./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm --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 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:04:31,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:04:31,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:04:31,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:04:31,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:04:31,997 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:04:31,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:04:32,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:04:32,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:04:32,016 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:04:32,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:04:32,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:04:32,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:04:32,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:04:32,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:04:32,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:04:32,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:04:32,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:04:32,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:04:32,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:04:32,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:04:32,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:04:32,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:04:32,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:04:32,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:04:32,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:04:32,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:04:32,065 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:04:32,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:04:32,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:04:32,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:04:32,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:04:32,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:04:32,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:04:32,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:04:32,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:04:32,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:04:32,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:04:32,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:04:32,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:04:32,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:04:32,077 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-02 22:04:32,104 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:04:32,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:04:32,105 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:04:32,112 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:04:32,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:04:32,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:04:32,114 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:04:32,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:04:32,114 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 22:04:32,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 22:04:32,114 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 22:04:32,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:04:32,115 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 22:04:32,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 22:04:32,115 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 22:04:32,115 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 22:04:32,116 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:04:32,116 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:04:32,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 22:04:32,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:04:32,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:04:32,117 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-02 22:04:32,117 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 22:04:32,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:04:32,117 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:04:32,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 22:04:32,118 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 22:04:32,118 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 22:04:32,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 22:04:32,118 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 22:04:32,118 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-02 22:04:32,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 22:04:32,119 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-02 22:04:32,119 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-02 22:04:32,119 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_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 [2021-11-02 22:04:32,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:04:32,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:04:32,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:04:32,401 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:04:32,402 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:04:32,403 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2021-11-02 22:04:32,464 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/data/f34cc132f/026c2b40501d491787eda837b442e2d6/FLAGb7afefc64 [2021-11-02 22:04:32,970 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:04:32,970 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2021-11-02 22:04:32,979 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/data/f34cc132f/026c2b40501d491787eda837b442e2d6/FLAGb7afefc64 [2021-11-02 22:04:33,293 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/data/f34cc132f/026c2b40501d491787eda837b442e2d6 [2021-11-02 22:04:33,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:04:33,297 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:04:33,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:04:33,314 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:04:33,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:04:33,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:04:33" (1/1) ... [2021-11-02 22:04:33,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53bcfea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:33, skipping insertion in model container [2021-11-02 22:04:33,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:04:33" (1/1) ... [2021-11-02 22:04:33,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:04:33,363 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:04:33,592 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_82b8cabd-6530-495c-bcbb-689e68524e66/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6687,6700] [2021-11-02 22:04:33,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:04:33,610 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 22:04:33,671 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_82b8cabd-6530-495c-bcbb-689e68524e66/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6687,6700] [2021-11-02 22:04:33,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:04:33,701 INFO L208 MainTranslator]: Completed translation [2021-11-02 22:04:33,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:33 WrapperNode [2021-11-02 22:04:33,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:04:33,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 22:04:33,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 22:04:33,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 22:04:33,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:33" (1/1) ... [2021-11-02 22:04:33,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:33" (1/1) ... [2021-11-02 22:04:33,784 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 22:04:33,785 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 22:04:33,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 22:04:33,786 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 22:04:33,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:33" (1/1) ... [2021-11-02 22:04:33,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:33" (1/1) ... [2021-11-02 22:04:33,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:33" (1/1) ... [2021-11-02 22:04:33,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:33" (1/1) ... [2021-11-02 22:04:33,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:33" (1/1) ... [2021-11-02 22:04:33,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:33" (1/1) ... [2021-11-02 22:04:33,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:33" (1/1) ... [2021-11-02 22:04:33,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 22:04:33,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 22:04:33,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 22:04:33,861 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 22:04:33,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:33" (1/1) ... [2021-11-02 22:04:33,876 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:04:33,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:04:33,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 22:04:33,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 22:04:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 22:04:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-02 22:04:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-02 22:04:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-02 22:04:33,973 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-02 22:04:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-02 22:04:33,973 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-02 22:04:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-02 22:04:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-02 22:04:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-02 22:04:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-02 22:04:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 22:04:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-02 22:04:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-02 22:04:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-02 22:04:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 22:04:33,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 22:04:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-02 22:04:33,979 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-02 22:04:35,601 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 22:04:35,602 INFO L299 CfgBuilder]: Removed 74 assume(true) statements. [2021-11-02 22:04:35,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:04:35 BoogieIcfgContainer [2021-11-02 22:04:35,606 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 22:04:35,607 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 22:04:35,607 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 22:04:35,611 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 22:04:35,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 10:04:33" (1/3) ... [2021-11-02 22:04:35,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a3486d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:04:35, skipping insertion in model container [2021-11-02 22:04:35,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:33" (2/3) ... [2021-11-02 22:04:35,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a3486d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:04:35, skipping insertion in model container [2021-11-02 22:04:35,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:04:35" (3/3) ... [2021-11-02 22:04:35,614 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-bad-commit-2.wvr-bad.c [2021-11-02 22:04:35,620 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-02 22:04:35,620 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 22:04:35,620 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-02 22:04:35,621 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-02 22:04:35,662 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,662 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,663 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,663 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,663 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,663 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,664 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,664 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,664 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,664 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,665 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,665 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,665 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,665 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,666 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,666 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,666 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,666 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,666 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,667 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,667 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,667 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,668 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,668 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,668 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,668 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,669 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,669 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,669 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,669 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,670 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,670 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,670 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,670 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,671 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,671 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,671 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,672 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,672 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,672 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,672 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,672 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,673 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,673 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,673 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,674 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,674 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,674 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,674 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,674 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,675 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,675 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,675 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,676 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,676 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,676 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,676 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,676 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,677 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,677 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,677 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,678 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,678 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,678 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,678 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,679 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,679 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,679 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,679 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,679 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,680 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,680 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,680 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,681 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,681 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,681 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,681 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,681 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,682 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,682 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,682 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,683 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,683 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,683 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,683 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,684 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,684 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,684 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,685 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,685 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,685 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,685 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,686 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,705 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,706 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,706 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,707 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,707 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,707 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,707 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,708 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,708 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,708 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,708 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,709 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,709 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,709 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,709 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,709 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,710 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,710 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,710 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,710 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,711 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,711 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,711 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,712 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,712 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,712 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,712 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,713 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,713 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,713 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,713 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,713 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,714 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,714 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,714 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,714 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,714 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,715 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,715 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,715 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,715 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,716 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,716 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,716 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,716 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,717 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,717 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,717 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,717 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,717 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,718 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,721 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,721 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,721 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,722 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,722 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,722 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,722 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,723 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,723 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,725 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,725 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,725 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,725 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,726 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,726 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,726 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,726 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,726 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,727 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,727 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,727 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,727 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,727 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,728 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,728 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,728 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,730 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,730 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,730 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,730 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,731 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,731 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,731 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,731 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,731 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,733 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,733 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,734 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,734 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,734 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,734 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,734 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,735 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,735 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-02 22:04:35,744 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-11-02 22:04:35,794 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-02 22:04:35,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/z3 [2021-11-02 22:04:35,800 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-02 22:04:35,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-02 22:04:35,854 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-02 22:04:35,865 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 [2021-11-02 22:04:35,865 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-02 22:04:36,258 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-02 22:04:36,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:04:36,264 INFO L85 PathProgramCache]: Analyzing trace with hash -719330890, now seen corresponding path program 1 times [2021-11-02 22:04:36,273 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:04:36,273 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382980650] [2021-11-02 22:04:36,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:04:36,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:04:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:04:36,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:04:36,575 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:04:36,576 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382980650] [2021-11-02 22:04:36,577 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382980650] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:04:36,577 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:04:36,580 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 22:04:36,582 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900640412] [2021-11-02 22:04:36,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-02 22:04:36,594 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:04:36,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-02 22:04:36,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-02 22:04:36,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:36,618 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:04:36,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 108.5) internal successors, (217), 2 states have internal predecessors, (217), 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) [2021-11-02 22:04:36,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:36,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:36,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-02 22:04:36,676 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-02 22:04:36,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:04:36,679 INFO L85 PathProgramCache]: Analyzing trace with hash 222028806, now seen corresponding path program 1 times [2021-11-02 22:04:36,679 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:04:36,680 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602610096] [2021-11-02 22:04:36,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:04:36,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:04:36,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:04:37,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:04:37,124 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:04:37,124 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602610096] [2021-11-02 22:04:37,125 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602610096] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:04:37,125 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:04:37,125 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-02 22:04:37,125 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722099439] [2021-11-02 22:04:37,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-02 22:04:37,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:04:37,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 22:04:37,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:04:37,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:37,132 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:04:37,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 42.4) internal successors, (212), 5 states have internal predecessors, (212), 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) [2021-11-02 22:04:37,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:37,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:37,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:37,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:04:37,310 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-02 22:04:37,311 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-02 22:04:37,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:04:37,311 INFO L85 PathProgramCache]: Analyzing trace with hash 2037687860, now seen corresponding path program 1 times [2021-11-02 22:04:37,313 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:04:37,313 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080042185] [2021-11-02 22:04:37,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:04:37,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:04:37,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:04:37,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:04:37,545 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:04:37,546 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080042185] [2021-11-02 22:04:37,546 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080042185] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:04:37,546 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:04:37,546 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:04:37,547 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036893696] [2021-11-02 22:04:37,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 22:04:37,550 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:04:37,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:04:37,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:04:37,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:37,552 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:04:37,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.33333333333333) internal successors, (217), 3 states have internal predecessors, (217), 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) [2021-11-02 22:04:37,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:37,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:04:37,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:37,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:37,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:04:37,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:37,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-02 22:04:37,580 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-02 22:04:37,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:04:37,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1037792175, now seen corresponding path program 1 times [2021-11-02 22:04:37,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:04:37,581 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012100553] [2021-11-02 22:04:37,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:04:37,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:04:37,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:04:37,710 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-02 22:04:37,710 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:04:37,710 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012100553] [2021-11-02 22:04:37,711 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012100553] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:04:37,711 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:04:37,711 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-02 22:04:37,711 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391026493] [2021-11-02 22:04:37,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-02 22:04:37,712 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:04:37,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-02 22:04:37,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-02 22:04:37,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:37,714 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:04:37,714 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 36.833333333333336) internal successors, (221), 6 states have internal predecessors, (221), 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) [2021-11-02 22:04:37,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:37,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:04:37,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:37,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:37,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:37,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:04:37,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:37,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-02 22:04:37,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-02 22:04:37,844 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-02 22:04:37,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:04:37,845 INFO L85 PathProgramCache]: Analyzing trace with hash 87995115, now seen corresponding path program 1 times [2021-11-02 22:04:37,845 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:04:37,846 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185056669] [2021-11-02 22:04:37,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:04:37,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:04:37,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:04:37,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:04:37,986 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:04:37,987 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185056669] [2021-11-02 22:04:37,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185056669] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:04:37,987 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:04:37,988 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:04:37,988 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112977811] [2021-11-02 22:04:37,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 22:04:37,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:04:37,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:04:37,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:04:37,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:37,990 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:04:37,991 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.0) internal successors, (216), 3 states have internal predecessors, (216), 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) [2021-11-02 22:04:37,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:37,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:04:37,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:37,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-02 22:04:37,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:38,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:38,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:04:38,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:38,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-02 22:04:38,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:38,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-02 22:04:38,059 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-02 22:04:38,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:04:38,060 INFO L85 PathProgramCache]: Analyzing trace with hash 1890152491, now seen corresponding path program 1 times [2021-11-02 22:04:38,060 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:04:38,061 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556087172] [2021-11-02 22:04:38,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:04:38,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:04:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:04:38,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:04:38,192 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:04:38,193 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556087172] [2021-11-02 22:04:38,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556087172] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:04:38,193 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:04:38,193 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:04:38,194 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270115569] [2021-11-02 22:04:38,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 22:04:38,195 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:04:38,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:04:38,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:04:38,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:38,196 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:04:38,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.0) internal successors, (216), 3 states have internal predecessors, (216), 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) [2021-11-02 22:04:38,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:38,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:04:38,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:38,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-02 22:04:38,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:38,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:38,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:38,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:04:38,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:38,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-02 22:04:38,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:38,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:38,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-02 22:04:38,649 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-02 22:04:38,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:04:38,650 INFO L85 PathProgramCache]: Analyzing trace with hash -634725558, now seen corresponding path program 1 times [2021-11-02 22:04:38,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:04:38,650 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839997513] [2021-11-02 22:04:38,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:04:38,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:04:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:04:38,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-02 22:04:38,731 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:04:38,731 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839997513] [2021-11-02 22:04:38,732 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839997513] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:04:38,732 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:04:38,732 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:04:38,732 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957630925] [2021-11-02 22:04:38,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 22:04:38,733 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:04:38,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:04:38,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:04:38,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:38,735 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:04:38,735 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.66666666666667) internal successors, (221), 3 states have internal predecessors, (221), 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) [2021-11-02 22:04:38,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:38,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:04:38,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:38,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-02 22:04:38,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:38,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:38,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:39,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:39,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:04:39,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:39,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:04:39,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:39,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:39,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:39,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-02 22:04:39,134 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-02 22:04:39,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:04:39,135 INFO L85 PathProgramCache]: Analyzing trace with hash -1700430248, now seen corresponding path program 1 times [2021-11-02 22:04:39,135 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:04:39,135 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499682925] [2021-11-02 22:04:39,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:04:39,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:04:39,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:04:39,314 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:04:39,315 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:04:39,315 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499682925] [2021-11-02 22:04:39,315 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499682925] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:04:39,315 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:04:39,316 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-02 22:04:39,316 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819516756] [2021-11-02 22:04:39,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-02 22:04:39,317 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:04:39,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-02 22:04:39,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-11-02 22:04:39,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:39,318 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-02 22:04:39,318 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.666666666666664) internal successors, (226), 6 states have internal predecessors, (226), 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) [2021-11-02 22:04:39,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:39,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:04:39,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:39,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:04:39,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:39,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:39,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:39,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:39,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:04:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:04:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:04:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:04:39,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:04:39,360 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 22:04:39,361 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-11-02 22:04:39,361 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-11-02 22:04:39,361 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION [2021-11-02 22:04:39,362 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATION [2021-11-02 22:04:39,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-02 22:04:39,378 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:04:39,380 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-02 22:04:39,380 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-02 22:04:39,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 10:04:39 BasicIcfg [2021-11-02 22:04:39,383 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-02 22:04:39,384 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-02 22:04:39,384 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-02 22:04:39,384 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-02 22:04:39,385 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:04:35" (3/4) ... [2021-11-02 22:04:39,388 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-02 22:04:39,394 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-11-02 22:04:39,394 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-11-02 22:04:39,395 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-11-02 22:04:39,395 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2021-11-02 22:04:39,407 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2021-11-02 22:04:39,408 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-02 22:04:39,409 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 22:04:39,409 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 22:04:39,491 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/witness.graphml [2021-11-02 22:04:39,492 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-02 22:04:39,493 INFO L168 Benchmark]: Toolchain (without parser) took 6194.94 ms. Allocated memory was 92.3 MB in the beginning and 184.5 MB in the end (delta: 92.3 MB). Free memory was 50.1 MB in the beginning and 110.2 MB in the end (delta: -60.1 MB). Peak memory consumption was 32.6 MB. Max. memory is 16.1 GB. [2021-11-02 22:04:39,494 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 92.3 MB. Free memory is still 66.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:04:39,495 INFO L168 Benchmark]: CACSL2BoogieTranslator took 387.23 ms. Allocated memory is still 92.3 MB. Free memory was 49.9 MB in the beginning and 65.5 MB in the end (delta: -15.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-02 22:04:39,495 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.20 ms. Allocated memory is still 92.3 MB. Free memory was 65.5 MB in the beginning and 62.3 MB in the end (delta: 3.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:04:39,495 INFO L168 Benchmark]: Boogie Preprocessor took 74.35 ms. Allocated memory is still 92.3 MB. Free memory was 62.3 MB in the beginning and 59.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-02 22:04:39,496 INFO L168 Benchmark]: RCFGBuilder took 1745.38 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 59.5 MB in the beginning and 53.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 16.1 GB. [2021-11-02 22:04:39,496 INFO L168 Benchmark]: TraceAbstraction took 3776.13 ms. Allocated memory was 111.1 MB in the beginning and 184.5 MB in the end (delta: 73.4 MB). Free memory was 52.7 MB in the beginning and 115.4 MB in the end (delta: -62.7 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. [2021-11-02 22:04:39,497 INFO L168 Benchmark]: Witness Printer took 107.65 ms. Allocated memory is still 184.5 MB. Free memory was 115.4 MB in the beginning and 110.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-02 22:04:39,499 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 92.3 MB. Free memory is still 66.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 387.23 ms. Allocated memory is still 92.3 MB. Free memory was 49.9 MB in the beginning and 65.5 MB in the end (delta: -15.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 82.20 ms. Allocated memory is still 92.3 MB. Free memory was 65.5 MB in the beginning and 62.3 MB in the end (delta: 3.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 74.35 ms. Allocated memory is still 92.3 MB. Free memory was 62.3 MB in the beginning and 59.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1745.38 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 59.5 MB in the beginning and 53.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3776.13 ms. Allocated memory was 111.1 MB in the beginning and 184.5 MB in the end (delta: 73.4 MB). Free memory was 52.7 MB in the beginning and 115.4 MB in the end (delta: -62.7 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. * Witness Printer took 107.65 ms. Allocated memory is still 184.5 MB. Free memory was 115.4 MB in the beginning and 110.2 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: 34601, positive: 30747, positive conditional: 24460, positive unconditional: 6287, negative: 3854, negative conditional: 3803, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30798, positive: 30747, positive conditional: 24460, positive unconditional: 6287, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 30798, positive: 30747, positive conditional: 24460, positive unconditional: 6287, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32470, positive: 30747, positive conditional: 22864, positive unconditional: 7883, negative: 1723, negative conditional: 1672, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 32470, positive: 30747, positive conditional: 1975, positive unconditional: 28772, negative: 1723, negative conditional: 0, negative unconditional: 1723, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 32470, positive: 30747, positive conditional: 1975, positive unconditional: 28772, negative: 1723, negative conditional: 0, negative unconditional: 1723, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4880, positive: 4829, positive conditional: 17, positive unconditional: 4812, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4880, positive: 4800, positive conditional: 0, positive unconditional: 4800, negative: 80, negative conditional: 0, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 80, positive: 29, positive conditional: 17, positive unconditional: 12, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 330, positive: 98, positive conditional: 55, positive unconditional: 43, negative: 233, negative conditional: 0, negative unconditional: 233, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 32470, positive: 25918, positive conditional: 1958, positive unconditional: 23960, negative: 1672, negative conditional: 0, negative unconditional: 1672, unknown: 4880, unknown conditional: 17, unknown unconditional: 4863] , Statistics on independence cache: Total cache size (in pairs): 4880, Positive cache size: 4829, Positive conditional cache size: 17, Positive unconditional cache size: 4812, Negative cache size: 51, Negative conditional cache size: 0, Negative unconditional cache size: 51, Eliminated conditions: 22561, Maximal queried relation: 3, Independence queries for same thread: 3803 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 544, Number of persistent set computation: 1488, Number of trivial persistent sets: 1140, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6338, positive: 6287, positive conditional: 0, positive unconditional: 6287, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 34601, positive: 30747, positive conditional: 24460, positive unconditional: 6287, negative: 3854, negative conditional: 3803, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30798, positive: 30747, positive conditional: 24460, positive unconditional: 6287, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 30798, positive: 30747, positive conditional: 24460, positive unconditional: 6287, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32470, positive: 30747, positive conditional: 22864, positive unconditional: 7883, negative: 1723, negative conditional: 1672, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 32470, positive: 30747, positive conditional: 1975, positive unconditional: 28772, negative: 1723, negative conditional: 0, negative unconditional: 1723, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 32470, positive: 30747, positive conditional: 1975, positive unconditional: 28772, negative: 1723, negative conditional: 0, negative unconditional: 1723, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4880, positive: 4829, positive conditional: 17, positive unconditional: 4812, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4880, positive: 4800, positive conditional: 0, positive unconditional: 4800, negative: 80, negative conditional: 0, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 80, positive: 29, positive conditional: 17, positive unconditional: 12, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 330, positive: 98, positive conditional: 55, positive unconditional: 43, negative: 233, negative conditional: 0, negative unconditional: 233, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 32470, positive: 25918, positive conditional: 1958, positive unconditional: 23960, negative: 1672, negative conditional: 0, negative unconditional: 1672, unknown: 4880, unknown conditional: 17, unknown unconditional: 4863] , Statistics on independence cache: Total cache size (in pairs): 4880, Positive cache size: 4829, Positive conditional cache size: 17, Positive unconditional cache size: 4812, Negative cache size: 51, Negative conditional cache size: 0, Negative unconditional cache size: 51, Eliminated conditions: 22561, Maximal queried relation: 3, Independence queries for same thread: 3803 - 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: 206]: 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 9 procedures, 342 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.6s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 37, 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: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1748 NumberOfCodeBlocks, 1748 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1740 ConstructedInterpolants, 0 QuantifiedInterpolants, 3430 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 16/16 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! [2021-11-02 22:04:39,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-02 22:04:39,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b8cabd-6530-495c-bcbb-689e68524e66/bin/ugemcutter-gZIa6NM3Pm/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