./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f97cbe-aeeb-4f0f-9871-06f23861ac18/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f97cbe-aeeb-4f0f-9871-06f23861ac18/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f97cbe-aeeb-4f0f-9871-06f23861ac18/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f97cbe-aeeb-4f0f-9871-06f23861ac18/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f97cbe-aeeb-4f0f-9871-06f23861ac18/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f97cbe-aeeb-4f0f-9871-06f23861ac18/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 01a4b84af22ba9336b377376d27423612474043c2c250fad1845bccdee580746 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:40:35,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:40:35,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:40:35,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:40:35,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:40:35,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:40:35,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:40:35,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:40:35,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:40:35,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:40:35,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:40:35,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:40:35,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:40:35,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:40:35,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:40:35,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:40:35,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:40:35,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:40:35,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:40:35,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:40:35,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:40:35,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:40:35,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:40:35,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:40:35,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:40:35,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:40:35,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:40:35,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:40:35,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:40:35,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:40:35,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:40:35,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:40:35,194 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:40:35,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:40:35,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:40:35,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:40:35,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:40:35,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:40:35,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:40:35,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:40:35,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:40:35,204 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f97cbe-aeeb-4f0f-9871-06f23861ac18/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-10-17 16:40:35,256 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:40:35,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:40:35,258 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:40:35,259 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:40:35,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:40:35,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:40:35,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:40:35,261 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:40:35,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:40:35,261 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:40:35,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:40:35,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:40:35,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:40:35,263 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:40:35,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:40:35,264 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:40:35,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:40:35,264 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:40:35,264 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:40:35,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:40:35,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:35,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:40:35,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:40:35,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:40:35,266 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:40:35,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:40:35,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:40:35,268 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_30f97cbe-aeeb-4f0f-9871-06f23861ac18/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f97cbe-aeeb-4f0f-9871-06f23861ac18/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01a4b84af22ba9336b377376d27423612474043c2c250fad1845bccdee580746 [2022-10-17 16:40:35,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:40:35,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:40:35,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:40:35,553 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:40:35,553 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:40:35,555 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f97cbe-aeeb-4f0f-9871-06f23861ac18/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-2.c [2022-10-17 16:40:35,625 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f97cbe-aeeb-4f0f-9871-06f23861ac18/bin/ukojak-92XMlrwhuB/data/6359833af/84f9190a8f5f4c84865c0ec3e56780b8/FLAG6b835e753 [2022-10-17 16:40:36,172 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:40:36,173 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f97cbe-aeeb-4f0f-9871-06f23861ac18/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-2.c [2022-10-17 16:40:36,187 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f97cbe-aeeb-4f0f-9871-06f23861ac18/bin/ukojak-92XMlrwhuB/data/6359833af/84f9190a8f5f4c84865c0ec3e56780b8/FLAG6b835e753 [2022-10-17 16:40:36,529 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f97cbe-aeeb-4f0f-9871-06f23861ac18/bin/ukojak-92XMlrwhuB/data/6359833af/84f9190a8f5f4c84865c0ec3e56780b8 [2022-10-17 16:40:36,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:40:36,533 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:40:36,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:36,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:40:36,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:40:36,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b7ee03a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36, skipping insertion in model container [2022-10-17 16:40:36,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:40:36,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:40:36,798 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:36,802 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:40:36,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:36,831 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:40:36,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36 WrapperNode [2022-10-17 16:40:36,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:36,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:36,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:40:36,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:40:36,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,850 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,876 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2022-10-17 16:40:36,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:36,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:40:36,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:40:36,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:40:36,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,905 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:40:36,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:40:36,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:40:36,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:40:36,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:36" (1/1) ... [2022-10-17 16:40:36,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:36,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f97cbe-aeeb-4f0f-9871-06f23861ac18/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:40:36,955 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f97cbe-aeeb-4f0f-9871-06f23861ac18/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:40:36,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f97cbe-aeeb-4f0f-9871-06f23861ac18/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:40:37,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:40:37,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:40:37,091 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:40:37,094 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:40:37,225 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:40:37,260 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:40:37,260 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:40:37,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:37 BoogieIcfgContainer [2022-10-17 16:40:37,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:40:37,264 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:40:37,264 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:40:37,291 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:40:37,291 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:37" (1/1) ... [2022-10-17 16:40:37,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:40:37,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:37,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-10-17 16:40:37,413 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-10-17 16:40:37,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:40:37,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:37,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:37,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:37,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:37,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:37,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2022-10-17 16:40:37,808 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2022-10-17 16:40:37,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:40:37,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:37,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:37,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:37,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:37,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2022-10-17 16:40:37,984 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2022-10-17 16:40:37,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:40:37,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:37,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:38,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:38,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:38,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 42 transitions. [2022-10-17 16:40:38,304 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2022-10-17 16:40:38,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:40:38,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:38,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:38,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:38,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:38,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:38,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 49 transitions. [2022-10-17 16:40:38,586 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2022-10-17 16:40:38,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:40:38,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:38,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:38,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:38,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:38,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:38,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2022-10-17 16:40:38,944 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2022-10-17 16:40:38,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:40:38,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:38,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:38,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:39,019 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:39,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:39,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2022-10-17 16:40:39,124 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2022-10-17 16:40:39,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:40:39,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:39,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:39,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:39,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:40:39,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:39,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2022-10-17 16:40:39,267 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:40:39,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:40:39,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:39,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:39,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:39,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:39,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 44 states and 78 transitions. [2022-10-17 16:40:39,667 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 78 transitions. [2022-10-17 16:40:39,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:40:39,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:39,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:39,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:39,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:40,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:40,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 86 transitions. [2022-10-17 16:40:40,045 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2022-10-17 16:40:40,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:40:40,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:40,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:40,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:40:40,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:40,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 50 states and 88 transitions. [2022-10-17 16:40:40,210 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 88 transitions. [2022-10-17 16:40:40,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:40:40,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:40,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:40,259 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:40,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:40,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 51 states and 90 transitions. [2022-10-17 16:40:40,403 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 90 transitions. [2022-10-17 16:40:40,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:40:40,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:40,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:40,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:40:40,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:40,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 52 states and 91 transitions. [2022-10-17 16:40:40,560 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 91 transitions. [2022-10-17 16:40:40,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:40:40,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:40,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:40,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:40:41,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:41,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 61 states and 110 transitions. [2022-10-17 16:40:41,714 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 110 transitions. [2022-10-17 16:40:41,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:40:41,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:41,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:41,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:41,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:40:42,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:42,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 67 states and 123 transitions. [2022-10-17 16:40:42,286 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 123 transitions. [2022-10-17 16:40:42,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:40:42,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:42,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:42,309 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:40:42,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:42,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 68 states and 126 transitions. [2022-10-17 16:40:42,621 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 126 transitions. [2022-10-17 16:40:42,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:40:42,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:42,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:42,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:42,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:42,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:42,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 70 states and 130 transitions. [2022-10-17 16:40:42,944 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 130 transitions. [2022-10-17 16:40:42,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:40:42,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:42,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:42,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:42,981 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:40:43,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:43,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 74 states and 136 transitions. [2022-10-17 16:40:43,493 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 136 transitions. [2022-10-17 16:40:43,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:40:43,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:43,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:43,625 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:45,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:45,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 85 states and 168 transitions. [2022-10-17 16:40:45,347 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 168 transitions. [2022-10-17 16:40:45,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:40:45,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:45,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:45,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:45,363 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:45,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:45,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 86 states and 170 transitions. [2022-10-17 16:40:45,566 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 170 transitions. [2022-10-17 16:40:45,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:40:45,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:45,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:45,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:45,586 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:40:46,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:46,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 89 states and 176 transitions. [2022-10-17 16:40:46,126 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 176 transitions. [2022-10-17 16:40:46,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:40:46,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:46,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:46,320 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:47,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:47,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 93 states and 183 transitions. [2022-10-17 16:40:47,190 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 183 transitions. [2022-10-17 16:40:47,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:40:47,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:47,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:47,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:47,388 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:49,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:49,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 104 states and 218 transitions. [2022-10-17 16:40:49,860 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 218 transitions. [2022-10-17 16:40:49,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:40:49,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:49,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:49,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:49,884 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:40:50,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:50,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 107 states and 221 transitions. [2022-10-17 16:40:50,304 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 221 transitions. [2022-10-17 16:40:50,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:40:50,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:50,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:50,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:50,358 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:51,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:51,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 110 states and 230 transitions. [2022-10-17 16:40:51,091 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 230 transitions. [2022-10-17 16:40:51,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:40:51,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:51,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:51,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:51,120 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:40:51,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:51,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 113 states and 236 transitions. [2022-10-17 16:40:51,845 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 236 transitions. [2022-10-17 16:40:51,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:40:51,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:51,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:51,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:51,866 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:52,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:52,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 115 states and 242 transitions. [2022-10-17 16:40:52,412 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 242 transitions. [2022-10-17 16:40:52,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:40:52,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:52,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:52,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:52,445 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:52,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:52,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 116 states and 242 transitions. [2022-10-17 16:40:52,598 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 242 transitions. [2022-10-17 16:40:52,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:40:52,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:52,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:52,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:52,616 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:52,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:52,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 117 states and 244 transitions. [2022-10-17 16:40:52,858 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 244 transitions. [2022-10-17 16:40:52,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:40:52,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:52,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:52,878 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:40:53,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:53,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 118 states and 244 transitions. [2022-10-17 16:40:53,242 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 244 transitions. [2022-10-17 16:40:53,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:40:53,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:53,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:53,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:53,273 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:53,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:53,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 119 states and 245 transitions. [2022-10-17 16:40:53,578 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 245 transitions. [2022-10-17 16:40:53,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:40:53,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:53,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:53,601 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:53,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:53,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 119 states and 244 transitions. [2022-10-17 16:40:53,865 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 244 transitions. [2022-10-17 16:40:53,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:40:53,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:53,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:53,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:53,885 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:54,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:54,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 121 states and 247 transitions. [2022-10-17 16:40:54,377 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 247 transitions. [2022-10-17 16:40:54,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:40:54,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:54,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:54,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:54,627 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:55,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:55,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 124 states and 257 transitions. [2022-10-17 16:40:55,395 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 257 transitions. [2022-10-17 16:40:55,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:40:55,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:55,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:55,422 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:40:55,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:55,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 126 states and 258 transitions. [2022-10-17 16:40:55,445 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 258 transitions. [2022-10-17 16:40:55,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:40:55,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:55,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:55,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:55,467 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:40:56,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:56,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 130 states and 268 transitions. [2022-10-17 16:40:56,414 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 268 transitions. [2022-10-17 16:40:56,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:40:56,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:56,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:56,436 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:40:56,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:56,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 132 states and 269 transitions. [2022-10-17 16:40:56,607 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 269 transitions. [2022-10-17 16:40:56,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:40:56,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:56,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:56,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:56,626 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:40:57,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:57,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 139 states and 282 transitions. [2022-10-17 16:40:57,906 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 282 transitions. [2022-10-17 16:40:57,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:40:57,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:57,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:57,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:57,927 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:40:58,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:58,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 140 states and 290 transitions. [2022-10-17 16:40:58,629 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 290 transitions. [2022-10-17 16:40:58,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:40:58,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:58,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:58,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:58,659 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:40:59,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:59,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 143 states and 293 transitions. [2022-10-17 16:40:59,012 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 293 transitions. [2022-10-17 16:40:59,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:40:59,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:59,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:59,035 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:40:59,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:59,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 147 states and 298 transitions. [2022-10-17 16:40:59,889 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 298 transitions. [2022-10-17 16:40:59,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:40:59,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:59,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:59,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:59,924 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:00,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:00,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 149 states and 300 transitions. [2022-10-17 16:41:00,709 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 300 transitions. [2022-10-17 16:41:00,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:41:00,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:00,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:00,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:00,731 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:41:01,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:01,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 151 states and 309 transitions. [2022-10-17 16:41:01,409 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 309 transitions. [2022-10-17 16:41:01,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:41:01,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:01,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:01,436 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:41:02,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:02,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 155 states and 318 transitions. [2022-10-17 16:41:02,546 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 318 transitions. [2022-10-17 16:41:02,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:41:02,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:02,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:02,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:02,567 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:02,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:02,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 156 states and 319 transitions. [2022-10-17 16:41:02,998 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 319 transitions. [2022-10-17 16:41:02,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:41:02,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:03,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:03,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:03,042 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:03,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:03,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 158 states and 320 transitions. [2022-10-17 16:41:03,244 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 320 transitions. [2022-10-17 16:41:03,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:41:03,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:03,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:03,265 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:41:03,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:03,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 159 states and 321 transitions. [2022-10-17 16:41:03,622 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 321 transitions. [2022-10-17 16:41:03,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:41:03,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:03,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:03,670 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:41:04,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:04,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 160 states and 321 transitions. [2022-10-17 16:41:04,158 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 321 transitions. [2022-10-17 16:41:04,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:41:04,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:04,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:04,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:04,200 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:41:04,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:04,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 161 states and 321 transitions. [2022-10-17 16:41:04,662 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 321 transitions. [2022-10-17 16:41:04,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:41:04,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:04,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:04,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:04,683 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:41:05,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:05,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 161 states and 320 transitions. [2022-10-17 16:41:05,060 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 320 transitions. [2022-10-17 16:41:05,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:41:05,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:05,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:05,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:05,394 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:06,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:06,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 164 states and 334 transitions. [2022-10-17 16:41:06,698 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 334 transitions. [2022-10-17 16:41:06,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:41:06,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:06,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:06,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:06,738 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:07,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:07,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 165 states and 337 transitions. [2022-10-17 16:41:07,169 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 337 transitions. [2022-10-17 16:41:07,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:41:07,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:07,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:07,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:07,201 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:07,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:07,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 166 states and 340 transitions. [2022-10-17 16:41:07,766 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 340 transitions. [2022-10-17 16:41:07,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:41:07,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:07,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:07,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:07,788 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.