./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/bin/ukojak-vF6T2TMglN --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 8080e0a725fc4bb7ff7c553cf5cace8f3ab82ec5bf4c36129edf77f076dbcbd3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:00:49,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:00:49,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:00:49,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:00:49,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:00:49,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:00:49,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:00:49,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:00:49,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:00:49,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:00:49,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:00:49,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:00:49,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:00:49,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:00:49,133 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:00:49,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:00:49,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:00:49,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:00:49,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:00:49,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:00:49,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:00:49,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:00:49,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:00:49,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:00:49,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:00:49,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:00:49,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:00:49,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:00:49,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:00:49,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:00:49,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:00:49,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:00:49,158 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:00:49,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:00:49,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:00:49,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:00:49,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:00:49,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:00:49,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:00:49,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:00:49,165 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:00:49,166 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 06:00:49,189 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:00:49,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:00:49,190 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:00:49,191 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:00:49,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:00:49,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:00:49,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:00:49,192 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:00:49,193 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:00:49,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:00:49,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:00:49,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:00:49,194 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:00:49,194 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:00:49,194 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:00:49,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:00:49,195 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:00:49,195 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:00:49,195 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:00:49,196 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:00:49,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:00:49,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:00:49,197 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:00:49,197 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:00:49,197 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:00:49,197 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:00:49,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:00:49,198 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:00:49,198 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_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8080e0a725fc4bb7ff7c553cf5cace8f3ab82ec5bf4c36129edf77f076dbcbd3 [2021-11-21 06:00:49,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:00:49,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:00:49,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:00:49,508 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:00:49,509 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:00:49,512 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-21 06:00:49,587 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/bin/ukojak-vF6T2TMglN/data/6d5449a28/3fe3770492c944f5bcd8f6d1a263c666/FLAG2a53ba0b2 [2021-11-21 06:00:50,065 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:00:50,066 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-21 06:00:50,084 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/bin/ukojak-vF6T2TMglN/data/6d5449a28/3fe3770492c944f5bcd8f6d1a263c666/FLAG2a53ba0b2 [2021-11-21 06:00:50,418 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/bin/ukojak-vF6T2TMglN/data/6d5449a28/3fe3770492c944f5bcd8f6d1a263c666 [2021-11-21 06:00:50,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:00:50,424 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:00:50,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:00:50,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:00:50,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:00:50,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:00:50" (1/1) ... [2021-11-21 06:00:50,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1581a721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:50, skipping insertion in model container [2021-11-21 06:00:50,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:00:50" (1/1) ... [2021-11-21 06:00:50,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:00:50,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:00:50,718 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4940,4953] [2021-11-21 06:00:50,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:00:50,752 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:00:50,790 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4940,4953] [2021-11-21 06:00:50,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:00:50,823 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:00:50,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:50 WrapperNode [2021-11-21 06:00:50,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:00:50,825 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:00:50,825 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:00:50,826 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:00:50,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:50" (1/1) ... [2021-11-21 06:00:50,866 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:50" (1/1) ... [2021-11-21 06:00:50,894 INFO L137 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 339 [2021-11-21 06:00:50,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:00:50,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:00:50,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:00:50,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:00:50,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:50" (1/1) ... [2021-11-21 06:00:50,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:50" (1/1) ... [2021-11-21 06:00:50,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:50" (1/1) ... [2021-11-21 06:00:50,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:50" (1/1) ... [2021-11-21 06:00:50,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:50" (1/1) ... [2021-11-21 06:00:50,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:50" (1/1) ... [2021-11-21 06:00:50,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:50" (1/1) ... [2021-11-21 06:00:50,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:00:50,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:00:50,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:00:50,942 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:00:50,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:50" (1/1) ... [2021-11-21 06:00:50,955 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:00:50,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:00:50,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:00:50,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5aa35b-3a7d-4abd-b1d8-064ff011f069/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:00:51,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:00:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:00:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:00:51,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:00:51,123 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:00:51,125 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:00:51,557 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:00:51,679 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:00:51,680 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 06:00:51,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:00:51 BoogieIcfgContainer [2021-11-21 06:00:51,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:00:51,686 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:00:51,686 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:00:51,697 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:00:51,697 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:00:51" (1/1) ... [2021-11-21 06:00:51,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:00:51,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:51,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 60 states and 99 transitions. [2021-11-21 06:00:51,765 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 99 transitions. [2021-11-21 06:00:51,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:00:51,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:51,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:52,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:52,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:52,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 62 states and 100 transitions. [2021-11-21 06:00:52,183 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 100 transitions. [2021-11-21 06:00:52,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:00:52,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:52,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:52,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:52,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:52,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:52,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 69 states and 111 transitions. [2021-11-21 06:00:52,446 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 111 transitions. [2021-11-21 06:00:52,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:00:52,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:52,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:52,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:52,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:52,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 70 states and 111 transitions. [2021-11-21 06:00:52,535 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 111 transitions. [2021-11-21 06:00:52,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:00:52,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:52,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:52,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:52,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:52,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:52,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 82 states and 131 transitions. [2021-11-21 06:00:52,902 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 131 transitions. [2021-11-21 06:00:52,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:00:52,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:52,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:52,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:52,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:52,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:52,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 83 states and 131 transitions. [2021-11-21 06:00:52,956 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 131 transitions. [2021-11-21 06:00:52,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:00:52,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:52,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:53,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:53,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:53,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 84 states and 131 transitions. [2021-11-21 06:00:53,051 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 131 transitions. [2021-11-21 06:00:53,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:00:53,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:53,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:53,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:53,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:53,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 101 states and 160 transitions. [2021-11-21 06:00:53,540 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 160 transitions. [2021-11-21 06:00:53,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:00:53,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:53,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:53,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:53,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:53,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 102 states and 160 transitions. [2021-11-21 06:00:53,614 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 160 transitions. [2021-11-21 06:00:53,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:00:53,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:53,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:53,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:53,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:53,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:53,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 103 states and 160 transitions. [2021-11-21 06:00:53,691 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 160 transitions. [2021-11-21 06:00:53,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:00:53,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:53,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:53,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:53,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:53,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 104 states and 160 transitions. [2021-11-21 06:00:53,731 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 160 transitions. [2021-11-21 06:00:53,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:00:53,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:53,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:53,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:53,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:55,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:55,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 126 states and 199 transitions. [2021-11-21 06:00:55,652 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 199 transitions. [2021-11-21 06:00:55,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:00:55,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:55,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:55,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:55,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:55,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:55,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 127 states and 199 transitions. [2021-11-21 06:00:55,728 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 199 transitions. [2021-11-21 06:00:55,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:00:55,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:55,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:55,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:55,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:55,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:55,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 128 states and 199 transitions. [2021-11-21 06:00:55,808 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 199 transitions. [2021-11-21 06:00:55,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:00:55,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:55,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:55,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:55,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:55,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:55,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 129 states and 199 transitions. [2021-11-21 06:00:55,885 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 199 transitions. [2021-11-21 06:00:55,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:00:55,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:55,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:55,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:55,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:55,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:55,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 130 states and 199 transitions. [2021-11-21 06:00:55,961 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 199 transitions. [2021-11-21 06:00:55,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:00:55,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:55,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:55,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:56,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:59,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:59,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 154 states and 240 transitions. [2021-11-21 06:00:59,598 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 240 transitions. [2021-11-21 06:00:59,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:00:59,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:59,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:59,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:03,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:03,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 177 states and 279 transitions. [2021-11-21 06:01:03,605 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 279 transitions. [2021-11-21 06:01:03,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:01:03,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:03,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:03,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:03,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:03,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:03,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 178 states and 279 transitions. [2021-11-21 06:01:03,730 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 279 transitions. [2021-11-21 06:01:03,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:01:03,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:03,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:03,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:03,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:03,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:03,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 179 states and 279 transitions. [2021-11-21 06:01:03,833 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 279 transitions. [2021-11-21 06:01:03,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:01:03,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:03,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:03,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:04,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:04,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 180 states and 282 transitions. [2021-11-21 06:01:04,266 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 282 transitions. [2021-11-21 06:01:04,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:01:04,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:04,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:04,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:04,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:04,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 181 states and 282 transitions. [2021-11-21 06:01:04,571 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 282 transitions. [2021-11-21 06:01:04,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:01:04,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:04,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:04,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:04,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:04,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:04,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 182 states and 282 transitions. [2021-11-21 06:01:04,685 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 282 transitions. [2021-11-21 06:01:04,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:01:04,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:04,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:04,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:04,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:04,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:04,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 183 states and 282 transitions. [2021-11-21 06:01:04,751 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 282 transitions. [2021-11-21 06:01:04,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:01:04,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:04,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:04,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:04,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:04,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:04,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 184 states and 282 transitions. [2021-11-21 06:01:04,868 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 282 transitions. [2021-11-21 06:01:04,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:01:04,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:04,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:04,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:04,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:04,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:04,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 185 states and 282 transitions. [2021-11-21 06:01:04,934 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 282 transitions. [2021-11-21 06:01:04,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:01:04,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:04,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:04,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:05,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:11,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:11,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 198 states and 303 transitions. [2021-11-21 06:01:11,609 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 303 transitions. [2021-11-21 06:01:11,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:01:11,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:11,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:11,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:11,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:19,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:19,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 216 states and 333 transitions. [2021-11-21 06:01:19,303 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 333 transitions. [2021-11-21 06:01:19,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:01:19,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:19,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:19,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:19,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:29,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:29,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 224 states and 345 transitions. [2021-11-21 06:01:29,130 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 345 transitions. [2021-11-21 06:01:29,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:01:29,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:29,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:29,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:29,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:29,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:29,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 225 states and 345 transitions. [2021-11-21 06:01:29,217 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 345 transitions. [2021-11-21 06:01:29,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:01:29,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:29,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:29,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:30,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:31,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:31,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 229 states and 359 transitions. [2021-11-21 06:01:31,591 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 359 transitions. [2021-11-21 06:01:31,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:01:31,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:31,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:31,634 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:01:31,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:31,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 230 states and 359 transitions. [2021-11-21 06:01:31,686 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 359 transitions. [2021-11-21 06:01:31,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:01:31,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:31,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:41,456 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:02:57,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:57,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 267 states and 455 transitions. [2021-11-21 06:02:57,487 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 455 transitions. [2021-11-21 06:02:57,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 06:02:57,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:57,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:57,890 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:03:25,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:25,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 286 states and 491 transitions. [2021-11-21 06:03:25,383 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 491 transitions. [2021-11-21 06:03:25,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 06:03:25,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:25,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:25,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:25,804 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:03:50,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 300 states and 517 transitions. [2021-11-21 06:03:50,337 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 517 transitions. [2021-11-21 06:03:50,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 06:03:50,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,743 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:04:06,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 309 states and 532 transitions. [2021-11-21 06:04:06,039 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 532 transitions. [2021-11-21 06:04:06,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 06:04:06,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,480 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 06:04:11,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 313 states and 538 transitions. [2021-11-21 06:04:11,522 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 538 transitions. [2021-11-21 06:04:11,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:04:11,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:33,708 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:07:07,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:07,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 348 states and 640 transitions. [2021-11-21 06:07:07,045 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 640 transitions. [2021-11-21 06:07:07,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:07:07,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:07,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:07,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:07,781 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:07:22,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:22,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 361 states and 675 transitions. [2021-11-21 06:07:22,064 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 675 transitions. [2021-11-21 06:07:22,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:07:22,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:22,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:23,445 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:07:26,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:26,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 362 states and 676 transitions. [2021-11-21 06:07:26,454 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 676 transitions. [2021-11-21 06:07:26,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:07:26,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:26,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:27,028 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:12,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:12,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 385 states and 731 transitions. [2021-11-21 06:08:12,580 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 731 transitions. [2021-11-21 06:08:12,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:08:12,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:12,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:13,311 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:54,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:54,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 404 states and 765 transitions. [2021-11-21 06:08:54,078 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 765 transitions. [2021-11-21 06:08:54,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:08:54,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:54,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:54,737 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:09:41,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:41,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 422 states and 799 transitions. [2021-11-21 06:09:41,193 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 799 transitions. [2021-11-21 06:09:41,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:09:41,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:41,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:41,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:41,995 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:19,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:19,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 442 states and 844 transitions. [2021-11-21 06:10:19,441 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 844 transitions. [2021-11-21 06:10:19,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:10:19,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:19,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:19,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:20,195 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:48,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:48,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 458 states and 873 transitions. [2021-11-21 06:10:48,135 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 873 transitions. [2021-11-21 06:10:48,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 06:10:48,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:48,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:48,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:49,213 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:16,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:16,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 475 states and 912 transitions. [2021-11-21 06:11:16,088 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 912 transitions. [2021-11-21 06:11:16,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 06:11:16,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:16,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:16,910 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:39,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:39,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 488 states and 937 transitions. [2021-11-21 06:11:39,182 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 937 transitions. [2021-11-21 06:11:39,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 06:11:39,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:39,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:40,059 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:12:02,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:02,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 501 states and 988 transitions. [2021-11-21 06:12:02,163 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 988 transitions. [2021-11-21 06:12:02,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 06:12:02,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:02,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:02,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:02,200 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:12:13,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:13,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 506 states and 995 transitions. [2021-11-21 06:12:13,870 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 995 transitions. [2021-11-21 06:12:13,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 06:12:13,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:13,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:13,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:12:35,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:35,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 513 states and 1020 transitions. [2021-11-21 06:12:35,818 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1020 transitions. [2021-11-21 06:12:35,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 06:12:35,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:35,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:35,855 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:12:41,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:41,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 515 states and 1025 transitions. [2021-11-21 06:12:41,198 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1025 transitions. [2021-11-21 06:12:41,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:12:41,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:41,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:41,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:42,119 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:13:01,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:01,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 526 states and 1067 transitions. [2021-11-21 06:13:01,312 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1067 transitions. [2021-11-21 06:13:01,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:13:01,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:01,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:01,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:01,347 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:13:12,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:12,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 531 states and 1074 transitions. [2021-11-21 06:13:12,740 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1074 transitions. [2021-11-21 06:13:12,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:13:12,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:12,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:12,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:12,775 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:13:26,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:26,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 538 states and 1091 transitions. [2021-11-21 06:13:26,152 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1091 transitions. [2021-11-21 06:13:26,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:13:26,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:26,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:26,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:26,190 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.