./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/test-0102-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6010f8d-5910-4f3c-af33-3784294d455a/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6010f8d-5910-4f3c-af33-3784294d455a/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6010f8d-5910-4f3c-af33-3784294d455a/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6010f8d-5910-4f3c-af33-3784294d455a/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/test-0102-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6010f8d-5910-4f3c-af33-3784294d455a/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6010f8d-5910-4f3c-af33-3784294d455a/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa260939b291574cde59d3c10d7828de68c26744f55119227115b01940792a6f --- 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-2329fc7 [2022-12-14 21:11:57,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:11:57,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:11:57,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:11:57,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:11:57,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:11:57,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:11:57,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:11:57,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:11:57,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:11:57,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:11:57,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:11:57,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:11:57,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:11:57,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:11:57,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:11:57,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:11:57,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:11:57,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:11:57,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:11:57,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:11:57,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:11:57,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:11:57,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:11:57,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:11:57,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:11:57,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:11:57,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:11:57,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:11:57,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:11:57,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:11:57,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:11:57,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:11:57,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:11:57,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:11:57,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:11:57,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:11:57,216 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:11:57,216 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:11:57,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:11:57,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:11:57,218 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6010f8d-5910-4f3c-af33-3784294d455a/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 21:11:57,232 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:11:57,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:11:57,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:11:57,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:11:57,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:11:57,233 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:11:57,233 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:11:57,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:11:57,234 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:11:57,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:11:57,234 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 21:11:57,234 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 21:11:57,235 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 21:11:57,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:11:57,235 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:11:57,235 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:11:57,235 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:11:57,235 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:11:57,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:11:57,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:11:57,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:11:57,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:11:57,236 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:11:57,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:11:57,236 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_b6010f8d-5910-4f3c-af33-3784294d455a/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6010f8d-5910-4f3c-af33-3784294d455a/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa260939b291574cde59d3c10d7828de68c26744f55119227115b01940792a6f [2022-12-14 21:11:57,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:11:57,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:11:57,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:11:57,432 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:11:57,432 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:11:57,433 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6010f8d-5910-4f3c-af33-3784294d455a/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/memsafety/test-0102-1.i [2022-12-14 21:11:59,995 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:12:00,180 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:12:00,180 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6010f8d-5910-4f3c-af33-3784294d455a/sv-benchmarks/c/memsafety/test-0102-1.i [2022-12-14 21:12:00,193 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6010f8d-5910-4f3c-af33-3784294d455a/bin/ukojak-rkRKPMF4O4/data/969d62908/e8a6719279754321b8b33988b5d2d6f4/FLAGd90afbd95 [2022-12-14 21:12:00,203 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6010f8d-5910-4f3c-af33-3784294d455a/bin/ukojak-rkRKPMF4O4/data/969d62908/e8a6719279754321b8b33988b5d2d6f4 [2022-12-14 21:12:00,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:12:00,207 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:12:00,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:12:00,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:12:00,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:12:00,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:12:00" (1/1) ... [2022-12-14 21:12:00,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fab924a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:12:00, skipping insertion in model container [2022-12-14 21:12:00,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:12:00" (1/1) ... [2022-12-14 21:12:00,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:12:00,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:12:00,440 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:12:00,448 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:12:00,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:12:00,492 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:12:00,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:12:00 WrapperNode [2022-12-14 21:12:00,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:12:00,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:12:00,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:12:00,493 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:12:00,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:12:00" (1/1) ... [2022-12-14 21:12:00,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:12:00" (1/1) ... [2022-12-14 21:12:00,526 INFO L138 Inliner]: procedures = 133, calls = 38, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 162 [2022-12-14 21:12:00,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:12:00,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:12:00,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:12:00,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:12:00,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:12:00" (1/1) ... [2022-12-14 21:12:00,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:12:00" (1/1) ... [2022-12-14 21:12:00,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:12:00" (1/1) ... [2022-12-14 21:12:00,537 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:12:00" (1/1) ... [2022-12-14 21:12:00,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:12:00" (1/1) ... [2022-12-14 21:12:00,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:12:00" (1/1) ... [2022-12-14 21:12:00,549 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:12:00" (1/1) ... [2022-12-14 21:12:00,550 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:12:00" (1/1) ... [2022-12-14 21:12:00,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:12:00,553 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:12:00,553 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:12:00,553 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:12:00,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:12:00" (1/1) ... [2022-12-14 21:12:00,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:12:00,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6010f8d-5910-4f3c-af33-3784294d455a/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:12:00,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6010f8d-5910-4f3c-af33-3784294d455a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:12:00,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6010f8d-5910-4f3c-af33-3784294d455a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:12:00,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 21:12:00,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 21:12:00,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:12:00,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:12:00,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 21:12:00,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 21:12:00,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:12:00,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 21:12:00,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:12:00,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:12:00,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:12:00,713 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:12:00,714 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:12:01,113 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:12:01,186 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:12:01,186 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-14 21:12:01,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:12:01 BoogieIcfgContainer [2022-12-14 21:12:01,189 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:12:01,190 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:12:01,190 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:12:01,199 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:12:01,199 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:12:01" (1/1) ... [2022-12-14 21:12:01,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:12:01,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:01,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 115 states and 123 transitions. [2022-12-14 21:12:01,245 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 123 transitions. [2022-12-14 21:12:01,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 21:12:01,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:01,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:01,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:01,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:01,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:01,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 114 states and 121 transitions. [2022-12-14 21:12:01,490 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 121 transitions. [2022-12-14 21:12:01,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 21:12:01,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:01,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:01,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:01,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:01,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:01,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 113 states and 120 transitions. [2022-12-14 21:12:01,595 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 120 transitions. [2022-12-14 21:12:01,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:12:01,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:01,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:01,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:01,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:01,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:01,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 112 states and 119 transitions. [2022-12-14 21:12:01,633 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 119 transitions. [2022-12-14 21:12:01,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:12:01,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:01,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:01,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:01,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:01,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:01,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 111 states and 118 transitions. [2022-12-14 21:12:01,758 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 118 transitions. [2022-12-14 21:12:01,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 21:12:01,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:01,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:01,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:01,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:01,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:01,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 110 states and 116 transitions. [2022-12-14 21:12:01,880 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2022-12-14 21:12:01,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 21:12:01,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:01,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:01,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:01,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:02,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:02,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 109 states and 115 transitions. [2022-12-14 21:12:02,004 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 115 transitions. [2022-12-14 21:12:02,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 21:12:02,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:02,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:02,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:02,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:02,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:02,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 112 states and 120 transitions. [2022-12-14 21:12:02,275 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 120 transitions. [2022-12-14 21:12:02,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 21:12:02,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:02,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:02,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:02,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:02,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 115 states and 124 transitions. [2022-12-14 21:12:02,888 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 124 transitions. [2022-12-14 21:12:02,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 21:12:02,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:02,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:02,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:02,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:02,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:02,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 114 states and 123 transitions. [2022-12-14 21:12:02,988 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 123 transitions. [2022-12-14 21:12:02,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 21:12:02,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:02,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:02,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:03,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:03,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:03,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 115 states and 125 transitions. [2022-12-14 21:12:03,345 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 125 transitions. [2022-12-14 21:12:03,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:12:03,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:03,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:03,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:03,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:03,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 117 states and 129 transitions. [2022-12-14 21:12:03,818 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 129 transitions. [2022-12-14 21:12:03,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:12:03,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:03,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:04,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:04,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:04,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 119 states and 133 transitions. [2022-12-14 21:12:04,664 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 133 transitions. [2022-12-14 21:12:04,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 21:12:04,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:04,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:04,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:04,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:04,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:04,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 118 states and 132 transitions. [2022-12-14 21:12:04,699 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 132 transitions. [2022-12-14 21:12:04,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 21:12:04,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:04,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:04,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:05,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:05,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 119 states and 134 transitions. [2022-12-14 21:12:05,236 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 134 transitions. [2022-12-14 21:12:05,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 21:12:05,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:05,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:05,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:07,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:07,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 126 states and 148 transitions. [2022-12-14 21:12:07,131 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 148 transitions. [2022-12-14 21:12:07,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 21:12:07,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:07,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:07,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:10,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:10,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 133 states and 162 transitions. [2022-12-14 21:12:10,481 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 162 transitions. [2022-12-14 21:12:10,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:12:10,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:10,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:10,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:13,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:13,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 143 states and 186 transitions. [2022-12-14 21:12:13,682 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 186 transitions. [2022-12-14 21:12:13,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:12:13,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:13,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:13,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:14,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:19,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:19,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 153 states and 211 transitions. [2022-12-14 21:12:19,593 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 211 transitions. [2022-12-14 21:12:19,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:12:19,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:19,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:19,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:19,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:19,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:19,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 152 states and 210 transitions. [2022-12-14 21:12:19,625 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 210 transitions. [2022-12-14 21:12:19,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:12:19,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:19,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:19,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:19,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:20,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:20,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 153 states and 211 transitions. [2022-12-14 21:12:20,080 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 211 transitions. [2022-12-14 21:12:20,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:12:20,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:20,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:20,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:20,695 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:25,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:25,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 162 states and 231 transitions. [2022-12-14 21:12:25,259 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 231 transitions. [2022-12-14 21:12:25,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:12:25,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:25,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:25,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:25,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:25,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 161 states and 229 transitions. [2022-12-14 21:12:25,305 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 229 transitions. [2022-12-14 21:12:25,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:12:25,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:25,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:25,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:25,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:25,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:25,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 160 states and 228 transitions. [2022-12-14 21:12:25,618 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 228 transitions. [2022-12-14 21:12:25,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:12:25,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:25,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:26,134 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:12:27,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:27,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 159 states and 226 transitions. [2022-12-14 21:12:27,457 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 226 transitions. [2022-12-14 21:12:27,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:12:27,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:27,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:27,506 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:12:27,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:27,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 158 states and 224 transitions. [2022-12-14 21:12:27,945 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 224 transitions. [2022-12-14 21:12:27,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 21:12:27,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:27,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:27,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:28,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:28,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:28,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 161 states and 229 transitions. [2022-12-14 21:12:28,076 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 229 transitions. [2022-12-14 21:12:28,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 21:12:28,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:28,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:28,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:29,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:31,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:31,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 164 states and 233 transitions. [2022-12-14 21:12:31,132 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 233 transitions. [2022-12-14 21:12:31,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:12:31,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:31,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:31,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:31,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:31,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:31,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 163 states and 232 transitions. [2022-12-14 21:12:31,186 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 232 transitions. [2022-12-14 21:12:31,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:12:31,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:31,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:31,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:32,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:32,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 164 states and 233 transitions. [2022-12-14 21:12:32,412 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 233 transitions. [2022-12-14 21:12:32,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:12:32,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:32,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:32,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:34,286 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:42,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:42,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 173 states and 255 transitions. [2022-12-14 21:12:42,419 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 255 transitions. [2022-12-14 21:12:42,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:12:42,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:42,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:42,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:45,466 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:58,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:58,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 182 states and 283 transitions. [2022-12-14 21:12:58,389 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 283 transitions. [2022-12-14 21:12:58,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:12:58,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:58,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:59,080 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:13:01,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:13:01,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 185 states and 288 transitions. [2022-12-14 21:13:01,728 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 288 transitions. [2022-12-14 21:13:01,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:13:01,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:13:01,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:13:01,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:13:05,141 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:13:20,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:13:20,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 197 states and 326 transitions. [2022-12-14 21:13:20,188 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 326 transitions. [2022-12-14 21:13:20,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:13:20,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:13:20,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:13:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:13:23,028 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:13:27,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:13:27,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 200 states and 333 transitions. [2022-12-14 21:13:27,493 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 333 transitions. [2022-12-14 21:13:27,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:13:27,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:13:27,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:13:27,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:13:27,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:13:29,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:13:29,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 201 states and 336 transitions. [2022-12-14 21:13:29,147 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 336 transitions. [2022-12-14 21:13:29,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:13:29,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:13:29,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:13:29,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:13:29,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:13:31,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:13:31,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 202 states and 337 transitions. [2022-12-14 21:13:31,048 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 337 transitions. [2022-12-14 21:13:31,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:13:31,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:13:31,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:13:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:13:31,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:13:31,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:13:31,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 201 states and 336 transitions. [2022-12-14 21:13:31,085 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 336 transitions. [2022-12-14 21:13:31,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:13:31,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:13:31,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:13:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:13:31,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:13:36,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:13:36,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 203 states and 340 transitions. [2022-12-14 21:13:36,103 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 340 transitions. [2022-12-14 21:13:36,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:13:36,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:13:36,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:13:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:13:36,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:13:40,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:13:40,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 210 states and 352 transitions. [2022-12-14 21:13:40,758 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 352 transitions. [2022-12-14 21:13:40,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:13:40,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:13:40,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:13:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:13:42,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:13:49,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:13:49,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 217 states and 365 transitions. [2022-12-14 21:13:49,123 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 365 transitions. [2022-12-14 21:13:49,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:13:49,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:13:49,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:13:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:13:51,562 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:14:05,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:14:05,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 227 states and 396 transitions. [2022-12-14 21:14:05,960 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 396 transitions. [2022-12-14 21:14:05,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:14:05,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:14:05,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:14:05,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:14:06,385 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:14:10,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:14:10,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 231 states and 405 transitions. [2022-12-14 21:14:10,113 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 405 transitions. [2022-12-14 21:14:10,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:14:10,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:14:10,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:14:10,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:14:10,209 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:14:13,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:14:13,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 233 states and 409 transitions. [2022-12-14 21:14:13,399 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 409 transitions. [2022-12-14 21:14:13,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:14:13,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:14:13,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:14:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:14:13,489 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:14:16,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:14:16,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 235 states and 413 transitions. [2022-12-14 21:14:16,615 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 413 transitions. [2022-12-14 21:14:16,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:14:16,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:14:16,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:14:16,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:14:17,275 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:14:24,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:14:24,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 241 states and 433 transitions. [2022-12-14 21:14:24,491 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 433 transitions. [2022-12-14 21:14:24,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:14:24,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:14:24,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:14:24,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:14:24,694 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:14:32,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:14:32,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 246 states and 448 transitions. [2022-12-14 21:14:32,763 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 448 transitions. [2022-12-14 21:14:32,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:14:32,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:14:32,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:14:32,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:14:32,846 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:14:37,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:14:37,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 250 states and 458 transitions. [2022-12-14 21:14:37,400 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 458 transitions. [2022-12-14 21:14:37,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:14:37,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:14:37,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:14:37,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:14:37,572 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:14:43,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:14:43,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 254 states and 469 transitions. [2022-12-14 21:14:43,386 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 469 transitions. [2022-12-14 21:14:43,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:14:43,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:14:43,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:14:43,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:14:44,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:15:06,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:15:06,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 278 states and 525 transitions. [2022-12-14 21:15:06,374 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 525 transitions. [2022-12-14 21:15:06,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:15:06,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:15:06,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:15:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:15:07,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:15:37,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:15:37,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 302 states and 581 transitions. [2022-12-14 21:15:37,901 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 581 transitions. [2022-12-14 21:15:37,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:15:37,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:15:37,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:15:37,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:15:37,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:15:37,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:15:37,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 301 states and 580 transitions. [2022-12-14 21:15:37,966 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 580 transitions. [2022-12-14 21:15:37,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:15:37,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:15:37,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:15:37,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:15:39,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:15:41,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:15:41,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 302 states and 582 transitions. [2022-12-14 21:15:41,884 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 582 transitions. [2022-12-14 21:15:41,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:15:41,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:15:41,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:15:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:15:42,003 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:15:51,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:15:51,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 307 states and 592 transitions. [2022-12-14 21:15:51,736 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 592 transitions. [2022-12-14 21:15:51,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:15:51,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:15:51,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:15:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:15:52,484 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:04,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:04,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 312 states and 602 transitions. [2022-12-14 21:16:04,978 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 602 transitions. [2022-12-14 21:16:04,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:16:04,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:04,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:04,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:05,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:22,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:22,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 324 states and 631 transitions. [2022-12-14 21:16:22,216 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 631 transitions. [2022-12-14 21:16:22,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:16:22,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:22,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:22,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:24,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:48,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:48,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 338 states and 662 transitions. [2022-12-14 21:16:48,746 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 662 transitions. [2022-12-14 21:16:48,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:16:48,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:48,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:49,562 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:59,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:59,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 343 states and 673 transitions. [2022-12-14 21:16:59,461 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 673 transitions. [2022-12-14 21:16:59,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:16:59,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:59,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:59,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:10,058 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:33,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:33,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 350 states and 688 transitions. [2022-12-14 21:17:33,390 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 688 transitions. [2022-12-14 21:17:33,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:17:33,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:33,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:42,151 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:08,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:08,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 350 states and 698 transitions. [2022-12-14 21:18:08,160 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 698 transitions. [2022-12-14 21:18:08,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:18:08,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:08,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:08,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:17,715 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:34,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:34,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 353 states and 705 transitions. [2022-12-14 21:18:34,712 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 705 transitions. [2022-12-14 21:18:34,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:18:34,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:34,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:34,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:34,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:34,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 352 states and 704 transitions. [2022-12-14 21:18:34,787 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 704 transitions. [2022-12-14 21:18:34,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:18:34,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:34,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:34,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:35,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:35,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:35,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 353 states and 705 transitions. [2022-12-14 21:18:35,220 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 705 transitions. [2022-12-14 21:18:35,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:18:35,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:35,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:35,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:46,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:53,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:53,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 381 states and 773 transitions. [2022-12-14 21:19:53,376 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 773 transitions. [2022-12-14 21:19:53,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:19:53,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:53,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:53,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:12,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:43,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:43,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 409 states and 843 transitions. [2022-12-14 21:21:43,787 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 843 transitions. [2022-12-14 21:21:43,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:21:43,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:43,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:49,446 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:27,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:27,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 419 states and 869 transitions. [2022-12-14 21:22:27,455 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 869 transitions. [2022-12-14 21:22:27,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:22:27,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:27,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:32,555 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:00,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:00,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 426 states and 898 transitions. [2022-12-14 21:23:00,394 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 898 transitions. [2022-12-14 21:23:00,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:23:00,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:00,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:00,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:08,017 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:54,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:54,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 439 states and 934 transitions. [2022-12-14 21:23:54,826 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 934 transitions. [2022-12-14 21:23:54,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:23:54,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:54,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:01,104 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:24:16,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:16,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 443 states and 944 transitions. [2022-12-14 21:24:16,807 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 944 transitions. [2022-12-14 21:24:16,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:24:16,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:16,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:16,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:16,886 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 21:24:39,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:39,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 451 states and 976 transitions. [2022-12-14 21:24:39,166 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 976 transitions. [2022-12-14 21:24:39,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:24:39,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:39,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:39,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:40,571 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:24:50,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:50,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 454 states and 986 transitions. [2022-12-14 21:24:50,845 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 986 transitions. [2022-12-14 21:24:50,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:24:50,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:50,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:51,678 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:24:58,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:58,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 457 states and 997 transitions. [2022-12-14 21:24:58,453 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 997 transitions. [2022-12-14 21:24:58,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:24:58,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:58,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:59,264 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:25:04,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:04,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 459 states and 1002 transitions. [2022-12-14 21:25:04,568 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1002 transitions. [2022-12-14 21:25:04,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 21:25:04,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:04,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:04,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:04,763 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 21:25:10,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:10,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 460 states and 1004 transitions. [2022-12-14 21:25:10,984 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1004 transitions. [2022-12-14 21:25:10,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:25:10,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:10,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:14,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.