./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label53.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label53.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2c75028c45c8bfe0f1d4af80312d164394cbdbf8280624d50449e86195205937 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:40:34,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:40:34,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:40:34,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:40:34,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:40:34,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:40:34,095 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:40:34,104 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:40:34,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:40:34,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:40:34,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:40:34,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:40:34,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:40:34,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:40:34,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:40:34,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:40:34,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:40:34,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:40:34,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:40:34,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:40:34,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:40:34,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:40:34,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:40:34,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:40:34,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:40:34,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:40:34,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:40:34,165 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:40:34,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:40:34,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:40:34,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:40:34,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:40:34,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:40:34,173 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:40:34,174 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:40:34,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:40:34,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:40:34,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:40:34,176 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:40:34,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:40:34,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:40:34,178 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:40:34,222 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:40:34,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:40:34,223 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:40:34,224 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:40:34,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:40:34,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:40:34,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:40:34,225 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:40:34,225 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:40:34,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:40:34,227 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:40:34,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:40:34,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:40:34,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:40:34,228 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:40:34,228 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:40:34,228 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:40:34,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:40:34,228 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:40:34,229 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:40:34,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:40:34,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:34,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:40:34,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:40:34,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:40:34,230 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:40:34,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:40:34,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:40:34,231 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_13359041-cb68-415e-a674-1892f190610a/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c75028c45c8bfe0f1d4af80312d164394cbdbf8280624d50449e86195205937 [2022-10-17 16:40:34,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:40:34,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:40:34,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:40:34,586 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:40:34,587 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:40:34,589 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label53.c [2022-10-17 16:40:34,660 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/bin/ukojak-92XMlrwhuB/data/484f44bc3/b27ac0359aee4b94bd93fa12dd285c52/FLAG63569688e [2022-10-17 16:40:35,293 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:40:35,293 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/sv-benchmarks/c/eca-rers2012/Problem03_label53.c [2022-10-17 16:40:35,313 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/bin/ukojak-92XMlrwhuB/data/484f44bc3/b27ac0359aee4b94bd93fa12dd285c52/FLAG63569688e [2022-10-17 16:40:35,485 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/bin/ukojak-92XMlrwhuB/data/484f44bc3/b27ac0359aee4b94bd93fa12dd285c52 [2022-10-17 16:40:35,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:40:35,491 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:40:35,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:35,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:40:35,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:40:35,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:35" (1/1) ... [2022-10-17 16:40:35,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c183b2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:35, skipping insertion in model container [2022-10-17 16:40:35,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:35" (1/1) ... [2022-10-17 16:40:35,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:40:35,600 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:40:36,215 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/sv-benchmarks/c/eca-rers2012/Problem03_label53.c[60419,60432] [2022-10-17 16:40:36,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:36,265 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:40:36,485 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/sv-benchmarks/c/eca-rers2012/Problem03_label53.c[60419,60432] [2022-10-17 16:40:36,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:36,512 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:40:36,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36 WrapperNode [2022-10-17 16:40:36,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:36,514 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:36,514 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:40:36,516 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:40:36,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,691 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 16:40:36,691 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:36,692 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:40:36,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:40:36,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:40:36,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,774 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,784 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:40:36,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:40:36,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:40:36,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:40:36,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:36,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:40:36,856 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:40:36,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13359041-cb68-415e-a674-1892f190610a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:40:36,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:40:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:40:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:40:36,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:40:37,031 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:40:37,033 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:40:39,085 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:40:39,502 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:40:39,502 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:40:39,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:39 BoogieIcfgContainer [2022-10-17 16:40:39,506 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:40:39,507 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:40:39,507 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:40:39,518 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:40:39,518 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:39" (1/1) ... [2022-10-17 16:40:39,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:40:39,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:39,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 16:40:39,592 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 16:40:39,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:40:39,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:39,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:39,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:40,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:41,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:41,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 289 states and 530 transitions. [2022-10-17 16:40:41,663 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 530 transitions. [2022-10-17 16:40:41,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 16:40:41,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:41,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:41,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:42,322 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:42,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:42,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 292 states and 535 transitions. [2022-10-17 16:40:42,404 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 535 transitions. [2022-10-17 16:40:42,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:40:42,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:42,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:42,682 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:42,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:42,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 296 states and 542 transitions. [2022-10-17 16:40:42,813 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 542 transitions. [2022-10-17 16:40:42,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:40:42,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:42,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:42,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:43,045 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:43,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:43,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 301 states and 551 transitions. [2022-10-17 16:40:43,277 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 551 transitions. [2022-10-17 16:40:43,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:40:43,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:43,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:43,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:43,751 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:45,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:45,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 449 states and 753 transitions. [2022-10-17 16:40:45,800 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 753 transitions. [2022-10-17 16:40:45,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-17 16:40:45,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:45,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:45,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:46,105 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:46,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:46,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 457 states and 768 transitions. [2022-10-17 16:40:46,762 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 768 transitions. [2022-10-17 16:40:46,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-10-17 16:40:46,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:46,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:47,102 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:47,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:47,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 460 states and 772 transitions. [2022-10-17 16:40:47,251 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 772 transitions. [2022-10-17 16:40:47,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-10-17 16:40:47,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:47,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:47,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:47,502 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:47,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:47,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 465 states and 779 transitions. [2022-10-17 16:40:47,719 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 779 transitions. [2022-10-17 16:40:47,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:40:47,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:47,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:48,014 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:48,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:48,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 466 states and 784 transitions. [2022-10-17 16:40:48,173 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 784 transitions. [2022-10-17 16:40:48,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:40:48,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:48,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:48,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:48,486 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:48,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:48,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 469 states and 787 transitions. [2022-10-17 16:40:48,637 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 787 transitions. [2022-10-17 16:40:48,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-10-17 16:40:48,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:48,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:48,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:48,834 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:40:49,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:49,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 470 states and 802 transitions. [2022-10-17 16:40:49,274 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 802 transitions. [2022-10-17 16:40:49,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-10-17 16:40:49,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:49,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:49,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:49,486 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:40:49,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:49,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 474 states and 807 transitions. [2022-10-17 16:40:49,773 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 807 transitions. [2022-10-17 16:40:49,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-10-17 16:40:49,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:49,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:49,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:49,966 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:40:50,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:50,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 477 states and 810 transitions. [2022-10-17 16:40:50,182 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 810 transitions. [2022-10-17 16:40:50,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:40:50,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:50,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:50,908 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:52,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:52,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 492 states and 887 transitions. [2022-10-17 16:40:52,475 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 887 transitions. [2022-10-17 16:40:52,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:40:52,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:52,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:52,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:52,669 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:53,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:53,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 501 states and 917 transitions. [2022-10-17 16:40:53,789 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 917 transitions. [2022-10-17 16:40:53,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:40:53,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:53,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:53,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:53,951 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:54,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:54,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 507 states and 928 transitions. [2022-10-17 16:40:54,654 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 928 transitions. [2022-10-17 16:40:54,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:40:54,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:54,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:54,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:54,803 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:55,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:55,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 511 states and 934 transitions. [2022-10-17 16:40:55,199 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 934 transitions. [2022-10-17 16:40:55,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:40:55,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:55,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:55,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:55,348 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:55,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:55,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 514 states and 938 transitions. [2022-10-17 16:40:55,555 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 938 transitions. [2022-10-17 16:40:55,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-17 16:40:55,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:55,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:55,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:55,759 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:55,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:55,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 517 states and 942 transitions. [2022-10-17 16:40:55,985 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 942 transitions. [2022-10-17 16:40:55,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-17 16:40:55,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:55,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:56,266 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:56,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:56,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 523 states and 953 transitions. [2022-10-17 16:40:56,393 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 953 transitions. [2022-10-17 16:40:56,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-10-17 16:40:56,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:56,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:56,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:56,767 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:57,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:57,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 526 states and 958 transitions. [2022-10-17 16:40:57,076 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 958 transitions. [2022-10-17 16:40:57,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-10-17 16:40:57,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:57,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:57,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:57,319 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:57,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:57,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 534 states and 970 transitions. [2022-10-17 16:40:57,854 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 970 transitions. [2022-10-17 16:40:57,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:40:57,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:57,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:58,115 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:58,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:58,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 538 states and 978 transitions. [2022-10-17 16:40:58,604 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 978 transitions. [2022-10-17 16:40:58,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:40:58,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:58,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:58,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:58,793 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:59,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:59,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 541 states and 982 transitions. [2022-10-17 16:40:59,074 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 982 transitions. [2022-10-17 16:40:59,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:40:59,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:59,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:59,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:59,253 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:59,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:59,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 542 states and 983 transitions. [2022-10-17 16:40:59,321 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 983 transitions. [2022-10-17 16:40:59,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:40:59,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:59,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:59,511 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:59,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:59,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 551 states and 994 transitions. [2022-10-17 16:40:59,704 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 994 transitions. [2022-10-17 16:40:59,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:40:59,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:59,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:59,896 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:41:00,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:00,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 552 states and 1001 transitions. [2022-10-17 16:41:00,186 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1001 transitions. [2022-10-17 16:41:00,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-10-17 16:41:00,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:00,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:00,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:00,398 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:41:01,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:01,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 557 states and 1026 transitions. [2022-10-17 16:41:01,218 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1026 transitions. [2022-10-17 16:41:01,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-10-17 16:41:01,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:01,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:01,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:01,402 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.