./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_c667da51-54e8-467d-b55d-ef2438451481/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667da51-54e8-467d-b55d-ef2438451481/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_c667da51-54e8-467d-b55d-ef2438451481/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667da51-54e8-467d-b55d-ef2438451481/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667da51-54e8-467d-b55d-ef2438451481/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_c667da51-54e8-467d-b55d-ef2438451481/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 eb589a592aff310a2662d7a22b89559cebd75929901bc5e2cc7816fe45d47c92 --- 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 17:25:35,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:25:35,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:25:35,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:25:35,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:25:35,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:25:35,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:25:35,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:25:35,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:25:35,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:25:35,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:25:35,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:25:35,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:25:35,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:25:35,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:25:35,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:25:35,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:25:35,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:25:35,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:25:35,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:25:35,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:25:35,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:25:35,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:25:35,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:25:35,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:25:35,633 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:25:35,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:25:35,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:25:35,634 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:25:35,635 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:25:35,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:25:35,636 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:25:35,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:25:35,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:25:35,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:25:35,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:25:35,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:25:35,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:25:35,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:25:35,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:25:35,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:25:35,643 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667da51-54e8-467d-b55d-ef2438451481/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:25:35,666 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:25:35,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:25:35,667 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:25:35,667 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:25:35,668 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:25:35,668 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:25:35,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:25:35,669 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:25:35,669 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:25:35,669 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:25:35,669 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:25:35,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:25:35,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:25:35,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:25:35,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:25:35,670 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:25:35,670 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:25:35,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:25:35,671 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:25:35,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:25:35,671 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:25:35,671 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:25:35,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:25:35,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:25:35,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:25:35,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:25:35,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:25:35,673 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:25:35,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:25:35,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:25:35,673 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_c667da51-54e8-467d-b55d-ef2438451481/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667da51-54e8-467d-b55d-ef2438451481/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb589a592aff310a2662d7a22b89559cebd75929901bc5e2cc7816fe45d47c92 [2022-11-20 17:25:35,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:25:35,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:25:35,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:25:36,000 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:25:36,000 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:25:36,001 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667da51-54e8-467d-b55d-ef2438451481/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength.c [2022-11-20 17:25:39,129 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:25:39,359 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:25:39,359 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667da51-54e8-467d-b55d-ef2438451481/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength.c [2022-11-20 17:25:39,366 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667da51-54e8-467d-b55d-ef2438451481/bin/ukojak-pZX7IvK2PQ/data/f6134cb7b/bb39d2938fad45b383d2aa6f0a63cbdc/FLAG3393fd86c [2022-11-20 17:25:39,381 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667da51-54e8-467d-b55d-ef2438451481/bin/ukojak-pZX7IvK2PQ/data/f6134cb7b/bb39d2938fad45b383d2aa6f0a63cbdc [2022-11-20 17:25:39,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:25:39,385 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:25:39,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:25:39,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:25:39,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:25:39,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:25:39" (1/1) ... [2022-11-20 17:25:39,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f26fb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:39, skipping insertion in model container [2022-11-20 17:25:39,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:25:39" (1/1) ... [2022-11-20 17:25:39,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:25:39,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:25:39,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:25:39,661 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:25:39,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:25:39,687 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:25:39,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:39 WrapperNode [2022-11-20 17:25:39,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:25:39,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:25:39,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:25:39,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:25:39,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:39" (1/1) ... [2022-11-20 17:25:39,703 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:39" (1/1) ... [2022-11-20 17:25:39,722 INFO L138 Inliner]: procedures = 8, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2022-11-20 17:25:39,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:25:39,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:25:39,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:25:39,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:25:39,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:39" (1/1) ... [2022-11-20 17:25:39,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:39" (1/1) ... [2022-11-20 17:25:39,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:39" (1/1) ... [2022-11-20 17:25:39,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:39" (1/1) ... [2022-11-20 17:25:39,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:39" (1/1) ... [2022-11-20 17:25:39,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:39" (1/1) ... [2022-11-20 17:25:39,744 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:39" (1/1) ... [2022-11-20 17:25:39,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:39" (1/1) ... [2022-11-20 17:25:39,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:25:39,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:25:39,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:25:39,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:25:39,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:39" (1/1) ... [2022-11-20 17:25:39,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:25:39,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667da51-54e8-467d-b55d-ef2438451481/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:25:39,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667da51-54e8-467d-b55d-ef2438451481/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:25:39,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667da51-54e8-467d-b55d-ef2438451481/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:25:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:25:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:25:39,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:25:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:25:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:25:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:25:39,901 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:25:39,903 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:25:40,144 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:25:40,179 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:25:40,179 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 17:25:40,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:25:40 BoogieIcfgContainer [2022-11-20 17:25:40,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:25:40,183 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:25:40,183 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:25:40,193 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:25:40,194 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:25:40" (1/1) ... [2022-11-20 17:25:40,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:25:40,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:40,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-11-20 17:25:40,336 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-11-20 17:25:40,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:25:40,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:40,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:40,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:40,677 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 17:25:40,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:40,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2022-11-20 17:25:40,737 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2022-11-20 17:25:40,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:25:40,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:40,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:40,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:40,829 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 17:25:40,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:40,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-11-20 17:25:40,926 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-11-20 17:25:40,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:25:40,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:40,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:41,051 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 17:25:41,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:41,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2022-11-20 17:25:41,075 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2022-11-20 17:25:41,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:25:41,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:41,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:41,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:41,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:25:41,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:41,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2022-11-20 17:25:41,344 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2022-11-20 17:25:41,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:25:41,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:41,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:41,531 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:25:41,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:41,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2022-11-20 17:25:41,740 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2022-11-20 17:25:41,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:25:41,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:41,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:41,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:41,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:25:41,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:41,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2022-11-20 17:25:41,807 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2022-11-20 17:25:41,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:25:41,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:41,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:41,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:41,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:25:42,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:42,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2022-11-20 17:25:42,030 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2022-11-20 17:25:42,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:25:42,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:42,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:42,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:42,144 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:25:42,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:42,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2022-11-20 17:25:42,330 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2022-11-20 17:25:42,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:25:42,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:42,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:42,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:42,481 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:25:43,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:43,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2022-11-20 17:25:43,037 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2022-11-20 17:25:43,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:25:43,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:43,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:43,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:43,149 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:25:43,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:43,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 40 states and 63 transitions. [2022-11-20 17:25:43,598 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 63 transitions. [2022-11-20 17:25:43,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:25:43,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:43,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:43,755 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:25:44,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:44,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 42 states and 67 transitions. [2022-11-20 17:25:44,345 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 67 transitions. [2022-11-20 17:25:44,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:25:44,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:44,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:44,459 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:25:44,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:44,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 45 states and 72 transitions. [2022-11-20 17:25:44,538 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 72 transitions. [2022-11-20 17:25:44,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:25:44,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:44,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:44,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:44,575 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:25:44,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:44,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 73 transitions. [2022-11-20 17:25:44,588 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2022-11-20 17:25:44,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:25:44,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:44,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:44,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:44,835 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:25:45,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:45,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 87 transitions. [2022-11-20 17:25:45,780 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 87 transitions. [2022-11-20 17:25:45,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:25:45,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:45,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:45,834 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:25:46,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:46,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 54 states and 87 transitions. [2022-11-20 17:25:46,063 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 87 transitions. [2022-11-20 17:25:46,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:25:46,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:46,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:46,550 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:25:47,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:47,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 91 transitions. [2022-11-20 17:25:47,463 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 91 transitions. [2022-11-20 17:25:47,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:25:47,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:47,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:47,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:47,648 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:25:48,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:48,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 60 states and 98 transitions. [2022-11-20 17:25:48,346 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 98 transitions. [2022-11-20 17:25:48,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:25:48,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:48,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:48,601 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 13 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:25:49,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:49,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 62 states and 100 transitions. [2022-11-20 17:25:49,379 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 100 transitions. [2022-11-20 17:25:49,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:25:49,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:49,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:49,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:49,814 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:25:51,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:51,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 69 states and 114 transitions. [2022-11-20 17:25:51,003 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 114 transitions. [2022-11-20 17:25:51,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:25:51,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:51,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:51,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:51,130 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 24 proven. 3 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:25:51,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:51,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 70 states and 114 transitions. [2022-11-20 17:25:51,445 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 114 transitions. [2022-11-20 17:25:51,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:25:51,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:51,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:51,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:51,675 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 33 proven. 7 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:25:52,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:52,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 73 states and 120 transitions. [2022-11-20 17:25:52,306 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 120 transitions. [2022-11-20 17:25:52,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:25:52,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:52,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:52,968 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 11 proven. 76 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:25:54,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:54,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 77 states and 124 transitions. [2022-11-20 17:25:54,148 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 124 transitions. [2022-11-20 17:25:54,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:25:54,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:54,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:54,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:54,371 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:25:56,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:56,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 83 states and 131 transitions. [2022-11-20 17:25:56,025 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 131 transitions. [2022-11-20 17:25:56,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:25:56,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:56,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:56,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:56,862 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 49 proven. 11 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:25:57,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:57,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 83 states and 129 transitions. [2022-11-20 17:25:57,751 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2022-11-20 17:25:57,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:25:57,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:57,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:58,344 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 81 proven. 20 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:25:59,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:59,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 86 states and 134 transitions. [2022-11-20 17:25:59,105 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2022-11-20 17:25:59,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:25:59,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:59,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:59,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:59,210 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 44 proven. 3 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-20 17:25:59,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:59,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 87 states and 134 transitions. [2022-11-20 17:25:59,571 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2022-11-20 17:25:59,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:25:59,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:59,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:59,870 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2022-11-20 17:26:00,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:00,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 86 states and 133 transitions. [2022-11-20 17:26:00,440 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 133 transitions. [2022-11-20 17:26:00,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:26:00,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:00,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:00,733 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-20 17:26:01,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:01,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 88 states and 135 transitions. [2022-11-20 17:26:01,033 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 135 transitions. [2022-11-20 17:26:01,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:26:01,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:01,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:01,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:01,377 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 82 proven. 15 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-20 17:26:02,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:02,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 91 states and 142 transitions. [2022-11-20 17:26:02,209 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 142 transitions. [2022-11-20 17:26:02,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:26:02,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:02,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:02,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:02,533 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 104 proven. 26 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-20 17:26:03,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:03,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 94 states and 149 transitions. [2022-11-20 17:26:03,714 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 149 transitions. [2022-11-20 17:26:03,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:26:03,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:03,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:04,240 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 181 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:26:08,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:08,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 108 states and 170 transitions. [2022-11-20 17:26:08,828 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 170 transitions. [2022-11-20 17:26:08,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:26:08,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:08,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:08,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:08,978 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 106 proven. 4 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-11-20 17:26:10,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:10,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 110 states and 173 transitions. [2022-11-20 17:26:10,072 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 173 transitions. [2022-11-20 17:26:10,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-20 17:26:10,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:10,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:10,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:10,548 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-11-20 17:26:10,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:10,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 112 states and 175 transitions. [2022-11-20 17:26:10,942 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 175 transitions. [2022-11-20 17:26:10,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:26:10,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:10,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:13,055 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 225 proven. 90 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-20 17:26:17,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:17,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 119 states and 179 transitions. [2022-11-20 17:26:17,234 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 179 transitions. [2022-11-20 17:26:17,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-20 17:26:17,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:17,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:17,718 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 200 proven. 40 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-11-20 17:26:19,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:19,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 122 states and 188 transitions. [2022-11-20 17:26:19,098 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 188 transitions. [2022-11-20 17:26:19,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-20 17:26:19,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:19,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:19,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:20,895 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 235 proven. 93 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-11-20 17:26:29,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:29,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 141 states and 214 transitions. [2022-11-20 17:26:29,795 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 214 transitions. [2022-11-20 17:26:29,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 17:26:29,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:29,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:29,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:29,930 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 200 proven. 5 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2022-11-20 17:26:30,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:30,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 141 states and 213 transitions. [2022-11-20 17:26:30,447 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 213 transitions. [2022-11-20 17:26:30,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 17:26:30,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:30,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:30,910 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 244 proven. 95 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2022-11-20 17:26:31,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:31,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 143 states and 215 transitions. [2022-11-20 17:26:31,384 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 215 transitions. [2022-11-20 17:26:31,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-20 17:26:31,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:31,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:33,454 INFO L134 CoverageAnalysis]: Checked inductivity of 788 backedges. 420 proven. 138 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-11-20 17:26:36,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:36,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 146 states and 214 transitions. [2022-11-20 17:26:36,539 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 214 transitions. [2022-11-20 17:26:36,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 17:26:36,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:36,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:36,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:37,145 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 342 proven. 57 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2022-11-20 17:26:38,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:38,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 149 states and 224 transitions. [2022-11-20 17:26:38,917 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 224 transitions. [2022-11-20 17:26:38,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 17:26:38,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:38,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:39,927 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 729 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-20 17:26:49,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:49,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 169 states and 251 transitions. [2022-11-20 17:26:49,678 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 251 transitions. [2022-11-20 17:26:49,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 17:26:49,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:49,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:49,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:49,834 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 339 proven. 6 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2022-11-20 17:26:50,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:50,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 169 states and 250 transitions. [2022-11-20 17:26:50,489 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 250 transitions. [2022-11-20 17:26:50,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-20 17:26:50,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:50,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:50,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:51,120 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 399 proven. 286 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2022-11-20 17:26:51,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:51,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 171 states and 252 transitions. [2022-11-20 17:26:51,804 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 252 transitions. [2022-11-20 17:26:51,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 17:26:51,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:51,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:54,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1374 backedges. 708 proven. 195 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2022-11-20 17:26:57,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:57,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 174 states and 250 transitions. [2022-11-20 17:26:57,894 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 250 transitions. [2022-11-20 17:26:57,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-20 17:26:57,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:57,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:00,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1463 backedges. 525 proven. 70 refuted. 0 times theorem prover too weak. 868 trivial. 0 not checked. [2022-11-20 17:27:05,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:05,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 180 states and 261 transitions. [2022-11-20 17:27:05,651 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 261 transitions. [2022-11-20 17:27:05,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-20 17:27:05,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:05,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:06,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1484 backedges. 539 proven. 77 refuted. 0 times theorem prover too weak. 868 trivial. 0 not checked. [2022-11-20 17:27:08,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:08,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 183 states and 272 transitions. [2022-11-20 17:27:08,624 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 272 transitions. [2022-11-20 17:27:08,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 17:27:08,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:08,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:08,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:08,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1470 backedges. 532 proven. 7 refuted. 0 times theorem prover too weak. 931 trivial. 0 not checked. [2022-11-20 17:27:09,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:09,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 183 states and 271 transitions. [2022-11-20 17:27:09,482 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 271 transitions. [2022-11-20 17:27:09,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 17:27:09,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:09,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:10,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1555 backedges. 781 proven. 211 refuted. 0 times theorem prover too weak. 563 trivial. 0 not checked. [2022-11-20 17:27:24,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:24,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 207 states and 289 transitions. [2022-11-20 17:27:24,207 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 289 transitions. [2022-11-20 17:27:24,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-20 17:27:24,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:24,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:24,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 743 proven. 194 refuted. 0 times theorem prover too weak. 545 trivial. 0 not checked. [2022-11-20 17:27:25,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:25,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 209 states and 291 transitions. [2022-11-20 17:27:25,581 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 291 transitions. [2022-11-20 17:27:25,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-20 17:27:25,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:25,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:26,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2378 backedges. 800 proven. 100 refuted. 0 times theorem prover too weak. 1478 trivial. 0 not checked. [2022-11-20 17:27:28,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:28,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 212 states and 303 transitions. [2022-11-20 17:27:28,974 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 303 transitions. [2022-11-20 17:27:28,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-20 17:27:28,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:28,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:29,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:30,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2350 backedges. 1135 proven. 255 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2022-11-20 17:27:47,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:47,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 238 states and 336 transitions. [2022-11-20 17:27:47,005 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 336 transitions. [2022-11-20 17:27:47,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-20 17:27:47,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:47,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:47,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:47,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2371 backedges. 1150 proven. 257 refuted. 0 times theorem prover too weak. 964 trivial. 0 not checked. [2022-11-20 17:27:48,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:48,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 240 states and 338 transitions. [2022-11-20 17:27:48,623 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 338 transitions. [2022-11-20 17:27:48,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-11-20 17:27:48,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:48,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:48,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:53,589 INFO L134 CoverageAnalysis]: Checked inductivity of 3449 backedges. 1635 proven. 336 refuted. 0 times theorem prover too weak. 1478 trivial. 0 not checked. [2022-11-20 17:27:59,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:59,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 243 states and 341 transitions. [2022-11-20 17:27:59,088 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 341 transitions. [2022-11-20 17:27:59,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-20 17:27:59,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:59,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:59,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:00,099 INFO L134 CoverageAnalysis]: Checked inductivity of 3627 backedges. 1134 proven. 126 refuted. 0 times theorem prover too weak. 2367 trivial. 0 not checked. [2022-11-20 17:28:03,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:03,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 246 states and 354 transitions. [2022-11-20 17:28:03,061 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 354 transitions. [2022-11-20 17:28:03,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-20 17:28:03,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:03,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:04,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3591 backedges. 1815 proven. 699 refuted. 0 times theorem prover too weak. 1077 trivial. 0 not checked. [2022-11-20 17:28:25,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:25,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 275 states and 390 transitions. [2022-11-20 17:28:25,611 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 390 transitions. [2022-11-20 17:28:25,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-11-20 17:28:25,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:25,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:25,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:25,838 INFO L134 CoverageAnalysis]: Checked inductivity of 3600 backedges. 1116 proven. 9 refuted. 0 times theorem prover too weak. 2475 trivial. 0 not checked. [2022-11-20 17:28:26,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:26,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 275 states and 389 transitions. [2022-11-20 17:28:26,860 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 389 transitions. [2022-11-20 17:28:26,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-11-20 17:28:26,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:26,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:28,033 INFO L134 CoverageAnalysis]: Checked inductivity of 3614 backedges. 1830 proven. 703 refuted. 0 times theorem prover too weak. 1081 trivial. 0 not checked. [2022-11-20 17:28:28,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:28,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 277 states and 391 transitions. [2022-11-20 17:28:28,980 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 391 transitions. [2022-11-20 17:28:28,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-11-20 17:28:28,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:28,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:29,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:33,206 INFO L134 CoverageAnalysis]: Checked inductivity of 5097 backedges. 2310 proven. 420 refuted. 0 times theorem prover too weak. 2367 trivial. 0 not checked. [2022-11-20 17:28:39,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:39,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 280 states and 386 transitions. [2022-11-20 17:28:39,102 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 386 transitions. [2022-11-20 17:28:39,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-11-20 17:28:39,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:39,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:40,178 INFO L134 CoverageAnalysis]: Checked inductivity of 5315 backedges. 1550 proven. 155 refuted. 0 times theorem prover too weak. 3610 trivial. 0 not checked. [2022-11-20 17:28:43,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:43,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 283 states and 400 transitions. [2022-11-20 17:28:43,445 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 400 transitions. [2022-11-20 17:28:43,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-11-20 17:28:43,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:43,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:43,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:46,871 INFO L134 CoverageAnalysis]: Checked inductivity of 5270 backedges. 1515 proven. 145 refuted. 0 times theorem prover too weak. 3610 trivial. 0 not checked. [2022-11-20 17:28:55,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:55,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 289 states and 411 transitions. [2022-11-20 17:28:55,761 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 411 transitions. [2022-11-20 17:28:55,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-11-20 17:28:55,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:55,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:55,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:55,975 INFO L134 CoverageAnalysis]: Checked inductivity of 5280 backedges. 1525 proven. 10 refuted. 0 times theorem prover too weak. 3745 trivial. 0 not checked. [2022-11-20 17:28:57,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:57,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 289 states and 410 transitions. [2022-11-20 17:28:57,028 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 410 transitions. [2022-11-20 17:28:57,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-11-20 17:28:57,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:57,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:57,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:58,133 INFO L134 CoverageAnalysis]: Checked inductivity of 5446 backedges. 2467 proven. 436 refuted. 0 times theorem prover too weak. 2543 trivial. 0 not checked. [2022-11-20 17:29:26,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:26,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 322 states and 434 transitions. [2022-11-20 17:29:26,874 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 434 transitions. [2022-11-20 17:29:26,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-11-20 17:29:26,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:26,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:28,000 INFO L134 CoverageAnalysis]: Checked inductivity of 5295 backedges. 2369 proven. 410 refuted. 0 times theorem prover too weak. 2516 trivial. 0 not checked. [2022-11-20 17:29:29,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:29,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 324 states and 436 transitions. [2022-11-20 17:29:29,160 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 436 transitions. [2022-11-20 17:29:29,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-11-20 17:29:29,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:29,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:29,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:30,414 INFO L134 CoverageAnalysis]: Checked inductivity of 7535 backedges. 2057 proven. 187 refuted. 0 times theorem prover too weak. 5291 trivial. 0 not checked. [2022-11-20 17:29:34,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:34,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 327 states and 451 transitions. [2022-11-20 17:29:34,387 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 451 transitions. [2022-11-20 17:29:34,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-11-20 17:29:34,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:34,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:36,534 INFO L134 CoverageAnalysis]: Checked inductivity of 7480 backedges. 2013 proven. 176 refuted. 0 times theorem prover too weak. 5291 trivial. 0 not checked. [2022-11-20 17:29:44,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:44,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 333 states and 462 transitions. [2022-11-20 17:29:44,803 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 462 transitions. [2022-11-20 17:29:44,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2022-11-20 17:29:44,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:44,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:44,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:46,136 INFO L134 CoverageAnalysis]: Checked inductivity of 7690 backedges. 3827 proven. 1141 refuted. 0 times theorem prover too weak. 2722 trivial. 0 not checked. [2022-11-20 17:30:18,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:18,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 367 states and 486 transitions. [2022-11-20 17:30:18,927 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 486 transitions. [2022-11-20 17:30:18,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-11-20 17:30:18,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:18,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:20,211 INFO L134 CoverageAnalysis]: Checked inductivity of 7507 backedges. 3217 proven. 500 refuted. 0 times theorem prover too weak. 3790 trivial. 0 not checked. [2022-11-20 17:30:21,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:21,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 369 states and 488 transitions. [2022-11-20 17:30:21,489 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 488 transitions. [2022-11-20 17:30:21,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-11-20 17:30:21,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:21,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:21,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:23,156 INFO L134 CoverageAnalysis]: Checked inductivity of 10389 backedges. 2664 proven. 222 refuted. 0 times theorem prover too weak. 7503 trivial. 0 not checked. [2022-11-20 17:30:27,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:27,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 372 states and 504 transitions. [2022-11-20 17:30:27,914 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 504 transitions. [2022-11-20 17:30:27,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-11-20 17:30:27,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:27,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:30,054 INFO L134 CoverageAnalysis]: Checked inductivity of 10323 backedges. 4225 proven. 597 refuted. 0 times theorem prover too weak. 5501 trivial. 0 not checked. [2022-11-20 17:31:11,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:11,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 410 states and 549 transitions. [2022-11-20 17:31:11,397 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 549 transitions. [2022-11-20 17:31:11,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-11-20 17:31:11,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:11,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:12,927 INFO L134 CoverageAnalysis]: Checked inductivity of 10352 backedges. 5206 proven. 2244 refuted. 0 times theorem prover too weak. 2902 trivial. 0 not checked. [2022-11-20 17:31:14,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:14,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 412 states and 551 transitions. [2022-11-20 17:31:14,535 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 551 transitions. [2022-11-20 17:31:14,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2022-11-20 17:31:14,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:14,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:14,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:26,491 INFO L134 CoverageAnalysis]: Checked inductivity of 13626 backedges. 6639 proven. 1486 refuted. 0 times theorem prover too weak. 5501 trivial. 0 not checked. [2022-11-20 17:31:38,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:38,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 415 states and 554 transitions. [2022-11-20 17:31:38,330 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 554 transitions. [2022-11-20 17:31:38,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2022-11-20 17:31:38,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:38,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:38,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:40,807 INFO L134 CoverageAnalysis]: Checked inductivity of 13910 backedges. 6613 proven. 1549 refuted. 0 times theorem prover too weak. 5748 trivial. 0 not checked. [2022-11-20 17:32:30,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:30,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 456 states and 601 transitions. [2022-11-20 17:32:30,503 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 601 transitions. [2022-11-20 17:32:30,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2022-11-20 17:32:30,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:30,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:30,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:30,929 INFO L134 CoverageAnalysis]: Checked inductivity of 13923 backedges. 3328 proven. 13 refuted. 0 times theorem prover too weak. 10582 trivial. 0 not checked. [2022-11-20 17:32:32,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:32,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 456 states and 600 transitions. [2022-11-20 17:32:32,765 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 600 transitions. [2022-11-20 17:32:32,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2022-11-20 17:32:32,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:32,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:32,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:35,234 INFO L134 CoverageAnalysis]: Checked inductivity of 13941 backedges. 5250 proven. 6832 refuted. 0 times theorem prover too weak. 1859 trivial. 0 not checked. [2022-11-20 17:32:37,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:37,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 458 states and 602 transitions. [2022-11-20 17:32:37,041 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 602 transitions. [2022-11-20 17:32:37,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-11-20 17:32:37,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:37,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:39,240 INFO L134 CoverageAnalysis]: Checked inductivity of 18124 backedges. 3927 proven. 260 refuted. 0 times theorem prover too weak. 13937 trivial. 0 not checked. [2022-11-20 17:32:44,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:44,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 461 states and 620 transitions. [2022-11-20 17:32:44,941 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 620 transitions. [2022-11-20 17:32:44,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-11-20 17:32:44,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:44,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:54,501 INFO L134 CoverageAnalysis]: Checked inductivity of 18034 backedges. 6840 proven. 846 refuted. 0 times theorem prover too weak. 10348 trivial. 0 not checked. [2022-11-20 17:33:06,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:06,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 464 states and 611 transitions. [2022-11-20 17:33:06,084 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 611 transitions. [2022-11-20 17:33:06,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-11-20 17:33:06,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:06,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:06,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:12,561 INFO L134 CoverageAnalysis]: Checked inductivity of 18361 backedges. 4137 proven. 287 refuted. 0 times theorem prover too weak. 13937 trivial. 0 not checked. [2022-11-20 17:33:27,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:27,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 470 states and 622 transitions. [2022-11-20 17:33:27,437 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 622 transitions. [2022-11-20 17:33:27,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-11-20 17:33:27,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:27,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:27,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:29,868 INFO L134 CoverageAnalysis]: Checked inductivity of 18452 backedges. 4214 proven. 301 refuted. 0 times theorem prover too weak. 13937 trivial. 0 not checked. [2022-11-20 17:33:35,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:35,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 473 states and 640 transitions. [2022-11-20 17:33:35,933 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 640 transitions. [2022-11-20 17:33:35,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2022-11-20 17:33:35,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:35,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:35,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:36,224 INFO L134 CoverageAnalysis]: Checked inductivity of 18375 backedges. 4151 proven. 14 refuted. 0 times theorem prover too weak. 14210 trivial. 0 not checked. [2022-11-20 17:33:38,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:38,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 473 states and 639 transitions. [2022-11-20 17:33:38,022 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 639 transitions. [2022-11-20 17:33:38,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2022-11-20 17:33:38,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:38,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:38,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:58,847 INFO L134 CoverageAnalysis]: Checked inductivity of 18783 backedges. 7573 proven. 861 refuted. 0 times theorem prover too weak. 10349 trivial. 0 not checked. [2022-11-20 17:35:16,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:16,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 516 states and 682 transitions. [2022-11-20 17:35:16,559 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 682 transitions. [2022-11-20 17:35:16,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2022-11-20 17:35:16,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:16,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:16,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:19,591 INFO L134 CoverageAnalysis]: Checked inductivity of 18394 backedges. 6931 proven. 824 refuted. 0 times theorem prover too weak. 10639 trivial. 0 not checked. [2022-11-20 17:35:22,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:22,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 518 states and 684 transitions. [2022-11-20 17:35:22,249 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 684 transitions. [2022-11-20 17:35:22,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2022-11-20 17:35:22,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:22,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:22,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:25,009 INFO L134 CoverageAnalysis]: Checked inductivity of 23910 backedges. 5175 proven. 345 refuted. 0 times theorem prover too weak. 18390 trivial. 0 not checked. [2022-11-20 17:35:31,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:31,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 521 states and 702 transitions. [2022-11-20 17:35:31,688 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 702 transitions. [2022-11-20 17:35:31,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2022-11-20 17:35:31,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:31,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:34,871 INFO L134 CoverageAnalysis]: Checked inductivity of 23805 backedges. 8590 proven. 948 refuted. 0 times theorem prover too weak. 14267 trivial. 0 not checked. [2022-11-20 17:36:48,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:48,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 568 states and 757 transitions. [2022-11-20 17:36:48,697 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 757 transitions. [2022-11-20 17:36:48,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2022-11-20 17:36:48,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:48,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:48,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:49,088 INFO L134 CoverageAnalysis]: Checked inductivity of 23820 backedges. 5100 proven. 15 refuted. 0 times theorem prover too weak. 18705 trivial. 0 not checked. [2022-11-20 17:36:51,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:51,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 568 states and 756 transitions. [2022-11-20 17:36:51,369 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 756 transitions. [2022-11-20 17:36:51,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2022-11-20 17:36:51,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:51,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:54,349 INFO L134 CoverageAnalysis]: Checked inductivity of 23840 backedges. 8619 proven. 950 refuted. 0 times theorem prover too weak. 14271 trivial. 0 not checked. [2022-11-20 17:36:56,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:56,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 570 states and 758 transitions. [2022-11-20 17:36:56,633 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 758 transitions. [2022-11-20 17:36:56,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2022-11-20 17:36:56,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:56,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:37:11,714 INFO L134 CoverageAnalysis]: Checked inductivity of 29958 backedges. 10455 proven. 1113 refuted. 0 times theorem prover too weak. 18390 trivial. 0 not checked. [2022-11-20 17:37:32,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:37:32,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 575 states and 751 transitions. [2022-11-20 17:37:32,871 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 751 transitions. [2022-11-20 17:37:32,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2022-11-20 17:37:32,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:37:32,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:37:33,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:37:39,446 INFO L134 CoverageAnalysis]: Checked inductivity of 30380 backedges. 6168 proven. 376 refuted. 0 times theorem prover too weak. 23836 trivial. 0 not checked. [2022-11-20 17:37:56,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:37:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 581 states and 762 transitions. [2022-11-20 17:37:56,664 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 762 transitions. [2022-11-20 17:37:56,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2022-11-20 17:37:56,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:37:56,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:37:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:38:00,097 INFO L134 CoverageAnalysis]: Checked inductivity of 30500 backedges. 6272 proven. 392 refuted. 0 times theorem prover too weak. 23836 trivial. 0 not checked. [2022-11-20 17:38:07,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:38:07,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 584 states and 782 transitions. [2022-11-20 17:38:07,740 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 782 transitions. [2022-11-20 17:38:07,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2022-11-20 17:38:07,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:38:07,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:38:07,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:38:08,124 INFO L134 CoverageAnalysis]: Checked inductivity of 30396 backedges. 6184 proven. 16 refuted. 0 times theorem prover too weak. 24196 trivial. 0 not checked. [2022-11-20 17:38:10,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:38:10,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 584 states and 781 transitions. [2022-11-20 17:38:10,553 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 781 transitions. [2022-11-20 17:38:10,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2022-11-20 17:38:10,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:38:10,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:38:10,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:38:13,272 INFO L134 CoverageAnalysis]: Checked inductivity of 30805 backedges. 10861 proven. 1129 refuted. 0 times theorem prover too weak. 18815 trivial. 0 not checked.