./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/dll2c_insert_unequal.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_62aaa9bf-9984-44e9-933e-041ae0873e3c/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aaa9bf-9984-44e9-933e-041ae0873e3c/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_62aaa9bf-9984-44e9-933e-041ae0873e3c/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aaa9bf-9984-44e9-933e-041ae0873e3c/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/dll2c_insert_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aaa9bf-9984-44e9-933e-041ae0873e3c/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_62aaa9bf-9984-44e9-933e-041ae0873e3c/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 1b81f923e96224472f8219a473f794261ff02356a47c6b09b527f0fc600725a8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:23:16,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:23:16,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:23:16,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:23:16,941 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:23:16,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:23:16,947 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:23:16,950 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:23:16,953 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:23:16,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:23:16,959 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:23:16,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:23:16,961 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:23:16,964 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:23:16,966 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:23:16,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:23:16,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:23:16,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:23:16,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:23:16,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:23:16,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:23:16,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:23:16,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:23:16,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:23:17,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:23:17,003 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:23:17,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:23:17,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:23:17,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:23:17,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:23:17,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:23:17,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:23:17,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:23:17,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:23:17,013 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:23:17,013 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:23:17,014 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:23:17,014 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:23:17,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:23:17,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:23:17,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:23:17,017 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aaa9bf-9984-44e9-933e-041ae0873e3c/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 01:23:17,061 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:23:17,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:23:17,065 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:23:17,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:23:17,066 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:23:17,066 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:23:17,066 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:23:17,066 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:23:17,067 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:23:17,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:23:17,068 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:23:17,074 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:23:17,074 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:23:17,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:23:17,075 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:23:17,075 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:23:17,075 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:23:17,075 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:23:17,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:23:17,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:23:17,076 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:23:17,076 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:23:17,077 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:23:17,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:23:17,077 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_62aaa9bf-9984-44e9-933e-041ae0873e3c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aaa9bf-9984-44e9-933e-041ae0873e3c/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b81f923e96224472f8219a473f794261ff02356a47c6b09b527f0fc600725a8 [2021-11-23 01:23:17,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:23:17,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:23:17,384 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:23:17,386 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:23:17,386 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:23:17,387 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aaa9bf-9984-44e9-933e-041ae0873e3c/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/list-simple/dll2c_insert_unequal.i [2021-11-23 01:23:17,486 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aaa9bf-9984-44e9-933e-041ae0873e3c/bin/ukojak-LBtLqBUTdQ/data/a187ad397/eabaddc0ccee41c3bdec6813079678eb/FLAG9b46dc1c5 [2021-11-23 01:23:17,928 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:23:17,929 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aaa9bf-9984-44e9-933e-041ae0873e3c/sv-benchmarks/c/list-simple/dll2c_insert_unequal.i [2021-11-23 01:23:17,941 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aaa9bf-9984-44e9-933e-041ae0873e3c/bin/ukojak-LBtLqBUTdQ/data/a187ad397/eabaddc0ccee41c3bdec6813079678eb/FLAG9b46dc1c5 [2021-11-23 01:23:18,273 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aaa9bf-9984-44e9-933e-041ae0873e3c/bin/ukojak-LBtLqBUTdQ/data/a187ad397/eabaddc0ccee41c3bdec6813079678eb [2021-11-23 01:23:18,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:23:18,277 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:23:18,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:23:18,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:23:18,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:23:18,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:23:18" (1/1) ... [2021-11-23 01:23:18,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18b809ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:18, skipping insertion in model container [2021-11-23 01:23:18,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:23:18" (1/1) ... [2021-11-23 01:23:18,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:23:18,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:23:18,684 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_62aaa9bf-9984-44e9-933e-041ae0873e3c/sv-benchmarks/c/list-simple/dll2c_insert_unequal.i[25148,25161] [2021-11-23 01:23:18,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:23:18,699 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:23:18,746 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_62aaa9bf-9984-44e9-933e-041ae0873e3c/sv-benchmarks/c/list-simple/dll2c_insert_unequal.i[25148,25161] [2021-11-23 01:23:18,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:23:18,788 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:23:18,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:18 WrapperNode [2021-11-23 01:23:18,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:23:18,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:23:18,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:23:18,790 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:23:18,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:18" (1/1) ... [2021-11-23 01:23:18,813 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:18" (1/1) ... [2021-11-23 01:23:18,842 INFO L137 Inliner]: procedures = 127, calls = 58, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 219 [2021-11-23 01:23:18,842 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:23:18,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:23:18,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:23:18,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:23:18,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:18" (1/1) ... [2021-11-23 01:23:18,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:18" (1/1) ... [2021-11-23 01:23:18,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:18" (1/1) ... [2021-11-23 01:23:18,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:18" (1/1) ... [2021-11-23 01:23:18,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:18" (1/1) ... [2021-11-23 01:23:18,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:18" (1/1) ... [2021-11-23 01:23:18,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:18" (1/1) ... [2021-11-23 01:23:18,881 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:23:18,882 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:23:18,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:23:18,883 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:23:18,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:18" (1/1) ... [2021-11-23 01:23:18,891 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:23:18,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aaa9bf-9984-44e9-933e-041ae0873e3c/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:23:18,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aaa9bf-9984-44e9-933e-041ae0873e3c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:23:18,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62aaa9bf-9984-44e9-933e-041ae0873e3c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:23:18,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:23:18,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:23:18,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:23:18,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:23:18,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:23:18,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:23:18,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:23:18,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:23:18,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:23:18,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:23:18,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:23:18,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:23:19,128 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:23:19,130 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:23:19,691 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:23:19,799 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:23:19,801 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-23 01:23:19,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:23:19 BoogieIcfgContainer [2021-11-23 01:23:19,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:23:19,813 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:23:19,813 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:23:19,820 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:23:19,820 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:23:19" (1/1) ... [2021-11-23 01:23:19,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:23:19,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:19,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 169 states and 186 transitions. [2021-11-23 01:23:19,889 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 186 transitions. [2021-11-23 01:23:19,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:23:19,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:19,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:20,033 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 01:23:20,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 168 states and 185 transitions. [2021-11-23 01:23:20,066 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 185 transitions. [2021-11-23 01:23:20,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:23:20,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:20,113 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 01:23:20,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 167 states and 184 transitions. [2021-11-23 01:23:20,183 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 184 transitions. [2021-11-23 01:23:20,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:23:20,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:20,212 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 01:23:20,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 166 states and 183 transitions. [2021-11-23 01:23:20,225 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 183 transitions. [2021-11-23 01:23:20,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:23:20,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:20,260 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 01:23:20,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 165 states and 182 transitions. [2021-11-23 01:23:20,275 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 182 transitions. [2021-11-23 01:23:20,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:23:20,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:20,304 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 01:23:20,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 164 states and 181 transitions. [2021-11-23 01:23:20,318 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 181 transitions. [2021-11-23 01:23:20,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:23:20,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:20,353 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 01:23:20,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 163 states and 180 transitions. [2021-11-23 01:23:20,376 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 180 transitions. [2021-11-23 01:23:20,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:23:20,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:20,441 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 01:23:20,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 164 states and 182 transitions. [2021-11-23 01:23:20,583 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 182 transitions. [2021-11-23 01:23:20,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:23:20,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:20,640 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 01:23:20,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 163 states and 181 transitions. [2021-11-23 01:23:20,667 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 181 transitions. [2021-11-23 01:23:20,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:23:20,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:20,736 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 01:23:20,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 162 states and 180 transitions. [2021-11-23 01:23:20,763 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 180 transitions. [2021-11-23 01:23:20,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:23:20,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:20,813 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 01:23:20,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 161 states and 179 transitions. [2021-11-23 01:23:20,832 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 179 transitions. [2021-11-23 01:23:20,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:23:20,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:20,886 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 01:23:20,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 160 states and 178 transitions. [2021-11-23 01:23:20,902 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 178 transitions. [2021-11-23 01:23:20,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:23:20,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:20,952 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 01:23:20,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 159 states and 177 transitions. [2021-11-23 01:23:20,971 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 177 transitions. [2021-11-23 01:23:20,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:23:20,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:21,039 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 01:23:21,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:21,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2021-11-23 01:23:21,057 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2021-11-23 01:23:21,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:23:21,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:21,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:21,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:21,118 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 01:23:21,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:21,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 157 states and 175 transitions. [2021-11-23 01:23:21,150 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 175 transitions. [2021-11-23 01:23:21,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:23:21,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:21,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:21,210 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 01:23:21,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:21,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 156 states and 174 transitions. [2021-11-23 01:23:21,350 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 174 transitions. [2021-11-23 01:23:21,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:23:21,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:21,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:21,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:21,474 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 01:23:21,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:21,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 164 states and 187 transitions. [2021-11-23 01:23:21,991 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 187 transitions. [2021-11-23 01:23:21,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:23:21,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:21,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:22,063 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 01:23:22,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:22,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 172 states and 200 transitions. [2021-11-23 01:23:22,780 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 200 transitions. [2021-11-23 01:23:22,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:23:22,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:22,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:22,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:22,905 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 01:23:23,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:23,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 178 states and 207 transitions. [2021-11-23 01:23:23,943 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 207 transitions. [2021-11-23 01:23:23,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:23:23,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:23,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:24,142 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 01:23:25,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:25,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 189 states and 235 transitions. [2021-11-23 01:23:25,484 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 235 transitions. [2021-11-23 01:23:25,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:23:25,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:25,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:25,794 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 01:23:28,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:28,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 200 states and 266 transitions. [2021-11-23 01:23:28,118 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 266 transitions. [2021-11-23 01:23:28,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:23:28,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:28,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:28,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:28,144 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 01:23:29,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:29,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 204 states and 279 transitions. [2021-11-23 01:23:29,332 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 279 transitions. [2021-11-23 01:23:29,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:23:29,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:29,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:29,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:29,451 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 01:23:31,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:31,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 208 states and 289 transitions. [2021-11-23 01:23:31,472 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 289 transitions. [2021-11-23 01:23:31,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:23:31,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:31,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:31,531 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 01:23:31,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:31,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 207 states and 288 transitions. [2021-11-23 01:23:31,560 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 288 transitions. [2021-11-23 01:23:31,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:23:31,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:31,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:31,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:31,614 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 01:23:31,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:31,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 206 states and 287 transitions. [2021-11-23 01:23:31,638 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 287 transitions. [2021-11-23 01:23:31,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:23:31,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:31,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:31,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:31,684 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 01:23:31,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:31,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 205 states and 286 transitions. [2021-11-23 01:23:31,698 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 286 transitions. [2021-11-23 01:23:31,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:23:31,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:31,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:31,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:31,773 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 01:23:31,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:31,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 204 states and 285 transitions. [2021-11-23 01:23:31,799 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 285 transitions. [2021-11-23 01:23:31,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:23:31,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:31,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:31,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:31,827 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 01:23:31,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:31,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 203 states and 284 transitions. [2021-11-23 01:23:31,841 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 284 transitions. [2021-11-23 01:23:31,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:23:31,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:31,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:31,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:31,874 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 01:23:31,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:31,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 202 states and 283 transitions. [2021-11-23 01:23:31,889 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 283 transitions. [2021-11-23 01:23:31,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:23:31,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:31,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:32,270 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 01:23:36,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:36,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 219 states and 322 transitions. [2021-11-23 01:23:36,172 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 322 transitions. [2021-11-23 01:23:36,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:23:36,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:36,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:36,805 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 01:23:42,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:42,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 236 states and 359 transitions. [2021-11-23 01:23:42,145 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 359 transitions. [2021-11-23 01:23:42,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:23:42,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:42,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:42,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:43,340 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 01:23:45,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:45,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 238 states and 364 transitions. [2021-11-23 01:23:45,781 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 364 transitions. [2021-11-23 01:23:45,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:23:45,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:45,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:47,118 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 01:23:49,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:49,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 245 states and 377 transitions. [2021-11-23 01:23:49,662 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 377 transitions. [2021-11-23 01:23:49,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:23:49,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:49,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:49,826 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 01:23:52,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:52,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 145 states and 165 transitions. [2021-11-23 01:23:52,623 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 165 transitions. [2021-11-23 01:23:52,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:23:52,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:52,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:52,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:52,650 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 01:23:53,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:53,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 148 states and 174 transitions. [2021-11-23 01:23:53,133 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 174 transitions. [2021-11-23 01:23:53,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:23:53,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:53,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:53,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:53,722 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 01:23:55,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:55,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 151 states and 183 transitions. [2021-11-23 01:23:55,102 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 183 transitions. [2021-11-23 01:23:55,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:23:55,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:55,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:55,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:55,270 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 01:23:57,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:57,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 153 states and 189 transitions. [2021-11-23 01:23:57,101 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 189 transitions. [2021-11-23 01:23:57,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:23:57,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:57,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:57,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:57,552 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 01:24:06,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:06,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 156 states and 202 transitions. [2021-11-23 01:24:06,943 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 202 transitions. [2021-11-23 01:24:06,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:24:06,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:06,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:06,977 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 01:24:07,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:07,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 157 states and 203 transitions. [2021-11-23 01:24:07,701 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 203 transitions. [2021-11-23 01:24:07,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:24:07,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:07,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:07,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:07,945 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 01:24:10,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:10,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 162 states and 216 transitions. [2021-11-23 01:24:10,950 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 216 transitions. [2021-11-23 01:24:10,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:24:10,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:10,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:10,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:10,982 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 01:24:11,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:11,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 163 states and 220 transitions. [2021-11-23 01:24:11,647 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 220 transitions. [2021-11-23 01:24:11,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:24:11,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:11,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:11,867 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 01:24:14,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:14,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 164 states and 221 transitions. [2021-11-23 01:24:14,515 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 221 transitions. [2021-11-23 01:24:14,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:24:14,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:14,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:14,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:14,924 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 01:24:17,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:17,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 167 states and 232 transitions. [2021-11-23 01:24:17,585 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 232 transitions. [2021-11-23 01:24:17,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:24:17,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:17,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:17,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:17,616 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 01:24:18,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:18,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 168 states and 234 transitions. [2021-11-23 01:24:18,288 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 234 transitions. [2021-11-23 01:24:18,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:24:18,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:18,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:18,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:18,312 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 01:24:19,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:19,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 170 states and 238 transitions. [2021-11-23 01:24:19,703 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 238 transitions. [2021-11-23 01:24:19,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:24:19,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:19,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:19,730 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 01:24:20,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:20,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 171 states and 239 transitions. [2021-11-23 01:24:20,384 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 239 transitions. [2021-11-23 01:24:20,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:24:20,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:20,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:20,881 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 01:24:24,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:24,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 174 states and 249 transitions. [2021-11-23 01:24:24,420 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 249 transitions. [2021-11-23 01:24:24,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:24:24,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:24,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:24,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:24,447 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 01:24:25,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:25,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 175 states and 252 transitions. [2021-11-23 01:24:25,319 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 252 transitions. [2021-11-23 01:24:25,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:24:25,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:25,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:25,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:25,362 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 01:24:26,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:26,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 176 states and 256 transitions. [2021-11-23 01:24:26,344 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 256 transitions. [2021-11-23 01:24:26,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:24:26,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:26,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:26,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:26,376 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 01:24:27,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:27,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 177 states and 257 transitions. [2021-11-23 01:24:27,169 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 257 transitions. [2021-11-23 01:24:27,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:24:27,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:27,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:27,196 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 01:24:28,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:28,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 178 states and 260 transitions. [2021-11-23 01:24:28,033 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 260 transitions. [2021-11-23 01:24:28,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:24:28,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:28,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:28,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:28,066 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 01:24:29,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:29,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 179 states and 263 transitions. [2021-11-23 01:24:29,030 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 263 transitions. [2021-11-23 01:24:29,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:24:29,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:29,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:29,060 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 01:24:32,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:32,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 184 states and 278 transitions. [2021-11-23 01:24:32,560 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 278 transitions. [2021-11-23 01:24:32,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:24:32,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:32,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:32,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:32,589 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 01:24:33,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:33,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 147 states and 168 transitions. [2021-11-23 01:24:33,554 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 168 transitions. [2021-11-23 01:24:33,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:24:33,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:33,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:33,894 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 01:24:40,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:40,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 150 states and 173 transitions. [2021-11-23 01:24:40,795 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 173 transitions. [2021-11-23 01:24:40,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:24:40,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:40,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:40,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:40,828 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 01:24:42,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:42,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 150 states and 172 transitions. [2021-11-23 01:24:42,030 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 172 transitions. [2021-11-23 01:24:42,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:24:42,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:42,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:42,055 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 01:24:43,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:43,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 145 states and 164 transitions. [2021-11-23 01:24:43,098 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 164 transitions. [2021-11-23 01:24:43,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:24:43,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:43,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:43,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:43,130 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 01:24:44,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:44,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 142 states and 159 transitions. [2021-11-23 01:24:44,276 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 159 transitions. [2021-11-23 01:24:44,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:24:44,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:44,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:44,300 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 01:24:45,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:45,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 137 states and 154 transitions. [2021-11-23 01:24:45,656 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 154 transitions. [2021-11-23 01:24:45,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:24:45,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:45,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:45,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:45,689 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 01:24:47,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:47,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 141 states and 160 transitions. [2021-11-23 01:24:47,510 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 160 transitions. [2021-11-23 01:24:47,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:24:47,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:47,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:47,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:47,533 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 01:24:47,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:47,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 140 states and 159 transitions. [2021-11-23 01:24:47,549 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 159 transitions. [2021-11-23 01:24:47,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:24:47,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:47,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:48,232 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 01:24:49,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:49,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 139 states and 158 transitions. [2021-11-23 01:24:49,740 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 158 transitions. [2021-11-23 01:24:49,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:24:49,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:49,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:50,938 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 01:24:58,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:58,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 142 states and 162 transitions. [2021-11-23 01:24:58,647 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 162 transitions. [2021-11-23 01:24:58,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:24:58,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:58,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:58,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:58,680 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 01:24:59,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:59,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 137 states and 155 transitions. [2021-11-23 01:24:59,684 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 155 transitions. [2021-11-23 01:24:59,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:24:59,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:59,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:59,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:59,715 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 01:25:00,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:00,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 137 states and 154 transitions. [2021-11-23 01:25:00,860 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 154 transitions. [2021-11-23 01:25:00,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:25:00,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:00,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:00,895 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 01:25:02,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:02,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 110 states and 126 transitions. [2021-11-23 01:25:02,043 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 126 transitions. [2021-11-23 01:25:02,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:25:02,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:02,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:02,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:02,157 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 01:25:02,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:02,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 109 states and 125 transitions. [2021-11-23 01:25:02,172 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2021-11-23 01:25:02,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:25:02,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:02,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:02,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:02,207 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 01:25:02,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:02,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 108 states and 124 transitions. [2021-11-23 01:25:02,233 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 124 transitions. [2021-11-23 01:25:02,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:25:02,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:02,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:02,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:07,385 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 01:25:34,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:34,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 112 states and 128 transitions. [2021-11-23 01:25:34,785 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 128 transitions. [2021-11-23 01:25:34,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:25:34,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:34,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:34,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:39,807 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 01:26:05,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:05,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 104 states and 116 transitions. [2021-11-23 01:26:05,230 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 116 transitions. [2021-11-23 01:26:05,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:26:05,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:05,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:05,263 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 01:26:07,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:07,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 103 states and 115 transitions. [2021-11-23 01:26:07,538 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 115 transitions. [2021-11-23 01:26:07,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:26:07,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:07,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:07,565 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 01:26:09,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:09,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 102 states and 114 transitions. [2021-11-23 01:26:09,940 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 114 transitions. [2021-11-23 01:26:09,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:26:09,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:09,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:09,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:10,428 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 01:26:25,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:25,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 104 states and 117 transitions. [2021-11-23 01:26:25,799 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 117 transitions. [2021-11-23 01:26:25,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:26:25,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:25,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:26,597 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 01:26:44,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:44,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 106 states and 120 transitions. [2021-11-23 01:26:44,859 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 120 transitions. [2021-11-23 01:26:44,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:26:44,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:44,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:45,425 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 01:26:59,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 103 states and 116 transitions. [2021-11-23 01:26:59,358 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 116 transitions. [2021-11-23 01:26:59,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:26:59,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,504 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 01:27:37,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:37,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 106 states and 121 transitions. [2021-11-23 01:27:37,422 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 121 transitions. [2021-11-23 01:27:37,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:27:37,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:37,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:37,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:38,109 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 01:27:48,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:48,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 103 states and 116 transitions. [2021-11-23 01:27:48,209 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 116 transitions. [2021-11-23 01:27:48,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:27:48,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:48,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:48,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:59,160 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 01:28:30,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:30,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 106 states and 121 transitions. [2021-11-23 01:28:30,123 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 121 transitions. [2021-11-23 01:28:30,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:28:30,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:30,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:30,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:31,578 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 01:28:34,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:34,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 104 states and 118 transitions. [2021-11-23 01:28:34,620 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 118 transitions. [2021-11-23 01:28:34,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:28:34,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:34,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:35,704 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 01:28:37,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:37,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 102 states and 115 transitions. [2021-11-23 01:28:37,692 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 115 transitions. [2021-11-23 01:28:37,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:28:37,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:37,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:37,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:37,874 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 01:28:37,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:37,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 101 states and 114 transitions. [2021-11-23 01:28:37,902 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 114 transitions. [2021-11-23 01:28:37,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:28:37,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:37,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:37,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:46,856 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 01:28:55,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:55,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 103 states and 118 transitions. [2021-11-23 01:28:55,791 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 118 transitions. [2021-11-23 01:28:55,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:28:55,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:55,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:11,314 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 01:30:28,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:28,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 107 states and 123 transitions. [2021-11-23 01:30:28,486 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 123 transitions. [2021-11-23 01:30:28,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:30:28,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:28,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:28,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:33,766 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 01:31:11,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 97 states and 110 transitions. [2021-11-23 01:31:11,593 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 110 transitions. [2021-11-23 01:31:11,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:31:11,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,651 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 01:31:17,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 101 states and 117 transitions. [2021-11-23 01:31:17,008 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 117 transitions. [2021-11-23 01:31:17,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:31:17,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,438 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 01:31:23,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 105 states and 124 transitions. [2021-11-23 01:31:23,352 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 124 transitions. [2021-11-23 01:31:23,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:31:23,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,083 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 01:32:20,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 111 states and 134 transitions. [2021-11-23 01:32:20,125 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 134 transitions. [2021-11-23 01:32:20,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:32:20,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:37,519 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 01:33:17,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:17,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 117 states and 146 transitions. [2021-11-23 01:33:17,891 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 146 transitions. [2021-11-23 01:33:17,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:33:17,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:17,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:17,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:36,704 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 01:34:18,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:18,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 122 states and 156 transitions. [2021-11-23 01:34:18,376 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 156 transitions. [2021-11-23 01:34:18,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:34:18,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:18,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:18,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:36,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.