./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/dll2c_insert_equal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eccb3267-7d93-4a5f-bb7b-c28edb957e43/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eccb3267-7d93-4a5f-bb7b-c28edb957e43/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eccb3267-7d93-4a5f-bb7b-c28edb957e43/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eccb3267-7d93-4a5f-bb7b-c28edb957e43/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/dll2c_insert_equal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eccb3267-7d93-4a5f-bb7b-c28edb957e43/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eccb3267-7d93-4a5f-bb7b-c28edb957e43/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 535caea86e22f289c2fcb0364594f5e7b1dfaabfa814e56099346e6a240c0067 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:46:09,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:46:09,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:46:09,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:46:09,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:46:09,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:46:09,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:46:09,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:46:09,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:46:09,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:46:09,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:46:09,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:46:09,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:46:09,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:46:09,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:46:09,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:46:09,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:46:09,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:46:09,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:46:09,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:46:09,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:46:09,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:46:09,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:46:09,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:46:09,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:46:09,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:46:09,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:46:09,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:46:09,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:46:09,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:46:09,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:46:09,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:46:09,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:46:09,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:46:09,507 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:46:09,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:46:09,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:46:09,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:46:09,509 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:46:09,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:46:09,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:46:09,512 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eccb3267-7d93-4a5f-bb7b-c28edb957e43/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:46:09,534 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:46:09,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:46:09,536 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:46:09,536 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:46:09,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:46:09,537 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:46:09,537 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:46:09,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:46:09,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:46:09,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:46:09,538 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:46:09,539 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:46:09,539 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:46:09,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:46:09,539 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:46:09,540 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:46:09,540 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:46:09,540 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:46:09,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:46:09,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:46:09,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:46:09,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:46:09,542 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:46:09,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:46:09,542 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_eccb3267-7d93-4a5f-bb7b-c28edb957e43/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eccb3267-7d93-4a5f-bb7b-c28edb957e43/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 535caea86e22f289c2fcb0364594f5e7b1dfaabfa814e56099346e6a240c0067 [2021-11-23 00:46:09,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:46:09,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:46:09,859 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:46:09,861 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:46:09,862 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:46:09,864 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eccb3267-7d93-4a5f-bb7b-c28edb957e43/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/list-simple/dll2c_insert_equal.i [2021-11-23 00:46:09,941 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eccb3267-7d93-4a5f-bb7b-c28edb957e43/bin/ukojak-LBtLqBUTdQ/data/381132c78/8866740c4dd949d4984c60bb57233ae8/FLAG93bdbbe45 [2021-11-23 00:46:10,594 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:46:10,595 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eccb3267-7d93-4a5f-bb7b-c28edb957e43/sv-benchmarks/c/list-simple/dll2c_insert_equal.i [2021-11-23 00:46:10,626 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eccb3267-7d93-4a5f-bb7b-c28edb957e43/bin/ukojak-LBtLqBUTdQ/data/381132c78/8866740c4dd949d4984c60bb57233ae8/FLAG93bdbbe45 [2021-11-23 00:46:10,852 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eccb3267-7d93-4a5f-bb7b-c28edb957e43/bin/ukojak-LBtLqBUTdQ/data/381132c78/8866740c4dd949d4984c60bb57233ae8 [2021-11-23 00:46:10,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:46:10,859 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:46:10,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:46:10,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:46:10,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:46:10,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:46:10" (1/1) ... [2021-11-23 00:46:10,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5420bced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:10, skipping insertion in model container [2021-11-23 00:46:10,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:46:10" (1/1) ... [2021-11-23 00:46:10,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:46:10,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:46:11,355 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_eccb3267-7d93-4a5f-bb7b-c28edb957e43/sv-benchmarks/c/list-simple/dll2c_insert_equal.i[24877,24890] [2021-11-23 00:46:11,358 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:46:11,365 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:46:11,408 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_eccb3267-7d93-4a5f-bb7b-c28edb957e43/sv-benchmarks/c/list-simple/dll2c_insert_equal.i[24877,24890] [2021-11-23 00:46:11,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:46:11,438 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:46:11,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:11 WrapperNode [2021-11-23 00:46:11,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:46:11,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:46:11,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:46:11,441 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:46:11,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:11" (1/1) ... [2021-11-23 00:46:11,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:11" (1/1) ... [2021-11-23 00:46:11,496 INFO L137 Inliner]: procedures = 127, calls = 53, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 188 [2021-11-23 00:46:11,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:46:11,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:46:11,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:46:11,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:46:11,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:11" (1/1) ... [2021-11-23 00:46:11,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:11" (1/1) ... [2021-11-23 00:46:11,536 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:11" (1/1) ... [2021-11-23 00:46:11,537 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:11" (1/1) ... [2021-11-23 00:46:11,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:11" (1/1) ... [2021-11-23 00:46:11,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:11" (1/1) ... [2021-11-23 00:46:11,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:11" (1/1) ... [2021-11-23 00:46:11,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:46:11,584 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:46:11,584 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:46:11,585 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:46:11,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:46:11" (1/1) ... [2021-11-23 00:46:11,598 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:46:11,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eccb3267-7d93-4a5f-bb7b-c28edb957e43/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:46:11,626 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eccb3267-7d93-4a5f-bb7b-c28edb957e43/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:46:11,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eccb3267-7d93-4a5f-bb7b-c28edb957e43/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:46:11,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:46:11,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:46:11,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:46:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:46:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:46:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:46:11,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:46:11,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:46:11,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 00:46:11,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:46:11,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:46:11,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:46:11,820 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:46:11,822 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:46:12,454 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:46:12,504 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:46:12,504 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 00:46:12,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:46:12 BoogieIcfgContainer [2021-11-23 00:46:12,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:46:12,508 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:46:12,509 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:46:12,517 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:46:12,517 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:46:12" (1/1) ... [2021-11-23 00:46:12,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:46:12,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:12,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 151 states and 164 transitions. [2021-11-23 00:46:12,586 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 164 transitions. [2021-11-23 00:46:12,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:46:12,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:12,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:12,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:12,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:12,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:12,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 150 states and 163 transitions. [2021-11-23 00:46:12,840 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 163 transitions. [2021-11-23 00:46:12,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:46:12,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:12,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:12,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:13,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:13,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 149 states and 162 transitions. [2021-11-23 00:46:13,035 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 162 transitions. [2021-11-23 00:46:13,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:46:13,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:13,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:13,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:13,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:13,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 148 states and 161 transitions. [2021-11-23 00:46:13,109 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 161 transitions. [2021-11-23 00:46:13,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:46:13,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:13,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:13,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:13,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:13,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:13,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 147 states and 160 transitions. [2021-11-23 00:46:13,204 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 160 transitions. [2021-11-23 00:46:13,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:46:13,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:13,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:13,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:13,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:13,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:13,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 146 states and 159 transitions. [2021-11-23 00:46:13,276 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 159 transitions. [2021-11-23 00:46:13,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:46:13,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:13,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:13,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:13,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:13,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 145 states and 158 transitions. [2021-11-23 00:46:13,367 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 158 transitions. [2021-11-23 00:46:13,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:46:13,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:13,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:13,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:13,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:13,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 146 states and 160 transitions. [2021-11-23 00:46:13,557 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 160 transitions. [2021-11-23 00:46:13,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:46:13,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:13,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:13,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:13,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:13,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:13,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 145 states and 159 transitions. [2021-11-23 00:46:13,636 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 159 transitions. [2021-11-23 00:46:13,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:46:13,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:13,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:13,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:13,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:13,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:13,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 144 states and 158 transitions. [2021-11-23 00:46:13,723 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 158 transitions. [2021-11-23 00:46:13,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:46:13,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:13,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:13,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:13,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:13,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:13,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 143 states and 157 transitions. [2021-11-23 00:46:13,788 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 157 transitions. [2021-11-23 00:46:13,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:46:13,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:13,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:13,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:13,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:13,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:13,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 142 states and 156 transitions. [2021-11-23 00:46:13,849 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 156 transitions. [2021-11-23 00:46:13,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:46:13,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:13,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:13,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:13,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:13,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:13,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 141 states and 155 transitions. [2021-11-23 00:46:13,904 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 155 transitions. [2021-11-23 00:46:13,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:46:13,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:13,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:13,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:13,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:13,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 140 states and 154 transitions. [2021-11-23 00:46:13,965 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 154 transitions. [2021-11-23 00:46:13,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:46:13,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:13,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:13,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:14,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:14,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:14,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 139 states and 153 transitions. [2021-11-23 00:46:14,034 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 153 transitions. [2021-11-23 00:46:14,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:46:14,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:14,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:14,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:14,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:14,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:14,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 138 states and 152 transitions. [2021-11-23 00:46:14,242 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 152 transitions. [2021-11-23 00:46:14,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:46:14,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:14,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:14,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:14,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:14,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:14,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 146 states and 165 transitions. [2021-11-23 00:46:14,868 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 165 transitions. [2021-11-23 00:46:14,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:46:14,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:14,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:14,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:14,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:15,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:15,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 154 states and 178 transitions. [2021-11-23 00:46:15,622 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 178 transitions. [2021-11-23 00:46:15,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:46:15,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:15,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:15,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:15,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:16,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:16,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 160 states and 185 transitions. [2021-11-23 00:46:16,793 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 185 transitions. [2021-11-23 00:46:16,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:46:16,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:16,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:16,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:16,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:18,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:18,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 171 states and 213 transitions. [2021-11-23 00:46:18,454 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 213 transitions. [2021-11-23 00:46:18,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:46:18,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:18,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:18,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:18,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:21,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:21,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 182 states and 244 transitions. [2021-11-23 00:46:21,113 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 244 transitions. [2021-11-23 00:46:21,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:46:21,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:21,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:21,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:21,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:22,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:22,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 186 states and 257 transitions. [2021-11-23 00:46:22,538 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 257 transitions. [2021-11-23 00:46:22,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:46:22,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:22,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:22,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:24,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:24,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 190 states and 267 transitions. [2021-11-23 00:46:24,633 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 267 transitions. [2021-11-23 00:46:24,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:46:24,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:24,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:24,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:24,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:46:24,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:24,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 189 states and 266 transitions. [2021-11-23 00:46:24,682 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 266 transitions. [2021-11-23 00:46:24,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:46:24,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:24,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:24,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:46:24,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:24,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 188 states and 265 transitions. [2021-11-23 00:46:24,735 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 265 transitions. [2021-11-23 00:46:24,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:46:24,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:24,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:24,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:24,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:46:24,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:24,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 187 states and 264 transitions. [2021-11-23 00:46:24,775 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 264 transitions. [2021-11-23 00:46:24,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:46:24,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:24,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:24,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:24,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:46:24,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:24,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 186 states and 263 transitions. [2021-11-23 00:46:24,821 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 263 transitions. [2021-11-23 00:46:24,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:46:24,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:24,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:24,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:46:24,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:24,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 185 states and 262 transitions. [2021-11-23 00:46:24,860 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 262 transitions. [2021-11-23 00:46:24,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:46:24,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:24,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:24,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:24,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:46:24,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:24,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 184 states and 261 transitions. [2021-11-23 00:46:24,908 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 261 transitions. [2021-11-23 00:46:24,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:46:24,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:24,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:25,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:46:29,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:29,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 201 states and 300 transitions. [2021-11-23 00:46:29,267 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 300 transitions. [2021-11-23 00:46:29,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:46:29,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:29,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:29,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:29,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:35,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:35,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 218 states and 337 transitions. [2021-11-23 00:46:35,233 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 337 transitions. [2021-11-23 00:46:35,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:46:35,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:35,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:35,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:36,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:38,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:38,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 220 states and 342 transitions. [2021-11-23 00:46:38,882 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 342 transitions. [2021-11-23 00:46:38,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:46:38,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:38,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:38,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:40,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:42,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:42,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 227 states and 355 transitions. [2021-11-23 00:46:42,785 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 355 transitions. [2021-11-23 00:46:42,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:46:42,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:42,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:42,947 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:45,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:45,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 235 states and 369 transitions. [2021-11-23 00:46:45,399 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 369 transitions. [2021-11-23 00:46:45,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:46:45,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:45,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:45,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:45,425 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:46,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:46,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 127 states and 143 transitions. [2021-11-23 00:46:46,032 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 143 transitions. [2021-11-23 00:46:46,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:46:46,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:46,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:46,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:46,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:46:46,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:46,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 130 states and 152 transitions. [2021-11-23 00:46:46,618 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 152 transitions. [2021-11-23 00:46:46,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:46:46,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:46,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:47,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:46:48,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:48,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 133 states and 161 transitions. [2021-11-23 00:46:48,468 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 161 transitions. [2021-11-23 00:46:48,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:46:48,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:48,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:48,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:48,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:46:50,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:50,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 135 states and 167 transitions. [2021-11-23 00:46:50,529 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 167 transitions. [2021-11-23 00:46:50,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:46:50,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:50,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:50,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:51,122 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:47:00,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:00,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 138 states and 180 transitions. [2021-11-23 00:47:00,633 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 180 transitions. [2021-11-23 00:47:00,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:47:00,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:00,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:00,671 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:47:01,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:01,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 139 states and 181 transitions. [2021-11-23 00:47:01,442 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 181 transitions. [2021-11-23 00:47:01,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:01,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:01,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:01,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:01,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:47:04,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:04,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 144 states and 194 transitions. [2021-11-23 00:47:04,822 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 194 transitions. [2021-11-23 00:47:04,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:04,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:04,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:04,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:05,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:47:07,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:07,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 145 states and 195 transitions. [2021-11-23 00:47:07,622 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 195 transitions. [2021-11-23 00:47:07,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:07,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:07,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:07,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:07,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:08,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:08,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 146 states and 197 transitions. [2021-11-23 00:47:08,423 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 197 transitions. [2021-11-23 00:47:08,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:08,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:08,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:08,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:47:11,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:11,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 149 states and 208 transitions. [2021-11-23 00:47:11,345 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 208 transitions. [2021-11-23 00:47:11,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:11,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:11,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:11,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:47:12,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:12,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 150 states and 214 transitions. [2021-11-23 00:47:12,046 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 214 transitions. [2021-11-23 00:47:12,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:12,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:12,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:12,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:47:15,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:15,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 153 states and 226 transitions. [2021-11-23 00:47:15,954 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 226 transitions. [2021-11-23 00:47:15,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:15,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:15,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:15,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:15,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:47:16,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:16,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 154 states and 233 transitions. [2021-11-23 00:47:16,737 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 233 transitions. [2021-11-23 00:47:16,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:16,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:16,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:16,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:16,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:17,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:17,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 155 states and 234 transitions. [2021-11-23 00:47:17,494 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 234 transitions. [2021-11-23 00:47:17,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:17,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:17,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:17,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:19,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:19,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 157 states and 239 transitions. [2021-11-23 00:47:19,151 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 239 transitions. [2021-11-23 00:47:19,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:19,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:19,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:19,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:19,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:47:20,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:20,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 158 states and 243 transitions. [2021-11-23 00:47:20,094 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 243 transitions. [2021-11-23 00:47:20,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:20,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:20,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:20,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:21,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:21,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 159 states and 244 transitions. [2021-11-23 00:47:21,169 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 244 transitions. [2021-11-23 00:47:21,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:21,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:21,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:21,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:21,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:22,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:22,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 160 states and 245 transitions. [2021-11-23 00:47:22,017 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 245 transitions. [2021-11-23 00:47:22,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:22,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:22,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:22,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:22,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:47:23,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:23,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 161 states and 249 transitions. [2021-11-23 00:47:23,052 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 249 transitions. [2021-11-23 00:47:23,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:47:23,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:23,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:23,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:26,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:26,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 166 states and 266 transitions. [2021-11-23 00:47:26,991 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 266 transitions. [2021-11-23 00:47:26,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:47:26,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:26,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:27,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:27,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:27,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:27,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 167 states and 267 transitions. [2021-11-23 00:47:27,951 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 267 transitions. [2021-11-23 00:47:27,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:47:27,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:27,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:27,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:28,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:35,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:35,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 173 states and 287 transitions. [2021-11-23 00:47:35,004 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 287 transitions. [2021-11-23 00:47:35,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:47:35,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:35,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:35,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:35,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:35,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 174 states and 288 transitions. [2021-11-23 00:47:35,996 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 288 transitions. [2021-11-23 00:47:35,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:47:35,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:35,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:36,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:36,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:37,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:37,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 175 states and 290 transitions. [2021-11-23 00:47:37,079 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 290 transitions. [2021-11-23 00:47:37,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:47:37,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:37,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:37,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:38,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:38,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 176 states and 293 transitions. [2021-11-23 00:47:38,301 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 293 transitions. [2021-11-23 00:47:38,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:47:38,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:38,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:38,338 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:39,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:39,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 119 states and 132 transitions. [2021-11-23 00:47:39,733 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 132 transitions. [2021-11-23 00:47:39,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:47:39,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:39,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:39,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:39,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:39,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:39,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 118 states and 131 transitions. [2021-11-23 00:47:39,772 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 131 transitions. [2021-11-23 00:47:39,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:47:39,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:39,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:39,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:39,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:42,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:42,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 117 states and 130 transitions. [2021-11-23 00:47:42,664 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 130 transitions. [2021-11-23 00:47:42,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:47:42,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:42,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:43,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:44,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:44,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 116 states and 129 transitions. [2021-11-23 00:47:44,639 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 129 transitions. [2021-11-23 00:47:44,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:47:44,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:44,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:44,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:45,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:47:53,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:53,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 119 states and 133 transitions. [2021-11-23 00:47:53,513 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 133 transitions. [2021-11-23 00:47:53,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:47:53,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:53,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:53,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:53,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:47:54,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:54,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 119 states and 132 transitions. [2021-11-23 00:47:54,785 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 132 transitions. [2021-11-23 00:47:54,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:47:54,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:54,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:54,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:54,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:47:56,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:56,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 92 states and 104 transitions. [2021-11-23 00:47:56,126 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2021-11-23 00:47:56,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:56,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:56,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:02,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:32,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:32,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 97 states and 113 transitions. [2021-11-23 00:48:32,938 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 113 transitions. [2021-11-23 00:48:32,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:48:32,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:32,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:33,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:48:33,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:33,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 96 states and 112 transitions. [2021-11-23 00:48:33,115 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 112 transitions. [2021-11-23 00:48:33,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:48:33,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:33,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:33,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:38,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:56,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:56,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 97 states and 110 transitions. [2021-11-23 00:48:56,580 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 110 transitions. [2021-11-23 00:48:56,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:48:56,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:56,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:57,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:59,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:59,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 88 states and 98 transitions. [2021-11-23 00:48:59,279 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 98 transitions. [2021-11-23 00:48:59,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:48:59,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:59,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:59,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:48:59,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:59,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 87 states and 97 transitions. [2021-11-23 00:48:59,345 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 97 transitions. [2021-11-23 00:48:59,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:59,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:59,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:59,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:59,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:01,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:01,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 86 states and 96 transitions. [2021-11-23 00:49:01,639 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 96 transitions. [2021-11-23 00:49:01,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:49:01,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:01,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:01,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:01,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:04,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:04,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 85 states and 95 transitions. [2021-11-23 00:49:04,248 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 95 transitions. [2021-11-23 00:49:04,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:49:04,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:04,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:04,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:04,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:19,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:19,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 92 states and 104 transitions. [2021-11-23 00:49:19,601 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2021-11-23 00:49:19,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:49:19,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:19,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:20,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:38,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:38,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 99 states and 113 transitions. [2021-11-23 00:49:38,570 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2021-11-23 00:49:38,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:49:38,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:38,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:38,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:38,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:40,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:40,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 94 states and 107 transitions. [2021-11-23 00:49:40,439 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 107 transitions. [2021-11-23 00:49:40,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:49:40,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:40,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:40,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:40,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:42,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:42,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 89 states and 101 transitions. [2021-11-23 00:49:42,240 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 101 transitions. [2021-11-23 00:49:42,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:49:42,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:42,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:42,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:56,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:56,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 95 states and 109 transitions. [2021-11-23 00:49:56,820 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2021-11-23 00:49:56,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:49:56,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:56,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:08,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:36,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:36,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 103 states and 123 transitions. [2021-11-23 00:50:36,687 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 123 transitions. [2021-11-23 00:50:36,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:50:36,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:36,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:36,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:47,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:35,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:35,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 108 states and 133 transitions. [2021-11-23 00:51:35,163 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 133 transitions. [2021-11-23 00:51:35,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:51:35,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:35,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:35,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:53,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:53,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 114 states and 142 transitions. [2021-11-23 00:51:53,354 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 142 transitions. [2021-11-23 00:51:53,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:51:53,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:53,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:55,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:05,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:05,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 113 states and 140 transitions. [2021-11-23 00:52:05,905 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 140 transitions. [2021-11-23 00:52:05,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:52:05,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:05,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:05,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:09,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:09,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 89 states and 102 transitions. [2021-11-23 00:52:09,009 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 102 transitions. [2021-11-23 00:52:09,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:52:09,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:09,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:09,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:10,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:14,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:14,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 87 states and 99 transitions. [2021-11-23 00:52:14,065 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2021-11-23 00:52:14,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:52:14,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:14,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:15,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:17,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:17,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 85 states and 96 transitions. [2021-11-23 00:52:17,379 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2021-11-23 00:52:17,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:52:17,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:17,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:17,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:17,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:17,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 84 states and 95 transitions. [2021-11-23 00:52:17,422 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 95 transitions. [2021-11-23 00:52:17,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:52:17,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:17,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:27,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:37,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:37,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 86 states and 99 transitions. [2021-11-23 00:52:37,777 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 99 transitions. [2021-11-23 00:52:37,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:52:37,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:37,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:37,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:54,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:17,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:17,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 95 states and 113 transitions. [2021-11-23 00:54:17,655 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 113 transitions. [2021-11-23 00:54:17,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:54:17,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:17,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:17,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:20,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:23,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:23,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 90 states and 104 transitions. [2021-11-23 00:54:23,240 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2021-11-23 00:54:23,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:54:23,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:23,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:23,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:28,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:10,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:10,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 88 states and 100 transitions. [2021-11-23 00:55:10,216 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 100 transitions. [2021-11-23 00:55:10,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:55:10,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:10,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:55:16,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:16,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 92 states and 107 transitions. [2021-11-23 00:55:16,452 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 107 transitions. [2021-11-23 00:55:16,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:55:16,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:16,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:17,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:21,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:21,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 84 states and 97 transitions. [2021-11-23 00:55:21,086 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 97 transitions. [2021-11-23 00:55:21,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:55:21,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:21,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:21,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:21,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:55:27,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:27,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 88 states and 104 transitions. [2021-11-23 00:55:27,751 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 104 transitions. [2021-11-23 00:55:27,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:55:27,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:27,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:27,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:44,324 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:23,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:23,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 93 states and 114 transitions. [2021-11-23 00:56:23,371 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 114 transitions. [2021-11-23 00:56:23,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:56:23,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:23,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:23,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:36,311 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:14,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:14,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 98 states and 123 transitions. [2021-11-23 00:57:14,175 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 123 transitions. [2021-11-23 00:57:14,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:57:14,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:14,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:14,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:30,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.