./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7b00d9-126b-4ef6-b989-1613130a2554/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7b00d9-126b-4ef6-b989-1613130a2554/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_bd7b00d9-126b-4ef6-b989-1613130a2554/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7b00d9-126b-4ef6-b989-1613130a2554/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7b00d9-126b-4ef6-b989-1613130a2554/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_bd7b00d9-126b-4ef6-b989-1613130a2554/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 01a4b84af22ba9336b377376d27423612474043c2c250fad1845bccdee580746 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:39:37,119 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:39:37,206 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7b00d9-126b-4ef6-b989-1613130a2554/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:39:37,212 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:39:37,213 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:39:37,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:39:37,251 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:39:37,251 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:39:37,252 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:39:37,253 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:39:37,253 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:39:37,254 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:39:37,254 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:39:37,255 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:39:37,255 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:39:37,256 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:39:37,256 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:39:37,257 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:39:37,258 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:39:37,258 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:39:37,259 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:39:37,259 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:39:37,260 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:39:37,260 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:39:37,261 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:39:37,273 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:37,273 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:39:37,274 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:39:37,274 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:39:37,275 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:39:37,275 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:39:37,276 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:39:37,276 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_bd7b00d9-126b-4ef6-b989-1613130a2554/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7b00d9-126b-4ef6-b989-1613130a2554/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01a4b84af22ba9336b377376d27423612474043c2c250fad1845bccdee580746 [2023-11-21 18:39:37,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:39:37,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:39:37,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:39:37,587 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:39:37,588 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:39:37,589 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7b00d9-126b-4ef6-b989-1613130a2554/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-2.c [2023-11-21 18:39:40,740 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:39:40,952 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:39:40,961 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7b00d9-126b-4ef6-b989-1613130a2554/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-2.c [2023-11-21 18:39:40,968 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7b00d9-126b-4ef6-b989-1613130a2554/bin/ukojak-verify-i0I2FZA1j2/data/ccf970732/46d9629be9f143c4aa8eae5d68c2b2de/FLAG601f71bc5 [2023-11-21 18:39:41,001 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7b00d9-126b-4ef6-b989-1613130a2554/bin/ukojak-verify-i0I2FZA1j2/data/ccf970732/46d9629be9f143c4aa8eae5d68c2b2de [2023-11-21 18:39:41,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:39:41,012 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:39:41,015 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:41,015 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:39:41,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:39:41,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:41" (1/1) ... [2023-11-21 18:39:41,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35422c3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:41, skipping insertion in model container [2023-11-21 18:39:41,026 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:41" (1/1) ... [2023-11-21 18:39:41,052 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:39:41,214 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:41,218 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:39:41,235 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:41,249 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:39:41,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:41 WrapperNode [2023-11-21 18:39:41,250 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:41,251 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:41,252 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:39:41,252 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:39:41,260 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:41" (1/1) ... [2023-11-21 18:39:41,265 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:41" (1/1) ... [2023-11-21 18:39:41,294 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 60 [2023-11-21 18:39:41,294 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:41,295 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:39:41,295 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:39:41,295 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:39:41,302 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:41" (1/1) ... [2023-11-21 18:39:41,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:41" (1/1) ... [2023-11-21 18:39:41,304 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:41" (1/1) ... [2023-11-21 18:39:41,304 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:41" (1/1) ... [2023-11-21 18:39:41,306 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:41" (1/1) ... [2023-11-21 18:39:41,312 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:41" (1/1) ... [2023-11-21 18:39:41,313 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:41" (1/1) ... [2023-11-21 18:39:41,315 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:41" (1/1) ... [2023-11-21 18:39:41,317 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:39:41,318 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:39:41,318 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:39:41,318 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:39:41,319 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:41" (1/1) ... [2023-11-21 18:39:41,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:41,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7b00d9-126b-4ef6-b989-1613130a2554/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:39:41,368 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7b00d9-126b-4ef6-b989-1613130a2554/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:39:41,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7b00d9-126b-4ef6-b989-1613130a2554/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:39:41,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:39:41,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:39:41,522 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:39:41,524 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:39:41,716 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:39:41,811 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:39:41,812 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:39:41,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:41 BoogieIcfgContainer [2023-11-21 18:39:41,814 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:39:41,815 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:39:41,815 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:39:41,829 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:39:41,829 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:41" (1/1) ... [2023-11-21 18:39:41,842 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:39:41,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:41,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-21 18:39:41,892 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-21 18:39:41,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:39:41,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:41,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:42,100 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 18:39:42,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:42,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2023-11-21 18:39:42,169 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2023-11-21 18:39:42,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:39:42,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:42,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:42,223 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 18:39:42,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:42,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2023-11-21 18:39:42,375 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-11-21 18:39:42,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:39:42,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:42,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:42,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:42,427 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 18:39:42,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:42,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2023-11-21 18:39:42,603 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2023-11-21 18:39:42,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:39:42,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:42,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:42,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:42,655 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 18:39:42,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:42,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 31 states and 50 transitions. [2023-11-21 18:39:42,826 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2023-11-21 18:39:42,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:39:42,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:42,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:42,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:42,896 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 18:39:43,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:43,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2023-11-21 18:39:43,119 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2023-11-21 18:39:43,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:39:43,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:43,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:43,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:43,234 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:43,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:43,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 36 states and 57 transitions. [2023-11-21 18:39:43,269 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 57 transitions. [2023-11-21 18:39:43,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:39:43,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:43,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:43,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:43,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:43,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 38 states and 61 transitions. [2023-11-21 18:39:43,469 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2023-11-21 18:39:43,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:39:43,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:43,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:43,580 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 18:39:43,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:43,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 43 states and 70 transitions. [2023-11-21 18:39:43,863 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 70 transitions. [2023-11-21 18:39:43,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:39:43,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:43,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:43,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:43,957 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:44,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:44,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2023-11-21 18:39:44,183 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2023-11-21 18:39:44,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:39:44,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:44,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:44,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:44,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:39:44,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:44,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 48 states and 81 transitions. [2023-11-21 18:39:44,355 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 81 transitions. [2023-11-21 18:39:44,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:39:44,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:44,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:44,404 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 18:39:44,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:44,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 52 states and 93 transitions. [2023-11-21 18:39:44,785 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 93 transitions. [2023-11-21 18:39:44,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:39:44,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:44,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:44,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:45,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:45,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 99 transitions. [2023-11-21 18:39:45,142 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 99 transitions. [2023-11-21 18:39:45,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:39:45,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:45,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:45,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:39:45,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:45,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 56 states and 100 transitions. [2023-11-21 18:39:45,346 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 100 transitions. [2023-11-21 18:39:45,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:39:45,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:45,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:45,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:45,388 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:39:45,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:45,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 58 states and 104 transitions. [2023-11-21 18:39:45,620 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 104 transitions. [2023-11-21 18:39:45,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:39:45,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:45,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:45,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:45,713 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:39:46,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:46,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 68 states and 129 transitions. [2023-11-21 18:39:46,936 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 129 transitions. [2023-11-21 18:39:46,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:39:46,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:46,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:46,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:47,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:47,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:47,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 69 states and 129 transitions. [2023-11-21 18:39:47,160 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 129 transitions. [2023-11-21 18:39:47,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:39:47,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:47,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:47,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:47,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:39:47,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:47,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 75 states and 140 transitions. [2023-11-21 18:39:47,728 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 140 transitions. [2023-11-21 18:39:47,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:39:47,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:47,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:47,755 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:39:48,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:48,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 77 states and 143 transitions. [2023-11-21 18:39:48,151 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 143 transitions. [2023-11-21 18:39:48,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:39:48,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:48,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:48,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:48,235 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 18:39:48,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:48,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 78 states and 147 transitions. [2023-11-21 18:39:48,500 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 147 transitions. [2023-11-21 18:39:48,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:39:48,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:48,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:48,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:48,520 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:39:49,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:49,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 82 states and 152 transitions. [2023-11-21 18:39:49,026 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 152 transitions. [2023-11-21 18:39:49,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:39:49,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:49,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:49,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:49,179 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:39:51,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:51,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 94 states and 186 transitions. [2023-11-21 18:39:51,168 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 186 transitions. [2023-11-21 18:39:51,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:39:51,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:51,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:51,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:51,185 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:39:51,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:51,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 95 states and 187 transitions. [2023-11-21 18:39:51,432 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 187 transitions. [2023-11-21 18:39:51,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:39:51,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:51,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:51,631 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:52,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:52,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 99 states and 194 transitions. [2023-11-21 18:39:52,591 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 194 transitions. [2023-11-21 18:39:52,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:39:52,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:52,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:52,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:52,784 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:39:55,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:55,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 111 states and 230 transitions. [2023-11-21 18:39:55,728 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 230 transitions. [2023-11-21 18:39:55,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:39:55,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:55,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:55,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:55,758 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:39:56,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:56,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 113 states and 237 transitions. [2023-11-21 18:39:56,408 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 237 transitions. [2023-11-21 18:39:56,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:39:56,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:56,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:56,428 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:39:57,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:57,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 115 states and 246 transitions. [2023-11-21 18:39:57,038 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 246 transitions. [2023-11-21 18:39:57,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:39:57,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:57,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:57,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:57,069 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 18:39:57,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:57,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 117 states and 247 transitions. [2023-11-21 18:39:57,310 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 247 transitions. [2023-11-21 18:39:57,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:39:57,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:57,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:57,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:57,333 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:39:57,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:57,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 120 states and 255 transitions. [2023-11-21 18:39:57,965 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 255 transitions. [2023-11-21 18:39:57,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:39:57,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:57,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:57,995 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 18:39:58,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:58,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 122 states and 256 transitions. [2023-11-21 18:39:58,334 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 256 transitions. [2023-11-21 18:39:58,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:39:58,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:58,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:58,607 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:59,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:59,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 123 states and 258 transitions. [2023-11-21 18:39:59,568 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 258 transitions. [2023-11-21 18:39:59,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:39:59,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:59,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:59,608 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:39:59,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:59,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 123 states and 257 transitions. [2023-11-21 18:39:59,974 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 257 transitions. [2023-11-21 18:39:59,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:39:59,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:59,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:59,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:00,020 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 18:40:00,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:00,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 125 states and 258 transitions. [2023-11-21 18:40:00,395 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 258 transitions. [2023-11-21 18:40:00,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:40:00,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:00,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:00,423 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:40:01,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:01,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 129 states and 265 transitions. [2023-11-21 18:40:01,494 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 265 transitions. [2023-11-21 18:40:01,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:40:01,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:01,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:01,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:01,755 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:02,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:02,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 132 states and 275 transitions. [2023-11-21 18:40:02,674 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 275 transitions. [2023-11-21 18:40:02,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:40:02,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:02,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:02,713 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:03,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:03,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 133 states and 278 transitions. [2023-11-21 18:40:03,133 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 278 transitions. [2023-11-21 18:40:03,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:40:03,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:03,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:03,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:03,152 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:40:04,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:04,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 137 states and 288 transitions. [2023-11-21 18:40:04,022 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 288 transitions. [2023-11-21 18:40:04,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:40:04,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:04,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:04,045 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 18:40:04,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:04,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 139 states and 296 transitions. [2023-11-21 18:40:04,820 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 296 transitions. [2023-11-21 18:40:04,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:40:04,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:04,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:04,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:04,839 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:40:06,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:06,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 146 states and 309 transitions. [2023-11-21 18:40:06,524 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 309 transitions. [2023-11-21 18:40:06,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:40:06,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:06,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:06,557 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:40:07,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:07,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 150 states and 314 transitions. [2023-11-21 18:40:07,604 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 314 transitions. [2023-11-21 18:40:07,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:40:07,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:07,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:07,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:07,638 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:08,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:08,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 152 states and 315 transitions. [2023-11-21 18:40:08,073 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 315 transitions. [2023-11-21 18:40:08,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:40:08,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:08,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:08,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:08,101 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:40:08,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:08,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 155 states and 323 transitions. [2023-11-21 18:40:08,998 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 323 transitions. [2023-11-21 18:40:08,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:40:08,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:08,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:09,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:09,021 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:40:09,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:09,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 159 states and 331 transitions. [2023-11-21 18:40:09,907 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 331 transitions. [2023-11-21 18:40:09,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:40:09,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:09,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:09,927 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:40:10,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:10,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 160 states and 332 transitions. [2023-11-21 18:40:10,349 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 332 transitions. [2023-11-21 18:40:10,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:40:10,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:10,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:10,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:10,381 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:10,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:10,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 162 states and 333 transitions. [2023-11-21 18:40:10,612 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 333 transitions. [2023-11-21 18:40:10,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:40:10,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:10,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:10,632 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:40:11,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:11,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 164 states and 335 transitions. [2023-11-21 18:40:11,162 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 335 transitions. [2023-11-21 18:40:11,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:40:11,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:11,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:11,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:11,206 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:40:11,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:11,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 166 states and 336 transitions. [2023-11-21 18:40:11,730 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 336 transitions. [2023-11-21 18:40:11,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:40:11,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:11,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:11,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:11,749 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:40:12,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:12,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 166 states and 334 transitions. [2023-11-21 18:40:12,185 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 334 transitions. [2023-11-21 18:40:12,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:40:12,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:12,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:12,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:12,204 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:40:12,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:12,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 166 states and 333 transitions. [2023-11-21 18:40:12,608 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 333 transitions. [2023-11-21 18:40:12,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:40:12,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:12,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:12,627 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 18:40:13,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:13,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 167 states and 334 transitions. [2023-11-21 18:40:13,124 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 334 transitions. [2023-11-21 18:40:13,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:40:13,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:13,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:13,468 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:14,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:14,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 170 states and 340 transitions. [2023-11-21 18:40:14,757 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 340 transitions. [2023-11-21 18:40:14,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:40:14,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:14,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:14,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:14,789 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:15,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:15,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 171 states and 347 transitions. [2023-11-21 18:40:15,355 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 347 transitions. [2023-11-21 18:40:15,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:40:15,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:15,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:15,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:15,375 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:40:15,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:15,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 172 states and 347 transitions. [2023-11-21 18:40:15,812 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 347 transitions. [2023-11-21 18:40:15,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:40:15,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:15,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:15,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:15,842 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:40:16,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:16,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 172 states and 345 transitions. [2023-11-21 18:40:16,273 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 345 transitions. [2023-11-21 18:40:16,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:40:16,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:16,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:16,296 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:40:16,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:16,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 174 states and 347 transitions. [2023-11-21 18:40:16,807 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 347 transitions. [2023-11-21 18:40:16,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:40:16,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:16,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:16,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:16,831 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:40:17,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:17,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 176 states and 348 transitions. [2023-11-21 18:40:17,349 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 348 transitions. [2023-11-21 18:40:17,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:40:17,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:17,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:17,366 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:40:18,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:18,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 180 states and 358 transitions. [2023-11-21 18:40:18,583 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 358 transitions. [2023-11-21 18:40:18,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:40:18,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:18,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:18,621 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:40:20,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:20,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 183 states and 363 transitions. [2023-11-21 18:40:20,189 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 363 transitions. [2023-11-21 18:40:20,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:40:20,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:20,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:20,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:20,227 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:21,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:21,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 186 states and 368 transitions. [2023-11-21 18:40:21,249 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 368 transitions. [2023-11-21 18:40:21,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:40:21,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:21,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:21,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:21,286 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:21,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:21,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 188 states and 370 transitions. [2023-11-21 18:40:21,875 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 370 transitions. [2023-11-21 18:40:21,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:40:21,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:21,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:21,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:21,893 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:40:22,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:22,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 190 states and 373 transitions. [2023-11-21 18:40:22,409 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 373 transitions. [2023-11-21 18:40:22,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:40:22,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:22,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:22,429 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:40:22,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:22,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 192 states and 374 transitions. [2023-11-21 18:40:22,913 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 374 transitions. [2023-11-21 18:40:22,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:40:22,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:22,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:22,953 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:40:24,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:24,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 196 states and 380 transitions. [2023-11-21 18:40:24,614 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 380 transitions. [2023-11-21 18:40:24,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:40:24,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:24,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:24,634 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:40:25,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:25,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 200 states and 386 transitions. [2023-11-21 18:40:25,875 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 386 transitions. [2023-11-21 18:40:25,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:40:25,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:25,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:25,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:25,895 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:40:26,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:26,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 202 states and 389 transitions. [2023-11-21 18:40:26,540 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 389 transitions. [2023-11-21 18:40:26,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:40:26,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:26,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:26,559 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:40:26,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:26,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 204 states and 390 transitions. [2023-11-21 18:40:26,599 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 390 transitions. [2023-11-21 18:40:26,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:40:26,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:26,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:27,057 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:28,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:28,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 207 states and 401 transitions. [2023-11-21 18:40:28,652 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 401 transitions. [2023-11-21 18:40:28,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:40:28,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:28,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:28,672 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:40:30,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:30,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 213 states and 408 transitions. [2023-11-21 18:40:30,348 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 408 transitions. [2023-11-21 18:40:30,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:40:30,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:30,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:30,391 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:31,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:31,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 215 states and 409 transitions. [2023-11-21 18:40:31,018 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 409 transitions. [2023-11-21 18:40:31,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:40:31,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:31,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:31,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:31,064 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:40:32,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:32,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 219 states and 415 transitions. [2023-11-21 18:40:32,105 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 415 transitions. [2023-11-21 18:40:32,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:40:32,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:32,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:32,139 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.