9a3f4b350d2f1f075a0491feba933e4e45fac .................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:08:51,401 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:08:51,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:08:51,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:08:51,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:08:51,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:08:51,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:08:51,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:08:51,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:08:51,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:08:51,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:08:51,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:08:51,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:08:51,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:08:51,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:08:51,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:08:51,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:08:51,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:08:51,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:08:51,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:08:51,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:08:51,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:08:51,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:08:51,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:08:51,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:08:51,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:08:51,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:08:51,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:08:51,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:08:51,473 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:08:51,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:08:51,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:08:51,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:08:51,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:08:51,480 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:08:51,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:08:51,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:08:51,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:08:51,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:08:51,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:08:51,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:08:51,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:08:51,522 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:08:51,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:08:51,524 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:08:51,524 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:08:51,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:08:51,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:08:51,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:08:51,526 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:08:51,526 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:08:51,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:08:51,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:08:51,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:08:51,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:08:51,527 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:08:51,527 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:08:51,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:08:51,528 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:08:51,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:08:51,528 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:08:51,528 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:08:51,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:08:51,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:08:51,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:08:51,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:08:51,530 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:08:51,530 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:08:51,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:08:51,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:08:51,531 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_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 016929a4a7ae1865ccc9d17762b9a3f4b350d2f1f075a0491feba933e4e45fac [2021-10-29 04:08:51,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:08:51,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:08:51,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:08:51,834 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:08:51,835 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:08:51,838 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2021-10-29 04:08:51,940 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/data/626f68bf9/0aa894d107cc4948b6e8092e41878567/FLAG8b4fad122 [2021-10-29 04:08:52,404 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:08:52,409 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2021-10-29 04:08:52,430 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/data/626f68bf9/0aa894d107cc4948b6e8092e41878567/FLAG8b4fad122 [2021-10-29 04:08:52,782 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/data/626f68bf9/0aa894d107cc4948b6e8092e41878567 [2021-10-29 04:08:52,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:08:52,786 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:08:52,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:08:52,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:08:52,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:08:52,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:08:52" (1/1) ... [2021-10-29 04:08:52,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bf58621 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:52, skipping insertion in model container [2021-10-29 04:08:52,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:08:52" (1/1) ... [2021-10-29 04:08:52,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:08:52,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:08:53,010 WARN L228 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_5493a143-b336-4d4b-ba0c-f70064695cf1/sv-benchmarks/c/weaver/chl-match-symm.wvr.c[2584,2597] [2021-10-29 04:08:53,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:08:53,024 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:08:53,047 WARN L228 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_5493a143-b336-4d4b-ba0c-f70064695cf1/sv-benchmarks/c/weaver/chl-match-symm.wvr.c[2584,2597] [2021-10-29 04:08:53,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:08:53,064 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:08:53,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:53 WrapperNode [2021-10-29 04:08:53,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:08:53,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:08:53,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:08:53,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:08:53,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:53" (1/1) ... [2021-10-29 04:08:53,082 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:53" (1/1) ... [2021-10-29 04:08:53,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:08:53,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:08:53,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:08:53,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:08:53,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:53" (1/1) ... [2021-10-29 04:08:53,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:53" (1/1) ... [2021-10-29 04:08:53,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:53" (1/1) ... [2021-10-29 04:08:53,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:53" (1/1) ... [2021-10-29 04:08:53,123 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:53" (1/1) ... [2021-10-29 04:08:53,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:53" (1/1) ... [2021-10-29 04:08:53,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:53" (1/1) ... [2021-10-29 04:08:53,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:08:53,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:08:53,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:08:53,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:08:53,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:53" (1/1) ... [2021-10-29 04:08:53,155 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:08:53,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:08:53,184 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:08:53,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:08:53,224 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 04:08:53,225 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 04:08:53,225 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 04:08:53,225 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 04:08:53,226 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 04:08:53,226 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 04:08:53,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:08:53,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:08:53,226 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-10-29 04:08:53,227 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-10-29 04:08:53,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 04:08:53,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:08:53,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:08:53,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 04:08:53,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:08:53,229 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 04:08:53,598 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:08:53,598 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-29 04:08:53,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:08:53 BoogieIcfgContainer [2021-10-29 04:08:53,603 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:08:53,604 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:08:53,604 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:08:53,613 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:08:53,614 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:08:53" (1/1) ... [2021-10-29 04:08:53,615 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:363) 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) [2021-10-29 04:08:53,620 INFO L168 Benchmark]: Toolchain (without parser) took 831.52 ms. Allocated memory was 94.4 MB in the beginning and 136.3 MB in the end (delta: 41.9 MB). Free memory was 60.2 MB in the beginning and 92.9 MB in the end (delta: -32.7 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:08:53,622 INFO L168 Benchmark]: CDTParser took 16.60 ms. Allocated memory is still 94.4 MB. Free memory was 46.4 MB in the beginning and 65.4 MB in the end (delta: -19.0 MB). Peak memory consumption was 8.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:08:53,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.99 ms. Allocated memory was 94.4 MB in the beginning and 136.3 MB in the end (delta: 41.9 MB). Free memory was 60.0 MB in the beginning and 110.5 MB in the end (delta: -50.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:08:53,625 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.16 ms. Allocated memory is still 136.3 MB. Free memory was 110.5 MB in the beginning and 108.9 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:08:53,626 INFO L168 Benchmark]: Boogie Preprocessor took 26.83 ms. Allocated memory is still 136.3 MB. Free memory was 108.9 MB in the beginning and 107.7 MB in the end (delta: 1.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:08:53,627 INFO L168 Benchmark]: RCFGBuilder took 471.24 ms. Allocated memory is still 136.3 MB. Free memory was 107.7 MB in the beginning and 93.9 MB in the end (delta: 13.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:08:53,627 INFO L168 Benchmark]: CodeCheck took 13.00 ms. Allocated memory is still 136.3 MB. Free memory was 93.9 MB in the beginning and 92.9 MB in the end (delta: 953.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:08:53,631 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 16.60 ms. Allocated memory is still 94.4 MB. Free memory was 46.4 MB in the beginning and 65.4 MB in the end (delta: -19.0 MB). Peak memory consumption was 8.2 MB. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 277.99 ms. Allocated memory was 94.4 MB in the beginning and 136.3 MB in the end (delta: 41.9 MB). Free memory was 60.0 MB in the beginning and 110.5 MB in the end (delta: -50.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 37.16 ms. Allocated memory is still 136.3 MB. Free memory was 110.5 MB in the beginning and 108.9 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.83 ms. Allocated memory is still 136.3 MB. Free memory was 108.9 MB in the beginning and 107.7 MB in the end (delta: 1.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 471.24 ms. Allocated memory is still 136.3 MB. Free memory was 107.7 MB in the beginning and 93.9 MB in the end (delta: 13.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * CodeCheck took 13.00 ms. Allocated memory is still 136.3 MB. Free memory was 93.9 MB in the beginning and 92.9 MB in the end (delta: 953.4 kB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 04:08:53,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:08:56,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:08:56,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:08:56,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:08:56,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:08:56,239 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:08:56,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:08:56,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:08:56,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:08:56,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:08:56,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:08:56,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:08:56,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:08:56,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:08:56,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:08:56,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:08:56,271 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:08:56,272 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:08:56,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:08:56,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:08:56,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:08:56,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:08:56,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:08:56,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:08:56,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:08:56,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:08:56,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:08:56,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:08:56,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:08:56,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:08:56,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:08:56,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:08:56,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:08:56,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:08:56,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:08:56,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:08:56,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:08:56,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:08:56,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:08:56,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:08:56,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:08:56,319 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 04:08:56,368 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:08:56,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:08:56,370 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:08:56,370 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:08:56,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:08:56,372 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:08:56,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:08:56,372 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:08:56,372 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:08:56,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:08:56,374 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:08:56,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:08:56,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:08:56,375 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:08:56,375 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:08:56,375 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:08:56,375 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:08:56,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:08:56,376 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:08:56,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:08:56,376 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:08:56,376 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:08:56,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:08:56,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:08:56,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:08:56,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:08:56,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:08:56,378 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:08:56,378 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:08:56,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:08:56,378 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 04:08:56,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:08:56,379 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_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 016929a4a7ae1865ccc9d17762b9a3f4b350d2f1f075a0491feba933e4e45fac [2021-10-29 04:08:56,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:08:56,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:08:56,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:08:56,811 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:08:56,812 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:08:56,813 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2021-10-29 04:08:56,887 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/data/532952d4a/1b581721ab7346f5b4636a8dfa4fafcf/FLAG805f6cc46 [2021-10-29 04:08:57,480 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:08:57,481 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2021-10-29 04:08:57,490 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/data/532952d4a/1b581721ab7346f5b4636a8dfa4fafcf/FLAG805f6cc46 [2021-10-29 04:08:57,833 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/data/532952d4a/1b581721ab7346f5b4636a8dfa4fafcf [2021-10-29 04:08:57,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:08:57,837 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:08:57,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:08:57,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:08:57,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:08:57,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:08:57" (1/1) ... [2021-10-29 04:08:57,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6257d288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:57, skipping insertion in model container [2021-10-29 04:08:57,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:08:57" (1/1) ... [2021-10-29 04:08:57,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:08:57,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:08:58,127 WARN L228 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_5493a143-b336-4d4b-ba0c-f70064695cf1/sv-benchmarks/c/weaver/chl-match-symm.wvr.c[2584,2597] [2021-10-29 04:08:58,134 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:08:58,202 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:08:58,242 WARN L228 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_5493a143-b336-4d4b-ba0c-f70064695cf1/sv-benchmarks/c/weaver/chl-match-symm.wvr.c[2584,2597] [2021-10-29 04:08:58,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:08:58,264 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:08:58,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:58 WrapperNode [2021-10-29 04:08:58,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:08:58,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:08:58,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:08:58,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:08:58,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:58" (1/1) ... [2021-10-29 04:08:58,298 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:58" (1/1) ... [2021-10-29 04:08:58,328 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:08:58,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:08:58,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:08:58,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:08:58,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:58" (1/1) ... [2021-10-29 04:08:58,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:58" (1/1) ... [2021-10-29 04:08:58,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:58" (1/1) ... [2021-10-29 04:08:58,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:58" (1/1) ... [2021-10-29 04:08:58,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:58" (1/1) ... [2021-10-29 04:08:58,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:58" (1/1) ... [2021-10-29 04:08:58,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:58" (1/1) ... [2021-10-29 04:08:58,381 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:08:58,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:08:58,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:08:58,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:08:58,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:58" (1/1) ... [2021-10-29 04:08:58,390 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:08:58,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:08:58,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:08:58,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:08:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 04:08:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 04:08:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 04:08:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 04:08:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 04:08:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 04:08:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 04:08:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:08:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-10-29 04:08:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-10-29 04:08:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 04:08:58,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:08:58,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:08:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:08:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 04:08:58,483 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 04:08:58,931 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:08:58,931 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-29 04:08:58,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:08:58 BoogieIcfgContainer [2021-10-29 04:08:58,934 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:08:58,935 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:08:58,935 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:08:58,952 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:08:58,952 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:08:58" (1/1) ... [2021-10-29 04:08:58,953 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:363) 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) [2021-10-29 04:08:58,958 INFO L168 Benchmark]: Toolchain (without parser) took 1119.32 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 31.1 MB in the beginning and 49.0 MB in the end (delta: -17.9 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:08:58,958 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.2 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:08:58,960 INFO L168 Benchmark]: CACSL2BoogieTranslator took 424.81 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 30.9 MB in the beginning and 49.2 MB in the end (delta: -18.3 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:08:58,960 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.71 ms. Allocated memory is still 67.1 MB. Free memory was 49.2 MB in the beginning and 47.6 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:08:58,961 INFO L168 Benchmark]: Boogie Preprocessor took 52.61 ms. Allocated memory is still 67.1 MB. Free memory was 47.6 MB in the beginning and 46.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:08:58,962 INFO L168 Benchmark]: RCFGBuilder took 551.78 ms. Allocated memory is still 67.1 MB. Free memory was 46.2 MB in the beginning and 33.0 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:08:58,962 INFO L168 Benchmark]: CodeCheck took 20.69 ms. Allocated memory is still 67.1 MB. Free memory was 33.0 MB in the beginning and 49.0 MB in the end (delta: -15.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:08:58,966 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.2 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 424.81 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 30.9 MB in the beginning and 49.2 MB in the end (delta: -18.3 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 61.71 ms. Allocated memory is still 67.1 MB. Free memory was 49.2 MB in the beginning and 47.6 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 52.61 ms. Allocated memory is still 67.1 MB. Free memory was 47.6 MB in the beginning and 46.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 551.78 ms. Allocated memory is still 67.1 MB. Free memory was 46.2 MB in the beginning and 33.0 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * CodeCheck took 20.69 ms. Allocated memory is still 67.1 MB. Free memory was 33.0 MB in the beginning and 49.0 MB in the end (delta: -15.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 04:08:59,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5493a143-b336-4d4b-ba0c-f70064695cf1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request...