./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_1cbe6005-b329-4388-834e-e2a325a5d91a/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cbe6005-b329-4388-834e-e2a325a5d91a/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_1cbe6005-b329-4388-834e-e2a325a5d91a/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cbe6005-b329-4388-834e-e2a325a5d91a/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cbe6005-b329-4388-834e-e2a325a5d91a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cbe6005-b329-4388-834e-e2a325a5d91a/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0ad27fb086e75bf8f5b08286d8e766d07abfe44ff39234568924cf55ade7a6d5 --- 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 16:39:19,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:39:19,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:39:19,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:39:19,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:39:19,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:39:19,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:39:19,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:39:19,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:39:19,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:39:19,592 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:39:19,594 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:39:19,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:39:19,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:39:19,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:39:19,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:39:19,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:39:19,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:39:19,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:39:19,604 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:39:19,606 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:39:19,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:39:19,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:39:19,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:39:19,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:39:19,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:39:19,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:39:19,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:39:19,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:39:19,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:39:19,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:39:19,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:39:19,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:39:19,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:39:19,623 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:39:19,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:39:19,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:39:19,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:39:19,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:39:19,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:39:19,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:39:19,628 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cbe6005-b329-4388-834e-e2a325a5d91a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 16:39:19,652 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:39:19,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:39:19,653 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:39:19,653 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:39:19,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:39:19,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:39:19,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:39:19,655 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:39:19,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:39:19,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:39:19,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:39:19,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:39:19,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:39:19,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:39:19,657 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:39:19,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:39:19,658 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:39:19,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:39:19,658 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:39:19,659 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:39:19,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:39:19,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:19,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:39:19,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:39:19,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:39:19,661 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:39:19,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:39:19,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:39:19,661 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_1cbe6005-b329-4388-834e-e2a325a5d91a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cbe6005-b329-4388-834e-e2a325a5d91a/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ad27fb086e75bf8f5b08286d8e766d07abfe44ff39234568924cf55ade7a6d5 [2022-11-20 16:39:19,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:39:19,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:39:19,971 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:39:19,973 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:39:19,974 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:39:19,976 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cbe6005-b329-4388-834e-e2a325a5d91a/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i [2022-11-20 16:39:23,065 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:39:23,321 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:39:23,323 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cbe6005-b329-4388-834e-e2a325a5d91a/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i [2022-11-20 16:39:23,332 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cbe6005-b329-4388-834e-e2a325a5d91a/bin/ukojak-pZX7IvK2PQ/data/5840200fe/cea380606b904804a1216f78c0e0edb3/FLAG3ebeceb14 [2022-11-20 16:39:23,351 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cbe6005-b329-4388-834e-e2a325a5d91a/bin/ukojak-pZX7IvK2PQ/data/5840200fe/cea380606b904804a1216f78c0e0edb3 [2022-11-20 16:39:23,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:39:23,358 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:39:23,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:23,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:39:23,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:39:23,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:23" (1/1) ... [2022-11-20 16:39:23,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ec5c95b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:23, skipping insertion in model container [2022-11-20 16:39:23,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:23" (1/1) ... [2022-11-20 16:39:23,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:39:23,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:39:23,565 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cbe6005-b329-4388-834e-e2a325a5d91a/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i[893,906] [2022-11-20 16:39:23,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:23,594 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:39:23,608 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cbe6005-b329-4388-834e-e2a325a5d91a/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i[893,906] [2022-11-20 16:39:23,616 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:23,630 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:39:23,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:23 WrapperNode [2022-11-20 16:39:23,631 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:23,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:23,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:39:23,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:39:23,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:23" (1/1) ... [2022-11-20 16:39:23,649 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:23" (1/1) ... [2022-11-20 16:39:23,668 INFO L138 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 79 [2022-11-20 16:39:23,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:23,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:39:23,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:39:23,670 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:39:23,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:23" (1/1) ... [2022-11-20 16:39:23,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:23" (1/1) ... [2022-11-20 16:39:23,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:23" (1/1) ... [2022-11-20 16:39:23,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:23" (1/1) ... [2022-11-20 16:39:23,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:23" (1/1) ... [2022-11-20 16:39:23,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:23" (1/1) ... [2022-11-20 16:39:23,691 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:23" (1/1) ... [2022-11-20 16:39:23,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:23" (1/1) ... [2022-11-20 16:39:23,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:39:23,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:39:23,695 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:39:23,695 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:39:23,696 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:23" (1/1) ... [2022-11-20 16:39:23,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:23,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cbe6005-b329-4388-834e-e2a325a5d91a/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:39:23,734 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cbe6005-b329-4388-834e-e2a325a5d91a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:39:23,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cbe6005-b329-4388-834e-e2a325a5d91a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:39:23,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:39:23,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:39:23,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:39:23,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:39:23,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 16:39:23,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 16:39:23,849 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:39:23,851 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:39:24,023 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:39:24,047 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:39:24,047 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 16:39:24,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:24 BoogieIcfgContainer [2022-11-20 16:39:24,050 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:39:24,051 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:39:24,051 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:39:24,062 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:39:24,063 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:24" (1/1) ... [2022-11-20 16:39:24,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:39:24,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:24,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2022-11-20 16:39:24,142 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2022-11-20 16:39:24,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:39:24,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:24,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:24,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:24,541 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 16:39:24,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:24,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 75 transitions. [2022-11-20 16:39:24,762 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2022-11-20 16:39:24,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:39:24,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:24,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:24,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:24,899 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 16:39:24,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:24,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 74 transitions. [2022-11-20 16:39:24,948 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2022-11-20 16:39:24,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:39:24,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:24,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:25,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:39:25,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:25,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 44 states and 86 transitions. [2022-11-20 16:39:25,312 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2022-11-20 16:39:25,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:39:25,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:25,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:25,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:25,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:39:25,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:25,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 46 states and 88 transitions. [2022-11-20 16:39:25,497 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 88 transitions. [2022-11-20 16:39:25,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:39:25,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:25,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:25,662 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:39:26,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:26,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 52 states and 105 transitions. [2022-11-20 16:39:26,262 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 105 transitions. [2022-11-20 16:39:26,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:39:26,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:26,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:26,362 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:39:26,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:26,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 51 states and 103 transitions. [2022-11-20 16:39:26,442 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 103 transitions. [2022-11-20 16:39:26,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:39:26,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:26,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:26,523 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:39:26,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:26,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 51 states and 102 transitions. [2022-11-20 16:39:26,554 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 102 transitions. [2022-11-20 16:39:26,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:39:26,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:26,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:26,661 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 16:39:27,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:27,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 57 states and 117 transitions. [2022-11-20 16:39:27,284 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 117 transitions. [2022-11-20 16:39:27,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 16:39:27,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:27,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:27,386 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:39:27,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:27,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 57 states and 116 transitions. [2022-11-20 16:39:27,497 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 116 transitions. [2022-11-20 16:39:27,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 16:39:27,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:27,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:27,574 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:39:27,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:27,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 57 states and 115 transitions. [2022-11-20 16:39:27,609 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 115 transitions. [2022-11-20 16:39:27,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 16:39:27,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:27,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:27,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:27,740 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 16:39:27,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:27,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 61 states and 121 transitions. [2022-11-20 16:39:27,928 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 121 transitions. [2022-11-20 16:39:27,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 16:39:27,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:27,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:27,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:28,019 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 16:39:28,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:28,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 64 states and 127 transitions. [2022-11-20 16:39:28,059 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2022-11-20 16:39:28,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 16:39:28,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:28,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:28,142 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 16:39:28,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:28,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 68 states and 133 transitions. [2022-11-20 16:39:28,361 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2022-11-20 16:39:28,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 16:39:28,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:28,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:28,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:28,425 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 16:39:28,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:28,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 72 states and 140 transitions. [2022-11-20 16:39:28,483 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 140 transitions. [2022-11-20 16:39:28,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 16:39:28,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:28,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:28,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:28,628 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 16:39:29,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:29,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 80 states and 165 transitions. [2022-11-20 16:39:29,818 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 165 transitions. [2022-11-20 16:39:29,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 16:39:29,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:29,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:29,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:29,880 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-11-20 16:39:30,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:30,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 81 states and 168 transitions. [2022-11-20 16:39:30,050 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 168 transitions. [2022-11-20 16:39:30,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 16:39:30,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:30,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:30,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:30,091 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-20 16:39:30,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:30,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 86 states and 178 transitions. [2022-11-20 16:39:30,826 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 178 transitions. [2022-11-20 16:39:30,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 16:39:30,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:30,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:30,896 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-20 16:39:31,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:31,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 89 states and 181 transitions. [2022-11-20 16:39:31,632 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 181 transitions. [2022-11-20 16:39:31,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 16:39:31,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:31,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:31,962 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-20 16:39:34,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:34,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 99 states and 210 transitions. [2022-11-20 16:39:34,184 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 210 transitions. [2022-11-20 16:39:34,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 16:39:34,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:34,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:34,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:34,266 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-20 16:39:35,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:35,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 110 states and 231 transitions. [2022-11-20 16:39:35,150 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 231 transitions. [2022-11-20 16:39:35,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 16:39:35,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:35,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:35,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:35,332 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-20 16:39:36,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:36,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 115 states and 242 transitions. [2022-11-20 16:39:36,253 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 242 transitions. [2022-11-20 16:39:36,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 16:39:36,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:36,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:36,317 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-20 16:39:37,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:37,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 125 states and 261 transitions. [2022-11-20 16:39:37,442 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 261 transitions. [2022-11-20 16:39:37,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 16:39:37,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:37,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:37,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:37,650 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-20 16:39:39,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:39,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 138 states and 290 transitions. [2022-11-20 16:39:39,383 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 290 transitions. [2022-11-20 16:39:39,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 16:39:39,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:39,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:39,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:39,442 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-20 16:39:39,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:39,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 143 states and 300 transitions. [2022-11-20 16:39:39,953 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 300 transitions. [2022-11-20 16:39:39,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 16:39:39,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:39,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:40,212 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 18 proven. 15 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-20 16:39:42,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:42,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 149 states and 317 transitions. [2022-11-20 16:39:42,472 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 317 transitions. [2022-11-20 16:39:42,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 16:39:42,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:42,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:42,909 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-20 16:39:45,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:45,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 158 states and 344 transitions. [2022-11-20 16:39:45,511 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 344 transitions. [2022-11-20 16:39:45,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 16:39:45,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:45,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:45,591 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-20 16:39:46,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:46,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 160 states and 350 transitions. [2022-11-20 16:39:46,322 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 350 transitions. [2022-11-20 16:39:46,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 16:39:46,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:46,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:46,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:46,492 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-11-20 16:39:46,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:46,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 163 states and 356 transitions. [2022-11-20 16:39:46,789 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 356 transitions. [2022-11-20 16:39:46,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 16:39:46,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:46,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:46,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:47,012 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 24 proven. 13 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2022-11-20 16:39:47,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:47,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 165 states and 360 transitions. [2022-11-20 16:39:47,644 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 360 transitions. [2022-11-20 16:39:47,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 16:39:47,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:47,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:47,707 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 20 proven. 8 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2022-11-20 16:39:48,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:48,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 173 states and 376 transitions. [2022-11-20 16:39:48,738 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 376 transitions. [2022-11-20 16:39:48,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 16:39:48,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:48,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:48,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:48,892 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-11-20 16:39:49,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:49,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 176 states and 382 transitions. [2022-11-20 16:39:49,289 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 382 transitions. [2022-11-20 16:39:49,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-20 16:39:49,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:49,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:49,426 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 27 proven. 12 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-20 16:39:50,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:50,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 180 states and 393 transitions. [2022-11-20 16:39:50,341 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 393 transitions. [2022-11-20 16:39:50,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 16:39:50,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:50,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:50,375 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2022-11-20 16:39:50,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:50,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 181 states and 393 transitions. [2022-11-20 16:39:50,791 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 393 transitions. [2022-11-20 16:39:50,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 16:39:50,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:50,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:50,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:51,030 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 22 proven. 13 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-11-20 16:39:52,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:52,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 183 states and 399 transitions. [2022-11-20 16:39:52,210 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 399 transitions. [2022-11-20 16:39:52,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 16:39:52,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:52,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:52,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:52,252 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2022-11-20 16:39:53,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:53,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 188 states and 408 transitions. [2022-11-20 16:39:53,894 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 408 transitions. [2022-11-20 16:39:53,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 16:39:53,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:53,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:53,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:54,047 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 30 proven. 10 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2022-11-20 16:39:55,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:55,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 193 states and 417 transitions. [2022-11-20 16:39:55,514 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 417 transitions. [2022-11-20 16:39:55,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-20 16:39:55,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:55,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:55,644 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2022-11-20 16:39:57,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:57,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 199 states and 440 transitions. [2022-11-20 16:39:57,274 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 440 transitions. [2022-11-20 16:39:57,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-20 16:39:57,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:57,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:57,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:57,345 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 26 proven. 4 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2022-11-20 16:39:58,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:58,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 205 states and 458 transitions. [2022-11-20 16:39:58,754 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 458 transitions. [2022-11-20 16:39:58,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 16:39:58,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:58,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:58,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:58,826 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2022-11-20 16:39:59,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:59,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 207 states and 461 transitions. [2022-11-20 16:39:59,673 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 461 transitions. [2022-11-20 16:39:59,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-20 16:39:59,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:59,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:59,921 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-11-20 16:40:02,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:02,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 214 states and 503 transitions. [2022-11-20 16:40:02,325 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 503 transitions. [2022-11-20 16:40:02,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 16:40:02,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:02,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:02,401 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 28 proven. 6 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-11-20 16:40:04,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:04,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 220 states and 522 transitions. [2022-11-20 16:40:04,845 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 522 transitions. [2022-11-20 16:40:04,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-20 16:40:04,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:04,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:04,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:04,995 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2022-11-20 16:40:06,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:06,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 222 states and 532 transitions. [2022-11-20 16:40:06,007 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 532 transitions. [2022-11-20 16:40:06,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-20 16:40:06,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:06,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:06,138 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 28 proven. 20 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2022-11-20 16:40:06,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:06,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 224 states and 538 transitions. [2022-11-20 16:40:06,970 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 538 transitions. [2022-11-20 16:40:06,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 16:40:06,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:06,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:07,282 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2022-11-20 16:40:08,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:08,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 226 states and 552 transitions. [2022-11-20 16:40:08,263 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 552 transitions. [2022-11-20 16:40:08,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 16:40:08,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:08,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:08,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:08,420 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2022-11-20 16:40:09,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:09,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 230 states and 567 transitions. [2022-11-20 16:40:09,967 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 567 transitions. [2022-11-20 16:40:09,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 16:40:09,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:09,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:09,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:10,116 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 34 proven. 14 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2022-11-20 16:40:10,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:10,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 230 states and 565 transitions. [2022-11-20 16:40:10,714 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 565 transitions. [2022-11-20 16:40:10,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 16:40:10,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:10,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:10,916 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 30 proven. 6 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2022-11-20 16:40:13,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:13,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 241 states and 590 transitions. [2022-11-20 16:40:13,190 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 590 transitions. [2022-11-20 16:40:13,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 16:40:13,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:13,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:13,345 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 30 proven. 6 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2022-11-20 16:40:14,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:14,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 244 states and 598 transitions. [2022-11-20 16:40:14,877 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 598 transitions. [2022-11-20 16:40:14,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-20 16:40:14,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:14,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:14,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:14,948 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2022-11-20 16:40:15,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:15,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 244 states and 597 transitions. [2022-11-20 16:40:15,309 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 597 transitions. [2022-11-20 16:40:15,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-20 16:40:15,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:15,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:15,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:15,375 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2022-11-20 16:40:16,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:16,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 247 states and 604 transitions. [2022-11-20 16:40:16,922 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 604 transitions. [2022-11-20 16:40:16,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-20 16:40:16,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:16,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:16,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:17,080 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2022-11-20 16:40:18,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:18,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 253 states and 622 transitions. [2022-11-20 16:40:18,455 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 622 transitions. [2022-11-20 16:40:18,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-20 16:40:18,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:18,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:18,610 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2022-11-20 16:40:20,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:20,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 257 states and 639 transitions. [2022-11-20 16:40:20,465 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 639 transitions. [2022-11-20 16:40:20,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-20 16:40:20,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:20,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:20,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:20,533 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 49 proven. 6 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2022-11-20 16:40:23,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:23,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 262 states and 655 transitions. [2022-11-20 16:40:23,201 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 655 transitions. [2022-11-20 16:40:23,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 16:40:23,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:23,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:23,294 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2022-11-20 16:40:24,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:24,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 265 states and 664 transitions. [2022-11-20 16:40:24,128 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 664 transitions. [2022-11-20 16:40:24,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 16:40:24,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:24,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:24,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:24,214 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2022-11-20 16:40:24,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:24,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 269 states and 670 transitions. [2022-11-20 16:40:24,822 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 670 transitions. [2022-11-20 16:40:24,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 16:40:24,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:24,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:24,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:24,906 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 32 proven. 9 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2022-11-20 16:40:25,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:25,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 272 states and 680 transitions. [2022-11-20 16:40:25,077 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 680 transitions. [2022-11-20 16:40:25,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-20 16:40:25,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:25,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:25,252 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2022-11-20 16:40:25,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:25,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 275 states and 687 transitions. [2022-11-20 16:40:25,896 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 687 transitions. [2022-11-20 16:40:25,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-20 16:40:25,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:25,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:25,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:26,066 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2022-11-20 16:40:26,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:26,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 279 states and 693 transitions. [2022-11-20 16:40:26,740 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 693 transitions. [2022-11-20 16:40:26,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-20 16:40:26,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:26,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:26,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:26,905 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 34 proven. 10 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2022-11-20 16:40:27,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:27,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 282 states and 703 transitions. [2022-11-20 16:40:27,004 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 703 transitions. [2022-11-20 16:40:27,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-20 16:40:27,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:27,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:27,209 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 34 proven. 8 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2022-11-20 16:40:29,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:29,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 287 states and 715 transitions. [2022-11-20 16:40:29,614 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 715 transitions. [2022-11-20 16:40:29,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-20 16:40:29,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:29,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:29,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:29,749 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2022-11-20 16:40:30,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:30,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 287 states and 714 transitions. [2022-11-20 16:40:30,407 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 714 transitions. [2022-11-20 16:40:30,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-20 16:40:30,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:30,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:30,562 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2022-11-20 16:40:31,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:31,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 289 states and 716 transitions. [2022-11-20 16:40:31,153 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 716 transitions. [2022-11-20 16:40:31,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-20 16:40:31,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:31,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:31,318 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 44 proven. 21 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2022-11-20 16:40:32,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:32,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 293 states and 722 transitions. [2022-11-20 16:40:32,005 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 722 transitions. [2022-11-20 16:40:32,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-20 16:40:32,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:32,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:32,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:32,159 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 40 proven. 17 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2022-11-20 16:40:32,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:32,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 296 states and 732 transitions. [2022-11-20 16:40:32,266 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 732 transitions. [2022-11-20 16:40:32,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 16:40:32,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:32,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:32,518 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 34 proven. 33 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2022-11-20 16:40:35,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:35,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 301 states and 745 transitions. [2022-11-20 16:40:35,296 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 745 transitions. [2022-11-20 16:40:35,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 16:40:35,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:35,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:35,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:36,233 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 36 proven. 35 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2022-11-20 16:40:40,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:40,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 308 states and 771 transitions. [2022-11-20 16:40:40,749 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 771 transitions. [2022-11-20 16:40:40,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 16:40:40,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:40,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:40,807 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 57 proven. 10 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2022-11-20 16:40:41,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:41,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 312 states and 777 transitions. [2022-11-20 16:40:41,586 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 777 transitions. [2022-11-20 16:40:41,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 16:40:41,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:41,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:41,660 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 53 proven. 6 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2022-11-20 16:40:41,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:41,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 315 states and 786 transitions. [2022-11-20 16:40:41,775 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 786 transitions. [2022-11-20 16:40:41,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-20 16:40:41,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:41,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:41,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:41,803 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2022-11-20 16:40:42,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:42,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 318 states and 792 transitions. [2022-11-20 16:40:42,922 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 792 transitions. [2022-11-20 16:40:42,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-20 16:40:42,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:42,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:42,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:42,979 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2022-11-20 16:40:44,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:44,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 318 states and 790 transitions. [2022-11-20 16:40:44,521 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 790 transitions. [2022-11-20 16:40:44,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-20 16:40:44,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:44,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:44,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:44,743 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 34 proven. 36 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2022-11-20 16:40:47,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:47,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 323 states and 802 transitions. [2022-11-20 16:40:47,526 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 802 transitions. [2022-11-20 16:40:47,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-20 16:40:47,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:47,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:50,248 INFO L134 CoverageAnalysis]: Checked inductivity of 620 backedges. 34 proven. 42 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2022-11-20 16:40:59,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:59,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 341 states and 863 transitions. [2022-11-20 16:40:59,809 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 863 transitions. [2022-11-20 16:40:59,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-20 16:40:59,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:59,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:59,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:59,962 INFO L134 CoverageAnalysis]: Checked inductivity of 620 backedges. 34 proven. 42 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2022-11-20 16:41:02,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:02,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 344 states and 873 transitions. [2022-11-20 16:41:02,297 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 873 transitions. [2022-11-20 16:41:02,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 16:41:02,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:02,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:02,437 INFO L134 CoverageAnalysis]: Checked inductivity of 661 backedges. 42 proven. 5 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2022-11-20 16:41:03,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:03,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 346 states and 878 transitions. [2022-11-20 16:41:03,669 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 878 transitions. [2022-11-20 16:41:03,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 16:41:03,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:03,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:03,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:03,725 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 75 proven. 4 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2022-11-20 16:41:05,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:05,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 351 states and 888 transitions. [2022-11-20 16:41:05,059 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 888 transitions. [2022-11-20 16:41:05,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 16:41:05,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:05,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:05,091 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 627 trivial. 0 not checked. [2022-11-20 16:41:06,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:06,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 354 states and 894 transitions. [2022-11-20 16:41:06,630 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 894 transitions. [2022-11-20 16:41:06,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 16:41:06,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:06,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:06,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:06,686 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 627 trivial. 0 not checked. [2022-11-20 16:41:08,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:08,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 354 states and 891 transitions. [2022-11-20 16:41:08,566 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 891 transitions. [2022-11-20 16:41:08,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-20 16:41:08,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:08,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:08,633 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 40 proven. 11 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2022-11-20 16:41:11,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:11,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 363 states and 910 transitions. [2022-11-20 16:41:11,478 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 910 transitions. [2022-11-20 16:41:11,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-20 16:41:11,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:11,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:11,652 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 47 proven. 21 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2022-11-20 16:41:14,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:14,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 367 states and 918 transitions. [2022-11-20 16:41:14,061 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 918 transitions. [2022-11-20 16:41:14,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-20 16:41:14,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:14,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:14,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:14,175 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 47 proven. 21 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2022-11-20 16:41:15,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:15,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 369 states and 923 transitions. [2022-11-20 16:41:15,402 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 923 transitions. [2022-11-20 16:41:15,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-20 16:41:15,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:15,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:15,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:15,588 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 42 proven. 10 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2022-11-20 16:41:18,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:18,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 375 states and 935 transitions. [2022-11-20 16:41:18,248 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 935 transitions. [2022-11-20 16:41:18,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-20 16:41:18,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:18,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:18,326 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 42 proven. 10 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2022-11-20 16:41:19,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:19,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 377 states and 946 transitions. [2022-11-20 16:41:19,727 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 946 transitions. [2022-11-20 16:41:19,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 16:41:19,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:19,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:19,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:19,807 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 44 proven. 17 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2022-11-20 16:41:22,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:22,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 386 states and 965 transitions. [2022-11-20 16:41:22,839 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 965 transitions. [2022-11-20 16:41:22,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-20 16:41:22,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:22,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:22,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:25,122 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 38 proven. 18 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2022-11-20 16:41:33,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:33,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 399 states and 1011 transitions. [2022-11-20 16:41:33,660 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 1011 transitions. [2022-11-20 16:41:33,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-20 16:41:33,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:33,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:33,806 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 38 proven. 18 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2022-11-20 16:41:35,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:35,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 401 states and 1028 transitions. [2022-11-20 16:41:35,799 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 1028 transitions. [2022-11-20 16:41:35,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-20 16:41:35,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:35,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:35,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:35,957 INFO L134 CoverageAnalysis]: Checked inductivity of 738 backedges. 38 proven. 12 refuted. 0 times theorem prover too weak. 688 trivial. 0 not checked. [2022-11-20 16:41:38,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:38,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 405 states and 1035 transitions. [2022-11-20 16:41:38,530 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 1035 transitions. [2022-11-20 16:41:38,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 16:41:38,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:38,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:38,856 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 40 proven. 14 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2022-11-20 16:41:42,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:42,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 410 states and 1044 transitions. [2022-11-20 16:41:42,839 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 1044 transitions. [2022-11-20 16:41:42,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-20 16:41:42,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:42,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:42,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:42,975 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 38 proven. 14 refuted. 0 times theorem prover too weak. 692 trivial. 0 not checked. [2022-11-20 16:41:44,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:44,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 412 states and 1049 transitions. [2022-11-20 16:41:44,350 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 1049 transitions. [2022-11-20 16:41:44,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-20 16:41:44,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:44,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:44,435 INFO L134 CoverageAnalysis]: Checked inductivity of 746 backedges. 46 proven. 14 refuted. 0 times theorem prover too weak. 686 trivial. 0 not checked. [2022-11-20 16:41:47,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:47,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 418 states and 1060 transitions. [2022-11-20 16:41:47,124 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 1060 transitions. [2022-11-20 16:41:47,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-20 16:41:47,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:47,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:47,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:47,211 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 40 proven. 12 refuted. 0 times theorem prover too weak. 761 trivial. 0 not checked. [2022-11-20 16:41:48,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:48,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 420 states and 1062 transitions. [2022-11-20 16:41:48,050 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 1062 transitions. [2022-11-20 16:41:48,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-20 16:41:48,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:48,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:48,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:48,124 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 40 proven. 12 refuted. 0 times theorem prover too weak. 761 trivial. 0 not checked. [2022-11-20 16:41:50,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:50,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 433 states and 1089 transitions. [2022-11-20 16:41:50,725 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 1089 transitions. [2022-11-20 16:41:50,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-20 16:41:50,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:50,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:50,886 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 41 proven. 11 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2022-11-20 16:41:51,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:51,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 435 states and 1091 transitions. [2022-11-20 16:41:51,567 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 1091 transitions. [2022-11-20 16:41:51,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-20 16:41:51,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:51,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:51,639 INFO L134 CoverageAnalysis]: Checked inductivity of 848 backedges. 40 proven. 35 refuted. 0 times theorem prover too weak. 773 trivial. 0 not checked. [2022-11-20 16:41:53,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:53,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 445 states and 1108 transitions. [2022-11-20 16:41:53,502 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 1108 transitions. [2022-11-20 16:41:53,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-11-20 16:41:53,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:53,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:53,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:54,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1088 backedges. 49 proven. 26 refuted. 0 times theorem prover too weak. 1013 trivial. 0 not checked. [2022-11-20 16:42:02,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:02,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 454 states and 1141 transitions. [2022-11-20 16:42:02,061 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1141 transitions. [2022-11-20 16:42:02,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-20 16:42:02,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:02,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:02,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:02,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1095 backedges. 46 proven. 32 refuted. 0 times theorem prover too weak. 1017 trivial. 0 not checked. [2022-11-20 16:42:04,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:04,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 456 states and 1145 transitions. [2022-11-20 16:42:04,048 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 1145 transitions. [2022-11-20 16:42:04,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-20 16:42:04,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:04,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:04,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1184 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2022-11-20 16:42:05,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:05,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 459 states and 1151 transitions. [2022-11-20 16:42:05,666 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1151 transitions. [2022-11-20 16:42:05,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-20 16:42:05,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:05,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:05,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2022-11-20 16:42:08,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:08,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 459 states and 1149 transitions. [2022-11-20 16:42:08,222 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1149 transitions. [2022-11-20 16:42:08,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-20 16:42:08,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:08,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:08,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:08,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1184 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2022-11-20 16:42:09,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:09,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 462 states and 1154 transitions. [2022-11-20 16:42:09,932 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1154 transitions. [2022-11-20 16:42:09,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-11-20 16:42:09,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:09,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:09,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:10,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 60 proven. 13 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2022-11-20 16:42:13,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:13,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 466 states and 1162 transitions. [2022-11-20 16:42:13,375 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1162 transitions. [2022-11-20 16:42:13,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-11-20 16:42:13,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:13,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:13,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 60 proven. 13 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2022-11-20 16:42:15,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:15,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 468 states and 1166 transitions. [2022-11-20 16:42:15,425 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1166 transitions. [2022-11-20 16:42:15,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-11-20 16:42:15,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:15,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:15,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:15,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 60 proven. 13 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2022-11-20 16:42:18,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:18,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 472 states and 1173 transitions. [2022-11-20 16:42:18,767 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1173 transitions. [2022-11-20 16:42:18,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-20 16:42:18,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:18,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:20,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1281 backedges. 69 proven. 12 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2022-11-20 16:42:39,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:39,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 501 states and 1264 transitions. [2022-11-20 16:42:39,135 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1264 transitions. [2022-11-20 16:42:39,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-20 16:42:39,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:39,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:39,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1281 backedges. 69 proven. 12 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2022-11-20 16:42:46,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:46,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 511 states and 1304 transitions. [2022-11-20 16:42:46,919 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1304 transitions. [2022-11-20 16:42:46,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-20 16:42:46,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:46,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:47,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1277 backedges. 50 proven. 15 refuted. 0 times theorem prover too weak. 1212 trivial. 0 not checked. [2022-11-20 16:42:50,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:50,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 515 states and 1311 transitions. [2022-11-20 16:42:50,390 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1311 transitions. [2022-11-20 16:42:50,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-20 16:42:50,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:50,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:50,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1279 backedges. 59 proven. 19 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2022-11-20 16:43:01,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:01,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 537 states and 1362 transitions. [2022-11-20 16:43:01,949 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1362 transitions. [2022-11-20 16:43:01,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-20 16:43:01,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:01,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:01,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:02,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1279 backedges. 59 proven. 19 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2022-11-20 16:43:03,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:03,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 538 states and 1364 transitions. [2022-11-20 16:43:03,282 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1364 transitions. [2022-11-20 16:43:03,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-11-20 16:43:03,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:03,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:03,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1287 backedges. 66 proven. 19 refuted. 0 times theorem prover too weak. 1202 trivial. 0 not checked. [2022-11-20 16:43:09,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:09,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 549 states and 1387 transitions. [2022-11-20 16:43:09,976 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1387 transitions. [2022-11-20 16:43:09,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-11-20 16:43:09,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:09,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:09,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:10,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 50 proven. 39 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2022-11-20 16:43:17,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:17,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 566 states and 1423 transitions. [2022-11-20 16:43:17,422 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1423 transitions. [2022-11-20 16:43:17,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-11-20 16:43:17,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:17,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:17,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 50 proven. 39 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2022-11-20 16:43:19,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:19,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 567 states and 1427 transitions. [2022-11-20 16:43:19,057 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1427 transitions. [2022-11-20 16:43:19,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-11-20 16:43:19,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:19,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:19,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:19,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1379 backedges. 53 proven. 16 refuted. 0 times theorem prover too weak. 1310 trivial. 0 not checked. [2022-11-20 16:43:20,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:20,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 569 states and 1429 transitions. [2022-11-20 16:43:20,131 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1429 transitions. [2022-11-20 16:43:20,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-11-20 16:43:20,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:20,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:20,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:20,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1387 backedges. 52 proven. 27 refuted. 0 times theorem prover too weak. 1308 trivial. 0 not checked. [2022-11-20 16:43:20,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:20,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 574 states and 1437 transitions. [2022-11-20 16:43:20,546 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1437 transitions. [2022-11-20 16:43:20,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-11-20 16:43:20,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:20,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:20,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:20,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1392 backedges. 52 proven. 28 refuted. 0 times theorem prover too weak. 1312 trivial. 0 not checked. [2022-11-20 16:43:21,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:21,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 579 states and 1447 transitions. [2022-11-20 16:43:21,796 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1447 transitions. [2022-11-20 16:43:21,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-11-20 16:43:21,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:21,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:21,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1392 backedges. 52 proven. 28 refuted. 0 times theorem prover too weak. 1312 trivial. 0 not checked. [2022-11-20 16:43:24,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:24,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 589 states and 1466 transitions. [2022-11-20 16:43:24,818 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1466 transitions. [2022-11-20 16:43:24,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-11-20 16:43:24,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:24,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:24,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:26,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1444 backedges. 63 proven. 81 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2022-11-20 16:43:32,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:32,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 600 states and 1488 transitions. [2022-11-20 16:43:32,281 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1488 transitions. [2022-11-20 16:43:32,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-11-20 16:43:32,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:32,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:32,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1966 backedges. 62 proven. 18 refuted. 0 times theorem prover too weak. 1886 trivial. 0 not checked. [2022-11-20 16:43:36,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:36,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 604 states and 1495 transitions. [2022-11-20 16:43:36,386 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1495 transitions. [2022-11-20 16:43:36,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-11-20 16:43:36,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:36,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:36,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:37,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 91 proven. 18 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2022-11-20 16:43:54,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:54,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 631 states and 1559 transitions. [2022-11-20 16:43:54,740 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1559 transitions. [2022-11-20 16:43:54,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-11-20 16:43:54,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:54,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:54,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 91 proven. 18 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2022-11-20 16:43:59,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:59,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 634 states and 1566 transitions. [2022-11-20 16:43:59,075 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1566 transitions. [2022-11-20 16:43:59,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-11-20 16:43:59,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:59,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:59,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:59,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 91 proven. 18 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2022-11-20 16:44:00,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:00,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 638 states and 1572 transitions. [2022-11-20 16:44:00,649 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1572 transitions. [2022-11-20 16:44:00,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-11-20 16:44:00,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:00,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:00,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 91 proven. 18 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2022-11-20 16:44:02,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:02,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 639 states and 1576 transitions. [2022-11-20 16:44:02,244 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1576 transitions. [2022-11-20 16:44:02,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-11-20 16:44:02,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:02,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:02,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:02,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 91 proven. 18 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2022-11-20 16:44:04,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:04,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 640 states and 1580 transitions. [2022-11-20 16:44:04,065 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1580 transitions. [2022-11-20 16:44:04,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-11-20 16:44:04,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:04,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:04,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 86 proven. 23 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2022-11-20 16:44:07,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:07,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 650 states and 1599 transitions. [2022-11-20 16:44:07,104 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1599 transitions. [2022-11-20 16:44:07,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-11-20 16:44:07,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:07,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:07,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:07,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 89 proven. 25 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2022-11-20 16:44:11,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:11,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 657 states and 1614 transitions. [2022-11-20 16:44:11,014 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1614 transitions. [2022-11-20 16:44:11,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-11-20 16:44:11,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:11,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:11,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 75 proven. 34 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2022-11-20 16:44:15,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:15,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 667 states and 1634 transitions. [2022-11-20 16:44:15,935 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1634 transitions. [2022-11-20 16:44:15,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-11-20 16:44:15,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:15,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:16,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 75 proven. 34 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2022-11-20 16:44:17,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:17,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 668 states and 1637 transitions. [2022-11-20 16:44:17,526 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1637 transitions. [2022-11-20 16:44:17,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-11-20 16:44:17,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:17,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:17,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 75 proven. 34 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2022-11-20 16:44:19,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:19,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 672 states and 1643 transitions. [2022-11-20 16:44:19,118 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1643 transitions. [2022-11-20 16:44:19,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-11-20 16:44:19,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:19,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:19,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:19,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 64 proven. 20 refuted. 0 times theorem prover too weak. 2009 trivial. 0 not checked. [2022-11-20 16:44:20,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:20,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 677 states and 1651 transitions. [2022-11-20 16:44:20,498 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1651 transitions. [2022-11-20 16:44:20,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-11-20 16:44:20,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:20,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:20,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:20,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2122 backedges. 64 proven. 43 refuted. 0 times theorem prover too weak. 2015 trivial. 0 not checked. [2022-11-20 16:44:23,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:23,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 682 states and 1658 transitions. [2022-11-20 16:44:23,007 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1658 transitions. [2022-11-20 16:44:23,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-11-20 16:44:23,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:23,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:23,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2122 backedges. 70 proven. 68 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2022-11-20 16:44:24,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:24,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 688 states and 1668 transitions. [2022-11-20 16:44:24,135 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1668 transitions. [2022-11-20 16:44:24,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-11-20 16:44:24,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:24,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:24,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2962 backedges. 76 proven. 35 refuted. 0 times theorem prover too weak. 2851 trivial. 0 not checked. [2022-11-20 16:44:27,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:27,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 698 states and 1686 transitions. [2022-11-20 16:44:27,771 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1686 transitions. [2022-11-20 16:44:27,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-11-20 16:44:27,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:27,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:27,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:27,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2962 backedges. 76 proven. 35 refuted. 0 times theorem prover too weak. 2851 trivial. 0 not checked. [2022-11-20 16:44:28,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:28,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 699 states and 1688 transitions. [2022-11-20 16:44:28,607 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1688 transitions. [2022-11-20 16:44:28,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-11-20 16:44:28,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:28,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:28,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:28,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2962 backedges. 76 proven. 35 refuted. 0 times theorem prover too weak. 2851 trivial. 0 not checked. [2022-11-20 16:44:30,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:30,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 703 states and 1694 transitions. [2022-11-20 16:44:30,094 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1694 transitions. [2022-11-20 16:44:30,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2022-11-20 16:44:30,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:30,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:30,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:30,182 INFO L134 CoverageAnalysis]: Checked inductivity of 3007 backedges. 76 proven. 58 refuted. 0 times theorem prover too weak. 2873 trivial. 0 not checked. [2022-11-20 16:44:30,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:30,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 153 states and 286 transitions. [2022-11-20 16:44:30,356 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 286 transitions. [2022-11-20 16:44:30,356 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:44:30,357 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 133 iterations. [2022-11-20 16:44:30,364 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-11-20 16:44:31,613 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:44:31,617 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:44:31,618 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:44:31,618 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:44:31,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:44:31 ImpRootNode [2022-11-20 16:44:31,618 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:44:31,619 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:44:31,619 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:44:31,619 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:44:31,620 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:24" (3/4) ... [2022-11-20 16:44:31,623 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:44:31,629 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-11-20 16:44:31,633 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-20 16:44:31,633 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 16:44:31,634 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 16:44:31,634 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:44:31,684 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cbe6005-b329-4388-834e-e2a325a5d91a/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:44:31,685 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:44:31,685 INFO L158 Benchmark]: Toolchain (without parser) took 308327.50ms. Allocated memory was 161.5MB in the beginning and 5.5GB in the end (delta: 5.4GB). Free memory was 121.1MB in the beginning and 5.1GB in the end (delta: -5.0GB). Peak memory consumption was 382.7MB. Max. memory is 16.1GB. [2022-11-20 16:44:31,686 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory was 87.8MB in the beginning and 87.8MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:44:31,686 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.61ms. Allocated memory is still 161.5MB. Free memory was 120.2MB in the beginning and 109.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 16:44:31,686 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.40ms. Allocated memory is still 161.5MB. Free memory was 109.7MB in the beginning and 108.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:44:31,687 INFO L158 Benchmark]: Boogie Preprocessor took 24.52ms. Allocated memory is still 161.5MB. Free memory was 108.5MB in the beginning and 107.5MB in the end (delta: 965.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:44:31,688 INFO L158 Benchmark]: RCFGBuilder took 355.70ms. Allocated memory is still 161.5MB. Free memory was 107.5MB in the beginning and 95.0MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:44:31,688 INFO L158 Benchmark]: CodeCheck took 307567.02ms. Allocated memory was 161.5MB in the beginning and 5.5GB in the end (delta: 5.4GB). Free memory was 94.8MB in the beginning and 5.1GB in the end (delta: -5.0GB). Peak memory consumption was 602.9MB. Max. memory is 16.1GB. [2022-11-20 16:44:31,688 INFO L158 Benchmark]: Witness Printer took 65.91ms. Allocated memory is still 5.5GB. Free memory was 5.1GB in the beginning and 5.1GB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:44:31,690 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 306.3s, OverallIterations: 133, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 122004 SdHoareTripleChecker+Valid, 547.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 39320 mSDsluCounter, 47113 SdHoareTripleChecker+Invalid, 472.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 36275 mSDsCounter, 95285 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 330840 IncrementalHoareTripleChecker+Invalid, 426125 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 95285 mSolverCounterUnsat, 10838 mSDtfsCounter, 330840 mSolverCounterSat, 6.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 216934 GetRequests, 213854 SyntacticMatches, 1552 SemanticMatches, 1528 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1362716 ImplicationChecksByTransitivity, 270.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 26.2s InterpolantComputationTime, 14266 NumberOfCodeBlocks, 14266 NumberOfCodeBlocksAsserted, 132 NumberOfCheckSat, 14134 ConstructedInterpolants, 0 QuantifiedInterpolants, 29244 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 132 InterpolantComputations, 31 PerfectInterpolantSequences, 102950/104734 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 36]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory was 87.8MB in the beginning and 87.8MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.61ms. Allocated memory is still 161.5MB. Free memory was 120.2MB in the beginning and 109.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.40ms. Allocated memory is still 161.5MB. Free memory was 109.7MB in the beginning and 108.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.52ms. Allocated memory is still 161.5MB. Free memory was 108.5MB in the beginning and 107.5MB in the end (delta: 965.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 355.70ms. Allocated memory is still 161.5MB. Free memory was 107.5MB in the beginning and 95.0MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 307567.02ms. Allocated memory was 161.5MB in the beginning and 5.5GB in the end (delta: 5.4GB). Free memory was 94.8MB in the beginning and 5.1GB in the end (delta: -5.0GB). Peak memory consumption was 602.9MB. Max. memory is 16.1GB. * Witness Printer took 65.91ms. Allocated memory is still 5.5GB. Free memory was 5.1GB in the beginning and 5.1GB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 16:44:31,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cbe6005-b329-4388-834e-e2a325a5d91a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE