./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive/recHanoi02-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad52655-54a0-437c-b635-175bdb58dafa/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad52655-54a0-437c-b635-175bdb58dafa/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad52655-54a0-437c-b635-175bdb58dafa/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad52655-54a0-437c-b635-175bdb58dafa/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive/recHanoi02-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad52655-54a0-437c-b635-175bdb58dafa/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad52655-54a0-437c-b635-175bdb58dafa/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d379c583eb269678169316efe01a55df7fa26acebe2991472725b0afcb2879ab --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:23:03,290 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:23:03,371 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad52655-54a0-437c-b635-175bdb58dafa/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:23:03,378 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:23:03,379 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:23:03,409 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:23:03,410 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:23:03,411 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:23:03,412 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:23:03,413 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:23:03,413 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:23:03,414 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:23:03,415 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:23:03,415 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:23:03,416 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:23:03,417 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:23:03,417 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:23:03,418 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:23:03,419 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:23:03,419 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:23:03,420 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:23:03,420 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:23:03,421 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:23:03,421 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:23:03,422 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:23:03,422 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:23:03,423 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:23:03,423 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:23:03,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:03,424 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:23:03,425 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:23:03,425 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:23:03,426 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:23:03,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:23:03,427 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:23:03,427 INFO L153 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_2ad52655-54a0-437c-b635-175bdb58dafa/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad52655-54a0-437c-b635-175bdb58dafa/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d379c583eb269678169316efe01a55df7fa26acebe2991472725b0afcb2879ab [2023-11-23 20:23:03,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:23:03,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:23:03,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:23:03,768 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:23:03,769 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:23:03,771 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad52655-54a0-437c-b635-175bdb58dafa/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/recursive/recHanoi02-2.c [2023-11-23 20:23:07,124 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:23:07,430 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:23:07,430 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad52655-54a0-437c-b635-175bdb58dafa/sv-benchmarks/c/recursive/recHanoi02-2.c [2023-11-23 20:23:07,440 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad52655-54a0-437c-b635-175bdb58dafa/bin/ukojak-verify-1t5iHCbJaC/data/47a26b6e0/384d0a26b0f14535b885b4b8b802dbe9/FLAG62d0c4b88 [2023-11-23 20:23:07,461 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad52655-54a0-437c-b635-175bdb58dafa/bin/ukojak-verify-1t5iHCbJaC/data/47a26b6e0/384d0a26b0f14535b885b4b8b802dbe9 [2023-11-23 20:23:07,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:23:07,472 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:23:07,474 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:07,474 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:23:07,481 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:23:07,482 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:07" (1/1) ... [2023-11-23 20:23:07,486 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bbbd5bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:07, skipping insertion in model container [2023-11-23 20:23:07,486 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:07" (1/1) ... [2023-11-23 20:23:07,515 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:23:07,712 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:07,725 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:23:07,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:07,760 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:23:07,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:07 WrapperNode [2023-11-23 20:23:07,761 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:07,763 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:07,763 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:23:07,763 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:23:07,773 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:07" (1/1) ... [2023-11-23 20:23:07,783 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:07" (1/1) ... [2023-11-23 20:23:07,801 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 27 [2023-11-23 20:23:07,802 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:07,803 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:23:07,803 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:23:07,804 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:23:07,814 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:07" (1/1) ... [2023-11-23 20:23:07,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:07" (1/1) ... [2023-11-23 20:23:07,817 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:07" (1/1) ... [2023-11-23 20:23:07,817 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:07" (1/1) ... [2023-11-23 20:23:07,826 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:07" (1/1) ... [2023-11-23 20:23:07,828 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:07" (1/1) ... [2023-11-23 20:23:07,829 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:07" (1/1) ... [2023-11-23 20:23:07,830 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:07" (1/1) ... [2023-11-23 20:23:07,832 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:23:07,833 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:23:07,833 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:23:07,833 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:23:07,834 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:07" (1/1) ... [2023-11-23 20:23:07,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:07,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad52655-54a0-437c-b635-175bdb58dafa/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:23:07,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad52655-54a0-437c-b635-175bdb58dafa/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:23:07,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad52655-54a0-437c-b635-175bdb58dafa/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:23:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:23:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2023-11-23 20:23:07,934 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2023-11-23 20:23:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:23:07,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:23:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:23:08,023 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:23:08,026 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:23:08,269 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:23:08,302 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:23:08,302 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:23:08,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:23:08 BoogieIcfgContainer [2023-11-23 20:23:08,304 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:23:08,334 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:23:08,334 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:23:08,346 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:23:08,346 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:23:08" (1/1) ... [2023-11-23 20:23:08,359 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:23:08,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:08,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2023-11-23 20:23:08,452 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2023-11-23 20:23:08,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:23:08,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:08,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:08,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:08,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:08,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:08,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 30 transitions. [2023-11-23 20:23:08,795 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2023-11-23 20:23:08,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:23:08,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:08,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:08,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:08,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:09,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:09,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 35 transitions. [2023-11-23 20:23:09,174 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2023-11-23 20:23:09,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:23:09,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:09,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:09,316 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:09,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:09,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 36 states and 40 transitions. [2023-11-23 20:23:09,505 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2023-11-23 20:23:09,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:23:09,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:09,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:09,644 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:09,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:09,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 34 transitions. [2023-11-23 20:23:09,737 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2023-11-23 20:23:09,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:23:09,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:09,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:09,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:09,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:09,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:09,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 40 transitions. [2023-11-23 20:23:09,979 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions. [2023-11-23 20:23:09,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:23:09,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:09,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:10,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:10,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:10,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:10,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 41 transitions. [2023-11-23 20:23:10,110 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2023-11-23 20:23:10,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:23:10,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:10,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:10,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:10,251 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:10,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:10,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 41 states and 46 transitions. [2023-11-23 20:23:10,526 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2023-11-23 20:23:10,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:23:10,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:10,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:10,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:10,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:10,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:10,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 42 states and 47 transitions. [2023-11-23 20:23:10,646 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2023-11-23 20:23:10,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:23:10,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:10,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:10,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:10,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:10,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:10,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 43 states and 48 transitions. [2023-11-23 20:23:10,744 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2023-11-23 20:23:10,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:23:10,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:10,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:10,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:10,959 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:11,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:11,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 48 states and 53 transitions. [2023-11-23 20:23:11,290 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2023-11-23 20:23:11,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:23:11,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:11,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:11,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:11,412 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:23:11,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:11,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 52 states and 59 transitions. [2023-11-23 20:23:11,723 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 59 transitions. [2023-11-23 20:23:11,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:23:11,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:11,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:11,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:11,926 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:12,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:12,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 64 transitions. [2023-11-23 20:23:12,251 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 64 transitions. [2023-11-23 20:23:12,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:23:12,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:12,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:12,475 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:23:12,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:12,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 62 states and 70 transitions. [2023-11-23 20:23:12,921 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2023-11-23 20:23:12,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:23:12,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:12,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:12,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:13,013 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 20:23:13,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:13,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 61 states and 69 transitions. [2023-11-23 20:23:13,299 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2023-11-23 20:23:13,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:23:13,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:13,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:13,369 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:23:13,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:13,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 60 states and 68 transitions. [2023-11-23 20:23:13,635 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2023-11-23 20:23:13,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:23:13,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:13,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:13,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:13,812 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:14,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:14,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 65 states and 73 transitions. [2023-11-23 20:23:14,188 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2023-11-23 20:23:14,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:23:14,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:14,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:14,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:14,395 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-23 20:23:14,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:14,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 60 states and 65 transitions. [2023-11-23 20:23:14,828 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2023-11-23 20:23:14,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:23:14,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:14,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:14,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:14,997 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:23:15,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:15,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 67 states and 73 transitions. [2023-11-23 20:23:15,522 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2023-11-23 20:23:15,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:23:15,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:15,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:15,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:15,760 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:16,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:16,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 72 states and 78 transitions. [2023-11-23 20:23:16,162 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 78 transitions. [2023-11-23 20:23:16,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:23:16,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:16,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:16,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:16,401 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:16,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:16,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 77 states and 83 transitions. [2023-11-23 20:23:16,862 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 83 transitions. [2023-11-23 20:23:16,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:23:16,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:16,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:16,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:17,132 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-23 20:23:17,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:17,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 84 states and 91 transitions. [2023-11-23 20:23:17,855 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2023-11-23 20:23:17,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:23:17,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:17,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:17,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:18,149 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:18,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:18,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 89 states and 96 transitions. [2023-11-23 20:23:18,673 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 96 transitions. [2023-11-23 20:23:18,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:23:18,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:18,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:18,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:18,969 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:19,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:19,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 94 states and 101 transitions. [2023-11-23 20:23:19,476 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 101 transitions. [2023-11-23 20:23:19,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:23:19,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:19,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:19,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:19,766 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-23 20:23:20,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:20,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 101 states and 109 transitions. [2023-11-23 20:23:20,627 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 109 transitions. [2023-11-23 20:23:20,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:23:20,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:20,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:20,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:20,952 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:21,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:21,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 106 states and 114 transitions. [2023-11-23 20:23:21,474 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 114 transitions. [2023-11-23 20:23:21,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:23:21,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:21,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:21,832 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:22,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:22,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 111 states and 119 transitions. [2023-11-23 20:23:22,390 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 119 transitions. [2023-11-23 20:23:22,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:23:22,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:22,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:22,685 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-11-23 20:23:23,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:23,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 118 states and 127 transitions. [2023-11-23 20:23:23,603 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 127 transitions. [2023-11-23 20:23:23,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:23:23,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:23,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:23,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:24,027 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:24,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:24,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 123 states and 132 transitions. [2023-11-23 20:23:24,677 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 132 transitions. [2023-11-23 20:23:24,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-23 20:23:24,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:24,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:24,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:25,051 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-11-23 20:23:26,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:26,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 130 states and 140 transitions. [2023-11-23 20:23:26,067 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 140 transitions. [2023-11-23 20:23:26,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:23:26,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:26,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:26,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:26,516 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:27,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:27,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 135 states and 145 transitions. [2023-11-23 20:23:27,210 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 145 transitions. [2023-11-23 20:23:27,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:23:27,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:27,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:27,677 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:28,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:28,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 140 states and 150 transitions. [2023-11-23 20:23:28,330 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 150 transitions. [2023-11-23 20:23:28,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-23 20:23:28,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:28,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:28,720 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2023-11-23 20:23:29,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:29,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 147 states and 158 transitions. [2023-11-23 20:23:29,678 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 158 transitions. [2023-11-23 20:23:29,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-23 20:23:29,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:29,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:29,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:30,254 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:30,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:30,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 152 states and 163 transitions. [2023-11-23 20:23:30,963 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 163 transitions. [2023-11-23 20:23:30,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-23 20:23:30,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:30,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:31,511 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:32,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:32,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 157 states and 168 transitions. [2023-11-23 20:23:32,183 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 168 transitions. [2023-11-23 20:23:32,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-23 20:23:32,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:32,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:32,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:32,623 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2023-11-23 20:23:33,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:33,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 164 states and 176 transitions. [2023-11-23 20:23:33,869 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 176 transitions. [2023-11-23 20:23:33,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-23 20:23:33,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:33,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:33,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:34,474 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:35,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:35,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 169 states and 181 transitions. [2023-11-23 20:23:35,300 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 181 transitions. [2023-11-23 20:23:35,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-23 20:23:35,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:35,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:35,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:35,939 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:36,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:36,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 174 states and 186 transitions. [2023-11-23 20:23:36,709 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 186 transitions. [2023-11-23 20:23:36,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-23 20:23:36,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:36,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:37,174 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2023-11-23 20:23:38,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:38,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 181 states and 194 transitions. [2023-11-23 20:23:38,375 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 194 transitions. [2023-11-23 20:23:38,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-23 20:23:38,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:38,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:38,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:39,001 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:39,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:39,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 186 states and 199 transitions. [2023-11-23 20:23:39,843 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 199 transitions. [2023-11-23 20:23:39,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-23 20:23:39,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:39,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:39,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:40,360 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2023-11-23 20:23:41,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:41,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 193 states and 207 transitions. [2023-11-23 20:23:41,646 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 207 transitions. [2023-11-23 20:23:41,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-23 20:23:41,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:41,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:41,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:42,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 1010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:43,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:43,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 198 states and 212 transitions. [2023-11-23 20:23:43,143 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 212 transitions. [2023-11-23 20:23:43,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-23 20:23:43,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:43,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:43,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:43,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 0 proven. 1113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:44,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:44,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 203 states and 217 transitions. [2023-11-23 20:23:44,786 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 217 transitions. [2023-11-23 20:23:44,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-23 20:23:44,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:44,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:44,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:45,377 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2023-11-23 20:23:46,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:46,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 210 states and 225 transitions. [2023-11-23 20:23:46,697 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 225 transitions. [2023-11-23 20:23:46,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-23 20:23:46,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:46,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:46,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:47,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 0 proven. 1221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:48,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:48,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 215 states and 230 transitions. [2023-11-23 20:23:48,354 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 230 transitions. [2023-11-23 20:23:48,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-23 20:23:48,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:48,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:49,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 1334 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:50,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:50,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 220 states and 235 transitions. [2023-11-23 20:23:50,236 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 235 transitions. [2023-11-23 20:23:50,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-23 20:23:50,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:50,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:50,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:50,947 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 0 proven. 522 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked.