./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a5b05-3409-402c-9ad1-0528a8a2ddec/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a5b05-3409-402c-9ad1-0528a8a2ddec/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_218a5b05-3409-402c-9ad1-0528a8a2ddec/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a5b05-3409-402c-9ad1-0528a8a2ddec/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a5b05-3409-402c-9ad1-0528a8a2ddec/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a5b05-3409-402c-9ad1-0528a8a2ddec/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8b118c8ccb1b9404d8245cd33bf194109f3b73174bef011d7daa0d7cc47fcd86 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:26:52,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:26:52,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:26:52,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:26:52,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:26:52,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:26:52,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:26:52,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:26:52,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:26:52,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:26:52,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:26:52,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:26:52,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:26:52,874 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:26:52,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:26:52,883 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:26:52,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:26:52,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:26:52,890 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:26:52,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:26:52,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:26:52,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:26:52,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:26:52,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:26:52,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:26:52,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:26:52,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:26:52,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:26:52,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:26:52,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:26:52,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:26:52,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:26:52,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:26:52,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:26:52,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:26:52,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:26:52,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:26:52,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:26:52,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:26:52,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:26:52,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:26:52,932 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a5b05-3409-402c-9ad1-0528a8a2ddec/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:26:52,978 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:26:52,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:26:52,980 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:26:52,980 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:26:52,981 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:26:52,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:26:52,982 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:26:52,982 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:26:52,982 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:26:52,983 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:26:52,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:26:52,984 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:26:52,984 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:26:52,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:26:52,985 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:26:52,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:26:52,985 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:26:52,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:26:52,986 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:26:52,986 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:26:52,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:26:52,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:26:52,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:26:52,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:26:52,987 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:26:52,988 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:26:52,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:26:52,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:26:52,988 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_218a5b05-3409-402c-9ad1-0528a8a2ddec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a5b05-3409-402c-9ad1-0528a8a2ddec/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b118c8ccb1b9404d8245cd33bf194109f3b73174bef011d7daa0d7cc47fcd86 [2021-11-23 01:26:53,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:26:53,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:26:53,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:26:53,386 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:26:53,388 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:26:53,390 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a5b05-3409-402c-9ad1-0528a8a2ddec/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c [2021-11-23 01:26:53,458 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a5b05-3409-402c-9ad1-0528a8a2ddec/bin/ukojak-LBtLqBUTdQ/data/7572e818b/57d41f78ae09469c8097c2d95ca52b24/FLAG824b9c89c [2021-11-23 01:26:54,082 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:26:54,083 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a5b05-3409-402c-9ad1-0528a8a2ddec/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c [2021-11-23 01:26:54,099 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a5b05-3409-402c-9ad1-0528a8a2ddec/bin/ukojak-LBtLqBUTdQ/data/7572e818b/57d41f78ae09469c8097c2d95ca52b24/FLAG824b9c89c [2021-11-23 01:26:54,356 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a5b05-3409-402c-9ad1-0528a8a2ddec/bin/ukojak-LBtLqBUTdQ/data/7572e818b/57d41f78ae09469c8097c2d95ca52b24 [2021-11-23 01:26:54,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:26:54,360 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:26:54,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:26:54,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:26:54,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:26:54,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:26:54" (1/1) ... [2021-11-23 01:26:54,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fb9861a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:54, skipping insertion in model container [2021-11-23 01:26:54,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:26:54" (1/1) ... [2021-11-23 01:26:54,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:26:54,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:26:54,924 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_218a5b05-3409-402c-9ad1-0528a8a2ddec/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c[31172,31185] [2021-11-23 01:26:54,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:26:54,947 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:26:55,060 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_218a5b05-3409-402c-9ad1-0528a8a2ddec/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c[31172,31185] [2021-11-23 01:26:55,061 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:26:55,088 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:26:55,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:55 WrapperNode [2021-11-23 01:26:55,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:26:55,091 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:26:55,091 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:26:55,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:26:55,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:55" (1/1) ... [2021-11-23 01:26:55,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:55" (1/1) ... [2021-11-23 01:26:55,209 INFO L137 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1008 [2021-11-23 01:26:55,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:26:55,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:26:55,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:26:55,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:26:55,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:55" (1/1) ... [2021-11-23 01:26:55,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:55" (1/1) ... [2021-11-23 01:26:55,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:55" (1/1) ... [2021-11-23 01:26:55,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:55" (1/1) ... [2021-11-23 01:26:55,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:55" (1/1) ... [2021-11-23 01:26:55,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:55" (1/1) ... [2021-11-23 01:26:55,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:55" (1/1) ... [2021-11-23 01:26:55,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:26:55,324 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:26:55,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:26:55,325 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:26:55,326 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:55" (1/1) ... [2021-11-23 01:26:55,334 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:26:55,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a5b05-3409-402c-9ad1-0528a8a2ddec/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:26:55,366 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a5b05-3409-402c-9ad1-0528a8a2ddec/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:26:55,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a5b05-3409-402c-9ad1-0528a8a2ddec/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:26:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:26:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:26:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:26:55,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:26:55,644 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:26:55,652 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:26:56,769 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:26:57,931 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:26:57,932 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:26:57,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:26:57 BoogieIcfgContainer [2021-11-23 01:26:57,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:26:57,937 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:26:57,937 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:26:57,949 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:26:57,950 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:26:57" (1/1) ... [2021-11-23 01:26:57,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:26:58,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2021-11-23 01:26:58,063 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2021-11-23 01:26:58,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:26:58,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,886 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 01:26:59,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 141 states and 226 transitions. [2021-11-23 01:26:59,158 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 226 transitions. [2021-11-23 01:26:59,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:26:59,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,502 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 01:26:59,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 144 states and 232 transitions. [2021-11-23 01:26:59,891 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2021-11-23 01:26:59,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:26:59,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,217 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 01:27:00,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2021-11-23 01:27:00,761 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2021-11-23 01:27:00,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:27:00,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,979 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 01:27:01,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 153 states and 250 transitions. [2021-11-23 01:27:01,743 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 250 transitions. [2021-11-23 01:27:01,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:27:01,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,953 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 01:27:02,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 159 states and 262 transitions. [2021-11-23 01:27:02,898 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 262 transitions. [2021-11-23 01:27:02,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:27:02,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,361 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 01:27:04,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 167 states and 276 transitions. [2021-11-23 01:27:04,643 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 276 transitions. [2021-11-23 01:27:04,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:27:04,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,294 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 01:27:06,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 174 states and 289 transitions. [2021-11-23 01:27:06,791 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 289 transitions. [2021-11-23 01:27:06,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:27:06,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,952 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 01:27:07,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2021-11-23 01:27:07,267 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2021-11-23 01:27:07,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:27:07,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,386 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 01:27:07,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2021-11-23 01:27:07,407 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2021-11-23 01:27:07,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:27:07,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,808 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 01:27:10,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 187 states and 308 transitions. [2021-11-23 01:27:10,546 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 308 transitions. [2021-11-23 01:27:10,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:27:10,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,829 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 01:27:11,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 190 states and 312 transitions. [2021-11-23 01:27:11,091 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 312 transitions. [2021-11-23 01:27:11,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:27:11,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,050 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:26,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 254 states and 466 transitions. [2021-11-23 01:27:26,602 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 466 transitions. [2021-11-23 01:27:26,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:27:26,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:27,353 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:37,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:37,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 272 states and 500 transitions. [2021-11-23 01:27:37,726 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 500 transitions. [2021-11-23 01:27:37,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:27:37,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:37,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:37,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:38,073 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:38,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:38,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 273 states and 502 transitions. [2021-11-23 01:27:38,625 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 502 transitions. [2021-11-23 01:27:38,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:27:38,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:38,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:39,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:40,489 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:54,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:54,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 289 states and 536 transitions. [2021-11-23 01:27:54,278 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 536 transitions. [2021-11-23 01:27:54,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:27:54,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:54,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:55,130 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:07,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:07,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 308 states and 574 transitions. [2021-11-23 01:28:07,019 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 574 transitions. [2021-11-23 01:28:07,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:28:07,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:07,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:07,224 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:07,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:07,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 309 states and 579 transitions. [2021-11-23 01:28:07,844 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 579 transitions. [2021-11-23 01:28:07,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:28:07,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:07,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:08,054 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:08,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:08,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 310 states and 580 transitions. [2021-11-23 01:28:08,615 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 580 transitions. [2021-11-23 01:28:08,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:28:08,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:08,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:08,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:08,981 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:19,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:19,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 326 states and 610 transitions. [2021-11-23 01:28:19,340 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 610 transitions. [2021-11-23 01:28:19,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:28:19,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:19,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:20,142 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:32,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:32,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 346 states and 651 transitions. [2021-11-23 01:28:32,454 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 651 transitions. [2021-11-23 01:28:32,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:28:32,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:32,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:32,648 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:33,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:33,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 347 states and 653 transitions. [2021-11-23 01:28:33,284 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 653 transitions. [2021-11-23 01:28:33,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:28:33,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:33,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:33,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:33,490 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:34,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:34,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 348 states and 654 transitions. [2021-11-23 01:28:34,215 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 654 transitions. [2021-11-23 01:28:34,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:28:34,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:34,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:34,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:34,409 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:35,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:35,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 349 states and 655 transitions. [2021-11-23 01:28:35,269 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 655 transitions. [2021-11-23 01:28:35,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:28:35,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:35,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:35,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:35,460 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:36,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:36,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 350 states and 662 transitions. [2021-11-23 01:28:36,520 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 662 transitions. [2021-11-23 01:28:36,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:28:36,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:36,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:36,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:36,775 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:47,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:47,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 366 states and 689 transitions. [2021-11-23 01:28:47,302 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 689 transitions. [2021-11-23 01:28:47,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:28:47,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:47,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:47,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:48,348 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:58,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:58,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 381 states and 725 transitions. [2021-11-23 01:28:58,122 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 725 transitions. [2021-11-23 01:28:58,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:28:58,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:58,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:58,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:58,281 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:00,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:00,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 384 states and 730 transitions. [2021-11-23 01:29:00,431 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 730 transitions. [2021-11-23 01:29:00,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:29:00,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:00,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:00,613 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:02,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:02,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 386 states and 733 transitions. [2021-11-23 01:29:02,243 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 733 transitions. [2021-11-23 01:29:02,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:29:02,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:02,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:02,394 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:03,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:03,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 387 states and 741 transitions. [2021-11-23 01:29:03,378 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 741 transitions. [2021-11-23 01:29:03,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:29:03,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:03,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:03,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:04,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:04,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 388 states and 742 transitions. [2021-11-23 01:29:04,259 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 742 transitions. [2021-11-23 01:29:04,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:29:04,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:04,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:04,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:04,393 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:05,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:05,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 389 states and 751 transitions. [2021-11-23 01:29:05,570 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 751 transitions. [2021-11-23 01:29:05,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:29:05,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:05,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:05,836 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:07,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:07,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 390 states and 753 transitions. [2021-11-23 01:29:07,644 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 753 transitions. [2021-11-23 01:29:07,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:29:07,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:07,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:07,788 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:18,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:18,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 406 states and 785 transitions. [2021-11-23 01:29:18,292 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 785 transitions. [2021-11-23 01:29:18,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:29:18,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:18,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:18,439 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:25,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:25,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 416 states and 799 transitions. [2021-11-23 01:29:25,056 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 799 transitions. [2021-11-23 01:29:25,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:29:25,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:25,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:27,133 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:38,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:38,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 433 states and 821 transitions. [2021-11-23 01:29:38,347 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 821 transitions. [2021-11-23 01:29:38,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:29:38,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:38,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:38,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:39,595 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:44,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:44,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 439 states and 834 transitions. [2021-11-23 01:29:44,738 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 834 transitions. [2021-11-23 01:29:44,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:29:44,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:44,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:45,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:46,663 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:57,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:57,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 455 states and 852 transitions. [2021-11-23 01:29:57,229 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 852 transitions. [2021-11-23 01:29:57,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 01:29:57,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:57,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:58,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:59,643 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:10,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:10,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 463 states and 876 transitions. [2021-11-23 01:30:10,928 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 876 transitions. [2021-11-23 01:30:10,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:30:10,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:10,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:11,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:12,438 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:17,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:17,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 465 states and 878 transitions. [2021-11-23 01:30:17,685 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 878 transitions. [2021-11-23 01:30:17,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:30:17,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:17,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:19,464 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:36,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:36,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 480 states and 942 transitions. [2021-11-23 01:30:36,916 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 942 transitions. [2021-11-23 01:30:36,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:30:36,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:36,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:38,602 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:51,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:51,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 494 states and 981 transitions. [2021-11-23 01:30:51,754 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 981 transitions. [2021-11-23 01:30:51,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:30:51,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:51,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:51,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:51,957 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:53,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:53,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 495 states and 983 transitions. [2021-11-23 01:30:53,062 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 983 transitions. [2021-11-23 01:30:53,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:30:53,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:53,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:53,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:54,819 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:14,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 510 states and 1047 transitions. [2021-11-23 01:31:14,579 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 1047 transitions. [2021-11-23 01:31:14,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:31:14,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,425 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:28,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 521 states and 1069 transitions. [2021-11-23 01:31:28,075 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1069 transitions. [2021-11-23 01:31:28,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:31:28,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,310 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:30,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 523 states and 1078 transitions. [2021-11-23 01:31:30,530 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1078 transitions. [2021-11-23 01:31:30,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:31:30,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,709 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:41,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 534 states and 1096 transitions. [2021-11-23 01:31:41,703 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1096 transitions. [2021-11-23 01:31:41,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:31:41,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,013 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:43,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 535 states and 1096 transitions. [2021-11-23 01:31:43,346 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1096 transitions. [2021-11-23 01:31:43,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:31:43,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,864 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:57,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 546 states and 1122 transitions. [2021-11-23 01:31:57,342 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1122 transitions. [2021-11-23 01:31:57,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:31:57,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,504 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:58,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 547 states and 1126 transitions. [2021-11-23 01:31:58,729 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1126 transitions. [2021-11-23 01:31:58,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:31:58,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,877 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:00,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 548 states and 1130 transitions. [2021-11-23 01:32:00,080 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1130 transitions. [2021-11-23 01:32:00,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:32:00,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,212 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:05,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 550 states and 1133 transitions. [2021-11-23 01:32:05,191 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1133 transitions. [2021-11-23 01:32:05,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:32:05,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,343 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:17,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 559 states and 1152 transitions. [2021-11-23 01:32:17,107 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1152 transitions. [2021-11-23 01:32:17,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:32:17,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,326 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:20,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 561 states and 1167 transitions. [2021-11-23 01:32:20,348 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1167 transitions. [2021-11-23 01:32:20,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:32:20,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,557 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:23,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 563 states and 1178 transitions. [2021-11-23 01:32:23,120 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1178 transitions. [2021-11-23 01:32:23,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:32:23,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,330 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:24,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 564 states and 1181 transitions. [2021-11-23 01:32:24,674 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1181 transitions. [2021-11-23 01:32:24,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:32:24,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,919 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:34,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:34,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 567 states and 1189 transitions. [2021-11-23 01:32:34,637 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1189 transitions. [2021-11-23 01:32:34,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:32:34,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:34,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:35,123 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:43,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:43,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 573 states and 1208 transitions. [2021-11-23 01:32:43,118 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1208 transitions. [2021-11-23 01:32:43,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:32:43,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:43,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:43,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:43,407 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:50,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:50,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 578 states and 1228 transitions. [2021-11-23 01:32:50,173 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1228 transitions. [2021-11-23 01:32:50,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:32:50,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:50,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:50,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:50,653 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:52,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:52,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 580 states and 1243 transitions. [2021-11-23 01:32:52,944 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1243 transitions. [2021-11-23 01:32:52,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:32:52,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:52,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:53,234 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:56,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:56,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 583 states and 1255 transitions. [2021-11-23 01:32:56,613 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1255 transitions. [2021-11-23 01:32:56,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:32:56,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:56,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:57,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:58,462 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:10,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:10,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 593 states and 1282 transitions. [2021-11-23 01:33:10,214 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1282 transitions. [2021-11-23 01:33:10,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:33:10,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:10,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:11,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:11,331 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:17,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:17,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 599 states and 1297 transitions. [2021-11-23 01:33:17,866 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1297 transitions. [2021-11-23 01:33:17,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:33:17,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:17,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:19,043 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:24,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:24,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 604 states and 1308 transitions. [2021-11-23 01:33:24,768 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1308 transitions. [2021-11-23 01:33:24,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:33:24,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:24,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:25,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:25,748 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:30,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:30,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 608 states and 1317 transitions. [2021-11-23 01:33:30,181 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1317 transitions. [2021-11-23 01:33:30,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:33:30,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:30,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:31,294 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:34,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:34,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 611 states and 1327 transitions. [2021-11-23 01:33:34,188 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1327 transitions. [2021-11-23 01:33:34,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:33:34,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:34,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:35,170 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:39,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:39,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 612 states and 1333 transitions. [2021-11-23 01:33:39,724 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1333 transitions. [2021-11-23 01:33:39,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:33:39,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:39,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:39,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:40,042 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:49,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:49,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 619 states and 1359 transitions. [2021-11-23 01:33:49,650 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1359 transitions. [2021-11-23 01:33:49,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:33:49,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:49,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:50,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:50,151 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:53,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:53,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 621 states and 1362 transitions. [2021-11-23 01:33:53,887 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1362 transitions. [2021-11-23 01:33:53,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:33:53,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:53,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:54,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:54,210 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:55,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:55,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 622 states and 1363 transitions. [2021-11-23 01:33:55,966 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1363 transitions. [2021-11-23 01:33:55,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:33:55,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:55,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:56,276 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:58,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:58,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 623 states and 1365 transitions. [2021-11-23 01:33:58,160 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1365 transitions. [2021-11-23 01:33:58,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:33:58,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:58,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:58,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:58,454 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:01,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:01,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 626 states and 1373 transitions. [2021-11-23 01:34:01,318 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1373 transitions. [2021-11-23 01:34:01,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:34:01,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:01,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:01,687 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:06,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:06,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 630 states and 1388 transitions. [2021-11-23 01:34:06,474 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1388 transitions. [2021-11-23 01:34:06,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:34:06,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:06,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:06,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:06,869 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:08,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:08,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 631 states and 1389 transitions. [2021-11-23 01:34:08,633 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1389 transitions. [2021-11-23 01:34:08,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:34:08,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:08,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:08,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:09,028 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:12,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:12,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 634 states and 1406 transitions. [2021-11-23 01:34:12,709 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1406 transitions. [2021-11-23 01:34:12,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:34:12,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:12,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:13,002 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:16,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:16,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 637 states and 1420 transitions. [2021-11-23 01:34:16,301 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1420 transitions. [2021-11-23 01:34:16,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:34:16,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:16,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:18,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:51,277 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:52,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:52,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 730 states and 1674 transitions. [2021-11-23 01:37:52,083 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1674 transitions. [2021-11-23 01:37:52,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:37:52,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:52,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,549 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:35,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:35,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 737 states and 1689 transitions. [2021-11-23 01:38:35,998 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1689 transitions. [2021-11-23 01:38:35,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:38:35,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:35,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:38,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:49,602 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:05,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:05,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 741 states and 1708 transitions. [2021-11-23 01:39:05,440 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1708 transitions. [2021-11-23 01:39:05,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:39:05,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:05,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat