./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Collatz_bounded.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453d1010-e14b-4a60-9205-cd4060624222/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453d1010-e14b-4a60-9205-cd4060624222/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_453d1010-e14b-4a60-9205-cd4060624222/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453d1010-e14b-4a60-9205-cd4060624222/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Collatz_bounded.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453d1010-e14b-4a60-9205-cd4060624222/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453d1010-e14b-4a60-9205-cd4060624222/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 64bit --witnessprinter.graph.data.programhash fb8f212b8045dc9be8518316cbae752ce6111a4a93244dc89f86b0ea27a978ef --- 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 17:29:42,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:29:42,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:29:42,536 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:29:42,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:29:42,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:29:42,546 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:29:42,550 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:29:42,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:29:42,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:29:42,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:29:42,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:29:42,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:29:42,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:29:42,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:29:42,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:29:42,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:29:42,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:29:42,582 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:29:42,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:29:42,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:29:42,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:29:42,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:29:42,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:29:42,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:29:42,613 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:29:42,613 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:29:42,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:29:42,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:29:42,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:29:42,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:29:42,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:29:42,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:29:42,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:29:42,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:29:42,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:29:42,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:29:42,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:29:42,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:29:42,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:29:42,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:29:42,635 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453d1010-e14b-4a60-9205-cd4060624222/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:29:42,688 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:29:42,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:29:42,691 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:29:42,691 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:29:42,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:29:42,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:29:42,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:29:42,695 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:29:42,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:29:42,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:29:42,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:29:42,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:29:42,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:29:42,698 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:29:42,698 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:29:42,698 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:29:42,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:29:42,699 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:29:42,699 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:29:42,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:29:42,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:29:42,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:29:42,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:29:42,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:29:42,701 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:29:42,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:29:42,702 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:29:42,702 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_453d1010-e14b-4a60-9205-cd4060624222/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453d1010-e14b-4a60-9205-cd4060624222/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb8f212b8045dc9be8518316cbae752ce6111a4a93244dc89f86b0ea27a978ef [2022-11-20 17:29:43,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:29:43,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:29:43,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:29:43,071 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:29:43,072 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:29:43,073 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453d1010-e14b-4a60-9205-cd4060624222/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-crafted/Collatz_bounded.c [2022-11-20 17:29:46,173 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:29:46,365 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:29:46,366 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453d1010-e14b-4a60-9205-cd4060624222/sv-benchmarks/c/termination-crafted/Collatz_bounded.c [2022-11-20 17:29:46,372 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453d1010-e14b-4a60-9205-cd4060624222/bin/ukojak-pZX7IvK2PQ/data/920eff66d/25f4d8670ef04612a04386906d79f641/FLAG9bb7bb8c0 [2022-11-20 17:29:46,392 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453d1010-e14b-4a60-9205-cd4060624222/bin/ukojak-pZX7IvK2PQ/data/920eff66d/25f4d8670ef04612a04386906d79f641 [2022-11-20 17:29:46,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:29:46,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:29:46,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:29:46,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:29:46,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:29:46,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:29:46" (1/1) ... [2022-11-20 17:29:46,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17814900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:46, skipping insertion in model container [2022-11-20 17:29:46,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:29:46" (1/1) ... [2022-11-20 17:29:46,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:29:46,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:29:46,579 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:29:46,583 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:29:46,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:29:46,608 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:29:46,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:46 WrapperNode [2022-11-20 17:29:46,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:29:46,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:29:46,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:29:46,610 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:29:46,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:46" (1/1) ... [2022-11-20 17:29:46,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:46" (1/1) ... [2022-11-20 17:29:46,640 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2022-11-20 17:29:46,640 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:29:46,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:29:46,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:29:46,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:29:46,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:46" (1/1) ... [2022-11-20 17:29:46,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:46" (1/1) ... [2022-11-20 17:29:46,652 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:46" (1/1) ... [2022-11-20 17:29:46,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:46" (1/1) ... [2022-11-20 17:29:46,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:46" (1/1) ... [2022-11-20 17:29:46,658 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:46" (1/1) ... [2022-11-20 17:29:46,659 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:46" (1/1) ... [2022-11-20 17:29:46,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:46" (1/1) ... [2022-11-20 17:29:46,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:29:46,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:29:46,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:29:46,663 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:29:46,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:46" (1/1) ... [2022-11-20 17:29:46,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:29:46,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453d1010-e14b-4a60-9205-cd4060624222/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:29:46,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453d1010-e14b-4a60-9205-cd4060624222/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:29:46,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453d1010-e14b-4a60-9205-cd4060624222/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:29:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:29:46,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:29:46,809 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:29:46,811 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:29:47,001 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:29:47,027 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:29:47,029 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:29:47,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:29:47 BoogieIcfgContainer [2022-11-20 17:29:47,032 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:29:47,033 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:29:47,033 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:29:47,044 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:29:47,044 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:29:47" (1/1) ... [2022-11-20 17:29:47,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:29:47,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:47,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2022-11-20 17:29:47,135 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2022-11-20 17:29:47,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:29:47,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:47,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:47,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:47,483 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 17:29:47,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:47,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2022-11-20 17:29:47,615 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2022-11-20 17:29:47,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:29:47,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:47,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:47,664 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 17:29:47,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:47,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2022-11-20 17:29:47,684 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2022-11-20 17:29:47,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:29:47,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:47,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:47,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:47,796 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 17:29:47,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:47,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-11-20 17:29:47,834 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-11-20 17:29:47,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:29:47,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:47,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:47,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:47,869 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 17:29:47,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:47,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2022-11-20 17:29:47,911 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2022-11-20 17:29:47,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:29:47,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:47,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:47,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:47,943 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 17:29:47,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:47,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2022-11-20 17:29:47,967 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2022-11-20 17:29:47,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:29:47,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:47,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:47,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:47,996 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 17:29:48,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:48,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions. [2022-11-20 17:29:48,033 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2022-11-20 17:29:48,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:29:48,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:48,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:48,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:48,370 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 17:29:48,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:48,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2022-11-20 17:29:48,478 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2022-11-20 17:29:48,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:29:48,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:48,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:48,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:48,606 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 17:29:48,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:48,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2022-11-20 17:29:48,813 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-11-20 17:29:48,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:29:48,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:48,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:48,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:48,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:48,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:48,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2022-11-20 17:29:48,854 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-11-20 17:29:48,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:29:48,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:48,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:48,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:48,886 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:29:48,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:48,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2022-11-20 17:29:48,949 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-11-20 17:29:48,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:29:48,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:48,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:49,289 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:49,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:49,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2022-11-20 17:29:49,410 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-11-20 17:29:49,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:29:49,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:49,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:49,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:49,551 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:29:49,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:49,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 38 states and 49 transitions. [2022-11-20 17:29:49,691 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2022-11-20 17:29:49,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:29:49,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:49,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:49,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:49,766 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 17:29:50,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:50,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 44 states and 57 transitions. [2022-11-20 17:29:50,002 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 57 transitions. [2022-11-20 17:29:50,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:29:50,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:50,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:50,185 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:50,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:50,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 46 states and 59 transitions. [2022-11-20 17:29:50,531 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2022-11-20 17:29:50,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:29:50,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:50,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:50,602 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:50,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:50,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 52 states and 67 transitions. [2022-11-20 17:29:50,873 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2022-11-20 17:29:50,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:29:50,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:50,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:50,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:51,137 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:51,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:51,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 54 states and 69 transitions. [2022-11-20 17:29:51,436 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2022-11-20 17:29:51,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:29:51,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:51,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:51,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:51,532 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:51,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:51,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 60 states and 77 transitions. [2022-11-20 17:29:51,867 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2022-11-20 17:29:51,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:29:51,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:51,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:51,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:52,122 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 1 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:52,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:52,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 62 states and 79 transitions. [2022-11-20 17:29:52,551 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2022-11-20 17:29:52,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:29:52,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:52,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:52,668 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:53,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:53,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 68 states and 87 transitions. [2022-11-20 17:29:53,027 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 87 transitions. [2022-11-20 17:29:53,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:29:53,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:53,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:53,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:53,271 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 1 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:53,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:53,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 70 states and 89 transitions. [2022-11-20 17:29:53,669 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 89 transitions. [2022-11-20 17:29:53,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:29:53,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:53,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:53,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:53,796 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:54,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:54,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 76 states and 97 transitions. [2022-11-20 17:29:54,162 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 97 transitions. [2022-11-20 17:29:54,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:29:54,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:54,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:54,447 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 1 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:54,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:54,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 78 states and 99 transitions. [2022-11-20 17:29:54,976 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 99 transitions. [2022-11-20 17:29:54,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:29:54,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:54,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:55,106 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:55,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:55,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 84 states and 107 transitions. [2022-11-20 17:29:55,506 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 107 transitions. [2022-11-20 17:29:55,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:29:55,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:55,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:55,833 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 1 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:56,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:56,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 86 states and 109 transitions. [2022-11-20 17:29:56,294 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 109 transitions. [2022-11-20 17:29:56,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:29:56,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:56,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:56,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:56,718 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 58 proven. 1 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2022-11-20 17:29:57,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:57,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 88 states and 112 transitions. [2022-11-20 17:29:57,292 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 112 transitions. [2022-11-20 17:29:57,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 17:29:57,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:57,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:57,779 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 1 proven. 209 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:00,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:00,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 133 states and 170 transitions. [2022-11-20 17:30:00,156 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 170 transitions. [2022-11-20 17:30:00,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 17:30:00,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:00,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:00,647 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 2 proven. 230 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:01,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:01,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 135 states and 172 transitions. [2022-11-20 17:30:01,088 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 172 transitions. [2022-11-20 17:30:01,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 17:30:01,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:01,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:01,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:01,419 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 125 proven. 1 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2022-11-20 17:30:02,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:02,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 137 states and 174 transitions. [2022-11-20 17:30:02,055 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 174 transitions. [2022-11-20 17:30:02,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:30:02,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:02,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:02,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:02,930 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 3 proven. 284 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:04,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:04,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 145 states and 186 transitions. [2022-11-20 17:30:04,328 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 186 transitions. [2022-11-20 17:30:04,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:30:04,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:04,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:04,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:04,597 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 3 proven. 284 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:06,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:06,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 184 states and 236 transitions. [2022-11-20 17:30:06,361 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 236 transitions. [2022-11-20 17:30:06,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 17:30:06,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:06,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:06,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:06,812 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2022-11-20 17:30:07,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:07,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 172 states and 220 transitions. [2022-11-20 17:30:07,102 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 220 transitions. [2022-11-20 17:30:07,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 17:30:07,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:07,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:07,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:07,766 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 4 proven. 311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:08,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:08,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 174 states and 222 transitions. [2022-11-20 17:30:08,242 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 222 transitions. [2022-11-20 17:30:08,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-20 17:30:08,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:08,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:08,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:08,616 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-20 17:30:09,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:09,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 176 states and 224 transitions. [2022-11-20 17:30:09,364 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 224 transitions. [2022-11-20 17:30:09,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:30:09,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:09,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:09,649 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 227 proven. 1 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-20 17:30:10,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:10,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 178 states and 226 transitions. [2022-11-20 17:30:10,404 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 226 transitions. [2022-11-20 17:30:10,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:30:10,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:10,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:10,667 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 227 proven. 1 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-20 17:30:11,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:11,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 180 states and 229 transitions. [2022-11-20 17:30:11,209 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 229 transitions. [2022-11-20 17:30:11,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-20 17:30:11,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:11,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:12,580 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 7 proven. 405 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:14,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:14,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 192 states and 244 transitions. [2022-11-20 17:30:14,669 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 244 transitions. [2022-11-20 17:30:14,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 17:30:14,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:14,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:14,923 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 286 proven. 1 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-20 17:30:15,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:15,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 194 states and 246 transitions. [2022-11-20 17:30:15,567 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 246 transitions. [2022-11-20 17:30:15,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 17:30:15,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:15,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:15,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:16,883 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 9 proven. 514 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:20,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:20,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 235 states and 301 transitions. [2022-11-20 17:30:20,322 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 301 transitions. [2022-11-20 17:30:20,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 17:30:20,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:20,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:20,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:20,899 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 9 proven. 514 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:21,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:21,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 243 states and 309 transitions. [2022-11-20 17:30:21,622 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 309 transitions. [2022-11-20 17:30:21,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-20 17:30:21,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:21,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:21,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:22,637 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 10 proven. 557 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:23,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:23,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 245 states and 311 transitions. [2022-11-20 17:30:23,386 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 311 transitions. [2022-11-20 17:30:23,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-20 17:30:23,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:23,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:23,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:23,751 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 336 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2022-11-20 17:30:24,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:24,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 247 states and 313 transitions. [2022-11-20 17:30:24,515 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 313 transitions. [2022-11-20 17:30:24,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-20 17:30:24,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:24,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:24,806 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 348 proven. 1 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2022-11-20 17:30:25,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:25,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 249 states and 316 transitions. [2022-11-20 17:30:25,370 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 316 transitions. [2022-11-20 17:30:25,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-20 17:30:25,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:25,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:25,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:25,665 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 348 proven. 1 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2022-11-20 17:30:26,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:26,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 251 states and 318 transitions. [2022-11-20 17:30:26,383 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 318 transitions. [2022-11-20 17:30:26,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-20 17:30:26,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:26,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:28,376 INFO L134 CoverageAnalysis]: Checked inductivity of 698 backedges. 13 proven. 685 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:30,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:30,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 263 states and 333 transitions. [2022-11-20 17:30:30,988 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 333 transitions. [2022-11-20 17:30:30,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 17:30:30,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:30,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:31,296 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2022-11-20 17:30:31,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:31,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 265 states and 335 transitions. [2022-11-20 17:30:31,970 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 335 transitions. [2022-11-20 17:30:31,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-20 17:30:31,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:31,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:33,815 INFO L134 CoverageAnalysis]: Checked inductivity of 843 backedges. 15 proven. 828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:38,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:38,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 308 states and 390 transitions. [2022-11-20 17:30:38,354 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 390 transitions. [2022-11-20 17:30:38,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 17:30:38,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:38,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:38,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:39,875 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 16 proven. 887 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:40,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:40,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 310 states and 392 transitions. [2022-11-20 17:30:40,658 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 392 transitions. [2022-11-20 17:30:40,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-20 17:30:40,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:40,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:41,145 INFO L134 CoverageAnalysis]: Checked inductivity of 940 backedges. 435 proven. 0 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2022-11-20 17:30:41,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:41,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 312 states and 394 transitions. [2022-11-20 17:30:41,789 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 394 transitions. [2022-11-20 17:30:41,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-20 17:30:41,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:41,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:42,109 INFO L134 CoverageAnalysis]: Checked inductivity of 940 backedges. 435 proven. 0 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2022-11-20 17:30:42,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:42,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 314 states and 396 transitions. [2022-11-20 17:30:42,945 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 396 transitions. [2022-11-20 17:30:42,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-20 17:30:42,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:42,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:42,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:43,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 598 trivial. 0 not checked. [2022-11-20 17:30:44,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:44,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 316 states and 398 transitions. [2022-11-20 17:30:44,096 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 398 transitions. [2022-11-20 17:30:44,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-20 17:30:44,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:44,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:44,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:44,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 598 trivial. 0 not checked. [2022-11-20 17:30:45,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:45,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 318 states and 401 transitions. [2022-11-20 17:30:45,089 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 401 transitions. [2022-11-20 17:30:45,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-20 17:30:45,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:45,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:47,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 19 proven. 1049 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:50,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:50,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 330 states and 416 transitions. [2022-11-20 17:30:50,942 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 416 transitions. [2022-11-20 17:30:50,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-20 17:30:50,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:50,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:51,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1175 backedges. 464 proven. 1 refuted. 0 times theorem prover too weak. 710 trivial. 0 not checked. [2022-11-20 17:30:52,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:52,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 332 states and 418 transitions. [2022-11-20 17:30:52,257 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 418 transitions. [2022-11-20 17:30:52,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-11-20 17:30:52,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:52,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:52,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1247 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 857 trivial. 0 not checked. [2022-11-20 17:30:53,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:53,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 334 states and 421 transitions. [2022-11-20 17:30:53,363 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 421 transitions. [2022-11-20 17:30:53,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-11-20 17:30:53,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:53,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:53,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1247 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 857 trivial. 0 not checked. [2022-11-20 17:30:54,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:54,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 336 states and 423 transitions. [2022-11-20 17:30:54,549 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 423 transitions. [2022-11-20 17:30:54,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-20 17:30:54,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:54,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:54,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:57,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1323 backedges. 23 proven. 1300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:01,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:01,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 356 states and 447 transitions. [2022-11-20 17:31:01,570 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 447 transitions. [2022-11-20 17:31:01,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-20 17:31:01,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:01,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:02,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1362 backedges. 486 proven. 0 refuted. 0 times theorem prover too weak. 876 trivial. 0 not checked. [2022-11-20 17:31:02,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:02,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 358 states and 449 transitions. [2022-11-20 17:31:02,910 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 449 transitions. [2022-11-20 17:31:02,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-20 17:31:02,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:02,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:02,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:03,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1362 backedges. 486 proven. 0 refuted. 0 times theorem prover too weak. 876 trivial. 0 not checked. [2022-11-20 17:31:04,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:04,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 360 states and 451 transitions. [2022-11-20 17:31:04,031 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 451 transitions. [2022-11-20 17:31:04,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-20 17:31:04,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:04,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:04,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1440 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 1017 trivial. 0 not checked. [2022-11-20 17:31:05,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:05,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 362 states and 453 transitions. [2022-11-20 17:31:05,143 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 453 transitions. [2022-11-20 17:31:05,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-11-20 17:31:05,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:05,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:05,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:07,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 25 proven. 1497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:09,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:09,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 364 states and 457 transitions. [2022-11-20 17:31:09,172 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 457 transitions. [2022-11-20 17:31:09,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-11-20 17:31:09,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:09,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:09,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:11,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 25 proven. 1497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:12,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:12,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 372 states and 465 transitions. [2022-11-20 17:31:12,325 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 465 transitions. [2022-11-20 17:31:12,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-11-20 17:31:12,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:12,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:12,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:12,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1647 backedges. 456 proven. 0 refuted. 0 times theorem prover too weak. 1191 trivial. 0 not checked. [2022-11-20 17:31:13,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:13,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 374 states and 467 transitions. [2022-11-20 17:31:13,463 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 467 transitions. [2022-11-20 17:31:13,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-11-20 17:31:13,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:13,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:13,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1735 backedges. 396 proven. 1 refuted. 0 times theorem prover too weak. 1338 trivial. 0 not checked. [2022-11-20 17:31:14,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:14,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 376 states and 469 transitions. [2022-11-20 17:31:14,667 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 469 transitions. [2022-11-20 17:31:14,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-11-20 17:31:14,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:14,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:14,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:15,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1735 backedges. 396 proven. 1 refuted. 0 times theorem prover too weak. 1338 trivial. 0 not checked. [2022-11-20 17:31:15,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:15,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 378 states and 472 transitions. [2022-11-20 17:31:15,798 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 472 transitions. [2022-11-20 17:31:15,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-11-20 17:31:15,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:15,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:19,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1827 backedges. 29 proven. 1798 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:23,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:23,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 398 states and 496 transitions. [2022-11-20 17:31:23,813 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 496 transitions. [2022-11-20 17:31:23,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-11-20 17:31:23,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:23,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:23,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:24,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1868 backedges. 516 proven. 1 refuted. 0 times theorem prover too weak. 1351 trivial. 0 not checked. [2022-11-20 17:31:25,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:25,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 400 states and 498 transitions. [2022-11-20 17:31:25,211 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 498 transitions. [2022-11-20 17:31:25,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-11-20 17:31:25,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:25,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:25,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1962 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2022-11-20 17:31:26,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:26,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 402 states and 501 transitions. [2022-11-20 17:31:26,400 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 501 transitions. [2022-11-20 17:31:26,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-11-20 17:31:26,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:26,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:26,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:29,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2060 backedges. 31 proven. 2029 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:31,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:31,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 404 states and 505 transitions. [2022-11-20 17:31:31,371 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 505 transitions. [2022-11-20 17:31:31,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-11-20 17:31:31,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:31,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:33,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2060 backedges. 31 proven. 2029 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:35,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:35,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 412 states and 513 transitions. [2022-11-20 17:31:35,211 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 513 transitions. [2022-11-20 17:31:35,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-11-20 17:31:35,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:35,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:35,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:35,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2203 backedges. 419 proven. 0 refuted. 0 times theorem prover too weak. 1784 trivial. 0 not checked. [2022-11-20 17:31:36,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:36,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 414 states and 515 transitions. [2022-11-20 17:31:36,609 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 515 transitions. [2022-11-20 17:31:36,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-11-20 17:31:36,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:36,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:36,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:37,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2203 backedges. 419 proven. 0 refuted. 0 times theorem prover too weak. 1784 trivial. 0 not checked. [2022-11-20 17:31:37,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:37,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 416 states and 517 transitions. [2022-11-20 17:31:37,937 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 517 transitions. [2022-11-20 17:31:37,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-20 17:31:37,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:37,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:38,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:38,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2307 backedges. 333 proven. 1 refuted. 0 times theorem prover too weak. 1973 trivial. 0 not checked. [2022-11-20 17:31:39,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:39,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 418 states and 519 transitions. [2022-11-20 17:31:39,420 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 519 transitions. [2022-11-20 17:31:39,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-20 17:31:39,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:39,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:39,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:39,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2307 backedges. 333 proven. 1 refuted. 0 times theorem prover too weak. 1973 trivial. 0 not checked. [2022-11-20 17:31:40,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:40,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 420 states and 524 transitions. [2022-11-20 17:31:40,810 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 524 transitions. [2022-11-20 17:31:40,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-11-20 17:31:40,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:40,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:40,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:41,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2568 backedges. 352 proven. 1 refuted. 0 times theorem prover too weak. 2215 trivial. 0 not checked. [2022-11-20 17:31:42,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:42,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 422 states and 526 transitions. [2022-11-20 17:31:42,310 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 526 transitions. [2022-11-20 17:31:42,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-11-20 17:31:42,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:42,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:42,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:38:01,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2682 backedges. 20 proven. 2662 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:35,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []