./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/selectionSort_recursive.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874e5e85-43dd-4a8f-aacf-206e7da2a696/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874e5e85-43dd-4a8f-aacf-206e7da2a696/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_874e5e85-43dd-4a8f-aacf-206e7da2a696/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874e5e85-43dd-4a8f-aacf-206e7da2a696/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/selectionSort_recursive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874e5e85-43dd-4a8f-aacf-206e7da2a696/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_874e5e85-43dd-4a8f-aacf-206e7da2a696/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 ff7f98b41a2da3578e790df894a867e943a0857e97661a8032b524a76ca3b438 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:40:36,620 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:40:36,740 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874e5e85-43dd-4a8f-aacf-206e7da2a696/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:40:36,753 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:40:36,754 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:40:36,791 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:40:36,793 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:40:36,794 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:40:36,795 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:40:36,800 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:40:36,801 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:40:36,802 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:40:36,803 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:40:36,804 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:40:36,805 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:40:36,805 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:40:36,806 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:40:36,807 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:40:36,807 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:40:36,808 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:40:36,808 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:40:36,811 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:40:36,811 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:40:36,812 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:40:36,812 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:40:36,813 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:36,814 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:40:36,814 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:40:36,815 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:40:36,815 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:40:36,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:40:36,817 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:40:36,817 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_874e5e85-43dd-4a8f-aacf-206e7da2a696/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874e5e85-43dd-4a8f-aacf-206e7da2a696/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff7f98b41a2da3578e790df894a867e943a0857e97661a8032b524a76ca3b438 [2023-11-21 18:40:37,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:40:37,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:40:37,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:40:37,190 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:40:37,191 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:40:37,192 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874e5e85-43dd-4a8f-aacf-206e7da2a696/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/termination-recursive-malloc/selectionSort_recursive.i [2023-11-21 18:40:40,396 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:40:40,609 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:40:40,610 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874e5e85-43dd-4a8f-aacf-206e7da2a696/sv-benchmarks/c/termination-recursive-malloc/selectionSort_recursive.i [2023-11-21 18:40:40,617 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874e5e85-43dd-4a8f-aacf-206e7da2a696/bin/ukojak-verify-i0I2FZA1j2/data/63e0d7c58/716d55fb694b4275acf74031ca43c3dd/FLAGd44f7e007 [2023-11-21 18:40:40,632 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874e5e85-43dd-4a8f-aacf-206e7da2a696/bin/ukojak-verify-i0I2FZA1j2/data/63e0d7c58/716d55fb694b4275acf74031ca43c3dd [2023-11-21 18:40:40,635 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:40:40,637 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:40:40,639 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:40,639 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:40:40,645 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:40:40,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:40,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18318c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40, skipping insertion in model container [2023-11-21 18:40:40,647 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:40,669 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:40:40,849 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:40,859 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:40:40,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:40,896 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:40:40,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40 WrapperNode [2023-11-21 18:40:40,897 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:40,898 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:40,898 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:40:40,898 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:40:40,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:40,913 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:40,932 INFO L138 Inliner]: procedures = 11, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 33 [2023-11-21 18:40:40,933 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:40,933 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:40:40,933 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:40:40,934 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:40:40,943 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:40,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:40,945 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:40,945 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:40,951 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:40,955 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:40,956 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:40,957 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:40,959 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:40:40,960 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:40:40,961 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:40:40,961 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:40:40,962 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:40,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:40,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874e5e85-43dd-4a8f-aacf-206e7da2a696/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:40:40,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874e5e85-43dd-4a8f-aacf-206e7da2a696/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:40:41,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874e5e85-43dd-4a8f-aacf-206e7da2a696/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:40:41,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:40:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:40:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:40:41,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:40:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:40:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure selectionSort [2023-11-21 18:40:41,049 INFO L138 BoogieDeclarations]: Found implementation of procedure selectionSort [2023-11-21 18:40:41,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:40:41,127 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:40:41,130 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:40:41,375 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:40:41,457 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:40:41,461 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:40:41,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:41 BoogieIcfgContainer [2023-11-21 18:40:41,463 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:40:41,464 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:40:41,465 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:40:41,476 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:40:41,476 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:41" (1/1) ... [2023-11-21 18:40:41,487 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:40:41,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:41,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 33 states and 37 transitions. [2023-11-21 18:40:41,560 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2023-11-21 18:40:41,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:40:41,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:41,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:41,947 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 18:40:42,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:42,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 35 states and 41 transitions. [2023-11-21 18:40:42,032 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2023-11-21 18:40:42,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:40:42,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:42,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:42,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:42,117 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 18:40:42,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:42,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2023-11-21 18:40:42,206 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2023-11-21 18:40:42,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:40:42,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:42,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:42,317 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 18:40:42,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:42,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2023-11-21 18:40:42,336 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2023-11-21 18:40:42,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:40:42,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:42,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:42,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:42,440 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 18:40:42,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:42,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2023-11-21 18:40:42,541 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-21 18:40:42,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:40:42,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:42,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:42,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:40:42,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:42,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 43 states and 54 transitions. [2023-11-21 18:40:42,894 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2023-11-21 18:40:42,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:40:42,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:42,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:42,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:43,011 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:43,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:43,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 46 states and 59 transitions. [2023-11-21 18:40:43,353 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2023-11-21 18:40:43,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:40:43,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:43,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:43,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:43,606 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 18:40:43,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:43,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 50 states and 66 transitions. [2023-11-21 18:40:43,924 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2023-11-21 18:40:43,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:40:43,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:43,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:44,092 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:44,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:44,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2023-11-21 18:40:44,138 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2023-11-21 18:40:44,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:40:44,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:44,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:44,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:40:44,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:44,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 51 states and 67 transitions. [2023-11-21 18:40:44,783 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2023-11-21 18:40:44,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:40:44,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:44,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:44,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:44,839 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:40:45,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:45,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2023-11-21 18:40:45,006 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2023-11-21 18:40:45,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:40:45,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:45,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:45,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:45,190 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 18:40:45,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:45,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2023-11-21 18:40:45,558 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2023-11-21 18:40:45,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:40:45,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:45,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:45,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:45,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:40:45,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:45,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 55 states and 73 transitions. [2023-11-21 18:40:45,628 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2023-11-21 18:40:45,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:40:45,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:45,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:45,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:45,863 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 18:40:46,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:46,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 59 states and 81 transitions. [2023-11-21 18:40:46,311 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2023-11-21 18:40:46,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:40:46,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:46,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:46,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:46,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:40:46,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:46,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 61 states and 85 transitions. [2023-11-21 18:40:46,405 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2023-11-21 18:40:46,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:40:46,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:46,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:46,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:46,554 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 18:40:46,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:46,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 62 states and 85 transitions. [2023-11-21 18:40:46,764 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 85 transitions. [2023-11-21 18:40:46,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:40:46,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:46,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:46,842 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:40:47,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:47,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 65 states and 88 transitions. [2023-11-21 18:40:47,266 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2023-11-21 18:40:47,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:40:47,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:47,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:47,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:47,508 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:47,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:47,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 65 states and 87 transitions. [2023-11-21 18:40:47,732 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 87 transitions. [2023-11-21 18:40:47,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:40:47,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:47,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:47,988 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:48,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:48,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 68 states and 94 transitions. [2023-11-21 18:40:48,447 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 94 transitions. [2023-11-21 18:40:48,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:40:48,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:48,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:48,753 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:49,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:49,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 72 states and 102 transitions. [2023-11-21 18:40:49,312 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 102 transitions. [2023-11-21 18:40:49,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:40:49,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:49,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:49,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:49,512 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:40:49,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:49,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 74 states and 107 transitions. [2023-11-21 18:40:49,939 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 107 transitions. [2023-11-21 18:40:49,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:40:49,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:49,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:49,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:49,981 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:50,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:50,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 77 states and 110 transitions. [2023-11-21 18:40:50,533 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 110 transitions. [2023-11-21 18:40:50,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:40:50,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:50,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:50,912 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:51,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:51,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 109 transitions. [2023-11-21 18:40:51,205 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2023-11-21 18:40:51,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:40:51,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:51,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:51,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:51,455 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:52,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:52,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 117 transitions. [2023-11-21 18:40:52,092 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2023-11-21 18:40:52,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:40:52,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:52,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:52,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:52,134 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:40:52,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:52,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 81 states and 118 transitions. [2023-11-21 18:40:52,148 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 118 transitions. [2023-11-21 18:40:52,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:40:52,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:52,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:52,343 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 18:40:53,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:53,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 87 states and 130 transitions. [2023-11-21 18:40:53,200 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2023-11-21 18:40:53,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:40:53,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:53,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:53,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:53,578 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:54,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:54,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 91 states and 138 transitions. [2023-11-21 18:40:54,320 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 138 transitions. [2023-11-21 18:40:54,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:40:54,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:54,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:54,696 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:56,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 92 states and 138 transitions. [2023-11-21 18:40:56,052 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 138 transitions. [2023-11-21 18:40:56,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:40:56,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:56,337 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:40:56,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 93 states and 141 transitions. [2023-11-21 18:40:56,466 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 141 transitions. [2023-11-21 18:40:56,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:40:56,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:56,522 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:40:56,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 95 states and 142 transitions. [2023-11-21 18:40:56,891 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2023-11-21 18:40:56,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:40:56,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:56,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:56,929 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:40:57,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:57,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 98 states and 145 transitions. [2023-11-21 18:40:57,669 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 145 transitions. [2023-11-21 18:40:57,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:40:57,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:57,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:57,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:58,191 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 12 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:58,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:58,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 98 states and 144 transitions. [2023-11-21 18:40:58,568 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 144 transitions. [2023-11-21 18:40:58,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:40:58,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:58,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:58,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:58,877 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:59,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:59,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 101 states and 153 transitions. [2023-11-21 18:40:59,644 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 153 transitions. [2023-11-21 18:40:59,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:40:59,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:59,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:59,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:59,940 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:00,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:00,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 104 states and 159 transitions. [2023-11-21 18:41:00,781 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 159 transitions. [2023-11-21 18:41:00,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:41:00,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:00,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:00,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:01,249 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:02,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:02,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 108 states and 167 transitions. [2023-11-21 18:41:02,193 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 167 transitions. [2023-11-21 18:41:02,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:41:02,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:02,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:02,407 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:41:03,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:03,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 112 states and 174 transitions. [2023-11-21 18:41:03,304 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 174 transitions. [2023-11-21 18:41:03,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:41:03,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:03,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:03,343 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:41:03,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:03,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 114 states and 175 transitions. [2023-11-21 18:41:03,790 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 175 transitions. [2023-11-21 18:41:03,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:41:03,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:03,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:03,850 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-21 18:41:04,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:04,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 117 states and 178 transitions. [2023-11-21 18:41:04,669 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 178 transitions. [2023-11-21 18:41:04,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:41:04,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:04,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:04,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:05,404 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 22 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:05,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:05,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 117 states and 177 transitions. [2023-11-21 18:41:05,862 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 177 transitions. [2023-11-21 18:41:05,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:41:05,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:05,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:05,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:06,243 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:07,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:07,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 120 states and 187 transitions. [2023-11-21 18:41:07,136 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 187 transitions. [2023-11-21 18:41:07,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:41:07,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:07,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:07,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:07,220 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:41:07,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:07,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 125 states and 192 transitions. [2023-11-21 18:41:07,727 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 192 transitions. [2023-11-21 18:41:07,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:41:07,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:07,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:07,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:07,898 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:41:08,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:08,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 126 states and 192 transitions. [2023-11-21 18:41:08,454 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 192 transitions. [2023-11-21 18:41:08,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:41:08,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:08,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:08,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:08,999 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:10,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:10,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 130 states and 200 transitions. [2023-11-21 18:41:10,077 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 200 transitions. [2023-11-21 18:41:10,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:41:10,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:10,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:10,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:10,428 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:11,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:11,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 136 states and 215 transitions. [2023-11-21 18:41:11,855 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 215 transitions. [2023-11-21 18:41:11,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:41:11,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:11,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:11,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:11,896 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-21 18:41:12,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:12,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 139 states and 218 transitions. [2023-11-21 18:41:13,002 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 218 transitions. [2023-11-21 18:41:13,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:41:13,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:13,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:13,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:14,011 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 35 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:14,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:14,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 139 states and 217 transitions. [2023-11-21 18:41:14,496 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 217 transitions. [2023-11-21 18:41:14,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:41:14,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:14,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:14,915 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:15,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:15,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 142 states and 228 transitions. [2023-11-21 18:41:15,933 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 228 transitions. [2023-11-21 18:41:15,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:41:15,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:15,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:16,292 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:41:17,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:17,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 141 states and 227 transitions. [2023-11-21 18:41:17,539 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 227 transitions. [2023-11-21 18:41:17,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:41:17,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:17,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:17,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:18,089 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:41:19,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:19,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 144 states and 235 transitions. [2023-11-21 18:41:19,173 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 235 transitions. [2023-11-21 18:41:19,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:41:19,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:19,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:19,801 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 18:41:21,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:21,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 148 states and 244 transitions. [2023-11-21 18:41:21,058 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 244 transitions. [2023-11-21 18:41:21,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:41:21,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:21,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:21,254 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:41:22,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:22,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 150 states and 255 transitions. [2023-11-21 18:41:22,055 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 255 transitions. [2023-11-21 18:41:22,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:41:22,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:22,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:22,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:22,208 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:23,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:23,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 152 states and 257 transitions. [2023-11-21 18:41:23,219 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 257 transitions. [2023-11-21 18:41:23,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:41:23,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:23,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:23,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:23,563 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:41:24,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:24,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 152 states and 253 transitions. [2023-11-21 18:41:24,666 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 253 transitions. [2023-11-21 18:41:24,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:41:24,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:24,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:24,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:24,706 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:41:25,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:25,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 154 states and 254 transitions. [2023-11-21 18:41:25,278 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 254 transitions. [2023-11-21 18:41:25,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:41:25,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:25,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:25,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:25,361 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-21 18:41:26,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:26,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 157 states and 257 transitions. [2023-11-21 18:41:26,455 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 257 transitions. [2023-11-21 18:41:26,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:41:26,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:26,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:26,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat