./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67634eb4-4abf-4774-8d9b-7b4c1263d408/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67634eb4-4abf-4774-8d9b-7b4c1263d408/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67634eb4-4abf-4774-8d9b-7b4c1263d408/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67634eb4-4abf-4774-8d9b-7b4c1263d408/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67634eb4-4abf-4774-8d9b-7b4c1263d408/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67634eb4-4abf-4774-8d9b-7b4c1263d408/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1824872e1814c22cdcc3b3649b8009e56b17be6d2a4264ef4e8c02506b8754f7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 21:58:43,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 21:58:43,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 21:58:43,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 21:58:43,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 21:58:43,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 21:58:43,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 21:58:43,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 21:58:43,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 21:58:43,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 21:58:43,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 21:58:43,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 21:58:43,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 21:58:43,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 21:58:43,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 21:58:43,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 21:58:43,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 21:58:43,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 21:58:43,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 21:58:43,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 21:58:43,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 21:58:44,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 21:58:44,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 21:58:44,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 21:58:44,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 21:58:44,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 21:58:44,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 21:58:44,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 21:58:44,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 21:58:44,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 21:58:44,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 21:58:44,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 21:58:44,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 21:58:44,027 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 21:58:44,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 21:58:44,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 21:58:44,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 21:58:44,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 21:58:44,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 21:58:44,031 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 21:58:44,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 21:58:44,032 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67634eb4-4abf-4774-8d9b-7b4c1263d408/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 21:58:44,087 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 21:58:44,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 21:58:44,088 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 21:58:44,089 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 21:58:44,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 21:58:44,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 21:58:44,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 21:58:44,090 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 21:58:44,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 21:58:44,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 21:58:44,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 21:58:44,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 21:58:44,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 21:58:44,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 21:58:44,099 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 21:58:44,099 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 21:58:44,099 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 21:58:44,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 21:58:44,099 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 21:58:44,107 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 21:58:44,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 21:58:44,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:58:44,108 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 21:58:44,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 21:58:44,108 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 21:58:44,108 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 21:58:44,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 21:58:44,109 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 21:58:44,109 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_67634eb4-4abf-4774-8d9b-7b4c1263d408/bin/ukojak-2xVlg8857e/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67634eb4-4abf-4774-8d9b-7b4c1263d408/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1824872e1814c22cdcc3b3649b8009e56b17be6d2a4264ef4e8c02506b8754f7 [2021-11-13 21:58:44,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 21:58:44,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 21:58:44,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 21:58:44,380 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 21:58:44,381 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 21:58:44,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67634eb4-4abf-4774-8d9b-7b4c1263d408/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c [2021-11-13 21:58:44,445 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67634eb4-4abf-4774-8d9b-7b4c1263d408/bin/ukojak-2xVlg8857e/data/933a53360/8b632b4879ca425a87d2ad75eabef104/FLAG9902684e3 [2021-11-13 21:58:45,059 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 21:58:45,059 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67634eb4-4abf-4774-8d9b-7b4c1263d408/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c [2021-11-13 21:58:45,091 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67634eb4-4abf-4774-8d9b-7b4c1263d408/bin/ukojak-2xVlg8857e/data/933a53360/8b632b4879ca425a87d2ad75eabef104/FLAG9902684e3 [2021-11-13 21:58:45,277 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67634eb4-4abf-4774-8d9b-7b4c1263d408/bin/ukojak-2xVlg8857e/data/933a53360/8b632b4879ca425a87d2ad75eabef104 [2021-11-13 21:58:45,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 21:58:45,281 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 21:58:45,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 21:58:45,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 21:58:45,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 21:58:45,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:45" (1/1) ... [2021-11-13 21:58:45,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38ef56d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:45, skipping insertion in model container [2021-11-13 21:58:45,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:45" (1/1) ... [2021-11-13 21:58:45,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 21:58:45,405 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 21:58:45,907 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_67634eb4-4abf-4774-8d9b-7b4c1263d408/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c[65601,65614] [2021-11-13 21:58:45,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:58:45,939 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 21:58:46,072 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_67634eb4-4abf-4774-8d9b-7b4c1263d408/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c[65601,65614] [2021-11-13 21:58:46,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:58:46,090 INFO L208 MainTranslator]: Completed translation [2021-11-13 21:58:46,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:46 WrapperNode [2021-11-13 21:58:46,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 21:58:46,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 21:58:46,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 21:58:46,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 21:58:46,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:46" (1/1) ... [2021-11-13 21:58:46,145 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:46" (1/1) ... [2021-11-13 21:58:46,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 21:58:46,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 21:58:46,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 21:58:46,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 21:58:46,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:46" (1/1) ... [2021-11-13 21:58:46,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:46" (1/1) ... [2021-11-13 21:58:46,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:46" (1/1) ... [2021-11-13 21:58:46,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:46" (1/1) ... [2021-11-13 21:58:46,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:46" (1/1) ... [2021-11-13 21:58:46,370 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:46" (1/1) ... [2021-11-13 21:58:46,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:46" (1/1) ... [2021-11-13 21:58:46,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 21:58:46,410 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 21:58:46,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 21:58:46,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 21:58:46,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:46" (1/1) ... [2021-11-13 21:58:46,420 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:58:46,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67634eb4-4abf-4774-8d9b-7b4c1263d408/bin/ukojak-2xVlg8857e/z3 [2021-11-13 21:58:46,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67634eb4-4abf-4774-8d9b-7b4c1263d408/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 21:58:46,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67634eb4-4abf-4774-8d9b-7b4c1263d408/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 21:58:46,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 21:58:46,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 21:58:46,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 21:58:46,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 21:58:50,518 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 21:58:50,518 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 21:58:50,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:50 BoogieIcfgContainer [2021-11-13 21:58:50,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 21:58:50,525 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 21:58:50,525 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 21:58:50,537 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 21:58:50,538 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:50" (1/1) ... [2021-11-13 21:58:50,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 21:58:50,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:50,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2021-11-13 21:58:50,683 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2021-11-13 21:58:50,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-13 21:58:50,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:50,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:52,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:52,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:52,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 442 states and 756 transitions. [2021-11-13 21:58:52,439 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 756 transitions. [2021-11-13 21:58:52,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-13 21:58:52,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:52,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:53,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:53,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:53,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 445 states and 762 transitions. [2021-11-13 21:58:53,450 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 762 transitions. [2021-11-13 21:58:53,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-13 21:58:53,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:53,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:53,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:53,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:54,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:54,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 449 states and 770 transitions. [2021-11-13 21:58:54,382 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 770 transitions. [2021-11-13 21:58:54,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-13 21:58:54,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:54,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:54,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:55,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:55,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 454 states and 780 transitions. [2021-11-13 21:58:55,567 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 780 transitions. [2021-11-13 21:58:55,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-13 21:58:55,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:55,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:56,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:57,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:57,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 460 states and 792 transitions. [2021-11-13 21:58:57,122 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 792 transitions. [2021-11-13 21:58:57,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-13 21:58:57,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:57,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:57,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:58,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:58,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 467 states and 806 transitions. [2021-11-13 21:58:58,955 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 806 transitions. [2021-11-13 21:58:58,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-13 21:58:58,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:58,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:00,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:02,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:02,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 476 states and 822 transitions. [2021-11-13 21:59:02,434 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 822 transitions. [2021-11-13 21:59:02,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-13 21:59:02,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:02,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:03,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:05,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:05,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 484 states and 837 transitions. [2021-11-13 21:59:05,843 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 837 transitions. [2021-11-13 21:59:05,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-13 21:59:05,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:05,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:06,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:06,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:06,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 485 states and 837 transitions. [2021-11-13 21:59:06,458 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 837 transitions. [2021-11-13 21:59:06,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-13 21:59:06,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:06,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:06,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:06,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:06,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 486 states and 838 transitions. [2021-11-13 21:59:06,625 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 838 transitions. [2021-11-13 21:59:06,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-13 21:59:06,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:06,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:07,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:07,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:11,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:11,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 498 states and 858 transitions. [2021-11-13 21:59:11,314 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 858 transitions. [2021-11-13 21:59:11,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-13 21:59:11,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:11,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:11,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:11,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:12,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:12,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 501 states and 863 transitions. [2021-11-13 21:59:12,139 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 863 transitions. [2021-11-13 21:59:12,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-13 21:59:12,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:12,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:14,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:17,238 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:31,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:31,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 638 states and 1263 transitions. [2021-11-13 21:59:31,116 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1263 transitions. [2021-11-13 21:59:31,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-13 21:59:31,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:31,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:31,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:32,097 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:45,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:45,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 657 states and 1301 transitions. [2021-11-13 21:59:45,652 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1301 transitions. [2021-11-13 21:59:45,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-13 21:59:45,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:45,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:46,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:47,872 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:07,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:07,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 674 states and 1339 transitions. [2021-11-13 22:00:07,421 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1339 transitions. [2021-11-13 22:00:07,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-13 22:00:07,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:07,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:08,384 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:23,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:23,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 694 states and 1382 transitions. [2021-11-13 22:00:23,426 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1382 transitions. [2021-11-13 22:00:23,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-13 22:00:23,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:23,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:23,849 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:25,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:25,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 696 states and 1388 transitions. [2021-11-13 22:00:25,192 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1388 transitions. [2021-11-13 22:00:25,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-13 22:00:25,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:25,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:25,738 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:27,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:27,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 697 states and 1390 transitions. [2021-11-13 22:00:27,895 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1390 transitions. [2021-11-13 22:00:27,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-13 22:00:27,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:27,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:28,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:28,434 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:40,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:40,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 714 states and 1427 transitions. [2021-11-13 22:00:40,884 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1427 transitions. [2021-11-13 22:00:40,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-13 22:00:40,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:40,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:41,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:41,893 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:57,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:57,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 735 states and 1472 transitions. [2021-11-13 22:00:57,368 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1472 transitions. [2021-11-13 22:00:57,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-13 22:00:57,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:57,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:57,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:57,673 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:00,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:00,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 738 states and 1483 transitions. [2021-11-13 22:01:00,194 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1483 transitions. [2021-11-13 22:01:00,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-13 22:01:00,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:00,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:00,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:00,462 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:01,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:01,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 739 states and 1490 transitions. [2021-11-13 22:01:01,786 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1490 transitions. [2021-11-13 22:01:01,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-13 22:01:01,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:01,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:02,127 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:02,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:02,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 740 states and 1491 transitions. [2021-11-13 22:01:02,842 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1491 transitions. [2021-11-13 22:01:02,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 22:01:02,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:02,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:03,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:03,168 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:05,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:05,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 741 states and 1493 transitions. [2021-11-13 22:01:05,322 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1493 transitions. [2021-11-13 22:01:05,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 22:01:05,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:05,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:05,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:05,720 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:18,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:18,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 757 states and 1524 transitions. [2021-11-13 22:01:18,128 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1524 transitions. [2021-11-13 22:01:18,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 22:01:18,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:18,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:18,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:19,426 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:36,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:36,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 779 states and 1573 transitions. [2021-11-13 22:01:36,654 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1573 transitions. [2021-11-13 22:01:36,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 22:01:36,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:36,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:36,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:36,933 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:38,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:38,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 780 states and 1582 transitions. [2021-11-13 22:01:38,529 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1582 transitions. [2021-11-13 22:01:38,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 22:01:38,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:38,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:38,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:38,804 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:41,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:41,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 783 states and 1594 transitions. [2021-11-13 22:01:41,589 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1594 transitions. [2021-11-13 22:01:41,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 22:01:41,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:41,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:41,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:41,795 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:42,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:42,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 784 states and 1595 transitions. [2021-11-13 22:01:42,779 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1595 transitions. [2021-11-13 22:01:42,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 22:01:42,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:42,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:43,032 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:43,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:43,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 785 states and 1597 transitions. [2021-11-13 22:01:43,842 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1597 transitions. [2021-11-13 22:01:43,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 22:01:43,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:43,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:43,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:44,059 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:45,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:45,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 787 states and 1599 transitions. [2021-11-13 22:01:45,826 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1599 transitions. [2021-11-13 22:01:45,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-13 22:01:45,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:45,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:45,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:46,044 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:48,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:48,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 788 states and 1601 transitions. [2021-11-13 22:01:48,533 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1601 transitions. [2021-11-13 22:01:48,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-13 22:01:48,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:48,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:48,755 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:01,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:01,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 804 states and 1630 transitions. [2021-11-13 22:02:01,341 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1630 transitions. [2021-11-13 22:02:01,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-13 22:02:01,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:01,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:02,883 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:20,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:20,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 826 states and 1676 transitions. [2021-11-13 22:02:20,424 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1676 transitions. [2021-11-13 22:02:20,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-13 22:02:20,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:20,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:20,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:20,819 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:25,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:25,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 830 states and 1697 transitions. [2021-11-13 22:02:25,136 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1697 transitions. [2021-11-13 22:02:25,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-13 22:02:25,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:25,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:25,487 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:29,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:29,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 834 states and 1702 transitions. [2021-11-13 22:02:29,943 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1702 transitions. [2021-11-13 22:02:29,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-13 22:02:29,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:29,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:30,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:30,186 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:31,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:31,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 835 states and 1704 transitions. [2021-11-13 22:02:31,131 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1704 transitions. [2021-11-13 22:02:31,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-13 22:02:31,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:31,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:31,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:31,395 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:32,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:32,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 836 states and 1713 transitions. [2021-11-13 22:02:32,753 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1713 transitions. [2021-11-13 22:02:32,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-13 22:02:32,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:32,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:32,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:32,993 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:34,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:34,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 837 states and 1724 transitions. [2021-11-13 22:02:34,568 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1724 transitions. [2021-11-13 22:02:34,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-13 22:02:34,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:34,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:34,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:34,816 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:37,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:37,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 839 states and 1726 transitions. [2021-11-13 22:02:37,013 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1726 transitions. [2021-11-13 22:02:37,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-13 22:02:37,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:37,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:37,258 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:51,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:51,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 856 states and 1755 transitions. [2021-11-13 22:02:51,214 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1755 transitions. [2021-11-13 22:02:51,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-13 22:02:51,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:51,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:51,940 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:01,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:01,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 866 states and 1770 transitions. [2021-11-13 22:03:01,475 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1770 transitions. [2021-11-13 22:03:01,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-13 22:03:01,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:01,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:03,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:05,276 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:24,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:24,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 889 states and 1802 transitions. [2021-11-13 22:03:24,916 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1802 transitions. [2021-11-13 22:03:24,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-13 22:03:24,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:24,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:27,364 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:34,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:34,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 896 states and 1817 transitions. [2021-11-13 22:03:34,741 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1817 transitions. [2021-11-13 22:03:34,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-13 22:03:34,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:34,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:37,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:38,305 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:04:00,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:00,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 919 states and 1860 transitions. [2021-11-13 22:04:00,212 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1860 transitions. [2021-11-13 22:04:00,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-13 22:04:00,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:00,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:02,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:04,376 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:04:20,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:20,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 929 states and 1890 transitions. [2021-11-13 22:04:20,164 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1890 transitions. [2021-11-13 22:04:20,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-13 22:04:20,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:20,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:23,265 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:04:29,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:29,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 932 states and 1894 transitions. [2021-11-13 22:04:29,777 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1894 transitions. [2021-11-13 22:04:29,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-13 22:04:29,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:29,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:30,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:32,775 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:04:59,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:59,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 948 states and 1979 transitions. [2021-11-13 22:04:59,404 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1979 transitions. [2021-11-13 22:04:59,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-13 22:04:59,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:59,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:00,362 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 22:05:19,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:19,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 964 states and 2037 transitions. [2021-11-13 22:05:19,760 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 2037 transitions. [2021-11-13 22:05:19,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-13 22:05:19,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:19,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:19,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:21,809 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:05:43,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:43,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 980 states and 2084 transitions. [2021-11-13 22:05:43,199 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 2084 transitions. [2021-11-13 22:05:43,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:05:43,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:43,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:43,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:50,561 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:06:21,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:06:21,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 996 states and 2126 transitions. [2021-11-13 22:06:21,476 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 2126 transitions. [2021-11-13 22:06:21,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-13 22:06:21,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:06:21,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:22,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:06:24,646 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:06:45,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:06:45,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1006 states and 2148 transitions. [2021-11-13 22:06:45,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 2148 transitions. [2021-11-13 22:06:45,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-13 22:06:45,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:06:45,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:45,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:06:45,629 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:06:47,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:06:47,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1007 states and 2152 transitions. [2021-11-13 22:06:47,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 2152 transitions. [2021-11-13 22:06:47,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-13 22:06:47,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:06:47,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:48,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:06:50,926 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:10,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:10,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1016 states and 2172 transitions. [2021-11-13 22:07:10,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2172 transitions. [2021-11-13 22:07:10,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-13 22:07:10,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:10,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:10,500 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:12,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:12,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 1017 states and 2175 transitions. [2021-11-13 22:07:12,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 2175 transitions. [2021-11-13 22:07:12,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-13 22:07:12,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:12,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:13,110 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:15,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:15,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1018 states and 2181 transitions. [2021-11-13 22:07:15,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 2181 transitions. [2021-11-13 22:07:15,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-13 22:07:15,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:15,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:19,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:22,429 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:48,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:48,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1027 states and 2216 transitions. [2021-11-13 22:07:48,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 2216 transitions. [2021-11-13 22:07:48,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-13 22:07:48,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:48,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:52,697 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:00,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:00,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 1031 states and 2240 transitions. [2021-11-13 22:08:00,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 2240 transitions. [2021-11-13 22:08:00,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-13 22:08:00,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:00,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:04,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:04,754 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:06,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:06,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1032 states and 2242 transitions. [2021-11-13 22:08:06,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 2242 transitions. [2021-11-13 22:08:06,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-13 22:08:06,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:06,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:10,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:10,792 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:12,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:12,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 1033 states and 2246 transitions. [2021-11-13 22:08:12,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 2246 transitions. [2021-11-13 22:08:12,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-13 22:08:12,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:12,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:14,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:18,685 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:55,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:55,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1051 states and 2322 transitions. [2021-11-13 22:08:55,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 2322 transitions. [2021-11-13 22:08:55,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-13 22:08:55,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:55,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:56,625 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:09:14,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:09:14,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 1058 states and 2368 transitions. [2021-11-13 22:09:14,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 2368 transitions. [2021-11-13 22:09:14,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-13 22:09:14,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:09:14,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:09:16,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:09:16,323 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:09:23,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:09:23,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 1062 states and 2392 transitions. [2021-11-13 22:09:23,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 2392 transitions. [2021-11-13 22:09:23,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-13 22:09:23,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:09:23,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:09:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:09:25,208 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:09:27,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:09:27,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 1063 states and 2406 transitions. [2021-11-13 22:09:27,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 2406 transitions. [2021-11-13 22:09:27,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-13 22:09:27,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:09:27,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:09:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:09:29,042 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:09:31,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:09:31,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 1064 states and 2412 transitions. [2021-11-13 22:09:31,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 2412 transitions. [2021-11-13 22:09:31,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-13 22:09:31,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:09:31,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:09:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:09:33,159 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:09:58,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:09:58,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2449 states to 1073 states and 2449 transitions. [2021-11-13 22:09:58,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 2449 transitions. [2021-11-13 22:09:58,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-13 22:09:58,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:09:58,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:09:59,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:09:59,299 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:10:02,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:10:02,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 1074 states and 2453 transitions. [2021-11-13 22:10:02,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 2453 transitions. [2021-11-13 22:10:02,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-13 22:10:02,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:10:02,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:10:02,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:10:02,734 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:10:17,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:10:17,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 1080 states and 2481 transitions. [2021-11-13 22:10:17,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 2481 transitions. [2021-11-13 22:10:17,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-13 22:10:17,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:10:17,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:10:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:10:18,084 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:10:26,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:10:26,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 1084 states and 2505 transitions. [2021-11-13 22:10:26,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 2505 transitions. [2021-11-13 22:10:26,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-13 22:10:26,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:10:26,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:10:27,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:10:27,347 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:10:30,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:10:30,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 1085 states and 2506 transitions. [2021-11-13 22:10:30,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 2506 transitions. [2021-11-13 22:10:30,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-13 22:10:30,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:10:30,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:10:41,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:10:48,164 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.