./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/hard2-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_86feada0-ed0f-46aa-9117-ac558e714c62/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86feada0-ed0f-46aa-9117-ac558e714c62/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86feada0-ed0f-46aa-9117-ac558e714c62/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86feada0-ed0f-46aa-9117-ac558e714c62/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/hard2-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86feada0-ed0f-46aa-9117-ac558e714c62/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86feada0-ed0f-46aa-9117-ac558e714c62/bin/ukojak-pZX7IvK2PQ --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 32bit --witnessprinter.graph.data.programhash 23ac641bc90237de255e915a5ed362430f6ac59f0f6642be7f9d8479ff0a7576 --- 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-6b4ec56 [2022-11-20 17:28:23,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:28:23,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:28:23,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:28:23,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:28:23,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:28:23,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:28:23,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:28:23,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:28:23,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:28:23,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:28:23,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:28:23,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:28:23,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:28:23,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:28:23,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:28:23,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:28:23,423 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:28:23,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:28:23,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:28:23,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:28:23,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:28:23,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:28:23,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:28:23,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:28:23,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:28:23,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:28:23,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:28:23,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:28:23,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:28:23,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:28:23,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:28:23,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:28:23,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:28:23,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:28:23,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:28:23,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:28:23,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:28:23,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:28:23,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:28:23,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:28:23,464 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86feada0-ed0f-46aa-9117-ac558e714c62/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:28:23,503 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:28:23,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:28:23,504 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:28:23,505 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:28:23,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:28:23,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:28:23,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:28:23,506 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:28:23,507 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:28:23,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:28:23,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:28:23,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:28:23,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:28:23,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:28:23,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:28:23,509 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:28:23,510 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:28:23,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:28:23,510 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:28:23,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:28:23,510 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:28:23,511 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:28:23,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:28:23,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:28:23,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:28:23,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:28:23,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:28:23,512 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:28:23,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:28:23,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:28:23,514 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_86feada0-ed0f-46aa-9117-ac558e714c62/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86feada0-ed0f-46aa-9117-ac558e714c62/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23ac641bc90237de255e915a5ed362430f6ac59f0f6642be7f9d8479ff0a7576 [2022-11-20 17:28:23,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:28:23,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:28:23,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:28:23,864 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:28:23,865 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:28:23,866 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86feada0-ed0f-46aa-9117-ac558e714c62/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-nla/hard2-both-nt.c [2022-11-20 17:28:26,991 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:28:27,247 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:28:27,248 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86feada0-ed0f-46aa-9117-ac558e714c62/sv-benchmarks/c/termination-nla/hard2-both-nt.c [2022-11-20 17:28:27,254 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86feada0-ed0f-46aa-9117-ac558e714c62/bin/ukojak-pZX7IvK2PQ/data/4c3dd2bbd/d5e24c97072e4019adeff33648b4a0d0/FLAG98281f7b4 [2022-11-20 17:28:27,273 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86feada0-ed0f-46aa-9117-ac558e714c62/bin/ukojak-pZX7IvK2PQ/data/4c3dd2bbd/d5e24c97072e4019adeff33648b4a0d0 [2022-11-20 17:28:27,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:28:27,277 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:28:27,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:28:27,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:28:27,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:28:27,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:28:27" (1/1) ... [2022-11-20 17:28:27,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78367cce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:27, skipping insertion in model container [2022-11-20 17:28:27,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:28:27" (1/1) ... [2022-11-20 17:28:27,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:28:27,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:28:27,514 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:28:27,520 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:28:27,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:28:27,559 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:28:27,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:27 WrapperNode [2022-11-20 17:28:27,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:28:27,562 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:28:27,562 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:28:27,562 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:28:27,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:27" (1/1) ... [2022-11-20 17:28:27,577 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:27" (1/1) ... [2022-11-20 17:28:27,605 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2022-11-20 17:28:27,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:28:27,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:28:27,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:28:27,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:28:27,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:27" (1/1) ... [2022-11-20 17:28:27,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:27" (1/1) ... [2022-11-20 17:28:27,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:27" (1/1) ... [2022-11-20 17:28:27,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:27" (1/1) ... [2022-11-20 17:28:27,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:27" (1/1) ... [2022-11-20 17:28:27,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:27" (1/1) ... [2022-11-20 17:28:27,638 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:27" (1/1) ... [2022-11-20 17:28:27,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:27" (1/1) ... [2022-11-20 17:28:27,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:28:27,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:28:27,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:28:27,642 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:28:27,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:27" (1/1) ... [2022-11-20 17:28:27,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:28:27,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86feada0-ed0f-46aa-9117-ac558e714c62/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:28:27,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86feada0-ed0f-46aa-9117-ac558e714c62/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:28:27,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86feada0-ed0f-46aa-9117-ac558e714c62/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:28:27,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:28:27,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:28:27,782 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:28:27,784 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:28:28,011 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:28:28,027 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:28:28,028 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:28:28,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:28:28 BoogieIcfgContainer [2022-11-20 17:28:28,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:28:28,031 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:28:28,031 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:28:28,041 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:28:28,042 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:28:28" (1/1) ... [2022-11-20 17:28:28,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:28:28,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:28,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 44 states and 48 transitions. [2022-11-20 17:28:28,133 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions. [2022-11-20 17:28:28,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:28:28,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:28,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:28,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:28,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:28:28,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:28,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:28,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:28,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 46 states and 49 transitions. [2022-11-20 17:28:28,315 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2022-11-20 17:28:28,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:28:28,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:28,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:28,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:28:28,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:28,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:28,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:28,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 47 states and 51 transitions. [2022-11-20 17:28:28,572 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions. [2022-11-20 17:28:28,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:28:28,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:28,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:28,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:28,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:28:28,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:28,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:28,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:28,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 50 states and 57 transitions. [2022-11-20 17:28:28,921 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2022-11-20 17:28:28,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:28:28,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:28,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:28,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:28:28,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:29,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:29,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:29,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 54 states and 65 transitions. [2022-11-20 17:28:29,340 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 65 transitions. [2022-11-20 17:28:29,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:28:29,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:29,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:29,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:29,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:28:29,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:29,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:29,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:29,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 57 states and 71 transitions. [2022-11-20 17:28:29,736 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2022-11-20 17:28:29,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:28:29,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:29,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:29,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:28:29,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:29,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:30,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:30,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 61 states and 82 transitions. [2022-11-20 17:28:30,402 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2022-11-20 17:28:30,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:28:30,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:30,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:30,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:28:30,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:30,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:30,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:30,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 64 states and 88 transitions. [2022-11-20 17:28:30,940 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2022-11-20 17:28:30,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:28:30,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:30,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:30,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:28:30,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:31,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:31,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:31,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 69 states and 101 transitions. [2022-11-20 17:28:31,863 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 101 transitions. [2022-11-20 17:28:31,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:28:31,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:31,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:31,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:31,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:28:31,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:31,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:32,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:32,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 74 states and 108 transitions. [2022-11-20 17:28:32,505 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2022-11-20 17:28:32,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:28:32,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:32,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:32,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:32,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:28:32,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:32,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:33,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:33,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 79 states and 116 transitions. [2022-11-20 17:28:33,444 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 116 transitions. [2022-11-20 17:28:33,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:28:33,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:33,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:33,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:33,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:28:33,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:33,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:33,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:33,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 82 states and 123 transitions. [2022-11-20 17:28:33,932 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 123 transitions. [2022-11-20 17:28:33,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:28:33,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:33,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:33,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:28:33,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:34,021 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:34,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:34,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 90 states and 141 transitions. [2022-11-20 17:28:34,617 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 141 transitions. [2022-11-20 17:28:34,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:28:34,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:34,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:34,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:34,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:28:34,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:34,683 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:35,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:35,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 95 states and 146 transitions. [2022-11-20 17:28:35,156 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 146 transitions. [2022-11-20 17:28:35,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:28:35,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:35,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:35,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:35,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:28:35,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:35,234 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:28:36,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:36,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 103 states and 157 transitions. [2022-11-20 17:28:36,119 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 157 transitions. [2022-11-20 17:28:36,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:28:36,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:36,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:36,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:28:36,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:36,204 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:28:36,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:36,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 111 states and 168 transitions. [2022-11-20 17:28:36,996 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 168 transitions. [2022-11-20 17:28:36,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:28:36,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:36,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:37,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:37,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:28:37,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:37,080 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:37,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:37,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 115 states and 175 transitions. [2022-11-20 17:28:37,810 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 175 transitions. [2022-11-20 17:28:37,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:28:37,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:37,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:37,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:28:37,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:37,967 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:28:38,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:38,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 123 states and 185 transitions. [2022-11-20 17:28:38,670 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 185 transitions. [2022-11-20 17:28:38,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:28:38,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:38,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:38,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:28:38,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:38,734 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:39,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:39,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 125 states and 186 transitions. [2022-11-20 17:28:39,076 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 186 transitions. [2022-11-20 17:28:39,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:28:39,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:39,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:39,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:39,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:28:39,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:39,263 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:40,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:40,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 130 states and 197 transitions. [2022-11-20 17:28:40,169 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 197 transitions. [2022-11-20 17:28:40,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:28:40,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:40,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:40,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:40,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:28:40,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:40,294 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:41,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:41,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 138 states and 218 transitions. [2022-11-20 17:28:41,154 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 218 transitions. [2022-11-20 17:28:41,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:28:41,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:41,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:41,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:28:41,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:41,264 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:41,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:41,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 142 states and 222 transitions. [2022-11-20 17:28:41,870 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 222 transitions. [2022-11-20 17:28:41,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:28:41,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:41,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:41,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:28:41,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:41,965 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-20 17:28:42,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:42,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 150 states and 235 transitions. [2022-11-20 17:28:42,918 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 235 transitions. [2022-11-20 17:28:42,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:28:42,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:42,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:42,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:42,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:28:42,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:43,013 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-20 17:28:44,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:44,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 158 states and 248 transitions. [2022-11-20 17:28:44,037 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 248 transitions. [2022-11-20 17:28:44,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:28:44,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:44,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:44,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:44,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:28:44,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:44,155 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:45,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:45,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 162 states and 255 transitions. [2022-11-20 17:28:45,185 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 255 transitions. [2022-11-20 17:28:45,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:28:45,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:45,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:45,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:28:45,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:45,325 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-20 17:28:46,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:46,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 170 states and 267 transitions. [2022-11-20 17:28:46,552 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 267 transitions. [2022-11-20 17:28:46,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:28:46,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:46,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:46,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:28:46,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:46,700 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:47,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:47,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 173 states and 275 transitions. [2022-11-20 17:28:47,813 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 275 transitions. [2022-11-20 17:28:47,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:28:47,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:47,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:47,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:28:47,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:48,078 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-20 17:28:50,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:50,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 180 states and 295 transitions. [2022-11-20 17:28:50,578 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 295 transitions. [2022-11-20 17:28:50,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:28:50,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:50,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:50,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 17:28:50,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:50,847 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:52,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:52,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 185 states and 310 transitions. [2022-11-20 17:28:52,237 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 310 transitions. [2022-11-20 17:28:52,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:28:52,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:52,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:52,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:52,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 17:28:52,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:52,634 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:54,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:54,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 194 states and 325 transitions. [2022-11-20 17:28:54,210 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 325 transitions. [2022-11-20 17:28:54,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:28:54,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:54,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:54,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:54,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:28:54,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:54,368 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:55,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:55,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 202 states and 350 transitions. [2022-11-20 17:28:55,542 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 350 transitions. [2022-11-20 17:28:55,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:28:55,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:55,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:55,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:55,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:28:55,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:55,674 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-11-20 17:28:57,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:57,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 210 states and 366 transitions. [2022-11-20 17:28:57,474 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 366 transitions. [2022-11-20 17:28:57,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:28:57,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:57,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:57,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:57,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:28:57,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:57,628 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:58,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:58,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 215 states and 372 transitions. [2022-11-20 17:28:58,939 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 372 transitions. [2022-11-20 17:28:58,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:28:58,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:58,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:58,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:58,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:28:58,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:28:59,049 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-11-20 17:29:00,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:00,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 223 states and 387 transitions. [2022-11-20 17:29:00,766 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 387 transitions. [2022-11-20 17:29:00,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:29:00,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:00,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:00,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:29:00,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:00,918 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:02,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:02,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 227 states and 395 transitions. [2022-11-20 17:29:02,371 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 395 transitions. [2022-11-20 17:29:02,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:29:02,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:02,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:02,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:02,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:29:02,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:02,569 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-11-20 17:29:04,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:04,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 235 states and 409 transitions. [2022-11-20 17:29:04,457 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 409 transitions. [2022-11-20 17:29:04,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:29:04,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:04,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:04,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:04,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:29:04,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:04,684 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:07,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:07,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 243 states and 423 transitions. [2022-11-20 17:29:07,041 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 423 transitions. [2022-11-20 17:29:07,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:29:07,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:07,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:07,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:29:07,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:07,306 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-11-20 17:29:08,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:08,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 251 states and 432 transitions. [2022-11-20 17:29:08,974 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 432 transitions. [2022-11-20 17:29:08,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:29:08,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:08,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:08,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:08,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 17:29:08,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:09,317 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:11,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:11,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 256 states and 450 transitions. [2022-11-20 17:29:11,415 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 450 transitions. [2022-11-20 17:29:11,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:29:11,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:11,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:11,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 17:29:11,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:11,978 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:15,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:15,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 265 states and 465 transitions. [2022-11-20 17:29:15,168 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 465 transitions. [2022-11-20 17:29:15,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:29:15,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:15,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:15,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 17:29:15,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:15,400 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:17,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:17,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 273 states and 493 transitions. [2022-11-20 17:29:17,051 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 493 transitions. [2022-11-20 17:29:17,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:29:17,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:17,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:17,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:17,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:29:17,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:17,178 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-20 17:29:19,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:19,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 281 states and 510 transitions. [2022-11-20 17:29:19,644 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 510 transitions. [2022-11-20 17:29:19,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:29:19,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:19,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:19,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:29:19,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:19,774 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-20 17:29:20,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:20,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 282 states and 513 transitions. [2022-11-20 17:29:20,211 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 513 transitions. [2022-11-20 17:29:20,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:29:20,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:20,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:20,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:20,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 17:29:20,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:20,412 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:22,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:22,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 287 states and 519 transitions. [2022-11-20 17:29:22,329 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 519 transitions. [2022-11-20 17:29:22,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:29:22,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:22,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:22,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:29:22,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:22,487 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-20 17:29:24,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:24,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 295 states and 535 transitions. [2022-11-20 17:29:24,668 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 535 transitions. [2022-11-20 17:29:24,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:29:24,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:24,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:24,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:24,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:29:24,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:24,890 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:26,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:26,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 299 states and 543 transitions. [2022-11-20 17:29:26,792 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 543 transitions. [2022-11-20 17:29:26,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:29:26,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:26,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:26,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:29:26,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:27,031 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-20 17:29:29,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:29,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 307 states and 558 transitions. [2022-11-20 17:29:29,438 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 558 transitions. [2022-11-20 17:29:29,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:29:29,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:29,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:29,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:29:29,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:29,666 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:32,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:32,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 315 states and 572 transitions. [2022-11-20 17:29:32,217 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 572 transitions. [2022-11-20 17:29:32,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:29:32,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:32,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:32,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:29:32,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:32,501 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-20 17:29:34,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:34,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 323 states and 581 transitions. [2022-11-20 17:29:34,219 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 581 transitions. [2022-11-20 17:29:34,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:29:34,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:34,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:34,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 17:29:34,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:34,542 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:36,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:36,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 328 states and 603 transitions. [2022-11-20 17:29:36,856 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 603 transitions. [2022-11-20 17:29:36,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:29:36,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:36,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:36,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 17:29:36,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:37,775 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:42,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:42,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 337 states and 618 transitions. [2022-11-20 17:29:42,814 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 618 transitions. [2022-11-20 17:29:42,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:29:42,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:42,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:42,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:42,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 17:29:42,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:43,043 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:45,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:45,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 345 states and 649 transitions. [2022-11-20 17:29:45,388 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 649 transitions. [2022-11-20 17:29:45,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:29:45,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:45,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:45,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:45,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:29:45,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:45,545 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-20 17:29:47,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:47,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 351 states and 657 transitions. [2022-11-20 17:29:47,634 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 657 transitions. [2022-11-20 17:29:47,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:29:47,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:47,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:47,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 17:29:47,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:47,867 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:50,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:50,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 356 states and 663 transitions. [2022-11-20 17:29:50,069 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 663 transitions. [2022-11-20 17:29:50,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:29:50,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:50,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:50,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:29:50,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:50,233 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-20 17:29:51,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:51,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 358 states and 672 transitions. [2022-11-20 17:29:51,267 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 672 transitions. [2022-11-20 17:29:51,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 17:29:51,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:51,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:51,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:51,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:29:51,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:51,442 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-20 17:29:54,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:54,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 366 states and 689 transitions. [2022-11-20 17:29:54,086 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 689 transitions. [2022-11-20 17:29:54,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 17:29:54,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:54,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:54,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:54,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 17:29:54,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:54,333 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:56,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:56,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 370 states and 697 transitions. [2022-11-20 17:29:56,605 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 697 transitions. [2022-11-20 17:29:56,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:29:56,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:56,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:56,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:29:56,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:29:56,878 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-20 17:30:00,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:00,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 378 states and 713 transitions. [2022-11-20 17:30:00,012 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 713 transitions. [2022-11-20 17:30:00,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:30:00,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:00,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:00,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:00,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 17:30:00,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:00,328 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:03,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:03,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 386 states and 727 transitions. [2022-11-20 17:30:03,559 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 727 transitions. [2022-11-20 17:30:03,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:30:03,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:03,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:03,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:30:03,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:03,841 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-20 17:30:05,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:05,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 394 states and 736 transitions. [2022-11-20 17:30:05,784 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 736 transitions. [2022-11-20 17:30:05,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:30:05,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:05,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:05,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:05,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 17:30:05,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:06,189 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:08,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:08,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 399 states and 761 transitions. [2022-11-20 17:30:08,946 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 761 transitions. [2022-11-20 17:30:08,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:30:08,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:08,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:08,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:08,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-20 17:30:08,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:09,916 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:18,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:18,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 408 states and 776 transitions. [2022-11-20 17:30:18,002 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 776 transitions. [2022-11-20 17:30:18,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 17:30:18,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:18,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:18,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 17:30:18,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:18,290 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:20,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:20,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 416 states and 810 transitions. [2022-11-20 17:30:20,904 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 810 transitions. [2022-11-20 17:30:20,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 17:30:20,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:20,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:20,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:20,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:30:20,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:21,081 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-20 17:30:23,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:23,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 422 states and 818 transitions. [2022-11-20 17:30:23,731 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 818 transitions. [2022-11-20 17:30:23,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 17:30:23,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:23,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:23,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:23,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 17:30:23,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:24,043 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:26,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:26,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 427 states and 824 transitions. [2022-11-20 17:30:26,621 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 824 transitions. [2022-11-20 17:30:26,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 17:30:26,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:26,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:26,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:26,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:30:26,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:27,000 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-20 17:30:28,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:28,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 429 states and 834 transitions. [2022-11-20 17:30:28,370 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 834 transitions. [2022-11-20 17:30:28,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:30:28,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:28,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:28,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:28,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:30:28,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:28,566 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-20 17:30:31,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:31,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 437 states and 852 transitions. [2022-11-20 17:30:31,689 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 852 transitions. [2022-11-20 17:30:31,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:30:31,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:31,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:31,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:31,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 17:30:31,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:31,981 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:34,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:34,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 441 states and 860 transitions. [2022-11-20 17:30:34,976 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 860 transitions. [2022-11-20 17:30:34,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 17:30:34,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:34,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:34,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:30:34,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:35,247 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-20 17:30:38,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:38,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 449 states and 877 transitions. [2022-11-20 17:30:38,503 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 877 transitions. [2022-11-20 17:30:38,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 17:30:38,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:38,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:38,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:38,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 17:30:38,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:38,835 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:42,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:42,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 457 states and 891 transitions. [2022-11-20 17:30:42,199 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 891 transitions. [2022-11-20 17:30:42,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 17:30:42,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:42,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:42,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:30:42,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:42,536 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-20 17:30:45,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:45,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 465 states and 900 transitions. [2022-11-20 17:30:45,112 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 900 transitions. [2022-11-20 17:30:45,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 17:30:45,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:45,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:45,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:45,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 17:30:45,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:45,611 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:49,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:49,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 470 states and 928 transitions. [2022-11-20 17:30:49,215 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 928 transitions. [2022-11-20 17:30:49,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-20 17:30:49,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:49,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:49,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-20 17:30:49,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:30:51,661 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:07,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:07,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 479 states and 943 transitions. [2022-11-20 17:31:07,058 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 943 transitions. [2022-11-20 17:31:07,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 17:31:07,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:07,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:07,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:07,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 17:31:07,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:07,415 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 0 proven. 203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:10,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:10,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 487 states and 980 transitions. [2022-11-20 17:31:10,795 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 980 transitions. [2022-11-20 17:31:10,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 17:31:10,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:10,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:10,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:10,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 17:31:10,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:11,178 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:14,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:14,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 492 states and 986 transitions. [2022-11-20 17:31:14,588 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 986 transitions. [2022-11-20 17:31:14,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 17:31:14,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:14,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:14,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:14,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:31:14,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:14,778 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-20 17:31:18,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:18,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 500 states and 1005 transitions. [2022-11-20 17:31:18,823 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1005 transitions. [2022-11-20 17:31:18,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:31:18,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:18,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:18,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:31:18,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:19,033 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-20 17:31:22,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:22,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 508 states and 1024 transitions. [2022-11-20 17:31:22,853 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1024 transitions. [2022-11-20 17:31:22,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:31:22,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:22,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:22,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 17:31:22,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:23,233 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 217 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:26,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:26,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 512 states and 1032 transitions. [2022-11-20 17:31:26,732 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1032 transitions. [2022-11-20 17:31:26,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 17:31:26,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:26,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:26,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:31:26,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:27,100 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-20 17:31:31,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:31,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 520 states and 1050 transitions. [2022-11-20 17:31:31,059 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1050 transitions. [2022-11-20 17:31:31,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 17:31:31,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:31,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:31,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:31,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 17:31:31,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:31,490 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:35,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:35,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 528 states and 1064 transitions. [2022-11-20 17:31:35,769 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1064 transitions. [2022-11-20 17:31:35,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:31:35,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:35,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:35,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:35,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:31:35,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:36,133 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-20 17:31:39,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:39,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 536 states and 1073 transitions. [2022-11-20 17:31:39,011 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1073 transitions. [2022-11-20 17:31:39,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:31:39,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:39,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:39,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 17:31:39,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:39,524 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:43,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:43,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 541 states and 1104 transitions. [2022-11-20 17:31:43,505 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1104 transitions. [2022-11-20 17:31:43,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:31:43,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:43,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:43,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-20 17:31:43,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:31:46,724 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:20,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:20,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 550 states and 1119 transitions. [2022-11-20 17:32:20,947 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1119 transitions. [2022-11-20 17:32:20,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 17:32:20,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:20,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:20,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 17:32:20,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:21,306 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:25,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:25,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 558 states and 1159 transitions. [2022-11-20 17:32:25,292 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1159 transitions. [2022-11-20 17:32:25,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 17:32:25,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:25,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:25,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 17:32:25,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:25,675 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:29,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:29,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 563 states and 1165 transitions. [2022-11-20 17:32:29,153 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1165 transitions. [2022-11-20 17:32:29,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 17:32:29,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:29,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:29,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:32:29,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:29,395 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2022-11-20 17:32:33,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:33,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 571 states and 1185 transitions. [2022-11-20 17:32:33,812 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1185 transitions. [2022-11-20 17:32:33,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 17:32:33,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:33,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:33,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:32:33,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:34,057 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2022-11-20 17:32:38,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:38,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 579 states and 1205 transitions. [2022-11-20 17:32:38,526 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1205 transitions. [2022-11-20 17:32:38,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 17:32:38,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:38,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:38,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:38,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 17:32:38,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:38,940 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:43,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:43,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 583 states and 1213 transitions. [2022-11-20 17:32:43,218 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1213 transitions. [2022-11-20 17:32:43,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-20 17:32:43,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:43,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:43,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:32:43,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:43,593 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2022-11-20 17:32:48,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:48,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 591 states and 1232 transitions. [2022-11-20 17:32:48,275 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1232 transitions. [2022-11-20 17:32:48,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-20 17:32:48,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:48,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:48,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:48,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 17:32:48,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:48,957 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:54,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:54,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 599 states and 1246 transitions. [2022-11-20 17:32:54,352 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1246 transitions. [2022-11-20 17:32:54,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-20 17:32:54,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:54,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:54,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:32:54,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:54,723 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2022-11-20 17:32:58,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:58,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 607 states and 1255 transitions. [2022-11-20 17:32:58,058 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1255 transitions. [2022-11-20 17:32:58,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 17:32:58,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:58,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:58,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:58,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 17:32:58,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:32:58,692 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:33:03,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:03,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 612 states and 1289 transitions. [2022-11-20 17:33:03,416 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1289 transitions. [2022-11-20 17:33:03,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 17:33:03,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:03,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:03,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-20 17:33:03,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:33:07,593 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:34:15,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:15,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 621 states and 1304 transitions. [2022-11-20 17:34:15,461 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1304 transitions. [2022-11-20 17:34:15,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 17:34:15,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:15,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:15,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 17:34:15,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:15,944 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 333 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:34:21,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:21,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 629 states and 1347 transitions. [2022-11-20 17:34:21,570 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1347 transitions. [2022-11-20 17:34:21,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 17:34:21,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:21,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:21,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:21,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:34:21,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:21,815 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-11-20 17:34:26,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:26,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 635 states and 1355 transitions. [2022-11-20 17:34:26,631 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1355 transitions. [2022-11-20 17:34:26,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 17:34:26,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:26,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:26,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 17:34:26,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:27,095 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 342 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:34:31,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:31,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 640 states and 1361 transitions. [2022-11-20 17:34:31,730 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1361 transitions. [2022-11-20 17:34:31,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 17:34:31,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:31,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:31,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:31,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:34:31,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:31,980 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-11-20 17:34:34,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:34,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 642 states and 1374 transitions. [2022-11-20 17:34:34,561 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1374 transitions. [2022-11-20 17:34:34,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-20 17:34:34,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:34,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:34,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:34:34,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:34,808 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-11-20 17:34:39,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:39,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 650 states and 1395 transitions. [2022-11-20 17:34:39,972 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1395 transitions. [2022-11-20 17:34:39,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-20 17:34:39,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:39,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:39,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 17:34:39,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:40,470 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:34:45,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:45,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 654 states and 1403 transitions. [2022-11-20 17:34:45,514 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1403 transitions. [2022-11-20 17:34:45,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-20 17:34:45,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:45,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:45,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:45,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:34:45,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:45,908 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-11-20 17:34:51,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:51,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 662 states and 1423 transitions. [2022-11-20 17:34:51,619 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1423 transitions. [2022-11-20 17:34:51,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-20 17:34:51,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:51,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:51,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 17:34:51,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:52,208 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:34:59,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:59,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 670 states and 1437 transitions. [2022-11-20 17:34:59,255 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1437 transitions. [2022-11-20 17:34:59,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 17:34:59,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:59,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:59,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:59,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:34:59,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:34:59,886 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-11-20 17:35:03,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:03,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 678 states and 1446 transitions. [2022-11-20 17:35:03,805 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1446 transitions. [2022-11-20 17:35:03,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 17:35:03,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:03,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:03,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 17:35:03,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:35:04,777 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:35:10,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:10,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 683 states and 1483 transitions. [2022-11-20 17:35:10,085 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1483 transitions. [2022-11-20 17:35:10,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-20 17:35:10,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:10,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:10,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:10,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 23 conjunts are in the unsatisfiable core [2022-11-20 17:35:10,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:35:15,269 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:35:52,519 WARN L233 SmtUtils]: Spent 7.57s on a formula simplification that was a NOOP. DAG size: 144 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 17:36:32,622 WARN L233 SmtUtils]: Spent 20.67s on a formula simplification that was a NOOP. DAG size: 145 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 17:37:46,549 WARN L233 SmtUtils]: Spent 6.56s on a formula simplification that was a NOOP. DAG size: 141 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 17:38:15,401 WARN L233 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 142 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 17:38:53,759 WARN L233 SmtUtils]: Spent 7.43s on a formula simplification that was a NOOP. DAG size: 133 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 17:39:26,978 WARN L233 SmtUtils]: Spent 6.61s on a formula simplification that was a NOOP. DAG size: 134 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 17:39:28,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:39:29,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:29,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 692 states and 1498 transitions. [2022-11-20 17:39:29,004 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1498 transitions. [2022-11-20 17:39:29,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-20 17:39:29,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:29,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:29,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 17:39:29,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:39:29,562 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 410 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:39:37,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:37,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 700 states and 1544 transitions. [2022-11-20 17:39:37,801 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1544 transitions. [2022-11-20 17:39:37,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 17:39:37,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:37,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:37,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:37,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:39:37,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:39:38,094 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2022-11-20 17:39:46,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:46,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 706 states and 1552 transitions. [2022-11-20 17:39:46,111 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1552 transitions. [2022-11-20 17:39:46,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 17:39:46,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:46,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:46,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:46,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:39:46,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:39:46,572 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2022-11-20 17:39:49,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:49,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 708 states and 1566 transitions. [2022-11-20 17:39:49,825 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1566 transitions. [2022-11-20 17:39:49,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 17:39:49,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:49,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:49,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:49,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 17:39:49,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:39:50,475 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 420 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:39:57,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:57,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 713 states and 1572 transitions. [2022-11-20 17:39:57,536 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1572 transitions. [2022-11-20 17:39:57,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-20 17:39:57,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:57,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:57,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:57,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:39:57,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:39:57,827 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2022-11-20 17:40:04,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:04,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 721 states and 1594 transitions. [2022-11-20 17:40:04,681 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1594 transitions. [2022-11-20 17:40:04,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-20 17:40:04,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:04,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:04,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:04,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 17:40:04,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:40:05,479 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 0 proven. 430 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:14,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:14,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 725 states and 1602 transitions. [2022-11-20 17:40:14,500 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1602 transitions. [2022-11-20 17:40:14,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-20 17:40:14,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:14,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:14,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:14,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:40:14,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:40:15,177 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2022-11-20 17:40:23,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:23,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 733 states and 1623 transitions. [2022-11-20 17:40:23,479 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1623 transitions. [2022-11-20 17:40:23,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-20 17:40:23,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:23,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:23,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 17:40:23,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:40:24,221 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:33,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:33,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 741 states and 1637 transitions. [2022-11-20 17:40:33,528 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1637 transitions. [2022-11-20 17:40:33,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-20 17:40:33,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:33,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:33,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:33,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 17:40:33,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:40:34,022 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2022-11-20 17:40:38,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:38,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 749 states and 1646 transitions. [2022-11-20 17:40:38,980 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1646 transitions. [2022-11-20 17:40:38,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 17:40:38,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:38,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:39,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-20 17:40:39,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:40:39,923 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:49,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:49,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 754 states and 1686 transitions. [2022-11-20 17:40:49,276 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1686 transitions. [2022-11-20 17:40:49,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 17:40:49,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:49,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:49,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 25 conjunts are in the unsatisfiable core [2022-11-20 17:40:49,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:40:57,953 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:26,340 WARN L233 SmtUtils]: Spent 23.76s on a formula simplification that was a NOOP. DAG size: 173 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)