./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/bin/ukojak-2xVlg8857e --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 8dbdfeb1f17d8b6d14f86f0330503f4a2b5f36d22c7b983f35706e613bc02676 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 21:04:54,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 21:04:54,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 21:04:55,055 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 21:04:55,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 21:04:55,060 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 21:04:55,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 21:04:55,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 21:04:55,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 21:04:55,076 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 21:04:55,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 21:04:55,079 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 21:04:55,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 21:04:55,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 21:04:55,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 21:04:55,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 21:04:55,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 21:04:55,092 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 21:04:55,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 21:04:55,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 21:04:55,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 21:04:55,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 21:04:55,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 21:04:55,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 21:04:55,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 21:04:55,120 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 21:04:55,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 21:04:55,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 21:04:55,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 21:04:55,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 21:04:55,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 21:04:55,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 21:04:55,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 21:04:55,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 21:04:55,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 21:04:55,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 21:04:55,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 21:04:55,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 21:04:55,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 21:04:55,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 21:04:55,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 21:04:55,143 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 21:04:55,193 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 21:04:55,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 21:04:55,195 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 21:04:55,196 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 21:04:55,196 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 21:04:55,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 21:04:55,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 21:04:55,197 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 21:04:55,198 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 21:04:55,198 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 21:04:55,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 21:04:55,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 21:04:55,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 21:04:55,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 21:04:55,206 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 21:04:55,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 21:04:55,207 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 21:04:55,207 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 21:04:55,207 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 21:04:55,207 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 21:04:55,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 21:04:55,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:04:55,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 21:04:55,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 21:04:55,209 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 21:04:55,209 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 21:04:55,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 21:04:55,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 21:04:55,210 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_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8dbdfeb1f17d8b6d14f86f0330503f4a2b5f36d22c7b983f35706e613bc02676 [2021-11-13 21:04:55,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 21:04:55,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 21:04:55,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 21:04:55,560 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 21:04:55,562 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 21:04:55,563 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2021-11-13 21:04:55,642 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/bin/ukojak-2xVlg8857e/data/9cc69f7d0/fed388ba978f4bb1a711bfb0867f31a1/FLAGbc747f753 [2021-11-13 21:04:56,237 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 21:04:56,238 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2021-11-13 21:04:56,261 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/bin/ukojak-2xVlg8857e/data/9cc69f7d0/fed388ba978f4bb1a711bfb0867f31a1/FLAGbc747f753 [2021-11-13 21:04:56,526 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/bin/ukojak-2xVlg8857e/data/9cc69f7d0/fed388ba978f4bb1a711bfb0867f31a1 [2021-11-13 21:04:56,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 21:04:56,531 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 21:04:56,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 21:04:56,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 21:04:56,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 21:04:56,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:56" (1/1) ... [2021-11-13 21:04:56,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75b51b8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:56, skipping insertion in model container [2021-11-13 21:04:56,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:56" (1/1) ... [2021-11-13 21:04:56,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 21:04:56,621 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 21:04:56,936 WARN L228 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_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c[7365,7378] [2021-11-13 21:04:57,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:04:57,032 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 21:04:57,104 WARN L228 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_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c[7365,7378] [2021-11-13 21:04:57,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:04:57,182 INFO L208 MainTranslator]: Completed translation [2021-11-13 21:04:57,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:57 WrapperNode [2021-11-13 21:04:57,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 21:04:57,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 21:04:57,184 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 21:04:57,184 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 21:04:57,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:57" (1/1) ... [2021-11-13 21:04:57,208 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:57" (1/1) ... [2021-11-13 21:04:57,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 21:04:57,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 21:04:57,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 21:04:57,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 21:04:57,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:57" (1/1) ... [2021-11-13 21:04:57,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:57" (1/1) ... [2021-11-13 21:04:57,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:57" (1/1) ... [2021-11-13 21:04:57,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:57" (1/1) ... [2021-11-13 21:04:57,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:57" (1/1) ... [2021-11-13 21:04:57,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:57" (1/1) ... [2021-11-13 21:04:57,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:57" (1/1) ... [2021-11-13 21:04:57,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 21:04:57,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 21:04:57,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 21:04:57,346 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 21:04:57,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:57" (1/1) ... [2021-11-13 21:04:57,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:04:57,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/bin/ukojak-2xVlg8857e/z3 [2021-11-13 21:04:57,392 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 21:04:57,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5efcfd-1c8a-4ff4-b120-4ba836856b10/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 21:04:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 21:04:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 21:04:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 21:04:57,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 21:04:58,649 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 21:04:58,650 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 21:04:58,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:58 BoogieIcfgContainer [2021-11-13 21:04:58,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 21:04:58,654 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 21:04:58,654 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 21:04:58,665 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 21:04:58,666 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:58" (1/1) ... [2021-11-13 21:04:58,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 21:04:58,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:58,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 122 states and 204 transitions. [2021-11-13 21:04:58,736 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 204 transitions. [2021-11-13 21:04:58,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 21:04:58,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:58,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:58,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:59,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:59,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:59,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 124 states and 206 transitions. [2021-11-13 21:04:59,330 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 206 transitions. [2021-11-13 21:04:59,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 21:04:59,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:59,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:59,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:59,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:59,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 130 states and 216 transitions. [2021-11-13 21:04:59,627 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 216 transitions. [2021-11-13 21:04:59,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 21:04:59,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:59,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:59,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:59,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:59,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 133 states and 221 transitions. [2021-11-13 21:04:59,815 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 221 transitions. [2021-11-13 21:04:59,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 21:04:59,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:59,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:59,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:59,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:59,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 134 states and 221 transitions. [2021-11-13 21:04:59,909 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 221 transitions. [2021-11-13 21:04:59,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 21:04:59,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:59,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:59,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:00,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:00,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 145 states and 241 transitions. [2021-11-13 21:05:00,237 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 241 transitions. [2021-11-13 21:05:00,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 21:05:00,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:00,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:00,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:00,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:00,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 148 states and 246 transitions. [2021-11-13 21:05:00,347 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 246 transitions. [2021-11-13 21:05:00,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 21:05:00,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:00,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:00,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:00,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:00,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:00,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 149 states and 246 transitions. [2021-11-13 21:05:00,421 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 246 transitions. [2021-11-13 21:05:00,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 21:05:00,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:00,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:00,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:00,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:00,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 152 states and 251 transitions. [2021-11-13 21:05:00,513 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 251 transitions. [2021-11-13 21:05:00,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 21:05:00,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:00,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:00,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:00,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:00,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 153 states and 251 transitions. [2021-11-13 21:05:00,591 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 251 transitions. [2021-11-13 21:05:00,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 21:05:00,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:00,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:00,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:00,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:01,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:01,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 161 states and 264 transitions. [2021-11-13 21:05:01,334 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 264 transitions. [2021-11-13 21:05:01,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 21:05:01,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:01,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:01,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:02,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:02,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 177 states and 293 transitions. [2021-11-13 21:05:02,118 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 293 transitions. [2021-11-13 21:05:02,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 21:05:02,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:02,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:02,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:02,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:02,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:02,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 180 states and 299 transitions. [2021-11-13 21:05:02,189 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 299 transitions. [2021-11-13 21:05:02,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 21:05:02,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:02,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:02,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:02,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:02,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:02,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 181 states and 299 transitions. [2021-11-13 21:05:02,262 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 299 transitions. [2021-11-13 21:05:02,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 21:05:02,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:02,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:02,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:02,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:02,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 184 states and 304 transitions. [2021-11-13 21:05:02,346 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 304 transitions. [2021-11-13 21:05:02,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 21:05:02,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:02,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:02,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:02,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:02,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:02,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 185 states and 304 transitions. [2021-11-13 21:05:02,412 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 304 transitions. [2021-11-13 21:05:02,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 21:05:02,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:02,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:02,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:02,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:02,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:02,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 188 states and 309 transitions. [2021-11-13 21:05:02,470 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 309 transitions. [2021-11-13 21:05:02,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 21:05:02,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:02,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:02,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:02,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:02,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 191 states and 314 transitions. [2021-11-13 21:05:02,547 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 314 transitions. [2021-11-13 21:05:02,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 21:05:02,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:02,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:02,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:02,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:02,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:02,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 192 states and 317 transitions. [2021-11-13 21:05:02,763 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 317 transitions. [2021-11-13 21:05:02,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 21:05:02,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:02,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:02,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:02,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:02,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:02,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 193 states and 317 transitions. [2021-11-13 21:05:02,888 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 317 transitions. [2021-11-13 21:05:02,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 21:05:02,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:02,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:02,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:02,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:04,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:04,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 206 states and 339 transitions. [2021-11-13 21:05:04,283 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 339 transitions. [2021-11-13 21:05:04,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 21:05:04,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:04,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:04,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:04,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:05,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:05,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 227 states and 377 transitions. [2021-11-13 21:05:05,651 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 377 transitions. [2021-11-13 21:05:05,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:05:05,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:05,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:05,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:05,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:05,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:05,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 230 states and 383 transitions. [2021-11-13 21:05:05,708 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 383 transitions. [2021-11-13 21:05:05,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:05:05,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:05,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:05,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:05,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:05,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:05,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 233 states and 389 transitions. [2021-11-13 21:05:05,765 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 389 transitions. [2021-11-13 21:05:05,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:05:05,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:05,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:05,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:05,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:05,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 234 states and 389 transitions. [2021-11-13 21:05:05,819 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 389 transitions. [2021-11-13 21:05:05,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:05:05,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:05,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:05,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:05,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:05,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 235 states and 389 transitions. [2021-11-13 21:05:05,881 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 389 transitions. [2021-11-13 21:05:05,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:05:05,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:05,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:05,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:05,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:05,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:05,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 238 states and 395 transitions. [2021-11-13 21:05:05,944 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 395 transitions. [2021-11-13 21:05:05,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:05:05,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:05,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:06,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:06,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:06,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 239 states and 395 transitions. [2021-11-13 21:05:06,041 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 395 transitions. [2021-11-13 21:05:06,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:05:06,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:06,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:06,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:06,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:06,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 242 states and 400 transitions. [2021-11-13 21:05:06,103 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 400 transitions. [2021-11-13 21:05:06,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:05:06,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:06,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:06,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:06,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:06,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 243 states and 400 transitions. [2021-11-13 21:05:06,158 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 400 transitions. [2021-11-13 21:05:06,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 21:05:06,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:06,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:06,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:06,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:06,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 246 states and 405 transitions. [2021-11-13 21:05:06,230 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 405 transitions. [2021-11-13 21:05:06,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 21:05:06,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:06,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:06,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:06,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:06,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:06,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 249 states and 410 transitions. [2021-11-13 21:05:06,290 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 410 transitions. [2021-11-13 21:05:06,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 21:05:06,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:06,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:06,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:06,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:06,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:06,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 250 states and 410 transitions. [2021-11-13 21:05:06,350 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 410 transitions. [2021-11-13 21:05:06,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 21:05:06,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:06,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:06,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:06,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:06,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:06,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 251 states and 410 transitions. [2021-11-13 21:05:06,409 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 410 transitions. [2021-11-13 21:05:06,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 21:05:06,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:06,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:06,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:08,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:08,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 269 states and 441 transitions. [2021-11-13 21:05:08,816 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 441 transitions. [2021-11-13 21:05:08,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 21:05:08,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:08,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:08,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:08,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 295 states and 488 transitions. [2021-11-13 21:05:11,143 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 488 transitions. [2021-11-13 21:05:11,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 21:05:11,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 298 states and 494 transitions. [2021-11-13 21:05:11,196 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 494 transitions. [2021-11-13 21:05:11,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 21:05:11,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 301 states and 500 transitions. [2021-11-13 21:05:11,247 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 500 transitions. [2021-11-13 21:05:11,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 21:05:11,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 302 states and 503 transitions. [2021-11-13 21:05:11,633 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 503 transitions. [2021-11-13 21:05:11,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 21:05:11,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 303 states and 503 transitions. [2021-11-13 21:05:11,896 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 503 transitions. [2021-11-13 21:05:11,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 21:05:11,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:12,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 306 states and 511 transitions. [2021-11-13 21:05:12,264 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 511 transitions. [2021-11-13 21:05:12,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 21:05:12,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:12,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 309 states and 517 transitions. [2021-11-13 21:05:12,457 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 517 transitions. [2021-11-13 21:05:12,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 21:05:12,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:12,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 310 states and 517 transitions. [2021-11-13 21:05:12,513 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 517 transitions. [2021-11-13 21:05:12,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 21:05:12,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:12,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 311 states and 517 transitions. [2021-11-13 21:05:12,575 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 517 transitions. [2021-11-13 21:05:12,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 21:05:12,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:12,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 314 states and 523 transitions. [2021-11-13 21:05:12,627 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 523 transitions. [2021-11-13 21:05:12,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 21:05:12,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:12,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 315 states and 523 transitions. [2021-11-13 21:05:12,690 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 523 transitions. [2021-11-13 21:05:12,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 21:05:12,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:12,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 318 states and 528 transitions. [2021-11-13 21:05:12,779 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 528 transitions. [2021-11-13 21:05:12,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 21:05:12,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:12,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 319 states and 528 transitions. [2021-11-13 21:05:12,838 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 528 transitions. [2021-11-13 21:05:12,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 21:05:12,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:12,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 322 states and 533 transitions. [2021-11-13 21:05:12,913 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 533 transitions. [2021-11-13 21:05:12,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 21:05:12,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:12,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 325 states and 538 transitions. [2021-11-13 21:05:12,970 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 538 transitions. [2021-11-13 21:05:12,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 21:05:12,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:13,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:13,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:13,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 326 states and 538 transitions. [2021-11-13 21:05:13,023 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 538 transitions. [2021-11-13 21:05:13,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 21:05:13,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:13,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:13,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:13,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:13,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 327 states and 538 transitions. [2021-11-13 21:05:13,083 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 538 transitions. [2021-11-13 21:05:13,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 21:05:13,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:13,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:13,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:13,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:16,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:16,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 350 states and 578 transitions. [2021-11-13 21:05:16,247 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 578 transitions. [2021-11-13 21:05:16,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 21:05:16,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:16,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:16,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:17,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:28,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:28,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 377 states and 620 transitions. [2021-11-13 21:05:28,848 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 620 transitions. [2021-11-13 21:05:28,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:05:28,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:28,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:28,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:28,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:28,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 380 states and 626 transitions. [2021-11-13 21:05:28,941 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 626 transitions. [2021-11-13 21:05:28,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:05:28,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:28,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:29,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:40,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:40,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 388 states and 641 transitions. [2021-11-13 21:05:40,262 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 641 transitions. [2021-11-13 21:05:40,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:05:40,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:40,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:40,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:40,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:40,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:40,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 389 states and 641 transitions. [2021-11-13 21:05:40,324 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 641 transitions. [2021-11-13 21:05:40,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:05:40,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:40,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:40,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:42,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:19,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:19,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 422 states and 714 transitions. [2021-11-13 21:06:19,622 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 714 transitions. [2021-11-13 21:06:19,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:06:19,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:19,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:19,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:19,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:19,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:19,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 425 states and 720 transitions. [2021-11-13 21:06:19,688 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 720 transitions. [2021-11-13 21:06:19,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:06:19,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:19,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:19,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:20,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:52,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:52,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 438 states and 748 transitions. [2021-11-13 21:06:52,704 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 748 transitions. [2021-11-13 21:06:52,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:06:52,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:52,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:52,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:52,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:52,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 439 states and 748 transitions. [2021-11-13 21:06:52,777 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 748 transitions. [2021-11-13 21:06:52,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:06:52,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:52,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:52,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:00,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:00,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 447 states and 764 transitions. [2021-11-13 21:07:00,079 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 764 transitions. [2021-11-13 21:07:00,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:07:00,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:00,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:00,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:00,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:40,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:40,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 465 states and 803 transitions. [2021-11-13 21:07:40,729 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 803 transitions. [2021-11-13 21:07:40,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:07:40,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:40,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:40,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:48,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:48,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 473 states and 821 transitions. [2021-11-13 21:07:48,916 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 821 transitions. [2021-11-13 21:07:48,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:07:48,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:48,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:48,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:51,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:51,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 476 states and 827 transitions. [2021-11-13 21:07:51,648 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 827 transitions. [2021-11-13 21:07:51,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:07:51,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:51,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:52,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:39,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:39,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 499 states and 875 transitions. [2021-11-13 21:08:39,579 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 875 transitions. [2021-11-13 21:08:39,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:08:39,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:39,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:39,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:48,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:48,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 507 states and 891 transitions. [2021-11-13 21:08:48,608 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 891 transitions. [2021-11-13 21:08:48,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:08:48,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:48,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:48,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:49,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:45,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:45,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 535 states and 947 transitions. [2021-11-13 21:09:45,441 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 947 transitions. [2021-11-13 21:09:45,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 21:09:45,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:45,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:45,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:45,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:54,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:54,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 543 states and 960 transitions. [2021-11-13 21:09:54,653 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 960 transitions. [2021-11-13 21:09:54,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-13 21:09:54,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:54,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:54,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:54,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:54,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 546 states and 965 transitions. [2021-11-13 21:09:54,761 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 965 transitions. [2021-11-13 21:09:54,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-13 21:09:54,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:54,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:56,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:20,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:20,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 550 states and 979 transitions. [2021-11-13 21:11:20,258 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 979 transitions. [2021-11-13 21:11:20,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-13 21:11:20,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:20,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:20,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:20,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:20,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 551 states and 979 transitions. [2021-11-13 21:11:20,342 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 979 transitions. [2021-11-13 21:11:20,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-13 21:11:20,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:20,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:20,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:20,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:37,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:37,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 559 states and 993 transitions. [2021-11-13 21:11:37,989 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 993 transitions. [2021-11-13 21:11:37,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-13 21:11:37,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:37,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:38,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:39,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:02,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:02,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 568 states and 1015 transitions. [2021-11-13 21:12:02,673 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1015 transitions. [2021-11-13 21:12:02,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-13 21:12:02,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:02,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:03,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:37,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:37,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 582 states and 1047 transitions. [2021-11-13 21:12:37,045 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1047 transitions. [2021-11-13 21:12:37,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-13 21:12:37,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:37,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:37,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:38,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:13:26,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:26,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 601 states and 1089 transitions. [2021-11-13 21:13:26,603 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1089 transitions. [2021-11-13 21:13:26,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-13 21:13:26,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:26,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:26,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:27,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:14:28,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:28,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 625 states and 1141 transitions. [2021-11-13 21:14:28,459 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1141 transitions. [2021-11-13 21:14:28,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-13 21:14:28,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:28,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:28,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:29,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:15:38,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:38,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 654 states and 1201 transitions. [2021-11-13 21:15:38,105 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1201 transitions. [2021-11-13 21:15:38,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 21:15:38,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:38,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:39,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:15:55,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:55,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 659 states and 1220 transitions. [2021-11-13 21:15:55,666 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1220 transitions. [2021-11-13 21:15:55,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 21:15:55,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:55,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:55,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:16:07,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:07,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 662 states and 1232 transitions. [2021-11-13 21:16:07,052 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1232 transitions. [2021-11-13 21:16:07,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 21:16:07,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:07,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:07,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:16:19,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:19,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 665 states and 1242 transitions. [2021-11-13 21:16:19,194 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1242 transitions. [2021-11-13 21:16:19,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 21:16:19,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:19,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:19,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:19,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:16:22,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:22,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 667 states and 1247 transitions. [2021-11-13 21:16:22,157 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1247 transitions. [2021-11-13 21:16:22,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 21:16:22,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:22,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:22,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:16:25,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:25,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 668 states and 1248 transitions. [2021-11-13 21:16:25,161 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1248 transitions. [2021-11-13 21:16:25,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 21:16:25,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:25,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:25,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:16:37,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:37,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 671 states and 1256 transitions. [2021-11-13 21:16:37,189 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1256 transitions. [2021-11-13 21:16:37,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 21:16:37,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:37,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:37,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:37,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:16:48,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:48,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 674 states and 1262 transitions. [2021-11-13 21:16:48,454 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1262 transitions. [2021-11-13 21:16:48,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 21:16:48,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:48,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:48,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:48,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:17:00,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:17:00,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 677 states and 1272 transitions. [2021-11-13 21:17:00,818 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1272 transitions. [2021-11-13 21:17:00,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 21:17:00,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:17:00,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:17:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:17:00,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:17:12,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:17:12,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 680 states and 1278 transitions. [2021-11-13 21:17:12,117 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1278 transitions. [2021-11-13 21:17:12,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 21:17:12,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:17:12,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:17:12,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:17:12,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:17:23,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:17:23,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 683 states and 1284 transitions. [2021-11-13 21:17:23,639 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1284 transitions. [2021-11-13 21:17:23,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 21:17:23,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:17:23,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:17:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:17:23,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.