./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label10.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_f1ae4c84-5f32-448a-ba74-069d7e481c7f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae4c84-5f32-448a-ba74-069d7e481c7f/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_f1ae4c84-5f32-448a-ba74-069d7e481c7f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae4c84-5f32-448a-ba74-069d7e481c7f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae4c84-5f32-448a-ba74-069d7e481c7f/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_f1ae4c84-5f32-448a-ba74-069d7e481c7f/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 a24fec5150e44d80cd66a293e62312c173f941d5643050e415eb72b0805f56eb --- 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 17:05:24,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:05:24,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:05:24,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:05:24,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:05:24,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:05:24,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:05:24,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:05:24,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:05:24,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:05:24,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:05:24,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:05:24,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:05:24,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:05:24,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:05:24,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:05:24,129 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:05:24,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:05:24,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:05:24,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:05:24,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:05:24,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:05:24,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:05:24,153 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:05:24,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:05:24,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:05:24,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:05:24,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:05:24,167 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:05:24,168 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:05:24,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:05:24,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:05:24,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:05:24,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:05:24,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:05:24,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:05:24,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:05:24,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:05:24,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:05:24,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:05:24,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:05:24,182 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae4c84-5f32-448a-ba74-069d7e481c7f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:05:24,232 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:05:24,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:05:24,234 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:05:24,234 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:05:24,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:05:24,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:05:24,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:05:24,236 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:05:24,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:05:24,236 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:05:24,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:05:24,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:05:24,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:05:24,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:05:24,239 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:05:24,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:05:24,240 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:05:24,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:05:24,240 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:05:24,240 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:05:24,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:05:24,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:24,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:05:24,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:05:24,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:05:24,260 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:05:24,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:05:24,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:05:24,261 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_f1ae4c84-5f32-448a-ba74-069d7e481c7f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae4c84-5f32-448a-ba74-069d7e481c7f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a24fec5150e44d80cd66a293e62312c173f941d5643050e415eb72b0805f56eb [2022-10-17 17:05:24,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:05:24,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:05:24,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:05:24,585 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:05:24,586 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:05:24,587 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae4c84-5f32-448a-ba74-069d7e481c7f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label10.c [2022-10-17 17:05:24,652 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae4c84-5f32-448a-ba74-069d7e481c7f/bin/ukojak-92XMlrwhuB/data/113076f89/1095d3474e41401ea26e37e73744d428/FLAG235a47c27 [2022-10-17 17:05:25,341 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:05:25,341 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae4c84-5f32-448a-ba74-069d7e481c7f/sv-benchmarks/c/eca-rers2012/Problem03_label10.c [2022-10-17 17:05:25,358 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae4c84-5f32-448a-ba74-069d7e481c7f/bin/ukojak-92XMlrwhuB/data/113076f89/1095d3474e41401ea26e37e73744d428/FLAG235a47c27 [2022-10-17 17:05:25,509 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae4c84-5f32-448a-ba74-069d7e481c7f/bin/ukojak-92XMlrwhuB/data/113076f89/1095d3474e41401ea26e37e73744d428 [2022-10-17 17:05:25,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:05:25,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:05:25,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:25,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:05:25,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:05:25,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:25" (1/1) ... [2022-10-17 17:05:25,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f580c33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:25, skipping insertion in model container [2022-10-17 17:05:25,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:25" (1/1) ... [2022-10-17 17:05:25,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:05:25,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:05:26,331 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_f1ae4c84-5f32-448a-ba74-069d7e481c7f/sv-benchmarks/c/eca-rers2012/Problem03_label10.c[58665,58678] [2022-10-17 17:05:26,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:26,387 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:05:26,753 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_f1ae4c84-5f32-448a-ba74-069d7e481c7f/sv-benchmarks/c/eca-rers2012/Problem03_label10.c[58665,58678] [2022-10-17 17:05:26,766 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:26,786 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:05:26,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:26 WrapperNode [2022-10-17 17:05:26,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:26,788 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:26,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:05:26,790 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:05:26,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:26" (1/1) ... [2022-10-17 17:05:26,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:26" (1/1) ... [2022-10-17 17:05:26,927 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 17:05:26,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:26,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:05:26,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:05:26,929 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:05:26,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:26" (1/1) ... [2022-10-17 17:05:26,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:26" (1/1) ... [2022-10-17 17:05:26,949 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:26" (1/1) ... [2022-10-17 17:05:26,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:26" (1/1) ... [2022-10-17 17:05:27,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:26" (1/1) ... [2022-10-17 17:05:27,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:26" (1/1) ... [2022-10-17 17:05:27,081 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:26" (1/1) ... [2022-10-17 17:05:27,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:26" (1/1) ... [2022-10-17 17:05:27,141 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:05:27,143 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:05:27,143 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:05:27,143 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:05:27,144 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:26" (1/1) ... [2022-10-17 17:05:27,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:27,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae4c84-5f32-448a-ba74-069d7e481c7f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:05:27,181 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae4c84-5f32-448a-ba74-069d7e481c7f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:05:27,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae4c84-5f32-448a-ba74-069d7e481c7f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:05:27,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:05:27,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:05:27,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:05:27,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:05:27,324 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:05:27,325 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:05:29,430 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:05:29,875 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:05:29,875 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:05:29,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:05:29 BoogieIcfgContainer [2022-10-17 17:05:29,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:05:29,881 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:05:29,881 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:05:29,892 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:05:29,892 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:05:29" (1/1) ... [2022-10-17 17:05:29,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:05:29,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:29,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 17:05:29,995 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 17:05:30,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 17:05:30,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:30,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:31,065 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 17:05:32,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:32,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 289 states and 522 transitions. [2022-10-17 17:05:32,100 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 522 transitions. [2022-10-17 17:05:32,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 17:05:32,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:32,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:32,449 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 17:05:32,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:32,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 293 states and 528 transitions. [2022-10-17 17:05:32,527 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 528 transitions. [2022-10-17 17:05:32,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 17:05:32,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:32,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:32,829 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 17:05:32,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:32,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 298 states and 536 transitions. [2022-10-17 17:05:32,977 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 536 transitions. [2022-10-17 17:05:32,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 17:05:32,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:32,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:33,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:33,359 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:35,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:35,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 440 states and 727 transitions. [2022-10-17 17:05:35,017 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 727 transitions. [2022-10-17 17:05:35,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 17:05:35,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:35,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:35,291 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:35,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:35,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 447 states and 738 transitions. [2022-10-17 17:05:35,544 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 738 transitions. [2022-10-17 17:05:35,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 17:05:35,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:35,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:35,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:35,892 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 17:05:36,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:36,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 458 states and 775 transitions. [2022-10-17 17:05:36,718 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 775 transitions. [2022-10-17 17:05:36,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 17:05:36,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:36,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:37,015 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 17:05:37,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:37,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 462 states and 780 transitions. [2022-10-17 17:05:37,138 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 780 transitions. [2022-10-17 17:05:37,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-10-17 17:05:37,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:37,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:37,390 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:37,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:37,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 471 states and 794 transitions. [2022-10-17 17:05:37,733 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 794 transitions. [2022-10-17 17:05:37,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 17:05:37,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:37,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:38,502 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 17:05:41,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:41,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 626 states and 1016 transitions. [2022-10-17 17:05:41,223 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1016 transitions. [2022-10-17 17:05:41,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 17:05:41,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:41,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:41,422 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:41,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:41,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 627 states and 1017 transitions. [2022-10-17 17:05:41,541 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1017 transitions. [2022-10-17 17:05:41,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-17 17:05:41,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:41,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:41,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:41,767 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 17:05:42,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:42,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 634 states and 1038 transitions. [2022-10-17 17:05:42,488 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1038 transitions. [2022-10-17 17:05:42,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-17 17:05:42,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:42,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:42,695 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 17:05:42,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:42,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 638 states and 1042 transitions. [2022-10-17 17:05:42,956 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1042 transitions. [2022-10-17 17:05:42,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 17:05:42,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:42,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:43,189 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 17:05:43,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:43,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 651 states and 1060 transitions. [2022-10-17 17:05:43,437 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1060 transitions. [2022-10-17 17:05:43,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 17:05:43,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:43,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:43,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:43,703 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:44,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:44,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 660 states and 1073 transitions. [2022-10-17 17:05:44,296 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1073 transitions. [2022-10-17 17:05:44,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 17:05:44,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:44,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:44,629 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:45,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:45,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 662 states and 1075 transitions. [2022-10-17 17:05:45,035 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1075 transitions. [2022-10-17 17:05:45,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 17:05:45,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:45,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:45,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:45,291 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:45,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:45,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 665 states and 1078 transitions. [2022-10-17 17:05:45,655 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1078 transitions. [2022-10-17 17:05:45,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 17:05:45,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:45,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:45,938 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:46,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:46,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 668 states and 1081 transitions. [2022-10-17 17:05:46,339 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1081 transitions. [2022-10-17 17:05:46,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 17:05:46,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:46,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:46,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:46,601 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:46,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:46,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 677 states and 1091 transitions. [2022-10-17 17:05:46,826 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1091 transitions. [2022-10-17 17:05:46,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 17:05:46,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:46,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:47,113 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:47,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:47,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 678 states and 1092 transitions. [2022-10-17 17:05:47,219 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1092 transitions. [2022-10-17 17:05:47,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 17:05:47,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:47,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:47,466 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:47,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:47,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 679 states and 1094 transitions. [2022-10-17 17:05:47,533 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1094 transitions. [2022-10-17 17:05:47,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 17:05:47,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:47,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:47,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:47,851 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:05:48,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:48,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 680 states and 1097 transitions. [2022-10-17 17:05:48,211 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1097 transitions. [2022-10-17 17:05:48,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 17:05:48,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:48,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:48,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:48,456 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:05:48,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:48,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 684 states and 1101 transitions. [2022-10-17 17:05:48,726 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1101 transitions. [2022-10-17 17:05:48,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 17:05:48,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:48,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:48,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:48,995 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:05:49,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:49,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 690 states and 1110 transitions. [2022-10-17 17:05:49,432 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1110 transitions. [2022-10-17 17:05:49,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 17:05:49,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:49,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:49,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:49,599 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:05:49,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:49,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 692 states and 1112 transitions. [2022-10-17 17:05:49,762 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1112 transitions. [2022-10-17 17:05:49,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 17:05:49,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:49,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:49,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:49,938 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:05:50,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:50,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 701 states and 1121 transitions. [2022-10-17 17:05:50,324 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1121 transitions. [2022-10-17 17:05:50,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 17:05:50,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:50,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:50,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:50,494 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:05:50,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:50,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 715 states and 1137 transitions. [2022-10-17 17:05:50,713 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1137 transitions. [2022-10-17 17:05:50,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-10-17 17:05:50,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:50,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:50,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:50,883 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 17:05:50,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:50,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 719 states and 1142 transitions. [2022-10-17 17:05:50,980 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1142 transitions. [2022-10-17 17:05:50,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-10-17 17:05:50,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:50,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:51,490 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.