./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3 --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5fedede1a0cf545b0a275694256164e3eb4f49b22c80042adac647157728b27d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 04:56:41,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 04:56:41,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 04:56:41,055 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 04:56:41,055 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 04:56:41,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 04:56:41,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 04:56:41,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 04:56:41,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 04:56:41,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 04:56:41,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 04:56:41,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 04:56:41,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 04:56:41,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 04:56:41,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 04:56:41,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 04:56:41,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 04:56:41,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 04:56:41,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 04:56:41,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 04:56:41,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 04:56:41,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 04:56:41,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 04:56:41,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 04:56:41,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 04:56:41,091 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 04:56:41,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 04:56:41,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 04:56:41,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 04:56:41,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 04:56:41,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 04:56:41,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 04:56:41,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 04:56:41,097 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 04:56:41,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 04:56:41,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 04:56:41,100 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 04:56:41,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 04:56:41,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 04:56:41,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 04:56:41,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 04:56:41,104 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-07 04:56:41,128 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 04:56:41,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 04:56:41,129 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 04:56:41,129 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 04:56:41,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 04:56:41,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 04:56:41,131 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 04:56:41,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 04:56:41,131 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 04:56:41,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 04:56:41,132 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 04:56:41,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 04:56:41,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 04:56:41,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 04:56:41,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 04:56:41,134 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 04:56:41,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 04:56:41,135 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 04:56:41,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 04:56:41,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 04:56:41,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 04:56:41,136 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-07 04:56:41,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 04:56:41,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 04:56:41,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 04:56:41,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 04:56:41,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 04:56:41,141 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 04:56:41,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 04:56:41,141 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 04:56:41,142 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-07 04:56:41,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 04:56:41,142 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-07 04:56:41,143 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-07 04:56:41,143 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_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fedede1a0cf545b0a275694256164e3eb4f49b22c80042adac647157728b27d [2021-11-07 04:56:41,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 04:56:41,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 04:56:41,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 04:56:41,449 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 04:56:41,450 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 04:56:41,451 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2021-11-07 04:56:41,513 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/data/e32e9570a/1a6e4ee805404d21868c0c71ece3d204/FLAGe77819109 [2021-11-07 04:56:41,983 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 04:56:41,983 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2021-11-07 04:56:41,994 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/data/e32e9570a/1a6e4ee805404d21868c0c71ece3d204/FLAGe77819109 [2021-11-07 04:56:42,362 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/data/e32e9570a/1a6e4ee805404d21868c0c71ece3d204 [2021-11-07 04:56:42,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 04:56:42,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 04:56:42,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 04:56:42,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 04:56:42,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 04:56:42,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ed66b5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42, skipping insertion in model container [2021-11-07 04:56:42,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 04:56:42,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 04:56:42,647 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_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c[4085,4098] [2021-11-07 04:56:42,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 04:56:42,670 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 04:56:42,701 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_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c[4085,4098] [2021-11-07 04:56:42,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 04:56:42,720 INFO L208 MainTranslator]: Completed translation [2021-11-07 04:56:42,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42 WrapperNode [2021-11-07 04:56:42,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 04:56:42,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 04:56:42,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 04:56:42,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 04:56:42,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 04:56:42,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 04:56:42,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 04:56:42,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 04:56:42,800 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 04:56:42,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 04:56:42,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 04:56:42,833 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 04:56:42,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (1/1) ... [2021-11-07 04:56:42,859 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 04:56:42,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:42,882 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 04:56:42,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 04:56:42,922 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-07 04:56:42,922 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-07 04:56:42,922 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-07 04:56:42,923 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-07 04:56:42,923 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-07 04:56:42,923 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-07 04:56:42,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 04:56:42,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 04:56:42,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 04:56:42,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-07 04:56:42,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-07 04:56:42,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 04:56:42,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 04:56:42,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 04:56:42,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 04:56:42,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 04:56:42,927 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-07 04:56:43,880 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 04:56:43,880 INFO L299 CfgBuilder]: Removed 46 assume(true) statements. [2021-11-07 04:56:43,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:56:43 BoogieIcfgContainer [2021-11-07 04:56:43,884 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 04:56:43,885 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 04:56:43,886 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 04:56:43,889 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 04:56:43,890 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:56:42" (1/3) ... [2021-11-07 04:56:43,891 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54ad550e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:56:43, skipping insertion in model container [2021-11-07 04:56:43,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:42" (2/3) ... [2021-11-07 04:56:43,891 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54ad550e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:56:43, skipping insertion in model container [2021-11-07 04:56:43,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:56:43" (3/3) ... [2021-11-07 04:56:43,893 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-bad-ring-nondet.wvr.c [2021-11-07 04:56:43,899 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-07 04:56:43,899 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 04:56:43,899 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-07 04:56:43,900 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-07 04:56:43,948 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,949 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,949 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,949 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,950 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,950 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,951 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,951 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,951 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,952 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,952 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,952 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,952 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,953 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,953 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,954 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,954 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,954 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,954 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,955 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,955 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,956 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,956 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,956 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,957 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,957 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,957 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,958 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,958 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,958 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,958 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,958 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,958 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,959 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,959 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,959 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,959 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,959 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,960 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,960 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,960 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,960 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,960 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,961 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,961 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,961 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,961 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,961 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,961 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,962 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,962 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,962 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,963 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,963 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,963 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,963 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,963 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,964 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,964 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,964 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,964 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,964 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,964 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,965 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,965 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,965 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,969 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,969 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,970 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,970 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,970 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,970 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,970 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,970 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,971 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,971 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,971 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,972 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,972 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,975 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,976 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,976 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,976 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,976 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,977 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,977 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,977 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,978 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,982 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,982 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,982 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,983 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,984 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,984 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,984 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,984 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,984 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,984 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,985 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,985 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,985 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,985 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,986 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,986 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,987 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,987 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,987 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,987 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,989 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,989 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,989 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,989 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,989 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,990 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,990 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,990 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,990 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,990 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,990 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,990 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,991 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,991 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,992 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,992 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,992 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,992 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,993 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,993 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,993 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,993 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,993 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,993 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,994 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:43,994 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,034 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,034 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,034 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,034 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,034 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,035 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,037 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,037 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,037 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,037 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,038 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,038 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,038 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,038 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,038 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,038 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,042 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,042 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,042 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,043 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,043 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,043 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,043 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,043 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,044 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,044 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,044 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,060 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,061 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,061 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,061 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,061 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,061 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,061 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,062 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,062 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,062 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,062 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,064 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,064 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,064 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,064 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,065 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,065 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,065 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,065 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,065 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,065 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,066 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,066 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,066 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,066 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,066 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,083 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-11-07 04:56:44,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-07 04:56:44,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:44,164 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-07 04:56:44,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-07 04:56:44,227 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-07 04:56:44,233 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 04:56:44,234 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-07 04:56:44,431 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,431 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,432 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,468 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-07 04:56:44,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:44,474 INFO L85 PathProgramCache]: Analyzing trace with hash -708611841, now seen corresponding path program 1 times [2021-11-07 04:56:44,484 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:44,484 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449113385] [2021-11-07 04:56:44,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:44,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:44,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:44,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:44,741 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:44,741 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449113385] [2021-11-07 04:56:44,742 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449113385] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:44,742 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:44,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 04:56:44,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511163696] [2021-11-07 04:56:44,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 04:56:44,751 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:44,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 04:56:44,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 04:56:44,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:44,768 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:44,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 87.0) internal successors, (174), 2 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:44,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:44,804 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,804 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,804 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:44,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:44,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 04:56:44,842 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-07 04:56:44,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:44,847 INFO L85 PathProgramCache]: Analyzing trace with hash -446447470, now seen corresponding path program 1 times [2021-11-07 04:56:44,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:44,847 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56190690] [2021-11-07 04:56:44,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:44,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:45,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:45,410 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:45,410 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56190690] [2021-11-07 04:56:45,411 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56190690] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:45,411 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:45,411 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-07 04:56:45,412 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798528123] [2021-11-07 04:56:45,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 04:56:45,415 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:45,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 04:56:45,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-07 04:56:45,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:45,418 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:45,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.857142857142858) internal successors, (174), 7 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:45,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:45,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:45,656 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,657 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,657 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,696 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,697 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,697 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,712 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,712 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,713 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,726 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,727 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,727 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,757 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,757 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,757 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,843 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,844 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,844 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,852 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,853 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,853 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,865 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,865 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,866 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,944 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,945 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,945 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,951 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,952 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,952 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,958 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,959 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:45,959 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:46,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 04:56:46,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 04:56:46,037 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-07 04:56:46,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:46,038 INFO L85 PathProgramCache]: Analyzing trace with hash 1402894446, now seen corresponding path program 1 times [2021-11-07 04:56:46,039 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:46,040 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127665921] [2021-11-07 04:56:46,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:46,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:46,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:46,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 04:56:46,287 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:46,287 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127665921] [2021-11-07 04:56:46,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127665921] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:46,289 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:46,289 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 04:56:46,289 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392178027] [2021-11-07 04:56:46,291 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 04:56:46,291 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:46,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 04:56:46,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 04:56:46,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,293 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:46,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 36.2) internal successors, (181), 5 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:46,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-07 04:56:46,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 04:56:46,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:46,419 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-07 04:56:46,419 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-07 04:56:46,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:46,420 INFO L85 PathProgramCache]: Analyzing trace with hash -688130929, now seen corresponding path program 1 times [2021-11-07 04:56:46,420 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:46,421 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107436021] [2021-11-07 04:56:46,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:46,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:46,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:46,558 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-07 04:56:46,558 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:46,559 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107436021] [2021-11-07 04:56:46,559 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107436021] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:46,559 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:46,560 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 04:56:46,564 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037372486] [2021-11-07 04:56:46,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:56:46,565 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:46,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:56:46,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 04:56:46,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,571 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:46,571 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:46,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-07 04:56:46,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:46,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 04:56:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:46,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:46,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-07 04:56:46,599 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-07 04:56:46,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:46,599 INFO L85 PathProgramCache]: Analyzing trace with hash 1886578534, now seen corresponding path program 2 times [2021-11-07 04:56:46,600 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:46,601 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519558376] [2021-11-07 04:56:46,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:46,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:46,707 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 21 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-07 04:56:46,708 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:46,708 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519558376] [2021-11-07 04:56:46,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519558376] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:46,708 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1449993790] [2021-11-07 04:56:46,709 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:56:46,709 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:46,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:46,713 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:46,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 04:56:46,886 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-07 04:56:46,887 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:56:46,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-07 04:56:46,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:47,769 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-07 04:56:47,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1449993790] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:47,769 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-07 04:56:47,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 9 [2021-11-07 04:56:47,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790558472] [2021-11-07 04:56:47,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 04:56:47,771 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:47,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 04:56:47,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-11-07 04:56:47,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:47,772 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:47,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 32.5) internal successors, (195), 6 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:47,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:47,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-07 04:56:47,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:47,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:47,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:47,864 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:47,864 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:47,864 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:47,888 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:47,888 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:47,889 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:47,910 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:47,911 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:47,911 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:47,919 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:47,919 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:47,920 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:48,059 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:48,059 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:48,059 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:48,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:48,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 04:56:48,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:48,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:48,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:48,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:48,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:48,324 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-07 04:56:48,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:48,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1670940991, now seen corresponding path program 1 times [2021-11-07 04:56:48,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:48,325 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983417056] [2021-11-07 04:56:48,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:48,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:48,451 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-07 04:56:48,451 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:48,451 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983417056] [2021-11-07 04:56:48,451 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983417056] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:48,452 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [560169484] [2021-11-07 04:56:48,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:48,452 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:48,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:48,460 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:48,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-07 04:56:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:48,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 04:56:48,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:49,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 8 [2021-11-07 04:56:49,230 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-07 04:56:49,230 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [560169484] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:49,230 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:49,230 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-11-07 04:56:49,230 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108593398] [2021-11-07 04:56:49,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 04:56:49,231 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:49,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 04:56:49,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 04:56:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:49,232 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:49,233 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 42.6) internal successors, (213), 5 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:49,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:49,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-07 04:56:49,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:49,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:49,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:49,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:49,316 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:49,317 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:49,317 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:49,324 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:49,324 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:49,324 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:49,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:49,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 04:56:49,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:49,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:49,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:49,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:49,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-11-07 04:56:49,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:49,776 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-07 04:56:49,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:49,777 INFO L85 PathProgramCache]: Analyzing trace with hash 1290960874, now seen corresponding path program 2 times [2021-11-07 04:56:49,777 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:49,777 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652261338] [2021-11-07 04:56:49,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:49,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:49,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:49,985 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-07 04:56:49,986 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:49,987 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652261338] [2021-11-07 04:56:49,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652261338] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:49,988 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1111130853] [2021-11-07 04:56:49,988 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:56:49,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:49,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:49,989 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:50,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-07 04:56:50,322 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-07 04:56:50,322 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:56:50,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-07 04:56:50,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:50,996 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 04:56:50,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1111130853] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:50,997 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-07 04:56:50,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 15 [2021-11-07 04:56:50,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412137318] [2021-11-07 04:56:50,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 04:56:50,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:51,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 04:56:51,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2021-11-07 04:56:51,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:51,002 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:51,002 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 33.666666666666664) internal successors, (202), 6 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:51,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:51,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-07 04:56:51,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:51,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:51,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:51,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:51,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:51,098 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:51,098 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:51,098 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:51,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:51,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 04:56:51,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:51,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:51,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:51,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:51,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:51,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:51,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:51,560 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-07 04:56:51,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:51,560 INFO L85 PathProgramCache]: Analyzing trace with hash 942759382, now seen corresponding path program 1 times [2021-11-07 04:56:51,560 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:51,560 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831038452] [2021-11-07 04:56:51,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:51,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:51,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:51,744 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 04:56:51,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:51,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831038452] [2021-11-07 04:56:51,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831038452] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:51,745 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1854165367] [2021-11-07 04:56:51,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:51,745 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:51,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:51,746 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:51,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-07 04:56:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:52,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-07 04:56:52,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:53,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2021-11-07 04:56:53,218 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-07 04:56:53,219 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1854165367] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:53,219 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:53,219 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 21 [2021-11-07 04:56:53,220 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84599466] [2021-11-07 04:56:53,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-07 04:56:53,222 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:53,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-07 04:56:53,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2021-11-07 04:56:53,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:53,223 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:53,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 17.761904761904763) internal successors, (373), 21 states have internal predecessors, (373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:53,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:53,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-07 04:56:53,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:53,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:53,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:53,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:53,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:53,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:54,059 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,059 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,060 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,084 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,084 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,084 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,093 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,093 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,093 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,239 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,240 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,240 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,248 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,249 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,249 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,401 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,401 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,401 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,458 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,458 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,459 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,507 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,507 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,508 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,515 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,516 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,516 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,563 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,563 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,564 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,571 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,571 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,572 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,688 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,689 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,689 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:54,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 04:56:54,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:54,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:54,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:54,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:54,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:54,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-11-07 04:56:54,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:54,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-11-07 04:56:54,968 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-07 04:56:54,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:54,969 INFO L85 PathProgramCache]: Analyzing trace with hash -1000031073, now seen corresponding path program 2 times [2021-11-07 04:56:54,969 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:54,969 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450552701] [2021-11-07 04:56:54,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:54,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:55,358 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-07 04:56:55,358 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:55,358 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450552701] [2021-11-07 04:56:55,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450552701] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:55,358 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [746249493] [2021-11-07 04:56:55,358 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:56:55,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:55,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:55,360 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:55,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-07 04:56:55,824 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 04:56:55,824 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:56:55,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-07 04:56:55,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:57,075 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-07 04:56:57,075 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [746249493] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:57,076 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:57,076 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 23 [2021-11-07 04:56:57,076 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331263190] [2021-11-07 04:56:57,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-07 04:56:57,077 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:57,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-07 04:56:57,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=450, Unknown=0, NotChecked=0, Total=506 [2021-11-07 04:56:57,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:57,079 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:57,080 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 17.391304347826086) internal successors, (400), 23 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:57,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:57,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-07 04:56:57,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:57,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:57,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:57,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:57,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:57,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-11-07 04:56:57,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:58,239 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:58,239 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:58,240 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:58,524 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:58,525 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:58,525 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:58,653 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:58,654 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:58,654 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:58,668 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:58,668 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:58,668 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:58,716 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:58,716 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:58,716 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:58,817 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:58,817 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:58,818 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,512 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,512 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,513 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,527 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,527 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,528 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,534 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,534 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,534 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,540 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,540 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,541 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,566 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,566 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,567 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,573 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,574 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,574 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,680 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,681 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,681 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,687 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,687 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,688 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,718 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,719 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,719 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,725 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,726 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,726 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,759 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,760 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,760 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,766 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,767 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,767 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,842 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,842 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,842 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:59,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:59,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 04:56:59,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:59,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:59,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 04:56:59,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:59,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:59,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-11-07 04:56:59,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-11-07 04:56:59,928 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 04:56:59,929 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-11-07 04:56:59,929 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-11-07 04:56:59,929 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION [2021-11-07 04:56:59,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-07 04:57:00,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:57:00,163 INFO L731 BasicCegarLoop]: Path program histogram: [2, 2, 2, 1, 1, 1] [2021-11-07 04:57:00,165 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-07 04:57:00,165 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 04:57:00,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 04:57:00 BasicIcfg [2021-11-07 04:57:00,168 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 04:57:00,168 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 04:57:00,168 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 04:57:00,169 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 04:57:00,169 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:56:43" (3/4) ... [2021-11-07 04:57:00,172 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 04:57:00,178 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-11-07 04:57:00,178 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-11-07 04:57:00,178 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-11-07 04:57:00,188 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-07 04:57:00,188 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-07 04:57:00,189 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 04:57:00,189 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 04:57:00,256 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/witness.graphml [2021-11-07 04:57:00,256 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 04:57:00,258 INFO L168 Benchmark]: Toolchain (without parser) took 17892.16 ms. Allocated memory was 123.7 MB in the beginning and 243.3 MB in the end (delta: 119.5 MB). Free memory was 83.8 MB in the beginning and 164.9 MB in the end (delta: -81.1 MB). Peak memory consumption was 38.7 MB. Max. memory is 16.1 GB. [2021-11-07 04:57:00,259 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 123.7 MB. Free memory is still 100.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 04:57:00,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 347.77 ms. Allocated memory is still 123.7 MB. Free memory was 83.7 MB in the beginning and 96.3 MB in the end (delta: -12.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 04:57:00,260 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.44 ms. Allocated memory is still 123.7 MB. Free memory was 96.3 MB in the beginning and 93.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 04:57:00,260 INFO L168 Benchmark]: Boogie Preprocessor took 39.89 ms. Allocated memory is still 123.7 MB. Free memory was 93.8 MB in the beginning and 92.1 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 04:57:00,261 INFO L168 Benchmark]: RCFGBuilder took 1051.05 ms. Allocated memory is still 123.7 MB. Free memory was 92.1 MB in the beginning and 54.8 MB in the end (delta: 37.3 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2021-11-07 04:57:00,261 INFO L168 Benchmark]: TraceAbstraction took 16282.39 ms. Allocated memory was 123.7 MB in the beginning and 243.3 MB in the end (delta: 119.5 MB). Free memory was 54.4 MB in the beginning and 170.1 MB in the end (delta: -115.7 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2021-11-07 04:57:00,261 INFO L168 Benchmark]: Witness Printer took 88.21 ms. Allocated memory is still 243.3 MB. Free memory was 170.1 MB in the beginning and 164.9 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-07 04:57:00,263 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 123.7 MB. Free memory is still 100.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 347.77 ms. Allocated memory is still 123.7 MB. Free memory was 83.7 MB in the beginning and 96.3 MB in the end (delta: -12.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 65.44 ms. Allocated memory is still 123.7 MB. Free memory was 96.3 MB in the beginning and 93.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.89 ms. Allocated memory is still 123.7 MB. Free memory was 93.8 MB in the beginning and 92.1 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1051.05 ms. Allocated memory is still 123.7 MB. Free memory was 92.1 MB in the beginning and 54.8 MB in the end (delta: 37.3 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 16282.39 ms. Allocated memory was 123.7 MB in the beginning and 243.3 MB in the end (delta: 119.5 MB). Free memory was 54.4 MB in the beginning and 170.1 MB in the end (delta: -115.7 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. * Witness Printer took 88.21 ms. Allocated memory is still 243.3 MB. Free memory was 170.1 MB in the beginning and 164.9 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 47306, positive: 42729, positive conditional: 39124, positive unconditional: 3605, negative: 4577, negative conditional: 4549, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 43493, positive: 42729, positive conditional: 39124, positive unconditional: 3605, negative: 764, negative conditional: 736, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 43493, positive: 42729, positive conditional: 39124, positive unconditional: 3605, negative: 764, negative conditional: 736, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 47019, positive: 42729, positive conditional: 38746, positive unconditional: 3983, negative: 4290, negative conditional: 3526, negative unconditional: 764, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 47019, positive: 42729, positive conditional: 12060, positive unconditional: 30669, negative: 4290, negative conditional: 1203, negative unconditional: 3087, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 47019, positive: 42729, positive conditional: 12060, positive unconditional: 30669, negative: 4290, negative conditional: 1203, negative unconditional: 3087, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3015, positive: 2923, positive conditional: 62, positive unconditional: 2861, negative: 92, negative conditional: 64, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3015, positive: 2866, positive conditional: 0, positive unconditional: 2866, negative: 149, negative conditional: 0, negative unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 149, positive: 57, positive conditional: 54, positive unconditional: 3, negative: 92, negative conditional: 64, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 783, positive: 267, positive conditional: 228, positive unconditional: 39, negative: 516, negative conditional: 334, negative unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 47019, positive: 39806, positive conditional: 11998, positive unconditional: 27808, negative: 4198, negative conditional: 1139, negative unconditional: 3059, unknown: 3015, unknown conditional: 126, unknown unconditional: 2889] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2923, Positive conditional cache size: 62, Positive unconditional cache size: 2861, Negative cache size: 92, Negative conditional cache size: 64, Negative unconditional cache size: 28, Eliminated conditions: 29009, Maximal queried relation: 7, Independence queries for same thread: 3813 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 418, Number of persistent set computation: 837, Number of trivial persistent sets: 386, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3633, positive: 3605, positive conditional: 0, positive unconditional: 3605, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 47306, positive: 42729, positive conditional: 39124, positive unconditional: 3605, negative: 4577, negative conditional: 4549, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 43493, positive: 42729, positive conditional: 39124, positive unconditional: 3605, negative: 764, negative conditional: 736, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 43493, positive: 42729, positive conditional: 39124, positive unconditional: 3605, negative: 764, negative conditional: 736, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 47019, positive: 42729, positive conditional: 38746, positive unconditional: 3983, negative: 4290, negative conditional: 3526, negative unconditional: 764, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 47019, positive: 42729, positive conditional: 12060, positive unconditional: 30669, negative: 4290, negative conditional: 1203, negative unconditional: 3087, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 47019, positive: 42729, positive conditional: 12060, positive unconditional: 30669, negative: 4290, negative conditional: 1203, negative unconditional: 3087, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3015, positive: 2923, positive conditional: 62, positive unconditional: 2861, negative: 92, negative conditional: 64, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3015, positive: 2866, positive conditional: 0, positive unconditional: 2866, negative: 149, negative conditional: 0, negative unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 149, positive: 57, positive conditional: 54, positive unconditional: 3, negative: 92, negative conditional: 64, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 783, positive: 267, positive conditional: 228, positive unconditional: 39, negative: 516, negative conditional: 334, negative unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 47019, positive: 39806, positive conditional: 11998, positive unconditional: 27808, negative: 4198, negative conditional: 1139, negative unconditional: 3059, unknown: 3015, unknown conditional: 126, unknown unconditional: 2889] , Statistics on independence cache: Total cache size (in pairs): 3015, Positive cache size: 2923, Positive conditional cache size: 62, Positive unconditional cache size: 2861, Negative cache size: 92, Negative conditional cache size: 64, Negative unconditional cache size: 28, Eliminated conditions: 29009, Maximal queried relation: 7, Independence queries for same thread: 3813 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 156]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 271 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 16.0s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 6.4s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 148, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 2895 NumberOfCodeBlocks, 2817 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2881 ConstructedInterpolants, 0 QuantifiedInterpolants, 8076 SizeOfPredicates, 48 NumberOfNonLiveVariables, 2377 ConjunctsInSsa, 68 ConjunctsInUnsatCore, 14 InterpolantComputations, 6 PerfectInterpolantSequences, 215/248 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-07 04:57:00,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-07 04:57:00,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d7ce99-2cda-47c9-96ee-cc698b877fb2/bin/ugemcutter-iGDDIIUDf3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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: TRUE