./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/HenzingerJhalaMajumdarSutre-POPL2002-LockingExample.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafba46f-becc-454b-b15b-48880979e34f/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafba46f-becc-454b-b15b-48880979e34f/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_cafba46f-becc-454b-b15b-48880979e34f/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafba46f-becc-454b-b15b-48880979e34f/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/HenzingerJhalaMajumdarSutre-POPL2002-LockingExample.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafba46f-becc-454b-b15b-48880979e34f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafba46f-becc-454b-b15b-48880979e34f/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b7e15211580ea4e53f751b22847dfea4720c9dc42574c861d991d991eb47919b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:31:45,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:31:45,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:31:45,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:31:45,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:31:45,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:31:45,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:31:45,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:31:45,524 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:31:45,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:31:45,526 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:31:45,527 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:31:45,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:31:45,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:31:45,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:31:45,530 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:31:45,531 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:31:45,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:31:45,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:31:45,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:31:45,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:31:45,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:31:45,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:31:45,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:31:45,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:31:45,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:31:45,545 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:31:45,546 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:31:45,547 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:31:45,548 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:31:45,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:31:45,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:31:45,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:31:45,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:31:45,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:31:45,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:31:45,553 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:31:45,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:31:45,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:31:45,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:31:45,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:31:45,556 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafba46f-becc-454b-b15b-48880979e34f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:31:45,575 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:31:45,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:31:45,577 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:31:45,577 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:31:45,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:31:45,578 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:31:45,579 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:31:45,579 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:31:45,579 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:31:45,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:31:45,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:31:45,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:31:45,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:31:45,581 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:31:45,581 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:31:45,581 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:31:45,582 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:31:45,582 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:31:45,582 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:31:45,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:31:45,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:31:45,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:31:45,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:31:45,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:31:45,584 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:31:45,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:31:45,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:31:45,585 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_cafba46f-becc-454b-b15b-48880979e34f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafba46f-becc-454b-b15b-48880979e34f/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7e15211580ea4e53f751b22847dfea4720c9dc42574c861d991d991eb47919b [2022-11-20 17:31:45,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:31:45,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:31:45,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:31:45,915 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:31:45,916 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:31:45,917 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafba46f-becc-454b-b15b-48880979e34f/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-crafted-lit/HenzingerJhalaMajumdarSutre-POPL2002-LockingExample.c [2022-11-20 17:31:48,924 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:31:49,090 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:31:49,091 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafba46f-becc-454b-b15b-48880979e34f/sv-benchmarks/c/termination-crafted-lit/HenzingerJhalaMajumdarSutre-POPL2002-LockingExample.c [2022-11-20 17:31:49,097 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafba46f-becc-454b-b15b-48880979e34f/bin/ukojak-pZX7IvK2PQ/data/6f16aa628/e9c9cec9343c4f9ab38a2e37ab5f0384/FLAG5df32643f [2022-11-20 17:31:49,115 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafba46f-becc-454b-b15b-48880979e34f/bin/ukojak-pZX7IvK2PQ/data/6f16aa628/e9c9cec9343c4f9ab38a2e37ab5f0384 [2022-11-20 17:31:49,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:31:49,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:31:49,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:31:49,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:31:49,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:31:49,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:31:49" (1/1) ... [2022-11-20 17:31:49,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@90139cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:49, skipping insertion in model container [2022-11-20 17:31:49,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:31:49" (1/1) ... [2022-11-20 17:31:49,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:31:49,154 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:31:49,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:31:49,287 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:31:49,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:31:49,310 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:31:49,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:49 WrapperNode [2022-11-20 17:31:49,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:31:49,311 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:31:49,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:31:49,312 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:31:49,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:49" (1/1) ... [2022-11-20 17:31:49,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:49" (1/1) ... [2022-11-20 17:31:49,343 INFO L138 Inliner]: procedures = 6, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2022-11-20 17:31:49,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:31:49,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:31:49,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:31:49,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:31:49,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:49" (1/1) ... [2022-11-20 17:31:49,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:49" (1/1) ... [2022-11-20 17:31:49,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:49" (1/1) ... [2022-11-20 17:31:49,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:49" (1/1) ... [2022-11-20 17:31:49,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:49" (1/1) ... [2022-11-20 17:31:49,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:49" (1/1) ... [2022-11-20 17:31:49,380 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:49" (1/1) ... [2022-11-20 17:31:49,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:49" (1/1) ... [2022-11-20 17:31:49,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:31:49,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:31:49,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:31:49,383 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:31:49,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:49" (1/1) ... [2022-11-20 17:31:49,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:31:49,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafba46f-becc-454b-b15b-48880979e34f/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:31:49,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafba46f-becc-454b-b15b-48880979e34f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:31:49,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafba46f-becc-454b-b15b-48880979e34f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:31:49,470 INFO L130 BoogieDeclarations]: Found specification of procedure unlock [2022-11-20 17:31:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock [2022-11-20 17:31:49,471 INFO L130 BoogieDeclarations]: Found specification of procedure lock [2022-11-20 17:31:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure lock [2022-11-20 17:31:49,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:31:49,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:31:49,522 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:31:49,524 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:31:49,662 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:31:49,687 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:31:49,687 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:31:49,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:31:49 BoogieIcfgContainer [2022-11-20 17:31:49,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:31:49,691 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:31:49,691 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:31:49,703 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:31:49,703 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:31:49" (1/1) ... [2022-11-20 17:31:49,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:31:49,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:49,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2022-11-20 17:31:49,859 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2022-11-20 17:31:49,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:31:49,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:49,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:50,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:50,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:50,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:50,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 39 transitions. [2022-11-20 17:31:50,239 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2022-11-20 17:31:50,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:31:50,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:50,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:50,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:50,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:50,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:50,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 38 transitions. [2022-11-20 17:31:50,490 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2022-11-20 17:31:50,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:31:50,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:50,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:50,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:50,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:50,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 48 transitions. [2022-11-20 17:31:50,640 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2022-11-20 17:31:50,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:31:50,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:50,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:50,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:50,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:50,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:50,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 60 transitions. [2022-11-20 17:31:50,957 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 60 transitions. [2022-11-20 17:31:50,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:31:50,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:50,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:51,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:51,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:51,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 69 transitions. [2022-11-20 17:31:51,110 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 69 transitions. [2022-11-20 17:31:51,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:31:51,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:51,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:51,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:51,156 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:31:51,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:51,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 73 transitions. [2022-11-20 17:31:51,320 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2022-11-20 17:31:51,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:31:51,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:51,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:51,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:51,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:51,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 53 states and 82 transitions. [2022-11-20 17:31:51,547 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 82 transitions. [2022-11-20 17:31:51,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:31:51,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:51,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:51,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:51,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:31:51,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:51,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 54 states and 82 transitions. [2022-11-20 17:31:51,653 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 82 transitions. [2022-11-20 17:31:51,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:31:51,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:51,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:51,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:31:51,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:51,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 58 states and 86 transitions. [2022-11-20 17:31:51,936 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2022-11-20 17:31:51,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:31:51,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:51,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:51,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:52,054 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:31:52,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:52,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 66 states and 100 transitions. [2022-11-20 17:31:52,386 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 100 transitions. [2022-11-20 17:31:52,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:31:52,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:52,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:52,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:31:52,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:52,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 70 states and 104 transitions. [2022-11-20 17:31:52,735 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2022-11-20 17:31:52,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:31:52,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:52,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:52,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:52,817 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:31:52,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:52,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 71 states and 104 transitions. [2022-11-20 17:31:52,961 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 104 transitions. [2022-11-20 17:31:52,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:31:52,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:52,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:52,991 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:31:53,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:53,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 62 states and 89 transitions. [2022-11-20 17:31:53,012 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2022-11-20 17:31:53,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:31:53,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:53,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:53,041 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:31:53,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:53,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 44 states and 60 transitions. [2022-11-20 17:31:53,059 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2022-11-20 17:31:53,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:31:53,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:53,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:53,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:53,212 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:31:53,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:53,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 52 states and 73 transitions. [2022-11-20 17:31:53,617 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 73 transitions. [2022-11-20 17:31:53,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 17:31:53,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:53,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:53,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:53,765 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 17:31:54,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:54,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 60 states and 86 transitions. [2022-11-20 17:31:54,171 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 86 transitions. [2022-11-20 17:31:54,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-20 17:31:54,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:54,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:54,409 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:31:54,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:54,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 68 states and 99 transitions. [2022-11-20 17:31:54,849 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 99 transitions. [2022-11-20 17:31:54,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 17:31:54,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:54,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:54,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:55,142 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-20 17:31:55,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:55,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 76 states and 112 transitions. [2022-11-20 17:31:55,625 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 112 transitions. [2022-11-20 17:31:55,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-20 17:31:55,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:55,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:55,928 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-20 17:31:56,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:56,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 84 states and 125 transitions. [2022-11-20 17:31:56,435 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 125 transitions. [2022-11-20 17:31:56,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-20 17:31:56,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:56,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:56,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:56,788 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-20 17:31:57,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:57,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 92 states and 138 transitions. [2022-11-20 17:31:57,370 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 138 transitions. [2022-11-20 17:31:57,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 17:31:57,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:57,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:57,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:57,791 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-20 17:31:58,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:58,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 100 states and 151 transitions. [2022-11-20 17:31:58,367 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 151 transitions. [2022-11-20 17:31:58,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-20 17:31:58,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:58,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:58,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:58,770 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-11-20 17:31:59,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:59,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 108 states and 164 transitions. [2022-11-20 17:31:59,406 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 164 transitions. [2022-11-20 17:31:59,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-20 17:31:59,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:59,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:59,835 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-11-20 17:32:00,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:00,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 116 states and 177 transitions. [2022-11-20 17:32:00,551 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 177 transitions. [2022-11-20 17:32:00,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-20 17:32:00,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:00,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:01,034 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-11-20 17:32:01,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:01,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 124 states and 190 transitions. [2022-11-20 17:32:01,740 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 190 transitions. [2022-11-20 17:32:01,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-11-20 17:32:01,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:01,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:01,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:02,388 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2022-11-20 17:32:03,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:03,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 132 states and 203 transitions. [2022-11-20 17:32:03,147 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 203 transitions. [2022-11-20 17:32:03,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-11-20 17:32:03,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:03,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:03,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:03,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-11-20 17:32:04,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:04,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 140 states and 216 transitions. [2022-11-20 17:32:04,607 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 216 transitions. [2022-11-20 17:32:04,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-11-20 17:32:04,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:04,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:05,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1232 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2022-11-20 17:32:06,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:06,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 148 states and 229 transitions. [2022-11-20 17:32:06,124 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 229 transitions. [2022-11-20 17:32:06,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-11-20 17:32:06,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:06,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:06,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:06,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1410 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2022-11-20 17:32:07,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:07,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 156 states and 242 transitions. [2022-11-20 17:32:07,668 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 242 transitions. [2022-11-20 17:32:07,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-11-20 17:32:07,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:07,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:08,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2022-11-20 17:32:09,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:09,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 164 states and 255 transitions. [2022-11-20 17:32:09,392 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 255 transitions. [2022-11-20 17:32:09,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2022-11-20 17:32:09,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:09,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:09,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:10,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1802 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2022-11-20 17:32:11,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:11,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 172 states and 268 transitions. [2022-11-20 17:32:11,187 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 268 transitions. [2022-11-20 17:32:11,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2022-11-20 17:32:11,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:11,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:11,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:12,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2022-11-20 17:32:13,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:13,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 180 states and 281 transitions. [2022-11-20 17:32:13,170 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 281 transitions. [2022-11-20 17:32:13,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-11-20 17:32:13,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:13,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:13,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:14,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2242 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2022-11-20 17:32:15,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:15,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 188 states and 294 transitions. [2022-11-20 17:32:15,159 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 294 transitions. [2022-11-20 17:32:15,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2022-11-20 17:32:15,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:15,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:15,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:16,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2480 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2022-11-20 17:32:17,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:17,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 196 states and 307 transitions. [2022-11-20 17:32:17,197 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 307 transitions. [2022-11-20 17:32:17,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-11-20 17:32:17,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:17,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:17,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:18,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2730 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2022-11-20 17:32:19,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:19,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 204 states and 320 transitions. [2022-11-20 17:32:19,396 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 320 transitions. [2022-11-20 17:32:19,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2022-11-20 17:32:19,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:19,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:19,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:20,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2992 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2022-11-20 17:32:21,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:21,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 212 states and 333 transitions. [2022-11-20 17:32:21,540 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 333 transitions. [2022-11-20 17:32:21,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2022-11-20 17:32:21,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:21,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:22,770 INFO L134 CoverageAnalysis]: Checked inductivity of 3266 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2022-11-20 17:32:23,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:23,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 220 states and 346 transitions. [2022-11-20 17:32:23,896 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 346 transitions. [2022-11-20 17:32:23,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2022-11-20 17:32:23,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:23,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:23,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:25,142 INFO L134 CoverageAnalysis]: Checked inductivity of 3552 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2022-11-20 17:32:26,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:26,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 228 states and 359 transitions. [2022-11-20 17:32:26,257 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 359 transitions. [2022-11-20 17:32:26,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2022-11-20 17:32:26,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:26,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:26,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:27,521 INFO L134 CoverageAnalysis]: Checked inductivity of 3850 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2022-11-20 17:32:28,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:28,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 236 states and 372 transitions. [2022-11-20 17:32:28,769 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 372 transitions. [2022-11-20 17:32:28,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2022-11-20 17:32:28,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:28,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:30,080 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2022-11-20 17:32:31,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:31,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 244 states and 385 transitions. [2022-11-20 17:32:31,312 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 385 transitions. [2022-11-20 17:32:31,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2022-11-20 17:32:31,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:31,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:31,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:32,527 INFO L134 CoverageAnalysis]: Checked inductivity of 4482 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2022-11-20 17:32:33,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:33,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 252 states and 398 transitions. [2022-11-20 17:32:33,758 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 398 transitions. [2022-11-20 17:32:33,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2022-11-20 17:32:33,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:33,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:35,053 INFO L134 CoverageAnalysis]: Checked inductivity of 4816 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2022-11-20 17:32:36,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:36,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 260 states and 411 transitions. [2022-11-20 17:32:36,312 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 411 transitions. [2022-11-20 17:32:36,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2022-11-20 17:32:36,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:36,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:37,713 INFO L134 CoverageAnalysis]: Checked inductivity of 5162 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2022-11-20 17:32:39,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:39,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 268 states and 424 transitions. [2022-11-20 17:32:39,022 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 424 transitions. [2022-11-20 17:32:39,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-11-20 17:32:39,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:39,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:39,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:40,616 INFO L134 CoverageAnalysis]: Checked inductivity of 5520 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2022-11-20 17:32:41,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:41,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 276 states and 437 transitions. [2022-11-20 17:32:41,959 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 437 transitions. [2022-11-20 17:32:41,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2022-11-20 17:32:41,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:41,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:42,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:43,540 INFO L134 CoverageAnalysis]: Checked inductivity of 5890 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2022-11-20 17:32:44,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:44,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 284 states and 450 transitions. [2022-11-20 17:32:44,994 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 450 transitions. [2022-11-20 17:32:44,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2022-11-20 17:32:44,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:44,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:45,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:46,706 INFO L134 CoverageAnalysis]: Checked inductivity of 6272 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2022-11-20 17:32:48,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:48,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 292 states and 463 transitions. [2022-11-20 17:32:48,132 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 463 transitions. [2022-11-20 17:32:48,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2022-11-20 17:32:48,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:48,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:48,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:49,857 INFO L134 CoverageAnalysis]: Checked inductivity of 6666 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2022-11-20 17:32:51,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:51,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 300 states and 476 transitions. [2022-11-20 17:32:51,316 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 476 transitions. [2022-11-20 17:32:51,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2022-11-20 17:32:51,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:51,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:51,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:53,333 INFO L134 CoverageAnalysis]: Checked inductivity of 7072 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2022-11-20 17:32:54,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:54,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 308 states and 489 transitions. [2022-11-20 17:32:54,829 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 489 transitions. [2022-11-20 17:32:54,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2022-11-20 17:32:54,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:54,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:56,840 INFO L134 CoverageAnalysis]: Checked inductivity of 7490 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2022-11-20 17:32:58,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:58,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 316 states and 502 transitions. [2022-11-20 17:32:58,377 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 502 transitions. [2022-11-20 17:32:58,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2022-11-20 17:32:58,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:58,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:58,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:00,761 INFO L134 CoverageAnalysis]: Checked inductivity of 7920 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2022-11-20 17:33:02,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:02,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 324 states and 515 transitions. [2022-11-20 17:33:02,470 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 515 transitions. [2022-11-20 17:33:02,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2022-11-20 17:33:02,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:02,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:04,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8362 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2022-11-20 17:33:06,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:06,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 332 states and 528 transitions. [2022-11-20 17:33:06,602 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 528 transitions. [2022-11-20 17:33:06,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2022-11-20 17:33:06,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:06,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:06,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:09,007 INFO L134 CoverageAnalysis]: Checked inductivity of 8816 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2022-11-20 17:33:10,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:10,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 340 states and 541 transitions. [2022-11-20 17:33:10,650 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 541 transitions. [2022-11-20 17:33:10,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2022-11-20 17:33:10,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:10,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:10,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:12,964 INFO L134 CoverageAnalysis]: Checked inductivity of 9282 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2022-11-20 17:33:14,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:14,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 348 states and 554 transitions. [2022-11-20 17:33:14,656 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 554 transitions. [2022-11-20 17:33:14,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2022-11-20 17:33:14,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:14,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:14,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:17,203 INFO L134 CoverageAnalysis]: Checked inductivity of 9760 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2022-11-20 17:33:18,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:18,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 356 states and 567 transitions. [2022-11-20 17:33:18,927 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 567 transitions. [2022-11-20 17:33:18,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2022-11-20 17:33:18,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:18,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:21,492 INFO L134 CoverageAnalysis]: Checked inductivity of 10250 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2022-11-20 17:33:23,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:23,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 364 states and 580 transitions. [2022-11-20 17:33:23,321 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 580 transitions. [2022-11-20 17:33:23,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2022-11-20 17:33:23,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:23,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:26,607 INFO L134 CoverageAnalysis]: Checked inductivity of 10752 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 3612 trivial. 0 not checked. [2022-11-20 17:33:28,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:28,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 372 states and 593 transitions. [2022-11-20 17:33:28,405 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 593 transitions. [2022-11-20 17:33:28,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2022-11-20 17:33:28,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:28,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:31,484 INFO L134 CoverageAnalysis]: Checked inductivity of 11266 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2022-11-20 17:33:33,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:33,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 380 states and 606 transitions. [2022-11-20 17:33:33,324 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 606 transitions. [2022-11-20 17:33:33,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 541 [2022-11-20 17:33:33,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:33,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:36,973 INFO L134 CoverageAnalysis]: Checked inductivity of 11792 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 3960 trivial. 0 not checked. [2022-11-20 17:33:38,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:38,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 388 states and 619 transitions. [2022-11-20 17:33:38,971 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 619 transitions. [2022-11-20 17:33:38,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 553 [2022-11-20 17:33:38,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:38,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:39,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:42,299 INFO L134 CoverageAnalysis]: Checked inductivity of 12330 backedges. 0 proven. 8190 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2022-11-20 17:33:44,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:44,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 396 states and 632 transitions. [2022-11-20 17:33:44,223 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 632 transitions. [2022-11-20 17:33:44,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 565 [2022-11-20 17:33:44,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:44,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:47,720 INFO L134 CoverageAnalysis]: Checked inductivity of 12880 backedges. 0 proven. 8556 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2022-11-20 17:33:49,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:49,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 404 states and 645 transitions. [2022-11-20 17:33:49,666 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 645 transitions. [2022-11-20 17:33:49,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 577 [2022-11-20 17:33:49,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:49,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:53,448 INFO L134 CoverageAnalysis]: Checked inductivity of 13442 backedges. 0 proven. 8930 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2022-11-20 17:33:55,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:55,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 412 states and 658 transitions. [2022-11-20 17:33:55,432 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 658 transitions. [2022-11-20 17:33:55,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 589 [2022-11-20 17:33:55,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:55,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:55,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:59,400 INFO L134 CoverageAnalysis]: Checked inductivity of 14016 backedges. 0 proven. 9312 refuted. 0 times theorem prover too weak. 4704 trivial. 0 not checked. [2022-11-20 17:34:01,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:01,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 420 states and 671 transitions. [2022-11-20 17:34:01,416 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 671 transitions. [2022-11-20 17:34:01,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 601 [2022-11-20 17:34:01,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:01,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:05,688 INFO L134 CoverageAnalysis]: Checked inductivity of 14602 backedges. 0 proven. 9702 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2022-11-20 17:34:07,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:07,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 428 states and 684 transitions. [2022-11-20 17:34:07,751 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 684 transitions. [2022-11-20 17:34:07,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 613 [2022-11-20 17:34:07,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:07,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:12,369 INFO L134 CoverageAnalysis]: Checked inductivity of 15200 backedges. 0 proven. 10100 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2022-11-20 17:34:14,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:14,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 436 states and 697 transitions. [2022-11-20 17:34:14,492 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 697 transitions. [2022-11-20 17:34:14,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 625 [2022-11-20 17:34:14,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:14,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:14,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:19,188 INFO L134 CoverageAnalysis]: Checked inductivity of 15810 backedges. 0 proven. 10506 refuted. 0 times theorem prover too weak. 5304 trivial. 0 not checked. [2022-11-20 17:34:21,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:21,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 444 states and 710 transitions. [2022-11-20 17:34:21,321 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 710 transitions. [2022-11-20 17:34:21,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 637 [2022-11-20 17:34:21,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:21,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:21,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:26,308 INFO L134 CoverageAnalysis]: Checked inductivity of 16432 backedges. 0 proven. 10920 refuted. 0 times theorem prover too weak. 5512 trivial. 0 not checked. [2022-11-20 17:34:28,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:28,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 452 states and 723 transitions. [2022-11-20 17:34:28,486 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 723 transitions. [2022-11-20 17:34:28,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 649 [2022-11-20 17:34:28,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:28,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:28,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:33,379 INFO L134 CoverageAnalysis]: Checked inductivity of 17066 backedges. 0 proven. 11342 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2022-11-20 17:34:35,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:35,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 460 states and 736 transitions. [2022-11-20 17:34:35,636 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 736 transitions. [2022-11-20 17:34:35,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 661 [2022-11-20 17:34:35,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:35,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:35,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:40,645 INFO L134 CoverageAnalysis]: Checked inductivity of 17712 backedges. 0 proven. 11772 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2022-11-20 17:34:42,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:42,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 468 states and 749 transitions. [2022-11-20 17:34:42,907 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 749 transitions. [2022-11-20 17:34:42,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 673 [2022-11-20 17:34:42,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:42,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:42,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:48,196 INFO L134 CoverageAnalysis]: Checked inductivity of 18370 backedges. 0 proven. 12210 refuted. 0 times theorem prover too weak. 6160 trivial. 0 not checked. [2022-11-20 17:34:50,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:50,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 476 states and 762 transitions. [2022-11-20 17:34:50,496 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 762 transitions. [2022-11-20 17:34:50,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 685 [2022-11-20 17:34:50,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:50,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:50,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:56,099 INFO L134 CoverageAnalysis]: Checked inductivity of 19040 backedges. 0 proven. 12656 refuted. 0 times theorem prover too weak. 6384 trivial. 0 not checked. [2022-11-20 17:34:58,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:58,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 484 states and 775 transitions. [2022-11-20 17:34:58,441 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 775 transitions. [2022-11-20 17:34:58,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 697 [2022-11-20 17:34:58,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:58,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:58,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:04,222 INFO L134 CoverageAnalysis]: Checked inductivity of 19722 backedges. 0 proven. 13110 refuted. 0 times theorem prover too weak. 6612 trivial. 0 not checked. [2022-11-20 17:35:06,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:06,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 492 states and 788 transitions. [2022-11-20 17:35:06,658 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 788 transitions. [2022-11-20 17:35:06,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 709 [2022-11-20 17:35:06,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:06,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:06,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:12,524 INFO L134 CoverageAnalysis]: Checked inductivity of 20416 backedges. 0 proven. 13572 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2022-11-20 17:35:14,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:14,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 500 states and 801 transitions. [2022-11-20 17:35:14,969 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 801 transitions. [2022-11-20 17:35:14,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 721 [2022-11-20 17:35:14,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:14,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:15,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:21,108 INFO L134 CoverageAnalysis]: Checked inductivity of 21122 backedges. 0 proven. 14042 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2022-11-20 17:35:23,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:23,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 508 states and 814 transitions. [2022-11-20 17:35:23,659 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 814 transitions. [2022-11-20 17:35:23,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 733 [2022-11-20 17:35:23,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:23,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:29,951 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 0 proven. 14520 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2022-11-20 17:35:32,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:32,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 516 states and 827 transitions. [2022-11-20 17:35:32,471 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 827 transitions. [2022-11-20 17:35:32,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 745 [2022-11-20 17:35:32,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:32,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:32,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:39,249 INFO L134 CoverageAnalysis]: Checked inductivity of 22570 backedges. 0 proven. 15006 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2022-11-20 17:35:41,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:41,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 524 states and 840 transitions. [2022-11-20 17:35:41,804 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 840 transitions. [2022-11-20 17:35:41,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 757 [2022-11-20 17:35:41,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:41,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:41,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:48,807 INFO L134 CoverageAnalysis]: Checked inductivity of 23312 backedges. 0 proven. 15500 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2022-11-20 17:35:51,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:51,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 532 states and 853 transitions. [2022-11-20 17:35:51,404 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 853 transitions. [2022-11-20 17:35:51,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 769 [2022-11-20 17:35:51,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:51,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:58,488 INFO L134 CoverageAnalysis]: Checked inductivity of 24066 backedges. 0 proven. 16002 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2022-11-20 17:36:01,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:01,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 540 states and 866 transitions. [2022-11-20 17:36:01,119 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 866 transitions. [2022-11-20 17:36:01,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 781 [2022-11-20 17:36:01,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:01,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:08,674 INFO L134 CoverageAnalysis]: Checked inductivity of 24832 backedges. 0 proven. 16512 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2022-11-20 17:36:11,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:11,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 548 states and 879 transitions. [2022-11-20 17:36:11,354 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 879 transitions. [2022-11-20 17:36:11,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 793 [2022-11-20 17:36:11,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:11,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:18,990 INFO L134 CoverageAnalysis]: Checked inductivity of 25610 backedges. 0 proven. 17030 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2022-11-20 17:36:21,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:21,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 556 states and 892 transitions. [2022-11-20 17:36:21,751 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 892 transitions. [2022-11-20 17:36:21,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 805 [2022-11-20 17:36:21,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:21,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:21,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:29,916 INFO L134 CoverageAnalysis]: Checked inductivity of 26400 backedges. 0 proven. 17556 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2022-11-20 17:36:32,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:32,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 564 states and 905 transitions. [2022-11-20 17:36:32,678 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 905 transitions. [2022-11-20 17:36:32,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 817 [2022-11-20 17:36:32,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:32,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:32,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:40,896 INFO L134 CoverageAnalysis]: Checked inductivity of 27202 backedges. 0 proven. 18090 refuted. 0 times theorem prover too weak. 9112 trivial. 0 not checked. [2022-11-20 17:36:43,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:43,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 572 states and 918 transitions. [2022-11-20 17:36:43,723 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 918 transitions. [2022-11-20 17:36:43,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 829 [2022-11-20 17:36:43,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:43,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:52,449 INFO L134 CoverageAnalysis]: Checked inductivity of 28016 backedges. 0 proven. 18632 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2022-11-20 17:36:55,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:55,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 580 states and 931 transitions. [2022-11-20 17:36:55,357 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 931 transitions. [2022-11-20 17:36:55,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 841 [2022-11-20 17:36:55,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:55,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:55,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:37:04,192 INFO L134 CoverageAnalysis]: Checked inductivity of 28842 backedges. 0 proven. 19182 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2022-11-20 17:37:07,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:37:07,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 588 states and 944 transitions. [2022-11-20 17:37:07,085 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 944 transitions. [2022-11-20 17:37:07,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 853 [2022-11-20 17:37:07,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:37:07,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:37:07,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:37:16,384 INFO L134 CoverageAnalysis]: Checked inductivity of 29680 backedges. 0 proven. 19740 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2022-11-20 17:37:19,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:37:19,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 596 states and 957 transitions. [2022-11-20 17:37:19,380 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 957 transitions. [2022-11-20 17:37:19,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 865 [2022-11-20 17:37:19,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:37:19,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:37:19,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:37:28,998 INFO L134 CoverageAnalysis]: Checked inductivity of 30530 backedges. 0 proven. 20306 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2022-11-20 17:37:32,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:37:32,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 604 states and 970 transitions. [2022-11-20 17:37:32,022 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 970 transitions. [2022-11-20 17:37:32,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 877 [2022-11-20 17:37:32,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:37:32,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:37:32,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:37:41,867 INFO L134 CoverageAnalysis]: Checked inductivity of 31392 backedges. 0 proven. 20880 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2022-11-20 17:37:45,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:37:45,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 612 states and 983 transitions. [2022-11-20 17:37:45,003 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 983 transitions. [2022-11-20 17:37:45,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 889 [2022-11-20 17:37:45,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:37:45,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:37:45,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:37:55,248 INFO L134 CoverageAnalysis]: Checked inductivity of 32266 backedges. 0 proven. 21462 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2022-11-20 17:37:58,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:37:58,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 620 states and 996 transitions. [2022-11-20 17:37:58,364 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 996 transitions. [2022-11-20 17:37:58,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 901 [2022-11-20 17:37:58,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:37:58,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:37:58,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:38:08,984 INFO L134 CoverageAnalysis]: Checked inductivity of 33152 backedges. 0 proven. 22052 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2022-11-20 17:38:12,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:38:12,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 628 states and 1009 transitions. [2022-11-20 17:38:12,193 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1009 transitions. [2022-11-20 17:38:12,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 913 [2022-11-20 17:38:12,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:38:12,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:38:12,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:38:23,350 INFO L134 CoverageAnalysis]: Checked inductivity of 34050 backedges. 0 proven. 22650 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2022-11-20 17:38:26,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:38:26,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 636 states and 1022 transitions. [2022-11-20 17:38:26,630 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1022 transitions. [2022-11-20 17:38:26,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 925 [2022-11-20 17:38:26,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:38:26,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:38:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:38:37,993 INFO L134 CoverageAnalysis]: Checked inductivity of 34960 backedges. 0 proven. 23256 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2022-11-20 17:38:41,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:38:41,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 644 states and 1035 transitions. [2022-11-20 17:38:41,218 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1035 transitions. [2022-11-20 17:38:41,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 937 [2022-11-20 17:38:41,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:38:41,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:38:41,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:38:52,876 INFO L134 CoverageAnalysis]: Checked inductivity of 35882 backedges. 0 proven. 23870 refuted. 0 times theorem prover too weak. 12012 trivial. 0 not checked. [2022-11-20 17:38:56,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:38:56,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 652 states and 1048 transitions. [2022-11-20 17:38:56,216 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1048 transitions. [2022-11-20 17:38:56,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 949 [2022-11-20 17:38:56,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:38:56,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:38:56,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:08,220 INFO L134 CoverageAnalysis]: Checked inductivity of 36816 backedges. 0 proven. 24492 refuted. 0 times theorem prover too weak. 12324 trivial. 0 not checked. [2022-11-20 17:39:11,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:11,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 660 states and 1061 transitions. [2022-11-20 17:39:11,503 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1061 transitions. [2022-11-20 17:39:11,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 961 [2022-11-20 17:39:11,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:11,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:23,961 INFO L134 CoverageAnalysis]: Checked inductivity of 37762 backedges. 0 proven. 25122 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2022-11-20 17:39:27,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:27,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 668 states and 1074 transitions. [2022-11-20 17:39:27,297 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1074 transitions. [2022-11-20 17:39:27,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 973 [2022-11-20 17:39:27,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:27,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:40,067 INFO L134 CoverageAnalysis]: Checked inductivity of 38720 backedges. 0 proven. 25760 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2022-11-20 17:39:43,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:43,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 676 states and 1087 transitions. [2022-11-20 17:39:43,484 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1087 transitions. [2022-11-20 17:39:43,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 985 [2022-11-20 17:39:43,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:43,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:43,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:56,789 INFO L134 CoverageAnalysis]: Checked inductivity of 39690 backedges. 0 proven. 26406 refuted. 0 times theorem prover too weak. 13284 trivial. 0 not checked. [2022-11-20 17:40:00,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:00,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 684 states and 1100 transitions. [2022-11-20 17:40:00,204 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1100 transitions. [2022-11-20 17:40:00,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 997 [2022-11-20 17:40:00,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:00,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:13,965 INFO L134 CoverageAnalysis]: Checked inductivity of 40672 backedges. 0 proven. 27060 refuted. 0 times theorem prover too weak. 13612 trivial. 0 not checked. [2022-11-20 17:40:17,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:17,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 692 states and 1113 transitions. [2022-11-20 17:40:17,399 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1113 transitions. [2022-11-20 17:40:17,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1009 [2022-11-20 17:40:17,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:17,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:17,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:31,454 INFO L134 CoverageAnalysis]: Checked inductivity of 41666 backedges. 0 proven. 27722 refuted. 0 times theorem prover too weak. 13944 trivial. 0 not checked. [2022-11-20 17:40:34,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:34,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 700 states and 1126 transitions. [2022-11-20 17:40:34,934 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1126 transitions. [2022-11-20 17:40:34,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1021 [2022-11-20 17:40:34,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:34,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:35,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:49,504 INFO L134 CoverageAnalysis]: Checked inductivity of 42672 backedges. 0 proven. 28392 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2022-11-20 17:40:53,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:53,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 708 states and 1139 transitions. [2022-11-20 17:40:53,021 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1139 transitions. [2022-11-20 17:40:53,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1033 [2022-11-20 17:40:53,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:53,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:53,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:07,980 INFO L134 CoverageAnalysis]: Checked inductivity of 43690 backedges. 0 proven. 29070 refuted. 0 times theorem prover too weak. 14620 trivial. 0 not checked. [2022-11-20 17:41:11,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:11,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 716 states and 1152 transitions. [2022-11-20 17:41:11,574 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1152 transitions. [2022-11-20 17:41:11,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1045 [2022-11-20 17:41:11,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:11,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:11,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:29,135 INFO L134 CoverageAnalysis]: Checked inductivity of 44720 backedges. 0 proven. 29756 refuted. 0 times theorem prover too weak. 14964 trivial. 0 not checked. [2022-11-20 17:41:32,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:32,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 724 states and 1165 transitions. [2022-11-20 17:41:32,735 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1165 transitions. [2022-11-20 17:41:32,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1057 [2022-11-20 17:41:32,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:32,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:32,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:49,908 INFO L134 CoverageAnalysis]: Checked inductivity of 45762 backedges. 0 proven. 30450 refuted. 0 times theorem prover too weak. 15312 trivial. 0 not checked. [2022-11-20 17:41:53,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:53,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 732 states and 1178 transitions. [2022-11-20 17:41:53,580 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1178 transitions. [2022-11-20 17:41:53,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1069 [2022-11-20 17:41:53,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:53,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:11,915 INFO L134 CoverageAnalysis]: Checked inductivity of 46816 backedges. 0 proven. 31152 refuted. 0 times theorem prover too weak. 15664 trivial. 0 not checked. [2022-11-20 17:42:15,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:15,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 740 states and 1191 transitions. [2022-11-20 17:42:15,624 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1191 transitions. [2022-11-20 17:42:15,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1081 [2022-11-20 17:42:15,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:15,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:33,391 INFO L134 CoverageAnalysis]: Checked inductivity of 47882 backedges. 0 proven. 31862 refuted. 0 times theorem prover too weak. 16020 trivial. 0 not checked. [2022-11-20 17:42:37,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:37,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 748 states and 1204 transitions. [2022-11-20 17:42:37,193 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1204 transitions. [2022-11-20 17:42:37,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1093 [2022-11-20 17:42:37,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:37,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:37,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:56,006 INFO L134 CoverageAnalysis]: Checked inductivity of 48960 backedges. 0 proven. 32580 refuted. 0 times theorem prover too weak. 16380 trivial. 0 not checked. [2022-11-20 17:42:59,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:59,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 756 states and 1217 transitions. [2022-11-20 17:42:59,818 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1217 transitions. [2022-11-20 17:42:59,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1105 [2022-11-20 17:42:59,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:59,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:59,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:18,809 INFO L134 CoverageAnalysis]: Checked inductivity of 50050 backedges. 0 proven. 33306 refuted. 0 times theorem prover too weak. 16744 trivial. 0 not checked. [2022-11-20 17:43:22,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:22,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 764 states and 1230 transitions. [2022-11-20 17:43:22,659 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1230 transitions. [2022-11-20 17:43:22,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1117 [2022-11-20 17:43:22,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:22,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:45,189 INFO L134 CoverageAnalysis]: Checked inductivity of 51152 backedges. 0 proven. 34040 refuted. 0 times theorem prover too weak. 17112 trivial. 0 not checked. [2022-11-20 17:43:49,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:49,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 772 states and 1243 transitions. [2022-11-20 17:43:49,196 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1243 transitions. [2022-11-20 17:43:49,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1129 [2022-11-20 17:43:49,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:49,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:49,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:10,385 INFO L134 CoverageAnalysis]: Checked inductivity of 52266 backedges. 0 proven. 34782 refuted. 0 times theorem prover too weak. 17484 trivial. 0 not checked. [2022-11-20 17:44:14,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:14,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 780 states and 1256 transitions. [2022-11-20 17:44:14,525 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1256 transitions. [2022-11-20 17:44:14,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1141 [2022-11-20 17:44:14,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:14,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:14,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:36,662 INFO L134 CoverageAnalysis]: Checked inductivity of 53392 backedges. 0 proven. 35532 refuted. 0 times theorem prover too weak. 17860 trivial. 0 not checked. [2022-11-20 17:44:40,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:40,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 788 states and 1269 transitions. [2022-11-20 17:44:40,699 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1269 transitions. [2022-11-20 17:44:40,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1153 [2022-11-20 17:44:40,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:40,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:03,786 INFO L134 CoverageAnalysis]: Checked inductivity of 54530 backedges. 0 proven. 36290 refuted. 0 times theorem prover too weak. 18240 trivial. 0 not checked. [2022-11-20 17:45:07,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:07,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 796 states and 1282 transitions. [2022-11-20 17:45:07,958 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1282 transitions. [2022-11-20 17:45:07,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1165 [2022-11-20 17:45:07,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:07,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:08,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:31,596 INFO L134 CoverageAnalysis]: Checked inductivity of 55680 backedges. 0 proven. 37056 refuted. 0 times theorem prover too weak. 18624 trivial. 0 not checked. [2022-11-20 17:45:35,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:35,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 804 states and 1295 transitions. [2022-11-20 17:45:35,778 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1295 transitions. [2022-11-20 17:45:35,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1177 [2022-11-20 17:45:35,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:35,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:35,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat