./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI --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 64bit --witnessprinter.graph.data.programhash b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:36:51,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:36:51,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:36:51,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:36:51,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:36:51,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:36:51,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:36:51,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:36:51,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:36:51,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:36:51,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:36:51,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:36:51,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:36:51,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:36:51,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:36:51,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:36:51,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:36:51,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:36:51,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:36:51,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:36:51,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:36:51,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:36:51,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:36:51,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:36:51,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:36:51,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:36:51,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:36:51,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:36:51,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:36:51,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:36:51,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:36:51,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:36:51,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:36:51,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:36:51,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:36:51,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:36:51,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:36:51,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:36:51,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:36:51,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:36:51,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:36:51,233 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-10-29 03:36:51,259 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:36:51,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:36:51,260 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:36:51,261 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:36:51,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:36:51,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:36:51,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:36:51,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:36:51,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:36:51,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:36:51,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:36:51,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:36:51,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:36:51,263 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:36:51,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:36:51,264 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:36:51,264 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:36:51,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:36:51,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:36:51,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:36:51,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:36:51,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:36:51,265 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:36:51,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:36:51,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:36:51,266 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_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 [2021-10-29 03:36:51,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:36:51,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:36:51,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:36:51,549 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:36:51,551 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:36:51,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2021-10-29 03:36:51,660 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI/data/7647fd787/d56604eb088b4e1c8cb97ae47e29bb8f/FLAG7fb5bc2e7 [2021-10-29 03:36:52,683 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:36:52,685 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2021-10-29 03:36:52,737 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI/data/7647fd787/d56604eb088b4e1c8cb97ae47e29bb8f/FLAG7fb5bc2e7 [2021-10-29 03:36:53,067 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI/data/7647fd787/d56604eb088b4e1c8cb97ae47e29bb8f [2021-10-29 03:36:53,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:36:53,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:36:53,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:36:53,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:36:53,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:36:53,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:36:53" (1/1) ... [2021-10-29 03:36:53,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@768b540d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:53, skipping insertion in model container [2021-10-29 03:36:53,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:36:53" (1/1) ... [2021-10-29 03:36:53,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:36:53,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:36:57,083 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_d5e5839a-a6c7-4d3f-8345-fd942550a493/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i[341124,341137] [2021-10-29 03:36:57,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:36:57,383 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:36:58,057 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_d5e5839a-a6c7-4d3f-8345-fd942550a493/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i[341124,341137] [2021-10-29 03:36:58,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:36:58,397 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:36:58,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:58 WrapperNode [2021-10-29 03:36:58,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:36:58,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:36:58,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:36:58,400 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:36:58,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:58" (1/1) ... [2021-10-29 03:36:58,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:58" (1/1) ... [2021-10-29 03:36:58,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:36:58,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:36:58,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:36:58,770 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:36:58,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:58" (1/1) ... [2021-10-29 03:36:58,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:58" (1/1) ... [2021-10-29 03:36:58,810 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:58" (1/1) ... [2021-10-29 03:36:58,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:58" (1/1) ... [2021-10-29 03:36:58,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:58" (1/1) ... [2021-10-29 03:36:58,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:58" (1/1) ... [2021-10-29 03:36:58,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:58" (1/1) ... [2021-10-29 03:36:59,019 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:36:59,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:36:59,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:36:59,022 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:36:59,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:58" (1/1) ... [2021-10-29 03:36:59,032 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:36:59,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:36:59,071 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:36:59,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:36:59,128 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-10-29 03:36:59,128 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-10-29 03:36:59,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-10-29 03:36:59,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-10-29 03:36:59,129 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-10-29 03:36:59,129 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-10-29 03:36:59,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-10-29 03:36:59,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-10-29 03:36:59,130 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2021-10-29 03:36:59,130 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2021-10-29 03:36:59,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-29 03:36:59,130 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-10-29 03:36:59,130 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-10-29 03:36:59,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-10-29 03:36:59,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-10-29 03:36:59,131 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-10-29 03:36:59,131 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-10-29 03:36:59,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 03:36:59,132 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-10-29 03:36:59,132 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-10-29 03:36:59,132 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2021-10-29 03:36:59,132 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2021-10-29 03:36:59,133 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-10-29 03:36:59,133 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-10-29 03:36:59,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:36:59,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 03:36:59,133 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2021-10-29 03:36:59,134 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2021-10-29 03:36:59,134 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-10-29 03:36:59,134 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-10-29 03:36:59,134 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2021-10-29 03:36:59,135 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2021-10-29 03:36:59,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:36:59,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:36:59,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-10-29 03:36:59,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-10-29 03:36:59,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:36:59,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 03:36:59,136 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2021-10-29 03:36:59,136 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2021-10-29 03:36:59,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-29 03:36:59,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-10-29 03:36:59,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-10-29 03:36:59,137 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-10-29 03:36:59,137 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-10-29 03:36:59,137 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-10-29 03:36:59,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-10-29 03:36:59,138 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2021-10-29 03:36:59,138 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2021-10-29 03:36:59,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 03:36:59,138 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2021-10-29 03:36:59,139 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2021-10-29 03:36:59,139 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-10-29 03:36:59,139 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-10-29 03:36:59,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:36:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2021-10-29 03:36:59,140 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2021-10-29 03:36:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-10-29 03:36:59,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-10-29 03:41:27,003 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:41:27,004 INFO L299 CfgBuilder]: Removed 30 assume(true) statements. [2021-10-29 03:41:27,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:41:27 BoogieIcfgContainer [2021-10-29 03:41:27,007 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:41:27,008 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:41:27,008 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:41:27,018 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:41:27,018 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:41:27" (1/1) ... [2021-10-29 03:41:27,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:41:27,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:27,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 157 states and 202 transitions. [2021-10-29 03:41:27,080 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 202 transitions. [2021-10-29 03:41:27,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:41:27,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:27,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:28,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:41:28,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:28,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 160 states and 212 transitions. [2021-10-29 03:41:28,144 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 212 transitions. [2021-10-29 03:41:28,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:41:28,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:28,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:28,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:28,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:41:28,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:28,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 165 states and 229 transitions. [2021-10-29 03:41:28,889 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 229 transitions. [2021-10-29 03:41:28,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:41:28,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:28,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:29,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:29,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:41:29,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:29,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 171 states and 247 transitions. [2021-10-29 03:41:29,904 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 247 transitions. [2021-10-29 03:41:29,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:41:29,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:29,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:30,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:41:31,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:31,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 178 states and 266 transitions. [2021-10-29 03:41:31,064 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 266 transitions. [2021-10-29 03:41:31,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:41:31,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:31,065 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:31,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:31,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:41:42,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:42,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 182 states and 283 transitions. [2021-10-29 03:41:42,723 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 283 transitions. [2021-10-29 03:41:42,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:41:42,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:42,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:42,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:43,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:41:44,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:44,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 190 states and 302 transitions. [2021-10-29 03:41:44,773 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 302 transitions. [2021-10-29 03:41:44,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:41:44,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:44,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:45,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:45,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:45,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 193 states and 308 transitions. [2021-10-29 03:41:45,537 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 308 transitions. [2021-10-29 03:41:45,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:41:45,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:45,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:45,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:46,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:46,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 196 states and 314 transitions. [2021-10-29 03:41:46,274 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 314 transitions. [2021-10-29 03:41:46,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:41:46,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:46,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:46,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:46,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:47,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:47,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 199 states and 320 transitions. [2021-10-29 03:41:47,091 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 320 transitions. [2021-10-29 03:41:47,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:41:47,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:47,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:47,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:47,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:47,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:47,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 202 states and 326 transitions. [2021-10-29 03:41:47,658 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 326 transitions. [2021-10-29 03:41:47,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:41:47,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:47,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:48,046 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:41:48,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:48,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 204 states and 328 transitions. [2021-10-29 03:41:48,067 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 328 transitions. [2021-10-29 03:41:48,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:41:48,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:48,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:48,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:48,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:48,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:48,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 207 states and 332 transitions. [2021-10-29 03:41:48,452 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 332 transitions. [2021-10-29 03:41:48,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:41:48,454 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:48,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:48,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:48,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:48,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 213 states and 343 transitions. [2021-10-29 03:41:48,896 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 343 transitions. [2021-10-29 03:41:48,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:41:48,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:48,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:49,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:49,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:49,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 219 states and 354 transitions. [2021-10-29 03:41:49,263 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 354 transitions. [2021-10-29 03:41:49,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:41:49,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:49,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:49,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:49,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:49,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 224 states and 362 transitions. [2021-10-29 03:41:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 362 transitions. [2021-10-29 03:41:49,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:41:49,732 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:49,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:50,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:41:50,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:50,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 230 states and 370 transitions. [2021-10-29 03:41:50,241 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 370 transitions. [2021-10-29 03:41:50,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:41:50,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:50,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:50,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:50,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:50,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:50,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 233 states and 374 transitions. [2021-10-29 03:41:50,723 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 374 transitions. [2021-10-29 03:41:50,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:41:50,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:50,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:50,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:51,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:51,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:51,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 235 states and 376 transitions. [2021-10-29 03:41:51,118 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 376 transitions. [2021-10-29 03:41:51,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:41:51,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:51,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:51,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:51,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:51,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 241 states and 387 transitions. [2021-10-29 03:41:51,495 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 387 transitions. [2021-10-29 03:41:51,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:41:51,497 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:51,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:51,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:51,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:52,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:52,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 246 states and 395 transitions. [2021-10-29 03:41:52,002 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 395 transitions. [2021-10-29 03:41:52,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:41:52,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:52,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:52,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:41:52,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:52,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 252 states and 403 transitions. [2021-10-29 03:41:52,457 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 403 transitions. [2021-10-29 03:41:52,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:41:52,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:52,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:52,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:52,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:52,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 255 states and 407 transitions. [2021-10-29 03:41:52,880 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 407 transitions. [2021-10-29 03:41:52,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:41:52,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:52,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:53,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:53,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:53,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 259 states and 415 transitions. [2021-10-29 03:41:53,236 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 415 transitions. [2021-10-29 03:41:53,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:41:53,237 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:53,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:53,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:53,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:53,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:53,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 261 states and 417 transitions. [2021-10-29 03:41:53,649 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 417 transitions. [2021-10-29 03:41:53,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:41:53,656 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:53,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:53,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:53,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:53,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:53,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 267 states and 428 transitions. [2021-10-29 03:41:53,997 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 428 transitions. [2021-10-29 03:41:53,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:41:53,998 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:53,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:54,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:54,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:54,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 272 states and 436 transitions. [2021-10-29 03:41:54,370 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 436 transitions. [2021-10-29 03:41:54,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:41:54,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:54,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:54,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:41:54,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:54,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 278 states and 444 transitions. [2021-10-29 03:41:54,881 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 444 transitions. [2021-10-29 03:41:54,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:41:54,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:54,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:55,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:55,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:55,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 281 states and 448 transitions. [2021-10-29 03:41:55,246 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 448 transitions. [2021-10-29 03:41:55,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:41:55,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:55,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:55,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:55,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:55,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:55,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 282 states and 449 transitions. [2021-10-29 03:41:55,591 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 449 transitions. [2021-10-29 03:41:55,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:41:55,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:55,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:55,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:55,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:55,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:55,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 286 states and 457 transitions. [2021-10-29 03:41:55,932 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 457 transitions. [2021-10-29 03:41:55,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:41:55,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:55,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:56,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:56,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:56,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:56,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 288 states and 459 transitions. [2021-10-29 03:41:56,377 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 459 transitions. [2021-10-29 03:41:56,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:41:56,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:56,378 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:56,714 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:41:56,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:56,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 294 states and 470 transitions. [2021-10-29 03:41:56,725 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 470 transitions. [2021-10-29 03:41:56,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:41:56,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:56,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:56,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:57,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:57,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:57,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 300 states and 481 transitions. [2021-10-29 03:41:57,070 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 481 transitions. [2021-10-29 03:41:57,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:41:57,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:57,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:57,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:57,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:57,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:57,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 305 states and 489 transitions. [2021-10-29 03:41:57,441 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 489 transitions. [2021-10-29 03:41:57,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:41:57,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:57,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:57,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:57,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:57,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 308 states and 492 transitions. [2021-10-29 03:41:57,840 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 492 transitions. [2021-10-29 03:41:57,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:41:57,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:57,841 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:58,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:41:58,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:58,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 314 states and 500 transitions. [2021-10-29 03:41:58,257 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 500 transitions. [2021-10-29 03:41:58,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:41:58,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:58,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:58,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:58,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:58,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 317 states and 504 transitions. [2021-10-29 03:41:58,619 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 504 transitions. [2021-10-29 03:41:58,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:41:58,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:58,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:58,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:59,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:59,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:59,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 318 states and 505 transitions. [2021-10-29 03:41:59,050 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 505 transitions. [2021-10-29 03:41:59,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:41:59,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:59,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:59,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:59,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:59,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:59,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 319 states and 506 transitions. [2021-10-29 03:41:59,396 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 506 transitions. [2021-10-29 03:41:59,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:41:59,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:59,398 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:59,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:59,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:59,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 323 states and 514 transitions. [2021-10-29 03:41:59,738 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 514 transitions. [2021-10-29 03:41:59,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:41:59,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:59,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:59,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:00,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:00,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:00,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 325 states and 516 transitions. [2021-10-29 03:42:00,040 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 516 transitions. [2021-10-29 03:42:00,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:42:00,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:00,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:00,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:00,381 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:42:00,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:00,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 330 states and 524 transitions. [2021-10-29 03:42:00,404 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 524 transitions. [2021-10-29 03:42:00,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:42:00,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:00,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:00,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:00,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:00,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 335 states and 532 transitions. [2021-10-29 03:42:00,729 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 532 transitions. [2021-10-29 03:42:00,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:42:00,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:00,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:00,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:01,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:01,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:01,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 338 states and 535 transitions. [2021-10-29 03:42:01,056 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 535 transitions. [2021-10-29 03:42:01,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:42:01,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:01,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:01,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:01,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:01,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:01,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 344 states and 544 transitions. [2021-10-29 03:42:01,483 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 544 transitions. [2021-10-29 03:42:01,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:42:01,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:01,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:01,794 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:42:01,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:01,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 347 states and 548 transitions. [2021-10-29 03:42:01,833 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 548 transitions. [2021-10-29 03:42:01,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:42:01,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:01,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:02,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:02,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:02,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 350 states and 552 transitions. [2021-10-29 03:42:02,171 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 552 transitions. [2021-10-29 03:42:02,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:42:02,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:02,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:02,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:02,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:02,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:02,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 351 states and 553 transitions. [2021-10-29 03:42:02,428 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 553 transitions. [2021-10-29 03:42:02,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:42:02,429 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:02,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:02,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:02,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:02,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 352 states and 554 transitions. [2021-10-29 03:42:02,685 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 554 transitions. [2021-10-29 03:42:02,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:42:02,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:02,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:02,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:02,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:02,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 356 states and 562 transitions. [2021-10-29 03:42:02,993 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 562 transitions. [2021-10-29 03:42:02,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:42:02,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:02,994 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:03,253 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:42:03,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:03,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 358 states and 564 transitions. [2021-10-29 03:42:03,274 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 564 transitions. [2021-10-29 03:42:03,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:42:03,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:03,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:03,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:03,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:03,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:03,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 360 states and 566 transitions. [2021-10-29 03:42:03,543 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 566 transitions. [2021-10-29 03:42:03,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:42:03,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:03,545 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:03,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:03,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:03,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:03,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 364 states and 571 transitions. [2021-10-29 03:42:03,835 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 571 transitions. [2021-10-29 03:42:03,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:42:03,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:03,837 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:04,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:04,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:04,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:04,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 367 states and 574 transitions. [2021-10-29 03:42:04,235 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 574 transitions. [2021-10-29 03:42:04,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:42:04,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:04,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:04,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:04,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:04,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:04,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 368 states and 575 transitions. [2021-10-29 03:42:04,549 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 575 transitions. [2021-10-29 03:42:04,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:42:04,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:04,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:04,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:04,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:04,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 369 states and 576 transitions. [2021-10-29 03:42:04,794 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 576 transitions. [2021-10-29 03:42:04,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:42:04,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:04,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:04,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:05,022 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:42:05,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:05,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 373 states and 584 transitions. [2021-10-29 03:42:05,039 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 584 transitions. [2021-10-29 03:42:05,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:42:05,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:05,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:05,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:05,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:05,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:05,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 377 states and 592 transitions. [2021-10-29 03:42:05,409 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 592 transitions. [2021-10-29 03:42:05,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:42:05,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:05,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:05,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:05,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:05,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:05,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 381 states and 597 transitions. [2021-10-29 03:42:05,704 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 597 transitions. [2021-10-29 03:42:05,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:42:05,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:05,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:05,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:05,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:05,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:06,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 384 states and 600 transitions. [2021-10-29 03:42:06,001 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 600 transitions. [2021-10-29 03:42:06,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:42:06,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:06,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:06,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:06,246 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:06,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:06,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 386 states and 610 transitions. [2021-10-29 03:42:06,387 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 610 transitions. [2021-10-29 03:42:06,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:42:06,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:06,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:06,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:06,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:06,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:06,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 387 states and 613 transitions. [2021-10-29 03:42:06,720 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 613 transitions. [2021-10-29 03:42:06,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:42:06,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:06,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:06,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:07,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:07,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:07,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 388 states and 614 transitions. [2021-10-29 03:42:07,067 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 614 transitions. [2021-10-29 03:42:07,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:42:07,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:07,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:07,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:07,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:07,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:07,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 392 states and 619 transitions. [2021-10-29 03:42:07,473 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 619 transitions. [2021-10-29 03:42:07,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:42:07,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:07,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:07,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:07,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:07,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 395 states and 625 transitions. [2021-10-29 03:42:07,796 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 625 transitions. [2021-10-29 03:42:07,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:42:07,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:07,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:08,017 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:08,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:08,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 397 states and 635 transitions. [2021-10-29 03:42:08,163 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 635 transitions. [2021-10-29 03:42:08,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:42:08,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:08,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:08,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:08,549 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:09,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:09,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 402 states and 659 transitions. [2021-10-29 03:42:09,661 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 659 transitions. [2021-10-29 03:42:09,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:42:09,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:09,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:10,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:10,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:10,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 403 states and 661 transitions. [2021-10-29 03:42:10,180 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 661 transitions. [2021-10-29 03:42:10,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:42:10,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:10,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:10,464 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:10,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:10,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 404 states and 662 transitions. [2021-10-29 03:42:10,848 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 662 transitions. [2021-10-29 03:42:10,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:42:10,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:10,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:11,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:11,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:11,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 405 states and 664 transitions. [2021-10-29 03:42:11,097 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 664 transitions. [2021-10-29 03:42:11,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:42:11,099 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:11,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:11,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:11,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:11,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 409 states and 669 transitions. [2021-10-29 03:42:11,411 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 669 transitions. [2021-10-29 03:42:11,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:42:11,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:11,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:11,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:11,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:11,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:11,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 411 states and 679 transitions. [2021-10-29 03:42:11,852 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 679 transitions. [2021-10-29 03:42:11,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:42:11,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:11,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:11,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:12,129 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:12,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:12,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 413 states and 682 transitions. [2021-10-29 03:42:12,525 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 682 transitions. [2021-10-29 03:42:12,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:42:12,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:12,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:12,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:12,757 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:13,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:13,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 414 states and 683 transitions. [2021-10-29 03:42:13,111 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 683 transitions. [2021-10-29 03:42:13,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:42:13,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:13,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:13,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:13,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:13,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:13,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 418 states and 691 transitions. [2021-10-29 03:42:13,404 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 691 transitions. [2021-10-29 03:42:13,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:42:13,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:13,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:13,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:13,648 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:13,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:13,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 420 states and 701 transitions. [2021-10-29 03:42:13,836 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 701 transitions. [2021-10-29 03:42:13,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:42:13,837 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:13,838 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:14,065 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:14,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:14,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 422 states and 704 transitions. [2021-10-29 03:42:14,399 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 704 transitions. [2021-10-29 03:42:14,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:42:14,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:14,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:14,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:14,644 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:15,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:15,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 423 states and 705 transitions. [2021-10-29 03:42:15,012 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 705 transitions. [2021-10-29 03:42:15,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 03:42:15,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:15,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:15,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:15,239 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:15,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:15,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 425 states and 708 transitions. [2021-10-29 03:42:15,598 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 708 transitions. [2021-10-29 03:42:15,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 03:42:15,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:15,599 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:15,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:15,970 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:16,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:16,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 428 states and 714 transitions. [2021-10-29 03:42:16,434 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 714 transitions. [2021-10-29 03:42:16,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:42:16,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:16,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:16,781 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:17,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:17,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 429 states and 715 transitions. [2021-10-29 03:42:17,043 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 715 transitions. [2021-10-29 03:42:17,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 03:42:17,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:17,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:17,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:17,279 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:42:17,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:17,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 431 states and 717 transitions. [2021-10-29 03:42:17,366 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 717 transitions. [2021-10-29 03:42:17,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 03:42:17,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:17,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:17,612 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:42:17,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:17,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 433 states and 719 transitions. [2021-10-29 03:42:17,684 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 719 transitions. [2021-10-29 03:42:17,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 03:42:17,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:17,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:17,903 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:17,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:17,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 439 states and 731 transitions. [2021-10-29 03:42:17,918 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 731 transitions. [2021-10-29 03:42:17,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 03:42:17,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:17,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:18,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:18,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:20,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:20,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 442 states and 738 transitions. [2021-10-29 03:42:20,469 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 738 transitions. [2021-10-29 03:42:20,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 03:42:20,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:20,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:20,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:20,728 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:42:20,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:20,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 444 states and 740 transitions. [2021-10-29 03:42:20,809 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 740 transitions. [2021-10-29 03:42:20,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 03:42:20,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:20,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:20,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:21,138 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:21,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:21,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 450 states and 752 transitions. [2021-10-29 03:42:21,156 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 752 transitions. [2021-10-29 03:42:21,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:42:21,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:21,158 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:21,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:21,529 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:21,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:21,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 455 states and 761 transitions. [2021-10-29 03:42:21,549 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 761 transitions. [2021-10-29 03:42:21,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 03:42:21,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:21,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:21,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:21,883 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:21,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:21,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 457 states and 763 transitions. [2021-10-29 03:42:21,908 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 763 transitions. [2021-10-29 03:42:21,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:42:21,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:21,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:22,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:22,672 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 03:42:23,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:23,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 459 states and 767 transitions. [2021-10-29 03:42:23,113 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 767 transitions. [2021-10-29 03:42:23,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:42:23,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:23,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:23,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:23,393 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:42:23,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:23,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 461 states and 769 transitions. [2021-10-29 03:42:23,467 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 769 transitions. [2021-10-29 03:42:23,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:42:23,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:23,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:23,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:23,726 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:23,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:23,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 464 states and 774 transitions. [2021-10-29 03:42:23,760 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 774 transitions. [2021-10-29 03:42:23,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 03:42:23,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:23,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:23,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:24,060 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:24,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:24,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 466 states and 777 transitions. [2021-10-29 03:42:24,081 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 777 transitions. [2021-10-29 03:42:24,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:42:24,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:24,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:24,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:24,371 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:24,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:24,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 472 states and 789 transitions. [2021-10-29 03:42:24,381 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 789 transitions. [2021-10-29 03:42:24,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 03:42:24,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:24,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:24,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:24,608 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:24,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:24,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 477 states and 798 transitions. [2021-10-29 03:42:24,639 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 798 transitions. [2021-10-29 03:42:24,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 03:42:24,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:24,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:24,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:24,874 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:42:24,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:24,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 483 states and 810 transitions. [2021-10-29 03:42:24,886 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 810 transitions. [2021-10-29 03:42:24,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:42:24,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:24,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:25,144 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:25,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:25,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 488 states and 819 transitions. [2021-10-29 03:42:25,173 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 819 transitions. [2021-10-29 03:42:25,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:42:25,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:25,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:25,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:25,452 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:25,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:25,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 492 states and 828 transitions. [2021-10-29 03:42:25,476 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 828 transitions. [2021-10-29 03:42:25,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:42:25,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:25,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:25,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:25,711 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:25,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:25,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 495 states and 833 transitions. [2021-10-29 03:42:25,739 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 833 transitions. [2021-10-29 03:42:25,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:42:25,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:25,741 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:25,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:25,990 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:26,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:26,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 497 states and 836 transitions. [2021-10-29 03:42:26,015 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 836 transitions. [2021-10-29 03:42:26,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:42:26,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:26,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:26,292 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:42:26,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:26,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 503 states and 847 transitions. [2021-10-29 03:42:26,446 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 847 transitions. [2021-10-29 03:42:26,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:42:26,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:26,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:26,749 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:26,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:26,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 507 states and 856 transitions. [2021-10-29 03:42:26,778 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 856 transitions. [2021-10-29 03:42:26,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:42:26,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:26,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:26,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:27,006 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:27,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:27,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 510 states and 861 transitions. [2021-10-29 03:42:27,036 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 861 transitions. [2021-10-29 03:42:27,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:42:27,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:27,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:27,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:27,260 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:27,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:27,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 512 states and 864 transitions. [2021-10-29 03:42:27,284 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 864 transitions. [2021-10-29 03:42:27,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:42:27,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:27,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:27,528 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:27,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:27,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 513 states and 865 transitions. [2021-10-29 03:42:27,545 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 865 transitions. [2021-10-29 03:42:27,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:42:27,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:27,546 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:27,795 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:27,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:27,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 516 states and 868 transitions. [2021-10-29 03:42:27,824 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 868 transitions. [2021-10-29 03:42:27,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:42:27,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:27,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:27,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:28,069 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:28,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:28,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 521 states and 877 transitions. [2021-10-29 03:42:28,088 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 877 transitions. [2021-10-29 03:42:28,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:42:28,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:28,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:28,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:28,332 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:28,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:28,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 524 states and 881 transitions. [2021-10-29 03:42:28,352 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 881 transitions. [2021-10-29 03:42:28,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 03:42:28,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:28,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:28,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:28,715 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:42:28,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:28,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 527 states and 886 transitions. [2021-10-29 03:42:28,762 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 886 transitions. [2021-10-29 03:42:28,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:42:28,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:28,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:29,021 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:42:29,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:29,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 533 states and 897 transitions. [2021-10-29 03:42:29,212 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 897 transitions. [2021-10-29 03:42:29,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:42:29,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:29,213 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:29,448 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:29,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:29,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 538 states and 905 transitions. [2021-10-29 03:42:29,588 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 905 transitions. [2021-10-29 03:42:29,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:42:29,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:29,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:29,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:29,838 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:29,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:29,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 539 states and 906 transitions. [2021-10-29 03:42:29,852 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 906 transitions. [2021-10-29 03:42:29,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:42:29,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:29,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:30,128 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:30,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:30,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 540 states and 907 transitions. [2021-10-29 03:42:30,142 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 907 transitions. [2021-10-29 03:42:30,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 03:42:30,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:30,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:30,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:30,472 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:30,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:30,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 543 states and 912 transitions. [2021-10-29 03:42:30,515 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 912 transitions. [2021-10-29 03:42:30,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:42:30,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:30,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:30,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:30,843 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:30,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:30,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 547 states and 921 transitions. [2021-10-29 03:42:30,870 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 921 transitions. [2021-10-29 03:42:30,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 03:42:30,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:30,872 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:31,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:31,274 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:31,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:31,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 550 states and 924 transitions. [2021-10-29 03:42:31,309 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 924 transitions. [2021-10-29 03:42:31,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:42:31,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:31,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:31,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:31,622 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:31,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:31,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 552 states and 927 transitions. [2021-10-29 03:42:31,646 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 927 transitions. [2021-10-29 03:42:31,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:42:31,647 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:31,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:31,894 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:31,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:31,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 555 states and 931 transitions. [2021-10-29 03:42:31,921 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 931 transitions. [2021-10-29 03:42:31,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-29 03:42:31,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:31,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:32,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:32,170 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:42:32,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:32,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 558 states and 936 transitions. [2021-10-29 03:42:32,204 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 936 transitions. [2021-10-29 03:42:32,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:42:32,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:32,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:32,522 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:32,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:32,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 561 states and 940 transitions. [2021-10-29 03:42:32,669 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 940 transitions. [2021-10-29 03:42:32,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:42:32,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:32,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:32,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:32,964 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:42:33,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:33,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 567 states and 951 transitions. [2021-10-29 03:42:33,128 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 951 transitions. [2021-10-29 03:42:33,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 03:42:33,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:33,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:33,360 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:33,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:33,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 569 states and 953 transitions. [2021-10-29 03:42:33,469 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 953 transitions. [2021-10-29 03:42:33,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 03:42:33,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:33,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:33,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:33,878 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:34,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:34,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 574 states and 961 transitions. [2021-10-29 03:42:34,044 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 961 transitions. [2021-10-29 03:42:34,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:42:34,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:34,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:34,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:34,338 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:42:34,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:34,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 578 states and 966 transitions. [2021-10-29 03:42:34,630 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 966 transitions. [2021-10-29 03:42:34,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 03:42:34,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:34,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:34,921 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:34,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:34,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 582 states and 975 transitions. [2021-10-29 03:42:34,947 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 975 transitions. [2021-10-29 03:42:34,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 03:42:34,947 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:34,947 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:35,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:35,196 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:35,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:35,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 583 states and 976 transitions. [2021-10-29 03:42:35,212 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 976 transitions. [2021-10-29 03:42:35,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 03:42:35,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:35,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:35,548 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:35,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:35,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 584 states and 977 transitions. [2021-10-29 03:42:35,574 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 977 transitions. [2021-10-29 03:42:35,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:42:35,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:35,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:35,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:35,852 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:35,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:35,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 587 states and 980 transitions. [2021-10-29 03:42:35,881 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 980 transitions. [2021-10-29 03:42:35,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 03:42:35,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:35,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:35,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:36,108 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:36,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:36,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 590 states and 984 transitions. [2021-10-29 03:42:36,144 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 984 transitions. [2021-10-29 03:42:36,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 03:42:36,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:36,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:36,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:36,398 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:42:36,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:36,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 593 states and 989 transitions. [2021-10-29 03:42:36,443 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 989 transitions. [2021-10-29 03:42:36,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:42:36,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:36,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:36,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:36,673 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:36,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:36,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 596 states and 993 transitions. [2021-10-29 03:42:36,788 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 993 transitions. [2021-10-29 03:42:36,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-29 03:42:36,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:36,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:36,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:37,059 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 03:42:37,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:37,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 599 states and 997 transitions. [2021-10-29 03:42:37,178 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 997 transitions. [2021-10-29 03:42:37,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 03:42:37,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:37,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:37,461 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:42:37,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:37,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 605 states and 1008 transitions. [2021-10-29 03:42:37,614 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1008 transitions. [2021-10-29 03:42:37,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:42:37,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:37,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:37,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:37,857 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:37,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:37,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 610 states and 1016 transitions. [2021-10-29 03:42:37,992 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1016 transitions. [2021-10-29 03:42:37,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:42:37,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:37,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:38,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:38,240 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:38,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:38,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 614 states and 1024 transitions. [2021-10-29 03:42:38,373 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1024 transitions. [2021-10-29 03:42:38,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:42:38,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:38,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:38,602 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:38,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:38,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 616 states and 1026 transitions. [2021-10-29 03:42:38,678 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1026 transitions. [2021-10-29 03:42:38,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 03:42:38,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:38,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:38,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:38,918 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:42:39,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:39,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 620 states and 1031 transitions. [2021-10-29 03:42:39,217 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1031 transitions. [2021-10-29 03:42:39,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:42:39,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:39,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:39,504 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:39,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:39,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 621 states and 1032 transitions. [2021-10-29 03:42:39,521 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1032 transitions. [2021-10-29 03:42:39,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:42:39,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:39,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:39,791 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:39,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:39,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 624 states and 1035 transitions. [2021-10-29 03:42:39,816 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1035 transitions. [2021-10-29 03:42:39,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:42:39,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:39,817 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:39,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:40,119 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:40,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:40,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 625 states and 1036 transitions. [2021-10-29 03:42:40,134 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1036 transitions. [2021-10-29 03:42:40,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:42:40,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:40,135 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:40,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:40,372 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:40,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:40,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 628 states and 1040 transitions. [2021-10-29 03:42:40,404 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1040 transitions. [2021-10-29 03:42:40,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-29 03:42:40,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:40,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:40,658 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:42:40,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:40,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 631 states and 1045 transitions. [2021-10-29 03:42:40,694 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1045 transitions. [2021-10-29 03:42:40,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:42:40,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:40,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:41,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:41,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:41,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 632 states and 1047 transitions. [2021-10-29 03:42:41,289 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1047 transitions. [2021-10-29 03:42:41,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:42:41,290 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:41,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:41,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:41,560 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:41,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:41,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 635 states and 1051 transitions. [2021-10-29 03:42:41,661 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1051 transitions. [2021-10-29 03:42:41,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-29 03:42:41,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:41,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:41,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:41,914 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-10-29 03:42:42,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:42,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 636 states and 1051 transitions. [2021-10-29 03:42:42,175 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1051 transitions. [2021-10-29 03:42:42,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-29 03:42:42,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:42,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:42,422 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 03:42:42,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:42,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 639 states and 1055 transitions. [2021-10-29 03:42:42,537 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1055 transitions. [2021-10-29 03:42:42,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:42:42,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:42,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:42,769 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:42,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:42,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 644 states and 1063 transitions. [2021-10-29 03:42:42,914 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1063 transitions. [2021-10-29 03:42:42,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:42:42,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:42,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:43,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:43,144 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:43,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:43,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 646 states and 1065 transitions. [2021-10-29 03:42:43,210 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1065 transitions. [2021-10-29 03:42:43,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:42:43,210 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:43,210 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:43,486 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:43,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:43,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 650 states and 1073 transitions. [2021-10-29 03:42:43,601 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1073 transitions. [2021-10-29 03:42:43,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 03:42:43,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:43,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:43,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:43,860 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:42:44,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:44,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 654 states and 1078 transitions. [2021-10-29 03:42:44,156 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1078 transitions. [2021-10-29 03:42:44,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:42:44,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:44,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:44,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:44,411 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:44,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:44,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 663 states and 1096 transitions. [2021-10-29 03:42:44,895 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1096 transitions. [2021-10-29 03:42:44,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:42:44,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:44,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:45,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:45,148 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:45,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:45,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 664 states and 1097 transitions. [2021-10-29 03:42:45,162 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1097 transitions. [2021-10-29 03:42:45,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:42:45,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:45,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:45,405 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:45,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:45,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 670 states and 1108 transitions. [2021-10-29 03:42:45,442 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1108 transitions. [2021-10-29 03:42:45,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:42:45,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:45,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:45,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:45,684 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:45,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:45,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 673 states and 1116 transitions. [2021-10-29 03:42:45,712 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1116 transitions. [2021-10-29 03:42:45,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-29 03:42:45,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:45,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:45,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:45,979 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:42:46,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:46,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 676 states and 1120 transitions. [2021-10-29 03:42:46,014 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1120 transitions. [2021-10-29 03:42:46,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 03:42:46,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:46,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:46,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:46,279 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-10-29 03:42:47,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:47,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 683 states and 1140 transitions. [2021-10-29 03:42:47,063 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1140 transitions. [2021-10-29 03:42:47,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-29 03:42:47,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:47,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:47,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:47,398 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-10-29 03:42:47,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:47,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 684 states and 1142 transitions. [2021-10-29 03:42:47,409 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1142 transitions. [2021-10-29 03:42:47,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 03:42:47,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:47,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:47,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:47,666 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-29 03:42:47,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:47,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 689 states and 1149 transitions. [2021-10-29 03:42:47,688 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1149 transitions. [2021-10-29 03:42:47,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:42:47,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:47,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:47,945 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:42:47,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:47,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 692 states and 1153 transitions. [2021-10-29 03:42:47,966 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1153 transitions. [2021-10-29 03:42:47,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 03:42:47,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:47,967 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:48,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:48,206 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:48,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:48,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 695 states and 1157 transitions. [2021-10-29 03:42:48,317 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1157 transitions. [2021-10-29 03:42:48,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 03:42:48,318 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:48,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:48,563 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-10-29 03:42:48,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:48,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 696 states and 1157 transitions. [2021-10-29 03:42:48,838 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1157 transitions. [2021-10-29 03:42:48,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-29 03:42:48,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:48,838 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:48,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:49,102 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 03:42:49,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:49,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 699 states and 1161 transitions. [2021-10-29 03:42:49,215 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1161 transitions. [2021-10-29 03:42:49,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:42:49,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:49,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:49,473 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:49,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:49,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 703 states and 1169 transitions. [2021-10-29 03:42:49,597 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1169 transitions. [2021-10-29 03:42:49,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:42:49,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:49,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:49,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:49,849 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:49,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:49,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 705 states and 1171 transitions. [2021-10-29 03:42:49,930 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1171 transitions. [2021-10-29 03:42:49,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 03:42:49,930 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:49,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:50,244 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:42:50,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:50,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 709 states and 1176 transitions. [2021-10-29 03:42:50,286 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1176 transitions. [2021-10-29 03:42:50,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:42:50,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:50,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:50,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:50,537 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:50,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:50,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 710 states and 1178 transitions. [2021-10-29 03:42:50,553 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1178 transitions. [2021-10-29 03:42:50,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 03:42:50,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:50,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:50,823 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:50,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:50,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 711 states and 1181 transitions. [2021-10-29 03:42:50,838 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1181 transitions. [2021-10-29 03:42:50,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:42:50,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:50,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:51,116 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:42:51,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:51,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 712 states and 1181 transitions. [2021-10-29 03:42:51,127 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1181 transitions. [2021-10-29 03:42:51,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-29 03:42:51,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:51,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:51,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:51,362 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-10-29 03:42:51,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:51,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 713 states and 1181 transitions. [2021-10-29 03:42:51,610 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1181 transitions. [2021-10-29 03:42:51,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-29 03:42:51,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:51,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:51,853 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 03:42:51,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:51,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 716 states and 1185 transitions. [2021-10-29 03:42:51,971 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1185 transitions. [2021-10-29 03:42:51,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 03:42:51,972 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:51,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:52,207 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:42:52,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:52,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 720 states and 1193 transitions. [2021-10-29 03:42:52,331 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1193 transitions. [2021-10-29 03:42:52,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-29 03:42:52,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:52,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:52,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:52,560 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:42:52,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:52,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 728 states and 1209 transitions. [2021-10-29 03:42:52,884 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1209 transitions. [2021-10-29 03:42:52,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 03:42:52,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:52,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:53,185 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:53,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:53,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 734 states and 1218 transitions. [2021-10-29 03:42:53,223 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1218 transitions. [2021-10-29 03:42:53,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:42:53,223 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:53,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:53,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:53,466 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 03:42:53,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:53,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 736 states and 1220 transitions. [2021-10-29 03:42:53,477 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1220 transitions. [2021-10-29 03:42:53,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-29 03:42:53,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:53,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:53,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:53,726 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-10-29 03:42:53,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:53,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 737 states and 1220 transitions. [2021-10-29 03:42:53,747 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1220 transitions. [2021-10-29 03:42:53,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-29 03:42:53,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:53,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:53,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:53,984 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 03:42:54,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:54,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 740 states and 1224 transitions. [2021-10-29 03:42:54,081 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1224 transitions. [2021-10-29 03:42:54,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-29 03:42:54,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:54,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:54,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:54,558 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:55,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:55,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 743 states and 1229 transitions. [2021-10-29 03:42:55,127 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1229 transitions. [2021-10-29 03:42:55,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-29 03:42:55,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:55,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:55,366 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-10-29 03:42:55,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:55,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 744 states and 1229 transitions. [2021-10-29 03:42:55,392 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1229 transitions. [2021-10-29 03:42:55,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-29 03:42:55,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:55,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:55,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:55,680 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:42:55,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:55,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 635 states and 1041 transitions. [2021-10-29 03:42:55,697 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1041 transitions. [2021-10-29 03:42:55,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-29 03:42:55,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:55,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:55,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:55,946 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:42:55,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:55,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 525 states and 852 transitions. [2021-10-29 03:42:55,966 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 852 transitions. [2021-10-29 03:42:55,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-29 03:42:55,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:55,967 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:56,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:56,291 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:42:56,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:56,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 414 states and 662 transitions. [2021-10-29 03:42:56,315 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 662 transitions. [2021-10-29 03:42:56,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 03:42:56,316 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:56,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:56,634 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-10-29 03:42:56,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:56,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 420 states and 671 transitions. [2021-10-29 03:42:56,651 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 671 transitions. [2021-10-29 03:42:56,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 03:42:56,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:56,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:56,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:56,959 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:42:56,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:56,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 308 states and 480 transitions. [2021-10-29 03:42:56,987 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 480 transitions. [2021-10-29 03:42:56,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-29 03:42:56,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:56,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:57,248 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 03:42:57,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:57,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 312 states and 484 transitions. [2021-10-29 03:42:57,269 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 484 transitions. [2021-10-29 03:42:57,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-29 03:42:57,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:57,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:57,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:57,524 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:42:57,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:57,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 314 states and 486 transitions. [2021-10-29 03:42:57,545 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 486 transitions. [2021-10-29 03:42:57,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-29 03:42:57,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:57,545 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:57,812 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 03:42:57,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:57,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 317 states and 490 transitions. [2021-10-29 03:42:57,861 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 490 transitions. [2021-10-29 03:42:57,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-29 03:42:57,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:57,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:57,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:58,142 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 03:42:58,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:58,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 319 states and 492 transitions. [2021-10-29 03:42:58,162 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 492 transitions. [2021-10-29 03:42:58,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-29 03:42:58,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:58,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:58,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:58,436 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:42:58,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:58,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 321 states and 495 transitions. [2021-10-29 03:42:58,465 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 495 transitions. [2021-10-29 03:42:58,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-29 03:42:58,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:58,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:58,729 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 03:42:58,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:58,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 207 states and 298 transitions. [2021-10-29 03:42:58,750 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 298 transitions. [2021-10-29 03:42:58,751 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:42:58,751 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 190 iterations. [2021-10-29 03:42:58,758 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:43:00,080 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,084 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,084 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,085 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,085 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,100 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,100 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,100 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,100 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,100 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,100 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,101 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,101 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,102 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,102 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,102 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,102 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,102 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,102 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,102 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:43:00,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:43:00 ImpRootNode [2021-10-29 03:43:00,103 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:43:00,103 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:43:00,103 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:43:00,103 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:43:00,110 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:41:27" (3/4) ... [2021-10-29 03:43:00,113 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:43:00,120 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2021-10-29 03:43:00,121 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_get_interface [2021-10-29 03:43:00,121 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-10-29 03:43:00,121 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_capture_open [2021-10-29 03:43:00,121 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2021-10-29 03:43:00,121 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2021-10-29 03:43:00,121 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_put_interface [2021-10-29 03:43:00,121 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_hw_capture_free [2021-10-29 03:43:00,121 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fire_audio_urb [2021-10-29 03:43:00,122 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_coherent [2021-10-29 03:43:00,122 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_return_value [2021-10-29 03:43:00,122 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2021-10-29 03:43:00,122 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_all_urb_generic [2021-10-29 03:43:00,122 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2021-10-29 03:43:00,122 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2021-10-29 03:43:00,122 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2021-10-29 03:43:00,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_pcm_close [2021-10-29 03:43:00,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_prepare [2021-10-29 03:43:00,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-10-29 03:43:00,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2021-10-29 03:43:00,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2021-10-29 03:43:00,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_bulk_urbs_generic [2021-10-29 03:43:00,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_kill_urb [2021-10-29 03:43:00,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure audio_buf_free [2021-10-29 03:43:00,170 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 203 nodes and edges [2021-10-29 03:43:00,176 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 85 nodes and edges [2021-10-29 03:43:00,181 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 33 nodes and edges [2021-10-29 03:43:00,186 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-10-29 03:43:00,190 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-29 03:43:00,195 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-29 03:43:00,200 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 03:43:00,205 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:43:01,321 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:43:01,322 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:43:01,323 INFO L168 Benchmark]: Toolchain (without parser) took 368251.17 ms. Allocated memory was 102.8 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 54.0 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 16.1 GB. [2021-10-29 03:43:01,324 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 102.8 MB. Free memory is still 58.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:43:01,324 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5325.99 ms. Allocated memory was 102.8 MB in the beginning and 289.4 MB in the end (delta: 186.6 MB). Free memory was 53.8 MB in the beginning and 201.6 MB in the end (delta: -147.8 MB). Peak memory consumption was 95.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:01,325 INFO L168 Benchmark]: Boogie Procedure Inliner took 369.35 ms. Allocated memory is still 289.4 MB. Free memory was 201.6 MB in the beginning and 177.4 MB in the end (delta: 24.1 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:01,325 INFO L168 Benchmark]: Boogie Preprocessor took 249.82 ms. Allocated memory is still 289.4 MB. Free memory was 177.4 MB in the beginning and 158.4 MB in the end (delta: 19.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:01,326 INFO L168 Benchmark]: RCFGBuilder took 267985.53 ms. Allocated memory was 289.4 MB in the beginning and 687.9 MB in the end (delta: 398.5 MB). Free memory was 158.4 MB in the beginning and 405.0 MB in the end (delta: -246.6 MB). Peak memory consumption was 391.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:01,327 INFO L168 Benchmark]: CodeCheck took 93095.38 ms. Allocated memory was 687.9 MB in the beginning and 2.1 GB in the end (delta: 1.4 GB). Free memory was 405.0 MB in the beginning and 795.2 MB in the end (delta: -390.2 MB). Peak memory consumption was 984.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:01,327 INFO L168 Benchmark]: Witness Printer took 1218.47 ms. Allocated memory is still 2.1 GB. Free memory was 795.2 MB in the beginning and 1.2 GB in the end (delta: -389.6 MB). Peak memory consumption was 107.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:01,330 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 25 procedures, 157 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 91.7s, OverallIterations: 190, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1651101212 SDtfs, 1805561532 SDslu, 109560264 SDs, 0 SdLazy, -1882026952 SolverSat, 1618570780 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2308.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 116594 GetRequests, 115866 SyntacticMatches, 562 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18479 ImplicationChecksByTransitivity, 16.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 4.5s SsaConstructionTime, 19.8s SatisfiabilityAnalysisTime, 31.9s InterpolantComputationTime, 7289 NumberOfCodeBlocks, 7289 NumberOfCodeBlocksAsserted, 189 NumberOfCheckSat, 7100 ConstructedInterpolants, 0 QuantifiedInterpolants, 14433 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 189 InterpolantComputations, 139 PerfectInterpolantSequences, 1388/1626 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 11827]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 8633]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8679]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8663]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8633]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8492]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8297]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6099]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6099]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8268]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5429]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8697]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8329]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6133]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12749]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8469]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 102.8 MB. Free memory is still 58.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5325.99 ms. Allocated memory was 102.8 MB in the beginning and 289.4 MB in the end (delta: 186.6 MB). Free memory was 53.8 MB in the beginning and 201.6 MB in the end (delta: -147.8 MB). Peak memory consumption was 95.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 369.35 ms. Allocated memory is still 289.4 MB. Free memory was 201.6 MB in the beginning and 177.4 MB in the end (delta: 24.1 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 249.82 ms. Allocated memory is still 289.4 MB. Free memory was 177.4 MB in the beginning and 158.4 MB in the end (delta: 19.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 267985.53 ms. Allocated memory was 289.4 MB in the beginning and 687.9 MB in the end (delta: 398.5 MB). Free memory was 158.4 MB in the beginning and 405.0 MB in the end (delta: -246.6 MB). Peak memory consumption was 391.1 MB. Max. memory is 16.1 GB. * CodeCheck took 93095.38 ms. Allocated memory was 687.9 MB in the beginning and 2.1 GB in the end (delta: 1.4 GB). Free memory was 405.0 MB in the beginning and 795.2 MB in the end (delta: -390.2 MB). Peak memory consumption was 984.4 MB. Max. memory is 16.1 GB. * Witness Printer took 1218.47 ms. Allocated memory is still 2.1 GB. Free memory was 795.2 MB in the beginning and 1.2 GB in the end (delta: -389.6 MB). Peak memory consumption was 107.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:43:01,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e5839a-a6c7-4d3f-8345-fd942550a493/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...