./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_6f20fd73-1826-4e7f-b836-a36dee24304a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f20fd73-1826-4e7f-b836-a36dee24304a/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_6f20fd73-1826-4e7f-b836-a36dee24304a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f20fd73-1826-4e7f-b836-a36dee24304a/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f20fd73-1826-4e7f-b836-a36dee24304a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f20fd73-1826-4e7f-b836-a36dee24304a/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 32bit --witnessprinter.graph.data.programhash 8f0362e5bdd04ddb68671929eb7c82f3a55838c2357b753aa3b8d313416b3614 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:25:11,396 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:25:11,482 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f20fd73-1826-4e7f-b836-a36dee24304a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:25:11,497 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:25:11,498 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:25:11,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:25:11,543 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:25:11,544 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:25:11,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:25:11,550 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:25:11,551 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:25:11,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:25:11,552 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:25:11,554 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:25:11,554 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:25:11,555 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:25:11,555 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:25:11,556 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:25:11,556 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:25:11,557 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:25:11,557 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:25:11,561 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:25:11,561 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:25:11,562 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:25:11,562 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:25:11,563 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:25:11,563 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:25:11,564 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:25:11,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:25:11,565 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:25:11,565 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:25:11,566 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:25:11,566 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:25:11,567 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:25:11,567 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:25:11,567 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_6f20fd73-1826-4e7f-b836-a36dee24304a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f20fd73-1826-4e7f-b836-a36dee24304a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f0362e5bdd04ddb68671929eb7c82f3a55838c2357b753aa3b8d313416b3614 [2023-11-21 18:25:11,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:25:11,867 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:25:11,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:25:11,871 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:25:11,872 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:25:11,874 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f20fd73-1826-4e7f-b836-a36dee24304a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2023-11-21 18:25:14,905 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:25:15,131 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:25:15,132 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f20fd73-1826-4e7f-b836-a36dee24304a/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2023-11-21 18:25:15,142 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f20fd73-1826-4e7f-b836-a36dee24304a/bin/ukojak-verify-i0I2FZA1j2/data/3021d40a4/930a14afc0a64772b638e9f1699e07cb/FLAG41a525d25 [2023-11-21 18:25:15,158 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f20fd73-1826-4e7f-b836-a36dee24304a/bin/ukojak-verify-i0I2FZA1j2/data/3021d40a4/930a14afc0a64772b638e9f1699e07cb [2023-11-21 18:25:15,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:25:15,163 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:25:15,164 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:25:15,165 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:25:15,170 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:25:15,171 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:25:15" (1/1) ... [2023-11-21 18:25:15,172 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38ceffc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:15, skipping insertion in model container [2023-11-21 18:25:15,172 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:25:15" (1/1) ... [2023-11-21 18:25:15,213 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:25:15,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:25:15,437 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:25:15,488 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:25:15,504 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:25:15,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:15 WrapperNode [2023-11-21 18:25:15,505 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:25:15,506 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:25:15,507 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:25:15,507 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:25:15,515 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:15" (1/1) ... [2023-11-21 18:25:15,524 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:15" (1/1) ... [2023-11-21 18:25:15,556 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 236 [2023-11-21 18:25:15,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:25:15,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:25:15,557 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:25:15,558 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:25:15,568 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:15" (1/1) ... [2023-11-21 18:25:15,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:15" (1/1) ... [2023-11-21 18:25:15,572 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:15" (1/1) ... [2023-11-21 18:25:15,572 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:15" (1/1) ... [2023-11-21 18:25:15,579 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:15" (1/1) ... [2023-11-21 18:25:15,582 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:15" (1/1) ... [2023-11-21 18:25:15,584 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:15" (1/1) ... [2023-11-21 18:25:15,585 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:15" (1/1) ... [2023-11-21 18:25:15,589 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:25:15,590 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:25:15,590 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:25:15,590 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:25:15,591 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:15" (1/1) ... [2023-11-21 18:25:15,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:25:15,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f20fd73-1826-4e7f-b836-a36dee24304a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:25:15,627 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f20fd73-1826-4e7f-b836-a36dee24304a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:25:15,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f20fd73-1826-4e7f-b836-a36dee24304a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:25:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 18:25:15,664 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 18:25:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:25:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:25:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:25:15,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:25:15,749 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:25:15,752 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:25:16,130 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:25:16,161 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:25:16,161 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:25:16,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:25:16 BoogieIcfgContainer [2023-11-21 18:25:16,164 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:25:16,165 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:25:16,165 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:25:16,176 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:25:16,177 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:25:16" (1/1) ... [2023-11-21 18:25:16,186 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:25:16,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:16,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 100 states and 136 transitions. [2023-11-21 18:25:16,248 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 136 transitions. [2023-11-21 18:25:16,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:25:16,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:16,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:16,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:16,450 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 18:25:16,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:16,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 99 states and 135 transitions. [2023-11-21 18:25:16,506 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 135 transitions. [2023-11-21 18:25:16,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:25:16,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:16,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:16,555 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 18:25:16,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:16,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 98 states and 134 transitions. [2023-11-21 18:25:16,621 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 134 transitions. [2023-11-21 18:25:16,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:25:16,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:16,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:16,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:16,724 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 18:25:16,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:16,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 102 states and 143 transitions. [2023-11-21 18:25:16,786 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 143 transitions. [2023-11-21 18:25:16,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:25:16,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:16,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:16,838 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 18:25:16,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:16,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 103 states and 144 transitions. [2023-11-21 18:25:16,858 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 144 transitions. [2023-11-21 18:25:16,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:25:16,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:16,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:16,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:16,948 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 18:25:16,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:16,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 105 states and 147 transitions. [2023-11-21 18:25:16,984 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 147 transitions. [2023-11-21 18:25:16,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:25:16,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:16,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:17,057 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 18:25:17,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:17,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 106 states and 148 transitions. [2023-11-21 18:25:17,085 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 148 transitions. [2023-11-21 18:25:17,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:25:17,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:17,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:17,190 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 18:25:17,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:17,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 117 states and 170 transitions. [2023-11-21 18:25:17,347 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 170 transitions. [2023-11-21 18:25:17,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:25:17,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:17,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:17,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:17,390 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 18:25:17,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:17,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 118 states and 171 transitions. [2023-11-21 18:25:17,414 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 171 transitions. [2023-11-21 18:25:17,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:25:17,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:17,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:17,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:17,456 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 18:25:17,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:17,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 126 states and 185 transitions. [2023-11-21 18:25:17,542 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 185 transitions. [2023-11-21 18:25:17,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:25:17,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:17,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:17,619 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 18:25:17,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:17,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 127 states and 186 transitions. [2023-11-21 18:25:17,648 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 186 transitions. [2023-11-21 18:25:17,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:25:17,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:17,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:17,722 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 18:25:17,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:17,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 137 states and 203 transitions. [2023-11-21 18:25:17,769 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 203 transitions. [2023-11-21 18:25:17,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:25:17,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:17,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:17,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:17,829 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 18:25:17,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:17,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 138 states and 204 transitions. [2023-11-21 18:25:17,851 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 204 transitions. [2023-11-21 18:25:17,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:25:17,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:17,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:17,934 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 18:25:18,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:18,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 141 states and 212 transitions. [2023-11-21 18:25:18,007 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 212 transitions. [2023-11-21 18:25:18,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:25:18,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:18,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:18,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:18,053 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 18:25:18,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:18,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 151 states and 229 transitions. [2023-11-21 18:25:18,114 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 229 transitions. [2023-11-21 18:25:18,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:25:18,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:18,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:18,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:18,189 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 18:25:18,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:18,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 155 states and 237 transitions. [2023-11-21 18:25:18,306 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 237 transitions. [2023-11-21 18:25:18,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:25:18,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:18,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:18,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:18,339 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 18:25:18,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:18,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 156 states and 238 transitions. [2023-11-21 18:25:18,356 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 238 transitions. [2023-11-21 18:25:18,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:25:18,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:18,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:18,397 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:25:18,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:18,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 157 states and 241 transitions. [2023-11-21 18:25:18,548 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 241 transitions. [2023-11-21 18:25:18,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:25:18,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:18,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:18,593 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:18,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:18,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 156 states and 240 transitions. [2023-11-21 18:25:18,763 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 240 transitions. [2023-11-21 18:25:18,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:25:18,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:18,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:18,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:18,800 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 18:25:18,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:18,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 157 states and 240 transitions. [2023-11-21 18:25:18,925 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 240 transitions. [2023-11-21 18:25:18,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:25:18,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:18,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:18,970 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:25:19,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:19,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 156 states and 239 transitions. [2023-11-21 18:25:19,146 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 239 transitions. [2023-11-21 18:25:19,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:25:19,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:19,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:19,181 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:25:19,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:19,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 157 states and 239 transitions. [2023-11-21 18:25:19,308 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 239 transitions. [2023-11-21 18:25:19,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:25:19,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:19,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:19,381 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 18:25:19,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:19,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 164 states and 252 transitions. [2023-11-21 18:25:19,545 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 252 transitions. [2023-11-21 18:25:19,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:25:19,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:19,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:19,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:19,640 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 18:25:19,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:19,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 172 states and 265 transitions. [2023-11-21 18:25:19,916 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 265 transitions. [2023-11-21 18:25:19,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:25:19,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:19,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:19,960 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:20,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:20,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 185 states and 292 transitions. [2023-11-21 18:25:20,538 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 292 transitions. [2023-11-21 18:25:20,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:25:20,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:20,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:20,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:20,606 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 18:25:20,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:20,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 192 states and 306 transitions. [2023-11-21 18:25:20,909 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 306 transitions. [2023-11-21 18:25:20,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:25:20,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:20,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:20,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:20,946 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:21,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:21,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 206 states and 334 transitions. [2023-11-21 18:25:21,622 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 334 transitions. [2023-11-21 18:25:21,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:25:21,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:21,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:21,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:21,707 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 18:25:21,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:21,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 214 states and 348 transitions. [2023-11-21 18:25:21,984 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 348 transitions. [2023-11-21 18:25:21,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:25:21,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:21,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:22,022 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:22,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:22,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 222 states and 363 transitions. [2023-11-21 18:25:22,412 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 363 transitions. [2023-11-21 18:25:22,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:25:22,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:22,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:22,440 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:25:22,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:22,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 231 states and 379 transitions. [2023-11-21 18:25:22,866 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 379 transitions. [2023-11-21 18:25:22,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:25:22,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:22,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:22,906 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:23,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:23,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 236 states and 391 transitions. [2023-11-21 18:25:23,454 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 391 transitions. [2023-11-21 18:25:23,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:25:23,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:23,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:23,492 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:23,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:23,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 246 states and 408 transitions. [2023-11-21 18:25:23,705 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 408 transitions. [2023-11-21 18:25:23,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:25:23,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:23,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:23,824 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 18:25:24,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:24,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 250 states and 416 transitions. [2023-11-21 18:25:24,447 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 416 transitions. [2023-11-21 18:25:24,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:25:24,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:24,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:24,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:24,543 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:24,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:24,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 261 states and 435 transitions. [2023-11-21 18:25:24,775 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 435 transitions. [2023-11-21 18:25:24,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:25:24,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:24,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:24,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:24,813 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:25:25,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:25,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 268 states and 446 transitions. [2023-11-21 18:25:25,016 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 446 transitions. [2023-11-21 18:25:25,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:25:25,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:25,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:25,122 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 18:25:25,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:25,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 274 states and 459 transitions. [2023-11-21 18:25:25,660 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 459 transitions. [2023-11-21 18:25:25,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:25:25,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:25,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:25,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:25,768 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:25,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:25,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 277 states and 471 transitions. [2023-11-21 18:25:25,996 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 471 transitions. [2023-11-21 18:25:25,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:25:25,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:25,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:26,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:26,021 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:26,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:26,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 273 states and 464 transitions. [2023-11-21 18:25:26,114 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 464 transitions. [2023-11-21 18:25:26,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:25:26,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:26,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:26,137 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:25:26,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:26,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 280 states and 475 transitions. [2023-11-21 18:25:26,261 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 475 transitions. [2023-11-21 18:25:26,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:25:26,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:26,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:26,348 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:25:28,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:28,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 313 states and 540 transitions. [2023-11-21 18:25:28,973 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 540 transitions. [2023-11-21 18:25:28,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:25:28,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:28,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:28,998 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:25:29,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:29,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 310 states and 534 transitions. [2023-11-21 18:25:29,080 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 534 transitions. [2023-11-21 18:25:29,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:25:29,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:29,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:29,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:29,134 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:29,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:29,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 312 states and 535 transitions. [2023-11-21 18:25:29,369 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 535 transitions. [2023-11-21 18:25:29,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:25:29,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:29,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:29,425 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 18:25:30,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:30,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 313 states and 536 transitions. [2023-11-21 18:25:30,110 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 536 transitions. [2023-11-21 18:25:30,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:25:30,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:30,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:30,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:30,165 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:25:30,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:30,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 314 states and 536 transitions. [2023-11-21 18:25:30,400 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 536 transitions. [2023-11-21 18:25:30,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:25:30,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:30,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:30,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:30,464 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:25:30,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:30,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 307 states and 523 transitions. [2023-11-21 18:25:30,543 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 523 transitions. [2023-11-21 18:25:30,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:25:30,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:30,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:30,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:30,599 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 18:25:31,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:31,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 332 states and 568 transitions. [2023-11-21 18:25:31,850 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 568 transitions. [2023-11-21 18:25:31,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:25:31,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:31,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:31,889 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-21 18:25:32,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:32,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 334 states and 572 transitions. [2023-11-21 18:25:32,327 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 572 transitions. [2023-11-21 18:25:32,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:25:32,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:32,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:32,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:32,365 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:25:33,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:33,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 347 states and 596 transitions. [2023-11-21 18:25:33,272 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 596 transitions. [2023-11-21 18:25:33,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:25:33,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:33,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:33,300 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:25:33,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:33,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 340 states and 583 transitions. [2023-11-21 18:25:33,355 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 583 transitions. [2023-11-21 18:25:33,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:25:33,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:33,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:33,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:33,394 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:25:33,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:33,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 345 states and 591 transitions. [2023-11-21 18:25:33,479 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 591 transitions. [2023-11-21 18:25:33,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:25:33,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:33,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:33,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:33,519 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:25:34,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:34,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 350 states and 604 transitions. [2023-11-21 18:25:34,143 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 604 transitions. [2023-11-21 18:25:34,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:25:34,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:34,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:34,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:34,185 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:25:34,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:34,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 344 states and 590 transitions. [2023-11-21 18:25:34,729 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 590 transitions. [2023-11-21 18:25:34,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:25:34,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:34,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:34,786 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:35,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:35,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 352 states and 605 transitions. [2023-11-21 18:25:35,162 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 605 transitions. [2023-11-21 18:25:35,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:25:35,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:35,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:35,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:35,215 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:35,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:35,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 354 states and 606 transitions. [2023-11-21 18:25:35,822 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 606 transitions. [2023-11-21 18:25:35,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:25:35,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:35,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:35,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:35,857 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:25:37,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:37,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 367 states and 639 transitions. [2023-11-21 18:25:37,090 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 639 transitions. [2023-11-21 18:25:37,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:25:37,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:37,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:37,138 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:25:38,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:38,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 371 states and 647 transitions. [2023-11-21 18:25:38,025 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 647 transitions. [2023-11-21 18:25:38,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:25:38,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:38,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:38,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:38,065 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:25:38,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:38,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 374 states and 655 transitions. [2023-11-21 18:25:38,413 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 655 transitions. [2023-11-21 18:25:38,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:25:38,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:38,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:38,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:38,447 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:25:38,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:38,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 379 states and 666 transitions. [2023-11-21 18:25:38,794 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 666 transitions. [2023-11-21 18:25:38,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:25:38,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:38,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:38,862 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:39,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:39,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 386 states and 684 transitions. [2023-11-21 18:25:39,579 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 684 transitions. [2023-11-21 18:25:39,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:25:39,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:39,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:39,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:39,639 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:39,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:39,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 392 states and 694 transitions. [2023-11-21 18:25:39,950 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 694 transitions. [2023-11-21 18:25:39,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:25:39,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:39,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:39,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:40,005 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:40,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:40,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 381 states and 673 transitions. [2023-11-21 18:25:40,081 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 673 transitions. [2023-11-21 18:25:40,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:25:40,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:40,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:40,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:40,146 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:40,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:40,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 380 states and 671 transitions. [2023-11-21 18:25:40,485 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 671 transitions. [2023-11-21 18:25:40,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:25:40,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:40,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:40,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:40,698 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:25:44,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:44,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 421 states and 766 transitions. [2023-11-21 18:25:44,708 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 766 transitions. [2023-11-21 18:25:44,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:25:44,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:44,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:44,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:44,835 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:25:45,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:45,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 426 states and 784 transitions. [2023-11-21 18:25:45,940 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 784 transitions. [2023-11-21 18:25:45,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:25:45,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:45,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:45,985 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:25:47,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:47,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 430 states and 795 transitions. [2023-11-21 18:25:47,022 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 795 transitions. [2023-11-21 18:25:47,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:25:47,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:47,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:47,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:47,128 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:25:47,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:47,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 435 states and 806 transitions. [2023-11-21 18:25:47,724 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 806 transitions. [2023-11-21 18:25:47,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:25:47,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:47,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:47,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:47,892 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:49,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:49,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 447 states and 825 transitions. [2023-11-21 18:25:49,627 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 825 transitions. [2023-11-21 18:25:49,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:25:49,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:49,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:49,666 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:50,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:50,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 446 states and 819 transitions. [2023-11-21 18:25:50,122 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 819 transitions. [2023-11-21 18:25:50,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:25:50,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:50,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:50,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:50,167 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:25:52,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:52,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 471 states and 862 transitions. [2023-11-21 18:25:52,150 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 862 transitions. [2023-11-21 18:25:52,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:25:52,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:52,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:52,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:52,179 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:52,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:52,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 477 states and 872 transitions. [2023-11-21 18:25:52,589 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 872 transitions. [2023-11-21 18:25:52,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:25:52,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:52,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:52,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:52,616 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:52,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:52,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 484 states and 883 transitions. [2023-11-21 18:25:52,983 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 883 transitions. [2023-11-21 18:25:52,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:25:52,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:52,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:53,022 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:25:53,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:53,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 490 states and 893 transitions. [2023-11-21 18:25:53,503 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 893 transitions. [2023-11-21 18:25:53,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:25:53,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:53,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:53,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:53,531 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:25:53,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:53,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 497 states and 904 transitions. [2023-11-21 18:25:53,982 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 904 transitions. [2023-11-21 18:25:53,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:25:53,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:53,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:53,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:54,028 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:54,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:54,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 498 states and 908 transitions. [2023-11-21 18:25:54,399 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 908 transitions. [2023-11-21 18:25:54,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:25:54,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:54,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:54,588 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:56,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:56,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 518 states and 951 transitions. [2023-11-21 18:25:56,845 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 951 transitions. [2023-11-21 18:25:56,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:25:56,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:56,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:56,979 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:58,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:58,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 526 states and 965 transitions. [2023-11-21 18:25:58,166 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 965 transitions. [2023-11-21 18:25:58,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:25:58,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:58,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:58,223 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:58,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:58,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 531 states and 973 transitions. [2023-11-21 18:25:58,611 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 973 transitions. [2023-11-21 18:25:58,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:25:58,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:58,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:58,649 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-21 18:25:58,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:58,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 536 states and 980 transitions. [2023-11-21 18:25:58,727 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 980 transitions. [2023-11-21 18:25:58,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:25:58,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:58,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:58,766 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:58,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:58,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 546 states and 1000 transitions. [2023-11-21 18:25:58,877 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1000 transitions. [2023-11-21 18:25:58,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:25:58,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:58,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:58,918 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:59,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:59,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 548 states and 1001 transitions. [2023-11-21 18:25:59,333 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1001 transitions. [2023-11-21 18:25:59,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:25:59,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:59,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:59,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:59,367 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:59,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:59,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 550 states and 1008 transitions. [2023-11-21 18:25:59,790 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1008 transitions. [2023-11-21 18:25:59,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:25:59,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:59,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:59,827 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:26:00,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:00,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 552 states and 1013 transitions. [2023-11-21 18:26:00,660 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1013 transitions. [2023-11-21 18:26:00,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:26:00,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:00,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:00,712 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:26:01,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:01,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 563 states and 1034 transitions. [2023-11-21 18:26:01,200 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1034 transitions. [2023-11-21 18:26:01,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:26:01,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:01,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:01,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:01,254 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:26:01,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:01,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 565 states and 1035 transitions. [2023-11-21 18:26:01,379 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1035 transitions. [2023-11-21 18:26:01,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:26:01,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:01,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:01,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:01,409 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:26:01,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:01,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 558 states and 1022 transitions. [2023-11-21 18:26:01,504 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1022 transitions. [2023-11-21 18:26:01,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:26:01,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:01,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:01,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:01,535 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:26:01,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:01,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 552 states and 1010 transitions. [2023-11-21 18:26:01,634 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1010 transitions. [2023-11-21 18:26:01,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:26:01,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:01,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:01,674 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:02,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:02,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 552 states and 1009 transitions. [2023-11-21 18:26:02,477 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1009 transitions. [2023-11-21 18:26:02,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:26:02,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:02,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:02,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:02,517 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:02,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:02,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 553 states and 1010 transitions. [2023-11-21 18:26:02,958 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1010 transitions. [2023-11-21 18:26:02,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:26:02,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:02,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:03,000 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:26:03,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:03,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 552 states and 1008 transitions. [2023-11-21 18:26:03,431 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1008 transitions. [2023-11-21 18:26:03,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:26:03,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:03,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:03,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:03,555 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.