./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Mysore-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_e2293da0-f17a-4af8-a965-fe16d2ca7fcc/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2293da0-f17a-4af8-a965-fe16d2ca7fcc/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2293da0-f17a-4af8-a965-fe16d2ca7fcc/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2293da0-f17a-4af8-a965-fe16d2ca7fcc/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Mysore-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2293da0-f17a-4af8-a965-fe16d2ca7fcc/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2293da0-f17a-4af8-a965-fe16d2ca7fcc/bin/ukojak-verify-i0I2FZA1j2 --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 64bit --witnessprinter.graph.data.programhash e573de14d9788c77bce7065ed34a1586a64b72729dbf270f6aaf1ae9cdd54fd7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:44:19,291 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:44:19,362 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2293da0-f17a-4af8-a965-fe16d2ca7fcc/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:44:19,368 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:44:19,369 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:44:19,396 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:44:19,397 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:44:19,398 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:44:19,399 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:44:19,400 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:44:19,401 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:44:19,402 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:44:19,402 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:44:19,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:44:19,404 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:44:19,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:44:19,405 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:44:19,406 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:44:19,406 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:44:19,407 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:44:19,408 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:44:19,409 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:44:19,409 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:44:19,410 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:44:19,411 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:44:19,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:44:19,412 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:44:19,413 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:44:19,414 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:44:19,414 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:44:19,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:44:19,415 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:44:19,416 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_e2293da0-f17a-4af8-a965-fe16d2ca7fcc/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2293da0-f17a-4af8-a965-fe16d2ca7fcc/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e573de14d9788c77bce7065ed34a1586a64b72729dbf270f6aaf1ae9cdd54fd7 [2023-11-21 18:44:19,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:44:19,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:44:19,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:44:19,751 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:44:19,752 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:44:19,753 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2293da0-f17a-4af8-a965-fe16d2ca7fcc/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/termination-crafted/Mysore-2.c [2023-11-21 18:44:22,833 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:44:23,178 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:44:23,179 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2293da0-f17a-4af8-a965-fe16d2ca7fcc/sv-benchmarks/c/termination-crafted/Mysore-2.c [2023-11-21 18:44:23,188 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2293da0-f17a-4af8-a965-fe16d2ca7fcc/bin/ukojak-verify-i0I2FZA1j2/data/231028286/81d8b94189be4d00b72d6f7ea63d068d/FLAG69c5efcc0 [2023-11-21 18:44:23,210 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2293da0-f17a-4af8-a965-fe16d2ca7fcc/bin/ukojak-verify-i0I2FZA1j2/data/231028286/81d8b94189be4d00b72d6f7ea63d068d [2023-11-21 18:44:23,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:44:23,221 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:44:23,225 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:44:23,225 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:44:23,231 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:44:23,234 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:44:23" (1/1) ... [2023-11-21 18:44:23,235 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e955cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:23, skipping insertion in model container [2023-11-21 18:44:23,237 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:44:23" (1/1) ... [2023-11-21 18:44:23,262 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:44:23,464 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:44:23,471 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:44:23,484 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:44:23,499 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:44:23,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:23 WrapperNode [2023-11-21 18:44:23,500 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:44:23,501 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:44:23,501 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:44:23,502 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:44:23,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:23" (1/1) ... [2023-11-21 18:44:23,514 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:23" (1/1) ... [2023-11-21 18:44:23,538 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 33 [2023-11-21 18:44:23,538 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:44:23,540 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:44:23,540 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:44:23,541 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:44:23,548 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:23" (1/1) ... [2023-11-21 18:44:23,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:23" (1/1) ... [2023-11-21 18:44:23,549 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:23" (1/1) ... [2023-11-21 18:44:23,550 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:23" (1/1) ... [2023-11-21 18:44:23,552 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:23" (1/1) ... [2023-11-21 18:44:23,560 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:23" (1/1) ... [2023-11-21 18:44:23,561 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:23" (1/1) ... [2023-11-21 18:44:23,562 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:23" (1/1) ... [2023-11-21 18:44:23,567 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:44:23,569 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:44:23,569 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:44:23,569 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:44:23,570 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:23" (1/1) ... [2023-11-21 18:44:23,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:44:23,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2293da0-f17a-4af8-a965-fe16d2ca7fcc/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:44:23,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2293da0-f17a-4af8-a965-fe16d2ca7fcc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:44:23,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2293da0-f17a-4af8-a965-fe16d2ca7fcc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:44:23,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:44:23,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:44:23,733 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:44:23,735 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:44:23,863 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:44:23,885 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:44:23,894 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:44:23,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:44:23 BoogieIcfgContainer [2023-11-21 18:44:23,897 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:44:23,899 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:44:23,899 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:44:23,911 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:44:23,912 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:44:23" (1/1) ... [2023-11-21 18:44:23,923 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:44:23,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:24,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2023-11-21 18:44:24,009 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2023-11-21 18:44:24,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:44:24,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:24,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:24,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:24,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:24,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-21 18:44:24,414 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-21 18:44:24,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:44:24,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:24,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:24,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:24,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:24,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2023-11-21 18:44:24,643 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2023-11-21 18:44:24,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:44:24,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:24,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:24,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:25,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:25,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2023-11-21 18:44:25,071 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2023-11-21 18:44:25,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:44:25,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:25,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:25,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:25,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:25,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2023-11-21 18:44:25,744 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2023-11-21 18:44:25,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:44:25,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:25,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:25,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:25,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:26,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:26,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2023-11-21 18:44:26,358 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2023-11-21 18:44:26,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:44:26,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:26,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:26,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:27,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:27,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2023-11-21 18:44:27,210 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2023-11-21 18:44:27,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:44:27,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:27,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:27,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:28,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:28,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 76 transitions. [2023-11-21 18:44:28,470 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 76 transitions. [2023-11-21 18:44:28,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:44:28,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:28,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:28,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:28,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:29,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:29,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 54 states and 88 transitions. [2023-11-21 18:44:29,497 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 88 transitions. [2023-11-21 18:44:29,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:44:29,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:29,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:29,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:29,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:30,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:30,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 58 states and 97 transitions. [2023-11-21 18:44:30,188 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 97 transitions. [2023-11-21 18:44:30,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:44:30,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:30,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:30,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:30,378 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:31,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:31,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 65 states and 108 transitions. [2023-11-21 18:44:31,439 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 108 transitions. [2023-11-21 18:44:31,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:44:31,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:31,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:31,592 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:32,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:32,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 75 states and 123 transitions. [2023-11-21 18:44:32,819 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 123 transitions. [2023-11-21 18:44:32,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:44:32,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:32,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:32,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:32,844 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:33,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:33,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 79 states and 133 transitions. [2023-11-21 18:44:33,366 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 133 transitions. [2023-11-21 18:44:33,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:44:33,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:33,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:33,415 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:33,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:33,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 83 states and 137 transitions. [2023-11-21 18:44:33,844 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 137 transitions. [2023-11-21 18:44:33,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:44:33,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:33,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:33,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:34,039 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:34,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:34,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 86 states and 140 transitions. [2023-11-21 18:44:34,593 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 140 transitions. [2023-11-21 18:44:34,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:44:34,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:34,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:34,633 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:35,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:35,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 89 states and 149 transitions. [2023-11-21 18:44:35,686 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 149 transitions. [2023-11-21 18:44:35,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:44:35,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:35,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:35,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:35,940 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:36,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:36,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 96 states and 157 transitions. [2023-11-21 18:44:36,980 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 157 transitions. [2023-11-21 18:44:36,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:44:36,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:36,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:36,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:37,251 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:38,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:38,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 107 states and 175 transitions. [2023-11-21 18:44:38,835 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 175 transitions. [2023-11-21 18:44:38,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:44:38,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:38,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:38,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:39,115 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:40,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:40,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 114 states and 194 transitions. [2023-11-21 18:44:40,624 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 194 transitions. [2023-11-21 18:44:40,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:44:40,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:40,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:40,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:40,726 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:44:41,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:41,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 114 states and 193 transitions. [2023-11-21 18:44:41,040 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 193 transitions. [2023-11-21 18:44:41,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:44:41,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:41,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:41,063 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:44:41,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:41,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 114 states and 192 transitions. [2023-11-21 18:44:41,511 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 192 transitions. [2023-11-21 18:44:41,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:44:41,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:41,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:41,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:41,654 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:42,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:42,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 118 states and 204 transitions. [2023-11-21 18:44:42,415 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 204 transitions. [2023-11-21 18:44:42,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:44:42,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:42,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:42,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:42,513 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:43,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:43,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 123 states and 210 transitions. [2023-11-21 18:44:43,506 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 210 transitions. [2023-11-21 18:44:43,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:44:43,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:43,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:43,859 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:44,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:44,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 126 states and 213 transitions. [2023-11-21 18:44:44,945 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 213 transitions. [2023-11-21 18:44:44,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:44:44,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:44,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:45,005 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:45,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:45,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 128 states and 217 transitions. [2023-11-21 18:44:45,775 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 217 transitions. [2023-11-21 18:44:45,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:44:45,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:45,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:45,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:45,838 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:46,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:46,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 131 states and 227 transitions. [2023-11-21 18:44:46,899 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 227 transitions. [2023-11-21 18:44:46,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:44:46,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:46,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:46,974 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:47,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:47,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 132 states and 228 transitions. [2023-11-21 18:44:47,270 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 228 transitions. [2023-11-21 18:44:47,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:44:47,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:47,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:47,631 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:50,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:50,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 139 states and 240 transitions. [2023-11-21 18:44:50,050 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 240 transitions. [2023-11-21 18:44:50,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:44:50,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:50,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:50,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:50,101 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:50,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:50,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 140 states and 244 transitions. [2023-11-21 18:44:50,481 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 244 transitions. [2023-11-21 18:44:50,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:44:50,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:50,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:50,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:50,871 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:53,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:53,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 147 states and 264 transitions. [2023-11-21 18:44:53,009 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 264 transitions. [2023-11-21 18:44:53,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:44:53,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:53,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:53,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:53,935 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:55,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:55,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 147 states and 262 transitions. [2023-11-21 18:44:55,471 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 262 transitions. [2023-11-21 18:44:55,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:44:55,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:55,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:55,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:55,531 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:56,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:56,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 149 states and 264 transitions. [2023-11-21 18:44:56,601 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 264 transitions. [2023-11-21 18:44:56,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:44:56,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:56,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:56,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:56,630 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-21 18:44:57,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:57,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 149 states and 263 transitions. [2023-11-21 18:44:57,035 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 263 transitions. [2023-11-21 18:44:57,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:44:57,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:57,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:57,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:57,487 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:58,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:58,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 152 states and 266 transitions. [2023-11-21 18:44:58,685 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 266 transitions. [2023-11-21 18:44:58,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:44:58,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:58,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:59,625 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:02,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:02,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 159 states and 290 transitions. [2023-11-21 18:45:02,006 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 290 transitions. [2023-11-21 18:45:02,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:45:02,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:02,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:02,039 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-21 18:45:02,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:02,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 159 states and 289 transitions. [2023-11-21 18:45:02,590 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 289 transitions. [2023-11-21 18:45:02,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:45:02,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:02,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:02,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:03,238 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:04,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:04,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 162 states and 294 transitions. [2023-11-21 18:45:04,501 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 294 transitions. [2023-11-21 18:45:04,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:45:04,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:04,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:04,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:05,156 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:07,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:07,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 166 states and 308 transitions. [2023-11-21 18:45:07,518 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 308 transitions. [2023-11-21 18:45:07,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:45:07,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:07,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:07,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:09,344 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:12,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:12,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 171 states and 326 transitions. [2023-11-21 18:45:12,352 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 326 transitions. [2023-11-21 18:45:12,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:45:12,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:12,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:12,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:12,448 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:13,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:13,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 173 states and 329 transitions. [2023-11-21 18:45:13,384 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 329 transitions. [2023-11-21 18:45:13,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:45:13,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:13,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:13,484 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.