./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.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_34543b80-2182-4681-8e73-e1e131310c57/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34543b80-2182-4681-8e73-e1e131310c57/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_34543b80-2182-4681-8e73-e1e131310c57/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34543b80-2182-4681-8e73-e1e131310c57/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34543b80-2182-4681-8e73-e1e131310c57/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_34543b80-2182-4681-8e73-e1e131310c57/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 0ace7a09f7f3838d487cff246c419fb4727963d1c82067e9bae91cd3f078ad54 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:50:25,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:50:25,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:50:25,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:50:25,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:50:25,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:50:25,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:50:25,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:50:25,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:50:25,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:50:25,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:50:25,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:50:25,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:50:25,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:50:25,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:50:25,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:50:25,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:50:25,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:50:25,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:50:25,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:50:25,612 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:50:25,614 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:50:25,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:50:25,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:50:25,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:50:25,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:50:25,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:50:25,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:50:25,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:50:25,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:50:25,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:50:25,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:50:25,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:50:25,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:50:25,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:50:25,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:50:25,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:50:25,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:50:25,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:50:25,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:50:25,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:50:25,647 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34543b80-2182-4681-8e73-e1e131310c57/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:50:25,697 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:50:25,698 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:50:25,698 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:50:25,699 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:50:25,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:50:25,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:50:25,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:50:25,700 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:50:25,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:50:25,700 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:50:25,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:50:25,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:50:25,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:50:25,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:50:25,701 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:50:25,702 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:50:25,702 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:50:25,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:50:25,702 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:50:25,702 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:50:25,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:50:25,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:50:25,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:50:25,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:50:25,704 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:50:25,704 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:50:25,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:50:25,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:50:25,704 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_34543b80-2182-4681-8e73-e1e131310c57/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34543b80-2182-4681-8e73-e1e131310c57/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ace7a09f7f3838d487cff246c419fb4727963d1c82067e9bae91cd3f078ad54 [2021-11-23 00:50:26,000 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:50:26,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:50:26,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:50:26,029 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:50:26,030 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:50:26,033 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34543b80-2182-4681-8e73-e1e131310c57/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c [2021-11-23 00:50:26,117 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34543b80-2182-4681-8e73-e1e131310c57/bin/ukojak-LBtLqBUTdQ/data/5ba82bebd/db755fa9bb5542a2a2462f89577ff6f9/FLAG576a25564 [2021-11-23 00:50:26,714 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:50:26,728 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34543b80-2182-4681-8e73-e1e131310c57/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c [2021-11-23 00:50:26,749 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34543b80-2182-4681-8e73-e1e131310c57/bin/ukojak-LBtLqBUTdQ/data/5ba82bebd/db755fa9bb5542a2a2462f89577ff6f9/FLAG576a25564 [2021-11-23 00:50:26,996 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34543b80-2182-4681-8e73-e1e131310c57/bin/ukojak-LBtLqBUTdQ/data/5ba82bebd/db755fa9bb5542a2a2462f89577ff6f9 [2021-11-23 00:50:26,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:50:27,000 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:50:27,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:50:27,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:50:27,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:50:27,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:50:26" (1/1) ... [2021-11-23 00:50:27,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d19eadd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:27, skipping insertion in model container [2021-11-23 00:50:27,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:50:26" (1/1) ... [2021-11-23 00:50:27,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:50:27,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:50:27,468 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_34543b80-2182-4681-8e73-e1e131310c57/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c[31172,31185] [2021-11-23 00:50:27,471 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:50:27,482 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:50:27,612 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_34543b80-2182-4681-8e73-e1e131310c57/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c[31172,31185] [2021-11-23 00:50:27,620 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:50:27,637 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:50:27,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:27 WrapperNode [2021-11-23 00:50:27,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:50:27,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:50:27,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:50:27,640 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:50:27,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:27" (1/1) ... [2021-11-23 00:50:27,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:27" (1/1) ... [2021-11-23 00:50:27,743 INFO L137 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1008 [2021-11-23 00:50:27,743 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:50:27,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:50:27,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:50:27,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:50:27,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:27" (1/1) ... [2021-11-23 00:50:27,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:27" (1/1) ... [2021-11-23 00:50:27,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:27" (1/1) ... [2021-11-23 00:50:27,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:27" (1/1) ... [2021-11-23 00:50:27,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:27" (1/1) ... [2021-11-23 00:50:27,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:27" (1/1) ... [2021-11-23 00:50:27,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:27" (1/1) ... [2021-11-23 00:50:27,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:50:27,824 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:50:27,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:50:27,825 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:50:27,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:27" (1/1) ... [2021-11-23 00:50:27,855 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:50:27,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34543b80-2182-4681-8e73-e1e131310c57/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:50:27,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34543b80-2182-4681-8e73-e1e131310c57/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:50:27,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34543b80-2182-4681-8e73-e1e131310c57/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:50:27,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:50:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:50:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:50:27,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:50:28,113 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:50:28,122 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:50:29,408 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:50:30,573 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:50:30,574 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:50:30,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:50:30 BoogieIcfgContainer [2021-11-23 00:50:30,577 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:50:30,578 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:50:30,578 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:50:30,589 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:50:30,590 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:50:30" (1/1) ... [2021-11-23 00:50:30,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:50:30,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:30,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2021-11-23 00:50:30,712 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2021-11-23 00:50:30,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:50:30,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:30,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:31,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:31,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:31,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:31,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 141 states and 226 transitions. [2021-11-23 00:50:31,943 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 226 transitions. [2021-11-23 00:50:31,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:50:31,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:31,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:32,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:32,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:32,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 144 states and 232 transitions. [2021-11-23 00:50:32,658 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2021-11-23 00:50:32,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:50:32,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:32,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:32,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:32,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:33,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:33,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2021-11-23 00:50:33,474 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2021-11-23 00:50:33,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:50:33,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:33,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:33,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:33,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:34,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:34,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 153 states and 250 transitions. [2021-11-23 00:50:34,478 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 250 transitions. [2021-11-23 00:50:34,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:50:34,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:34,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:34,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:35,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:35,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 159 states and 262 transitions. [2021-11-23 00:50:35,763 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 262 transitions. [2021-11-23 00:50:35,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:50:35,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:35,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:36,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:37,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:37,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 167 states and 276 transitions. [2021-11-23 00:50:37,516 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 276 transitions. [2021-11-23 00:50:37,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:50:37,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:37,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:37,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:38,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:39,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:39,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 174 states and 289 transitions. [2021-11-23 00:50:39,530 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 289 transitions. [2021-11-23 00:50:39,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:50:39,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:39,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:39,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:39,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:40,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:40,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2021-11-23 00:50:40,027 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2021-11-23 00:50:40,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:50:40,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:40,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:40,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:40,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:40,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:40,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2021-11-23 00:50:40,175 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2021-11-23 00:50:40,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:50:40,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:40,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:40,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:43,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:43,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 187 states and 308 transitions. [2021-11-23 00:50:43,161 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 308 transitions. [2021-11-23 00:50:43,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:50:43,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:43,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:43,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:43,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:43,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 190 states and 312 transitions. [2021-11-23 00:50:43,758 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 312 transitions. [2021-11-23 00:50:43,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:50:43,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:43,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:45,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:46,078 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 00:50:51,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:51,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 207 states and 343 transitions. [2021-11-23 00:50:51,152 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 343 transitions. [2021-11-23 00:50:51,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:50:51,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:51,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:51,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:51,746 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 00:50:56,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:56,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 225 states and 376 transitions. [2021-11-23 00:50:56,707 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 376 transitions. [2021-11-23 00:50:56,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:50:56,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:56,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:56,991 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 00:50:57,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:57,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 226 states and 378 transitions. [2021-11-23 00:50:57,404 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 378 transitions. [2021-11-23 00:50:57,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:50:57,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:57,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:57,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:58,082 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 00:51:03,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:03,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 245 states and 412 transitions. [2021-11-23 00:51:03,761 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 412 transitions. [2021-11-23 00:51:03,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:51:03,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:03,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:04,001 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 00:51:04,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:04,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 246 states and 413 transitions. [2021-11-23 00:51:04,449 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 413 transitions. [2021-11-23 00:51:04,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:51:04,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:04,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:04,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:05,169 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 00:51:11,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:11,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 266 states and 448 transitions. [2021-11-23 00:51:11,390 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 448 transitions. [2021-11-23 00:51:11,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:51:11,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:11,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:11,681 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 00:51:13,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:13,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 269 states and 457 transitions. [2021-11-23 00:51:13,002 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 457 transitions. [2021-11-23 00:51:13,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:51:13,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:13,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:13,210 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 00:51:13,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:13,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 270 states and 458 transitions. [2021-11-23 00:51:13,623 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 458 transitions. [2021-11-23 00:51:13,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:51:13,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:13,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:14,371 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 00:51:19,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:19,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 285 states and 487 transitions. [2021-11-23 00:51:19,710 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 487 transitions. [2021-11-23 00:51:19,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:51:19,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:19,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:19,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:19,945 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 00:51:20,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:20,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 287 states and 497 transitions. [2021-11-23 00:51:20,887 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 497 transitions. [2021-11-23 00:51:20,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:51:20,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:20,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:21,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:21,118 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 00:51:22,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:22,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 289 states and 500 transitions. [2021-11-23 00:51:22,036 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 500 transitions. [2021-11-23 00:51:22,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:51:22,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:22,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:22,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:22,282 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 00:51:22,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:22,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 290 states and 501 transitions. [2021-11-23 00:51:22,894 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 501 transitions. [2021-11-23 00:51:22,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:51:22,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:22,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:23,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:23,085 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 00:51:23,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:23,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 291 states and 502 transitions. [2021-11-23 00:51:23,528 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 502 transitions. [2021-11-23 00:51:23,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:51:23,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:23,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:23,713 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 00:51:24,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:24,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 292 states and 503 transitions. [2021-11-23 00:51:24,198 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 503 transitions. [2021-11-23 00:51:24,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:51:24,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:24,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:26,941 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 00:51:36,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:36,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 314 states and 544 transitions. [2021-11-23 00:51:36,463 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 544 transitions. [2021-11-23 00:51:36,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:51:36,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:36,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:36,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:37,559 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 00:51:44,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:44,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 322 states and 561 transitions. [2021-11-23 00:51:44,534 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 561 transitions. [2021-11-23 00:51:44,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:51:44,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:44,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:45,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:46,942 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 00:51:53,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:53,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 330 states and 581 transitions. [2021-11-23 00:51:53,462 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 581 transitions. [2021-11-23 00:51:53,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:51:53,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:53,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:53,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:55,022 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 00:52:05,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:05,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 345 states and 635 transitions. [2021-11-23 00:52:05,240 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 635 transitions. [2021-11-23 00:52:05,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:52:05,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:05,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:05,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:05,805 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:13,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:13,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 359 states and 665 transitions. [2021-11-23 00:52:13,374 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 665 transitions. [2021-11-23 00:52:13,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:52:13,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:13,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:13,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:13,649 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:14,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:14,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 360 states and 675 transitions. [2021-11-23 00:52:14,834 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 675 transitions. [2021-11-23 00:52:14,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:52:14,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:14,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:15,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:16,140 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 00:52:23,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:23,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 371 states and 695 transitions. [2021-11-23 00:52:23,907 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 695 transitions. [2021-11-23 00:52:23,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:52:23,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:23,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:24,166 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 00:52:24,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:24,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 372 states and 700 transitions. [2021-11-23 00:52:24,925 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 700 transitions. [2021-11-23 00:52:24,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:52:24,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:24,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:25,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:25,201 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 00:52:26,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:26,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 373 states and 704 transitions. [2021-11-23 00:52:26,060 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 704 transitions. [2021-11-23 00:52:26,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:52:26,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:26,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:26,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:26,416 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 00:52:27,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:27,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 374 states and 707 transitions. [2021-11-23 00:52:27,396 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 707 transitions. [2021-11-23 00:52:27,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:52:27,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:27,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:28,459 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 00:52:36,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:36,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 385 states and 733 transitions. [2021-11-23 00:52:36,636 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 733 transitions. [2021-11-23 00:52:36,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:52:36,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:36,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:36,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:36,862 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 00:52:37,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:37,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 386 states and 736 transitions. [2021-11-23 00:52:37,704 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 736 transitions. [2021-11-23 00:52:37,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:52:37,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:37,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:37,923 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 00:52:38,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:38,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 387 states and 737 transitions. [2021-11-23 00:52:38,917 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 737 transitions. [2021-11-23 00:52:38,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:52:38,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:38,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:39,114 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 00:52:39,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:39,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 388 states and 741 transitions. [2021-11-23 00:52:39,950 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 741 transitions. [2021-11-23 00:52:39,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:52:39,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:39,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:40,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:41,224 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:49,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:49,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 398 states and 767 transitions. [2021-11-23 00:52:49,697 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 767 transitions. [2021-11-23 00:52:49,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:52:49,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:49,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:49,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:49,912 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:50,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:50,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 399 states and 769 transitions. [2021-11-23 00:52:50,930 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 769 transitions. [2021-11-23 00:52:50,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:52:50,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:50,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:51,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:51,109 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:52,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:52,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 400 states and 776 transitions. [2021-11-23 00:52:52,008 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 776 transitions. [2021-11-23 00:52:52,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:52:52,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:52,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:52,184 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:52,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:52,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 401 states and 780 transitions. [2021-11-23 00:52:52,983 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 780 transitions. [2021-11-23 00:52:52,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:52:52,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:52,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:53,332 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:54,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:54,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 402 states and 783 transitions. [2021-11-23 00:52:54,250 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 783 transitions. [2021-11-23 00:52:54,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:52:54,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:54,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:54,478 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:55,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:55,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 403 states and 786 transitions. [2021-11-23 00:52:55,342 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 786 transitions. [2021-11-23 00:52:55,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:52:55,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:55,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:55,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:57,020 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 00:53:07,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:07,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 411 states and 812 transitions. [2021-11-23 00:53:07,224 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 812 transitions. [2021-11-23 00:53:07,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:53:07,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:07,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:07,797 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 00:53:14,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:14,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 417 states and 831 transitions. [2021-11-23 00:53:14,473 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 831 transitions. [2021-11-23 00:53:14,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:53:14,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:14,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:15,108 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 00:53:19,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:19,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 421 states and 846 transitions. [2021-11-23 00:53:19,778 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 846 transitions. [2021-11-23 00:53:19,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:53:19,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:19,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:19,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:20,400 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 00:53:21,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:21,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 422 states and 847 transitions. [2021-11-23 00:53:21,638 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 847 transitions. [2021-11-23 00:53:21,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:53:21,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:21,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:21,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:22,258 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 00:53:26,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:26,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 426 states and 861 transitions. [2021-11-23 00:53:26,786 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 861 transitions. [2021-11-23 00:53:26,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:53:26,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:26,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:27,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:27,497 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 00:53:28,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:28,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 427 states and 862 transitions. [2021-11-23 00:53:28,452 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 862 transitions. [2021-11-23 00:53:28,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:53:28,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:28,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:31,361 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 00:53:48,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:48,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 448 states and 911 transitions. [2021-11-23 00:53:48,819 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 911 transitions. [2021-11-23 00:53:48,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:53:48,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:48,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:50,275 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 00:53:56,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:56,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 454 states and 929 transitions. [2021-11-23 00:53:56,916 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 929 transitions. [2021-11-23 00:53:56,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:53:56,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:56,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:57,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:58,122 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 00:54:02,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:02,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 458 states and 942 transitions. [2021-11-23 00:54:02,607 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 942 transitions. [2021-11-23 00:54:02,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:54:02,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:02,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:03,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:03,859 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 00:54:04,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:04,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 459 states and 943 transitions. [2021-11-23 00:54:04,828 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 943 transitions. [2021-11-23 00:54:04,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:54:04,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:04,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:05,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:06,028 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 00:54:08,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:08,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 463 states and 955 transitions. [2021-11-23 00:54:08,973 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 955 transitions. [2021-11-23 00:54:08,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:54:08,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:08,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:09,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:11,098 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 00:54:16,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:16,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 464 states and 960 transitions. [2021-11-23 00:54:16,317 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 960 transitions. [2021-11-23 00:54:16,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:54:16,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:16,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:16,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:16,776 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 00:54:23,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:23,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 469 states and 981 transitions. [2021-11-23 00:54:23,789 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 981 transitions. [2021-11-23 00:54:23,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:54:23,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:23,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:24,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:24,487 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 00:54:31,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:31,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 475 states and 1003 transitions. [2021-11-23 00:54:31,180 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1003 transitions. [2021-11-23 00:54:31,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:54:31,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:31,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:31,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:31,615 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 00:54:32,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:32,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 476 states and 1004 transitions. [2021-11-23 00:54:32,875 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1004 transitions. [2021-11-23 00:54:32,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:54:32,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:32,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:33,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:33,286 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 00:54:38,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:38,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 481 states and 1023 transitions. [2021-11-23 00:54:38,321 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1023 transitions. [2021-11-23 00:54:38,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:54:38,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:38,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:38,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:38,876 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 00:54:40,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:40,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 482 states and 1024 transitions. [2021-11-23 00:54:40,157 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1024 transitions. [2021-11-23 00:54:40,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:54:40,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:40,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:40,584 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 00:54:41,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:41,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 483 states and 1025 transitions. [2021-11-23 00:54:41,729 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1025 transitions. [2021-11-23 00:54:41,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:54:41,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:41,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:42,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:42,147 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 00:54:43,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:43,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 484 states and 1029 transitions. [2021-11-23 00:54:43,608 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1029 transitions. [2021-11-23 00:54:43,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:54:43,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:43,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:44,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:44,148 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 00:54:46,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:46,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 487 states and 1037 transitions. [2021-11-23 00:54:46,489 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1037 transitions. [2021-11-23 00:54:46,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:54:46,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:46,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:46,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:47,064 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 00:54:49,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:49,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 489 states and 1039 transitions. [2021-11-23 00:54:49,691 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1039 transitions. [2021-11-23 00:54:49,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:54:49,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:49,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:54,298 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 00:55:21,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:21,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 512 states and 1102 transitions. [2021-11-23 00:55:21,307 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1102 transitions. [2021-11-23 00:55:21,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:55:21,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:21,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:22,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:23,577 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 00:55:35,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:35,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 518 states and 1121 transitions. [2021-11-23 00:55:35,494 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1121 transitions. [2021-11-23 00:55:35,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:55:35,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:35,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:37,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:38,092 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 00:55:46,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:46,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 524 states and 1134 transitions. [2021-11-23 00:55:46,632 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1134 transitions. [2021-11-23 00:55:46,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:55:46,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:46,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:48,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:49,158 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 00:55:57,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:57,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 530 states and 1147 transitions. [2021-11-23 00:55:57,977 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1147 transitions. [2021-11-23 00:55:57,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:55:57,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:57,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:00,167 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 00:56:06,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:06,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 533 states and 1151 transitions. [2021-11-23 00:56:06,333 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1151 transitions. [2021-11-23 00:56:06,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:56:06,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:06,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:07,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:08,399 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 00:56:14,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:14,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 537 states and 1162 transitions. [2021-11-23 00:56:14,339 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1162 transitions. [2021-11-23 00:56:14,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:56:14,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:14,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:14,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:17,434 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 49 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:56:38,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 553 states and 1207 transitions. [2021-11-23 00:56:38,549 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1207 transitions. [2021-11-23 00:56:38,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:56:38,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:39,266 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 49 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:56:50,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 559 states and 1222 transitions. [2021-11-23 00:56:50,381 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1222 transitions. [2021-11-23 00:56:50,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:56:50,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:51,124 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 49 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:56:56,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:56,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 562 states and 1225 transitions. [2021-11-23 00:56:56,566 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1225 transitions. [2021-11-23 00:56:56,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:56:56,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:56,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:57,121 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 49 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:57:02,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:02,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 566 states and 1235 transitions. [2021-11-23 00:57:02,091 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1235 transitions. [2021-11-23 00:57:02,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:57:02,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:02,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:02,729 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 49 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:57:04,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:04,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 567 states and 1236 transitions. [2021-11-23 00:57:04,608 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1236 transitions. [2021-11-23 00:57:04,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:57:04,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:04,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:04,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:05,248 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 49 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:57:10,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:10,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 571 states and 1244 transitions. [2021-11-23 00:57:10,201 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1244 transitions. [2021-11-23 00:57:10,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:57:10,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:10,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:17,977 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:57,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:57,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 601 states and 1302 transitions. [2021-11-23 00:57:57,683 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1302 transitions. [2021-11-23 00:57:57,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:57:57,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:57,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:58,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:58,564 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:04,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:04,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 607 states and 1311 transitions. [2021-11-23 00:58:04,748 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1311 transitions. [2021-11-23 00:58:04,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:58:04,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:04,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:05,358 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:07,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:07,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 609 states and 1318 transitions. [2021-11-23 00:58:07,962 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1318 transitions. [2021-11-23 00:58:07,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:58:07,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:07,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:08,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:08,507 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:09,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:09,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 610 states and 1318 transitions. [2021-11-23 00:58:09,802 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1318 transitions. [2021-11-23 00:58:09,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:58:09,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:09,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:10,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:17,739 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:56,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:56,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 640 states and 1367 transitions. [2021-11-23 00:58:56,239 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1367 transitions. [2021-11-23 00:58:56,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:58:56,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:56,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:56,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:57,505 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:01,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 646 states and 1375 transitions. [2021-11-23 00:59:01,677 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1375 transitions. [2021-11-23 00:59:01,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:59:01,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,717 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:38,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 670 states and 1405 transitions. [2021-11-23 00:59:38,041 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1405 transitions. [2021-11-23 00:59:38,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:59:38,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,923 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:19,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:19,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 700 states and 1443 transitions. [2021-11-23 01:00:19,751 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1443 transitions. [2021-11-23 01:00:19,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:00:19,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:19,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:24,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:28,654 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:52,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:52,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 730 states and 1478 transitions. [2021-11-23 01:00:52,040 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1478 transitions. [2021-11-23 01:00:52,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 01:00:52,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:52,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:52,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:59,040 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 8 proven. 90 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:01:42,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:42,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 745 states and 1571 transitions. [2021-11-23 01:01:42,926 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1571 transitions. [2021-11-23 01:01:42,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 01:01:42,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:42,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:43,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:47,311 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 76 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.