./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-tiling/rewnif.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_4db11149-a520-4901-b713-3b0902121897/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db11149-a520-4901-b713-3b0902121897/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db11149-a520-4901-b713-3b0902121897/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db11149-a520-4901-b713-3b0902121897/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/rewnif.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db11149-a520-4901-b713-3b0902121897/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db11149-a520-4901-b713-3b0902121897/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5ee21d1db2a363655b71bcb8ab92ef8d6b86a57a4ebbd79d98cb55c59d3ed1f5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:08:43,478 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:08:43,542 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db11149-a520-4901-b713-3b0902121897/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 22:08:43,546 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:08:43,547 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:08:43,567 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:08:43,568 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:08:43,569 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:08:43,569 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:08:43,570 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:08:43,571 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:08:43,571 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:08:43,571 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:08:43,572 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:08:43,572 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:08:43,573 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:08:43,573 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:08:43,574 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:08:43,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:08:43,575 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:08:43,575 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:08:43,576 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:08:43,576 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:08:43,577 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:08:43,577 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:08:43,578 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:08:43,578 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:08:43,579 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:08:43,579 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:08:43,580 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:08:43,580 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:08:43,581 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:08:43,581 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:08:43,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:08:43,582 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:08:43,582 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_4db11149-a520-4901-b713-3b0902121897/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db11149-a520-4901-b713-3b0902121897/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ee21d1db2a363655b71bcb8ab92ef8d6b86a57a4ebbd79d98cb55c59d3ed1f5 [2023-12-02 22:08:43,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:08:43,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:08:43,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:08:43,831 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:08:43,831 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:08:43,833 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db11149-a520-4901-b713-3b0902121897/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/array-tiling/rewnif.c [2023-12-02 22:08:46,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:08:46,828 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:08:46,829 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db11149-a520-4901-b713-3b0902121897/sv-benchmarks/c/array-tiling/rewnif.c [2023-12-02 22:08:46,836 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db11149-a520-4901-b713-3b0902121897/bin/ukojak-verify-Qdu7aM0XO9/data/b595bfaa4/c12580b43e6c4b0883b98e4b8bbb1c05/FLAGc7519011c [2023-12-02 22:08:46,851 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db11149-a520-4901-b713-3b0902121897/bin/ukojak-verify-Qdu7aM0XO9/data/b595bfaa4/c12580b43e6c4b0883b98e4b8bbb1c05 [2023-12-02 22:08:46,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:08:46,856 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:08:46,857 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:08:46,857 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:08:46,862 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:08:46,863 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:08:46" (1/1) ... [2023-12-02 22:08:46,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ffa7b6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:46, skipping insertion in model container [2023-12-02 22:08:46,865 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:08:46" (1/1) ... [2023-12-02 22:08:46,886 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:08:47,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:08:47,063 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:08:47,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:08:47,095 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:08:47,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:47 WrapperNode [2023-12-02 22:08:47,096 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:08:47,097 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:08:47,097 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:08:47,097 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:08:47,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:47" (1/1) ... [2023-12-02 22:08:47,110 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:47" (1/1) ... [2023-12-02 22:08:47,130 INFO L138 Inliner]: procedures = 16, calls = 13, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2023-12-02 22:08:47,130 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:08:47,131 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:08:47,131 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:08:47,131 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:08:47,140 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:47" (1/1) ... [2023-12-02 22:08:47,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:47" (1/1) ... [2023-12-02 22:08:47,142 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:47" (1/1) ... [2023-12-02 22:08:47,142 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:47" (1/1) ... [2023-12-02 22:08:47,147 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:47" (1/1) ... [2023-12-02 22:08:47,150 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:47" (1/1) ... [2023-12-02 22:08:47,151 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:47" (1/1) ... [2023-12-02 22:08:47,152 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:47" (1/1) ... [2023-12-02 22:08:47,154 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:08:47,155 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:08:47,155 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:08:47,156 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:08:47,156 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:47" (1/1) ... [2023-12-02 22:08:47,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:08:47,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db11149-a520-4901-b713-3b0902121897/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:08:47,188 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db11149-a520-4901-b713-3b0902121897/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:08:47,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db11149-a520-4901-b713-3b0902121897/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:08:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:08:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:08:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:08:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 22:08:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:08:47,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:08:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:08:47,298 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:08:47,300 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:08:47,443 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:08:47,481 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:08:47,482 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 22:08:47,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:08:47 BoogieIcfgContainer [2023-12-02 22:08:47,484 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:08:47,484 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:08:47,485 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:08:47,493 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:08:47,493 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:08:47" (1/1) ... [2023-12-02 22:08:47,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:08:47,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:47,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2023-12-02 22:08:47,552 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2023-12-02 22:08:47,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:08:47,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:47,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:47,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:47,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:47,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2023-12-02 22:08:47,774 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2023-12-02 22:08:47,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 22:08:47,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:47,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:47,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:47,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:47,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2023-12-02 22:08:47,961 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2023-12-02 22:08:47,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 22:08:47,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:47,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:48,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:48,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:48,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2023-12-02 22:08:48,022 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2023-12-02 22:08:48,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:08:48,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:48,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:48,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:48,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:48,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:48,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2023-12-02 22:08:48,091 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2023-12-02 22:08:48,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:08:48,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:48,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:48,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:48,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:48,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2023-12-02 22:08:48,149 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-12-02 22:08:48,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:08:48,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:48,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:48,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:48,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:48,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2023-12-02 22:08:48,234 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2023-12-02 22:08:48,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:08:48,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:48,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:48,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:48,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:48,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:48,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2023-12-02 22:08:48,332 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2023-12-02 22:08:48,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:08:48,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:48,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:48,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:48,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:48,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2023-12-02 22:08:48,396 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2023-12-02 22:08:48,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:08:48,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:48,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:48,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:48,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:48,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:48,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2023-12-02 22:08:48,512 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-12-02 22:08:48,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:08:48,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:48,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:48,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:48,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:08:48,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:48,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2023-12-02 22:08:48,608 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2023-12-02 22:08:48,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:08:48,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:48,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:48,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:48,663 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:48,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:48,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2023-12-02 22:08:48,759 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2023-12-02 22:08:48,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:08:48,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:48,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:48,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:08:48,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:48,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 45 states and 56 transitions. [2023-12-02 22:08:48,814 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2023-12-02 22:08:48,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:08:48,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:48,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:48,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:48,852 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:08:48,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:48,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2023-12-02 22:08:48,979 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2023-12-02 22:08:48,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 22:08:48,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:48,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:48,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:49,075 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:08:49,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:49,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2023-12-02 22:08:49,279 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2023-12-02 22:08:49,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 22:08:49,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:49,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:49,318 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:08:49,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:49,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 47 states and 57 transitions. [2023-12-02 22:08:49,451 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2023-12-02 22:08:49,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 22:08:49,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:49,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:49,513 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:08:49,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:49,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2023-12-02 22:08:49,597 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2023-12-02 22:08:49,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:08:49,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:49,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:49,646 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:08:49,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:49,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2023-12-02 22:08:49,790 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2023-12-02 22:08:49,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:08:49,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:49,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:49,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:49,829 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:08:49,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:49,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 45 states and 55 transitions. [2023-12-02 22:08:49,846 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2023-12-02 22:08:49,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 22:08:49,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:49,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:49,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:49,897 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:08:50,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:50,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 44 states and 54 transitions. [2023-12-02 22:08:50,007 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2023-12-02 22:08:50,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:08:50,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:50,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:50,062 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:08:51,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:51,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 63 states and 79 transitions. [2023-12-02 22:08:51,097 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2023-12-02 22:08:51,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:08:51,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:51,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:51,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:51,132 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 22:08:51,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:51,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 65 states and 80 transitions. [2023-12-02 22:08:51,166 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 80 transitions. [2023-12-02 22:08:51,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:08:51,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:51,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:51,249 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:08:51,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:51,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 67 states and 84 transitions. [2023-12-02 22:08:51,373 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2023-12-02 22:08:51,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:08:51,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:51,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:51,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:51,461 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:08:51,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:51,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 70 states and 88 transitions. [2023-12-02 22:08:51,673 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2023-12-02 22:08:51,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 22:08:51,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:51,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:51,786 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:08:51,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:51,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 67 states and 82 transitions. [2023-12-02 22:08:51,856 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 82 transitions. [2023-12-02 22:08:51,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 22:08:51,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:51,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:52,166 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:53,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:53,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 79 states and 100 transitions. [2023-12-02 22:08:53,679 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 100 transitions. [2023-12-02 22:08:53,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 22:08:53,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:53,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:53,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:53,788 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:53,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:53,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 80 states and 100 transitions. [2023-12-02 22:08:53,980 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 100 transitions. [2023-12-02 22:08:53,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:08:53,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:53,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:54,150 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 22:08:55,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:55,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 84 states and 103 transitions. [2023-12-02 22:08:55,025 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 103 transitions. [2023-12-02 22:08:55,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:08:55,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:55,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:55,055 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 22:08:55,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:55,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 85 states and 104 transitions. [2023-12-02 22:08:55,269 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 104 transitions. [2023-12-02 22:08:55,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 22:08:55,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:55,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:55,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:55,310 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 22:08:55,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:55,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 86 states and 104 transitions. [2023-12-02 22:08:55,476 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 104 transitions. [2023-12-02 22:08:55,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 22:08:55,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:55,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:55,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:55,512 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 22:08:55,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:55,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 62 states and 76 transitions. [2023-12-02 22:08:55,626 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 76 transitions. [2023-12-02 22:08:55,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 22:08:55,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:55,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:55,819 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 22:08:56,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:56,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 65 states and 80 transitions. [2023-12-02 22:08:56,255 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 80 transitions. [2023-12-02 22:08:56,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 22:08:56,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:56,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:56,463 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 22:08:56,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:56,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 68 states and 84 transitions. [2023-12-02 22:08:56,873 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 84 transitions. [2023-12-02 22:08:56,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 22:08:56,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:56,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:57,411 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 21 proven. 33 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:09:00,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:00,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 108 transitions. [2023-12-02 22:09:00,864 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 108 transitions. [2023-12-02 22:09:00,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 22:09:00,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:00,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:01,125 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-12-02 22:09:01,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:01,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 93 states and 112 transitions. [2023-12-02 22:09:01,675 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 112 transitions. [2023-12-02 22:09:01,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 22:09:01,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:01,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:02,334 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 33 proven. 62 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:09:07,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:07,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 118 states and 140 transitions. [2023-12-02 22:09:07,059 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 140 transitions. [2023-12-02 22:09:07,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:09:07,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:07,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:07,388 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-12-02 22:09:08,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:08,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 121 states and 144 transitions. [2023-12-02 22:09:08,058 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 144 transitions. [2023-12-02 22:09:08,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 22:09:08,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:08,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:08,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:08,925 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 48 proven. 100 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:09:15,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:15,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 149 states and 176 transitions. [2023-12-02 22:09:15,545 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 176 transitions. [2023-12-02 22:09:15,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 22:09:15,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:15,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:15,921 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2023-12-02 22:09:16,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:16,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 152 states and 180 transitions. [2023-12-02 22:09:16,707 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 180 transitions. [2023-12-02 22:09:16,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 22:09:16,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:16,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:17,781 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 66 proven. 147 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:09:26,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:26,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 183 states and 216 transitions. [2023-12-02 22:09:26,426 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 216 transitions. [2023-12-02 22:09:26,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 22:09:26,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:26,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:26,973 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2023-12-02 22:09:27,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:27,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 186 states and 220 transitions. [2023-12-02 22:09:27,783 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 220 transitions. [2023-12-02 22:09:27,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 22:09:27,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:27,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:29,097 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 87 proven. 203 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:09:40,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:40,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 220 states and 260 transitions. [2023-12-02 22:09:40,116 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 260 transitions. [2023-12-02 22:09:40,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 22:09:40,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:40,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:40,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:40,729 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2023-12-02 22:09:41,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:41,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 223 states and 264 transitions. [2023-12-02 22:09:41,854 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 264 transitions. [2023-12-02 22:09:41,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-02 22:09:41,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:41,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:41,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:43,291 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 111 proven. 268 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:09:57,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:57,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 260 states and 308 transitions. [2023-12-02 22:09:57,657 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 308 transitions. [2023-12-02 22:09:57,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-02 22:09:57,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:57,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:58,300 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2023-12-02 22:09:59,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:59,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 263 states and 312 transitions. [2023-12-02 22:09:59,556 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 312 transitions. [2023-12-02 22:09:59,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-12-02 22:09:59,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:59,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:01,238 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 138 proven. 342 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:10:19,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:19,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 303 states and 360 transitions. [2023-12-02 22:10:19,220 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 360 transitions. [2023-12-02 22:10:19,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-02 22:10:19,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:19,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:19,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:19,914 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2023-12-02 22:10:21,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:21,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 306 states and 364 transitions. [2023-12-02 22:10:21,498 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 364 transitions. [2023-12-02 22:10:21,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-02 22:10:21,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:21,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:21,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:23,522 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 168 proven. 425 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:10:45,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:45,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 349 states and 416 transitions. [2023-12-02 22:10:45,861 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 416 transitions. [2023-12-02 22:10:45,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-02 22:10:45,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:45,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:45,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:46,740 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2023-12-02 22:10:48,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:48,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 352 states and 420 transitions. [2023-12-02 22:10:48,540 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 420 transitions. [2023-12-02 22:10:48,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 22:10:48,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:48,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:50,877 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 201 proven. 517 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:11:17,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:17,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 398 states and 476 transitions. [2023-12-02 22:11:17,885 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 476 transitions. [2023-12-02 22:11:17,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-02 22:11:17,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:17,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:18,839 INFO L134 CoverageAnalysis]: Checked inductivity of 818 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2023-12-02 22:11:20,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:20,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 401 states and 480 transitions. [2023-12-02 22:11:20,817 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 480 transitions. [2023-12-02 22:11:20,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-02 22:11:20,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:20,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:20,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:23,603 INFO L134 CoverageAnalysis]: Checked inductivity of 857 backedges. 237 proven. 618 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:11:55,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:55,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 450 states and 540 transitions. [2023-12-02 22:11:55,733 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 540 transitions. [2023-12-02 22:11:55,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-12-02 22:11:55,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:55,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:55,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:56,751 INFO L134 CoverageAnalysis]: Checked inductivity of 964 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 691 trivial. 0 not checked. [2023-12-02 22:11:59,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:59,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 453 states and 544 transitions. [2023-12-02 22:11:59,024 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 544 transitions. [2023-12-02 22:11:59,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-02 22:11:59,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:59,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:59,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:02,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1006 backedges. 276 proven. 728 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:12:40,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:40,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 505 states and 608 transitions. [2023-12-02 22:12:40,700 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 608 transitions. [2023-12-02 22:12:40,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 22:12:40,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:40,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:41,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 807 trivial. 0 not checked. [2023-12-02 22:12:44,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:44,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 508 states and 612 transitions. [2023-12-02 22:12:44,310 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 612 transitions. [2023-12-02 22:12:44,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-02 22:12:44,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:44,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:47,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1167 backedges. 318 proven. 847 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:13:33,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:33,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 563 states and 680 transitions. [2023-12-02 22:13:33,549 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 680 transitions. [2023-12-02 22:13:33,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-12-02 22:13:33,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:33,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:33,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:34,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1292 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 932 trivial. 0 not checked. [2023-12-02 22:13:37,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:37,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 566 states and 684 transitions. [2023-12-02 22:13:37,852 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 684 transitions. [2023-12-02 22:13:37,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-12-02 22:13:37,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:37,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:37,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:41,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1340 backedges. 363 proven. 975 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:14:36,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:36,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 624 states and 756 transitions. [2023-12-02 22:14:36,332 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 756 transitions. [2023-12-02 22:14:36,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-12-02 22:14:36,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:36,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:36,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:37,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1474 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 1066 trivial. 0 not checked. [2023-12-02 22:14:41,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:41,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 627 states and 760 transitions. [2023-12-02 22:14:41,276 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 760 transitions. [2023-12-02 22:14:41,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-02 22:14:41,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:41,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:41,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:45,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1525 backedges. 411 proven. 1112 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:15:48,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:48,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 688 states and 836 transitions. [2023-12-02 22:15:48,427 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 836 transitions. [2023-12-02 22:15:48,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-02 22:15:48,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:48,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:48,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:50,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1668 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 1209 trivial. 0 not checked. [2023-12-02 22:15:53,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:53,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 691 states and 840 transitions. [2023-12-02 22:15:53,821 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 840 transitions. [2023-12-02 22:15:53,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-02 22:15:53,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:53,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:53,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:58,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 462 proven. 1258 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:17:14,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:14,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 755 states and 920 transitions. [2023-12-02 22:17:14,152 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 920 transitions. [2023-12-02 22:17:14,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-12-02 22:17:14,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:14,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:14,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:16,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1874 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 1361 trivial. 0 not checked. [2023-12-02 22:17:20,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:20,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 758 states and 924 transitions. [2023-12-02 22:17:20,223 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 924 transitions. [2023-12-02 22:17:20,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-12-02 22:17:20,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:20,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:26,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1931 backedges. 516 proven. 1413 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:18:51,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:51,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 825 states and 1008 transitions. [2023-12-02 22:18:51,586 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1008 transitions. [2023-12-02 22:18:51,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-12-02 22:18:51,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:51,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:53,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2092 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 1522 trivial. 0 not checked. [2023-12-02 22:18:58,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:58,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 828 states and 1012 transitions. [2023-12-02 22:18:58,495 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1012 transitions. [2023-12-02 22:18:58,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-12-02 22:18:58,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:58,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:04,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2152 backedges. 573 proven. 1577 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:20:42,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:42,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 898 states and 1100 transitions. [2023-12-02 22:20:42,879 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1100 transitions. [2023-12-02 22:20:42,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-12-02 22:20:42,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:42,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:20:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:45,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2322 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 1692 trivial. 0 not checked. [2023-12-02 22:20:50,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:50,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 901 states and 1104 transitions. [2023-12-02 22:20:50,246 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1104 transitions. [2023-12-02 22:20:50,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-12-02 22:20:50,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:50,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:20:50,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:57,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2385 backedges. 633 proven. 1750 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.