./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound2.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_4a44d64a-ae00-46fb-92ee-369b63b37d66/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a44d64a-ae00-46fb-92ee-369b63b37d66/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_4a44d64a-ae00-46fb-92ee-369b63b37d66/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a44d64a-ae00-46fb-92ee-369b63b37d66/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a44d64a-ae00-46fb-92ee-369b63b37d66/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_4a44d64a-ae00-46fb-92ee-369b63b37d66/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 f3e506cafffeea5cb7f2c70b249646e3661acb1536bc2a1bf01f7118a770ad1d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:50:01,419 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:50:01,520 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a44d64a-ae00-46fb-92ee-369b63b37d66/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:50:01,526 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:50:01,526 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:50:01,576 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:50:01,577 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:50:01,577 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:50:01,578 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:50:01,579 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:50:01,580 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:50:01,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:50:01,581 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:50:01,581 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:50:01,582 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:50:01,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:50:01,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:50:01,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:50:01,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:50:01,585 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:50:01,585 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:50:01,586 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:50:01,587 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:50:01,587 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:50:01,588 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:50:01,588 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:50:01,589 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:50:01,589 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:50:01,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:01,590 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:50:01,591 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:50:01,591 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:50:01,592 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:50:01,592 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:50:01,604 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:50:01,605 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_4a44d64a-ae00-46fb-92ee-369b63b37d66/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a44d64a-ae00-46fb-92ee-369b63b37d66/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3e506cafffeea5cb7f2c70b249646e3661acb1536bc2a1bf01f7118a770ad1d [2023-11-21 18:50:01,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:50:01,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:50:01,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:50:01,954 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:50:01,954 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:50:01,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a44d64a-ae00-46fb-92ee-369b63b37d66/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound2.c [2023-11-21 18:50:05,101 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:50:05,366 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:50:05,367 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a44d64a-ae00-46fb-92ee-369b63b37d66/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound2.c [2023-11-21 18:50:05,375 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a44d64a-ae00-46fb-92ee-369b63b37d66/bin/ukojak-verify-i0I2FZA1j2/data/c0e181543/9bd13b17e70048739d22225cb46718ba/FLAG8814491b0 [2023-11-21 18:50:05,389 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a44d64a-ae00-46fb-92ee-369b63b37d66/bin/ukojak-verify-i0I2FZA1j2/data/c0e181543/9bd13b17e70048739d22225cb46718ba [2023-11-21 18:50:05,392 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:50:05,393 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:50:05,395 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:05,395 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:50:05,400 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:50:05,401 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:05" (1/1) ... [2023-11-21 18:50:05,402 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@248d1d38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:05, skipping insertion in model container [2023-11-21 18:50:05,402 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:05" (1/1) ... [2023-11-21 18:50:05,423 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:50:05,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:05,602 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:50:05,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:05,638 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:50:05,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:05 WrapperNode [2023-11-21 18:50:05,639 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:05,640 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:05,640 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:50:05,641 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:50:05,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:05" (1/1) ... [2023-11-21 18:50:05,655 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:05" (1/1) ... [2023-11-21 18:50:05,679 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2023-11-21 18:50:05,679 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:05,680 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:50:05,680 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:50:05,680 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:50:05,690 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:05" (1/1) ... [2023-11-21 18:50:05,690 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:05" (1/1) ... [2023-11-21 18:50:05,693 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:05" (1/1) ... [2023-11-21 18:50:05,693 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:05" (1/1) ... [2023-11-21 18:50:05,697 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:05" (1/1) ... [2023-11-21 18:50:05,700 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:05" (1/1) ... [2023-11-21 18:50:05,701 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:05" (1/1) ... [2023-11-21 18:50:05,702 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:05" (1/1) ... [2023-11-21 18:50:05,704 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:50:05,705 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:50:05,706 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:50:05,706 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:50:05,707 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:05" (1/1) ... [2023-11-21 18:50:05,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:05,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a44d64a-ae00-46fb-92ee-369b63b37d66/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:50:05,742 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a44d64a-ae00-46fb-92ee-369b63b37d66/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:50:05,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a44d64a-ae00-46fb-92ee-369b63b37d66/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:50:05,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:50:05,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:50:05,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:50:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:50:05,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:50:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:50:05,866 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:50:05,869 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:50:06,266 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:50:06,346 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:50:06,346 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:50:06,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:06 BoogieIcfgContainer [2023-11-21 18:50:06,347 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:50:06,363 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:50:06,364 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:50:06,371 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:50:06,371 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:06" (1/1) ... [2023-11-21 18:50:06,379 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:50:06,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:06,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 97 states and 99 transitions. [2023-11-21 18:50:06,433 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 99 transitions. [2023-11-21 18:50:06,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:50:06,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:06,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:06,560 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 18:50:06,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:06,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2023-11-21 18:50:06,579 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2023-11-21 18:50:06,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:50:06,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:06,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:06,633 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 18:50:06,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:06,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 99 states and 101 transitions. [2023-11-21 18:50:06,672 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 101 transitions. [2023-11-21 18:50:06,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:50:06,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:06,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:06,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:06,753 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 18:50:06,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:06,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 102 states and 105 transitions. [2023-11-21 18:50:06,831 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2023-11-21 18:50:06,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:50:06,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:06,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:06,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:06,908 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 18:50:07,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:07,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 106 states and 112 transitions. [2023-11-21 18:50:07,110 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 112 transitions. [2023-11-21 18:50:07,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:50:07,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:07,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:07,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:07,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:07,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:07,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 107 states and 113 transitions. [2023-11-21 18:50:07,228 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 113 transitions. [2023-11-21 18:50:07,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:50:07,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:07,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:07,264 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 18:50:07,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:07,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 106 states and 112 transitions. [2023-11-21 18:50:07,270 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 112 transitions. [2023-11-21 18:50:07,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:50:07,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:07,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:07,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:07,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:07,353 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 18:50:07,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:07,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 108 states and 114 transitions. [2023-11-21 18:50:07,384 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 114 transitions. [2023-11-21 18:50:07,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:50:07,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:07,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:07,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:07,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:07,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:07,450 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 18:50:07,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:07,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 109 states and 115 transitions. [2023-11-21 18:50:07,470 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 115 transitions. [2023-11-21 18:50:07,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:50:07,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:07,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:07,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:07,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:07,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:07,531 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 18:50:07,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:07,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 110 states and 116 transitions. [2023-11-21 18:50:07,556 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2023-11-21 18:50:07,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:50:07,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:07,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:07,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:07,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:07,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:07,632 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 18:50:07,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:07,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 118 states and 125 transitions. [2023-11-21 18:50:07,815 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 125 transitions. [2023-11-21 18:50:07,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:50:07,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:07,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:07,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:50:07,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:07,923 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 18:50:08,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:08,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 126 states and 134 transitions. [2023-11-21 18:50:08,081 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 134 transitions. [2023-11-21 18:50:08,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:50:08,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:08,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:08,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:08,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:08,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:08,153 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 18:50:08,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:08,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 127 states and 136 transitions. [2023-11-21 18:50:08,202 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 136 transitions. [2023-11-21 18:50:08,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:50:08,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:08,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:08,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:08,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:08,284 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 18:50:08,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:08,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 129 states and 139 transitions. [2023-11-21 18:50:08,338 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 139 transitions. [2023-11-21 18:50:08,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:50:08,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:08,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:08,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:08,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:50:08,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:08,368 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 18:50:08,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:08,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 128 states and 138 transitions. [2023-11-21 18:50:08,375 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 138 transitions. [2023-11-21 18:50:08,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:50:08,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:08,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:08,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:08,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:08,447 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 18:50:08,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:08,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 131 states and 141 transitions. [2023-11-21 18:50:08,485 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 141 transitions. [2023-11-21 18:50:08,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:50:08,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:08,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:08,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:08,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:50:08,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:08,640 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 18:50:08,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:08,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 137 states and 147 transitions. [2023-11-21 18:50:08,761 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 147 transitions. [2023-11-21 18:50:08,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:50:08,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:08,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:08,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:08,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:50:08,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:08,882 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 18:50:08,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:08,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 143 states and 154 transitions. [2023-11-21 18:50:08,940 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 154 transitions. [2023-11-21 18:50:08,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:50:08,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:08,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:08,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:08,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:08,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:09,040 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 18:50:09,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:09,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 144 states and 156 transitions. [2023-11-21 18:50:09,243 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 156 transitions. [2023-11-21 18:50:09,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:50:09,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:09,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:09,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:09,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:09,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:09,351 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 18:50:09,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:09,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 146 states and 160 transitions. [2023-11-21 18:50:09,599 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 160 transitions. [2023-11-21 18:50:09,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:50:09,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:09,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:09,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:09,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:09,715 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 18:50:09,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:09,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 149 states and 165 transitions. [2023-11-21 18:50:09,899 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 165 transitions. [2023-11-21 18:50:09,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:50:09,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:09,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:09,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:09,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:09,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:09,985 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 18:50:10,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:10,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 171 states and 195 transitions. [2023-11-21 18:50:10,807 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 195 transitions. [2023-11-21 18:50:10,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:50:10,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:10,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:10,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:10,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:10,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:10,904 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 18:50:11,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:11,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 176 states and 204 transitions. [2023-11-21 18:50:11,403 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 204 transitions. [2023-11-21 18:50:11,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:50:11,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:11,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:11,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:11,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:11,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:11,514 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 18:50:12,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:12,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 199 states and 236 transitions. [2023-11-21 18:50:12,484 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 236 transitions. [2023-11-21 18:50:12,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:50:12,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:12,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:12,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:12,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:12,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:12,571 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 18:50:13,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:13,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 202 states and 240 transitions. [2023-11-21 18:50:13,121 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 240 transitions. [2023-11-21 18:50:13,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:50:13,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:13,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:13,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:13,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:13,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:13,185 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 18:50:13,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:13,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 205 states and 247 transitions. [2023-11-21 18:50:13,524 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 247 transitions. [2023-11-21 18:50:13,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:50:13,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:13,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:13,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:13,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:13,606 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 18:50:14,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:14,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 209 states and 252 transitions. [2023-11-21 18:50:14,434 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 252 transitions. [2023-11-21 18:50:14,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:50:14,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:14,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:14,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:14,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:14,494 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 18:50:14,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:14,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 213 states and 260 transitions. [2023-11-21 18:50:14,892 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 260 transitions. [2023-11-21 18:50:14,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:50:14,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:14,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:14,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:14,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:50:14,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:14,919 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 18:50:14,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:14,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 212 states and 259 transitions. [2023-11-21 18:50:14,943 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 259 transitions. [2023-11-21 18:50:14,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:50:14,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:14,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:14,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:14,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:50:14,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:14,966 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 18:50:14,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:14,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 211 states and 258 transitions. [2023-11-21 18:50:14,988 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 258 transitions. [2023-11-21 18:50:14,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:50:14,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:14,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:15,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:15,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:15,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:15,103 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 18:50:16,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:16,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 217 states and 265 transitions. [2023-11-21 18:50:16,253 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 265 transitions. [2023-11-21 18:50:16,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:50:16,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:16,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:16,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:50:16,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:16,358 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 18:50:17,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:17,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 226 states and 280 transitions. [2023-11-21 18:50:17,286 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 280 transitions. [2023-11-21 18:50:17,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:50:17,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:17,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:17,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:17,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:17,432 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 18:50:18,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:18,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 233 states and 289 transitions. [2023-11-21 18:50:18,252 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 289 transitions. [2023-11-21 18:50:18,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:50:18,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:18,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:18,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:18,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:18,324 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 18:50:19,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:19,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 245 states and 306 transitions. [2023-11-21 18:50:19,117 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 306 transitions. [2023-11-21 18:50:19,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:50:19,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:19,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:19,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:19,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:19,250 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 18:50:20,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:20,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 253 states and 316 transitions. [2023-11-21 18:50:20,125 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 316 transitions. [2023-11-21 18:50:20,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:50:20,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:20,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:20,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:20,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:20,249 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 18:50:21,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:21,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 265 states and 336 transitions. [2023-11-21 18:50:21,152 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 336 transitions. [2023-11-21 18:50:21,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:50:21,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:21,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:21,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:21,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:21,312 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 18:50:22,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:22,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 274 states and 347 transitions. [2023-11-21 18:50:22,421 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 347 transitions. [2023-11-21 18:50:22,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:50:22,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:22,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:22,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:22,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:22,585 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 18:50:24,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:24,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 284 states and 359 transitions. [2023-11-21 18:50:24,035 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 359 transitions. [2023-11-21 18:50:24,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:50:24,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:24,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:24,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:24,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:24,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:24,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:50:24,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:24,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 285 states and 360 transitions. [2023-11-21 18:50:24,323 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 360 transitions. [2023-11-21 18:50:24,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:50:24,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:24,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:24,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:24,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:24,434 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 18:50:25,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:25,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 284 states and 359 transitions. [2023-11-21 18:50:25,311 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 359 transitions. [2023-11-21 18:50:25,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:50:25,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:25,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:25,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:50:25,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:25,573 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 18:50:25,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:25,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 289 states and 368 transitions. [2023-11-21 18:50:25,985 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 368 transitions. [2023-11-21 18:50:25,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:50:25,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:25,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:26,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:26,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:26,084 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 18:50:26,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:26,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 288 states and 367 transitions. [2023-11-21 18:50:26,926 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 367 transitions. [2023-11-21 18:50:26,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:50:26,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:26,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:26,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:26,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:26,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:27,012 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:27,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:27,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 292 states and 375 transitions. [2023-11-21 18:50:27,265 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 375 transitions. [2023-11-21 18:50:27,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:50:27,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:27,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:27,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:50:27,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:27,290 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 18:50:27,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:27,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 291 states and 374 transitions. [2023-11-21 18:50:27,309 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 374 transitions. [2023-11-21 18:50:27,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:50:27,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:27,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:27,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:27,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:27,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:27,429 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 18:50:27,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:27,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 296 states and 381 transitions. [2023-11-21 18:50:27,850 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 381 transitions. [2023-11-21 18:50:27,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:50:27,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:27,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:27,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:27,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:28,032 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 18:50:29,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:29,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 295 states and 380 transitions. [2023-11-21 18:50:29,668 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 380 transitions. [2023-11-21 18:50:29,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:50:29,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:29,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:29,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:29,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:29,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:29,928 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 18:50:33,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:33,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 310 states and 397 transitions. [2023-11-21 18:50:33,075 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 397 transitions. [2023-11-21 18:50:33,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:50:33,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:33,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:33,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:33,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:50:33,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:33,347 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:33,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:33,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 313 states and 402 transitions. [2023-11-21 18:50:34,000 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 402 transitions. [2023-11-21 18:50:34,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:50:34,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:34,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:34,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:34,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:34,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:34,166 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 18:50:35,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:35,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 312 states and 401 transitions. [2023-11-21 18:50:35,048 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 401 transitions. [2023-11-21 18:50:35,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:50:35,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:35,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:35,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:35,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:35,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:35,140 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:35,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:35,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 316 states and 406 transitions. [2023-11-21 18:50:35,498 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 406 transitions. [2023-11-21 18:50:35,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:50:35,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:35,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:35,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:35,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:35,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:35,756 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 18:50:40,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:40,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 333 states and 425 transitions. [2023-11-21 18:50:40,921 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 425 transitions. [2023-11-21 18:50:40,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:50:40,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:40,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:40,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:40,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:41,005 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:41,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:41,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 337 states and 430 transitions. [2023-11-21 18:50:41,257 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 430 transitions. [2023-11-21 18:50:41,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:50:41,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:41,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:41,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:41,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:41,446 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 18:50:44,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:44,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 336 states and 429 transitions. [2023-11-21 18:50:44,452 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 429 transitions. [2023-11-21 18:50:44,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:50:44,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:44,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:44,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:44,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:50:44,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:44,659 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:45,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:45,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 342 states and 436 transitions. [2023-11-21 18:50:45,609 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 436 transitions. [2023-11-21 18:50:45,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:50:45,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:45,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:45,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:45,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:50:45,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:46,095 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 18:50:47,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:47,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 350 states and 447 transitions. [2023-11-21 18:50:47,577 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 447 transitions. [2023-11-21 18:50:47,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:50:47,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:47,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:47,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:47,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:47,678 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:48,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:48,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 354 states and 453 transitions. [2023-11-21 18:50:48,502 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 453 transitions. [2023-11-21 18:50:48,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:50:48,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:48,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:48,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:48,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:50:48,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:48,618 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:48,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:48,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 356 states and 457 transitions. [2023-11-21 18:50:48,690 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 457 transitions. [2023-11-21 18:50:48,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:50:48,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:48,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:48,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:50:48,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:48,802 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:49,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:49,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 363 states and 467 transitions. [2023-11-21 18:50:49,809 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 467 transitions. [2023-11-21 18:50:49,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:50:49,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:49,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:49,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:49,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:50:49,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:50,418 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:52,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:52,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 369 states and 477 transitions. [2023-11-21 18:50:52,181 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 477 transitions. [2023-11-21 18:50:52,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:50:52,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:52,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:52,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:52,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:50:52,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:52,642 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:54,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:54,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 374 states and 488 transitions. [2023-11-21 18:50:54,035 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 488 transitions. [2023-11-21 18:50:54,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:50:54,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:54,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:54,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:54,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:50:54,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:54,240 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:54,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:54,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 378 states and 491 transitions. [2023-11-21 18:50:54,752 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 491 transitions. [2023-11-21 18:50:54,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:50:54,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:54,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:54,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:54,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:50:54,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:55,008 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:55,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:55,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 379 states and 494 transitions. [2023-11-21 18:50:55,122 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 494 transitions. [2023-11-21 18:50:55,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:50:55,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:55,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:55,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:55,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:55,240 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:50:55,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:55,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 404 states and 518 transitions. [2023-11-21 18:50:55,933 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 518 transitions. [2023-11-21 18:50:55,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:50:55,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:55,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:55,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:55,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:55,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:56,131 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:50:57,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:57,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 433 states and 569 transitions. [2023-11-21 18:50:57,982 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 569 transitions. [2023-11-21 18:50:57,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:50:57,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:57,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:58,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:58,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:58,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:58,049 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:50:58,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:58,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 433 states and 568 transitions. [2023-11-21 18:50:58,408 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 568 transitions. [2023-11-21 18:50:58,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:50:58,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:58,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:58,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:58,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:58,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:58,482 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:50:58,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:58,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 435 states and 571 transitions. [2023-11-21 18:50:58,902 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 571 transitions. [2023-11-21 18:50:58,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:50:58,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:58,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:58,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:58,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:58,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:58,970 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:50:59,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:59,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 435 states and 570 transitions. [2023-11-21 18:50:59,630 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 570 transitions. [2023-11-21 18:50:59,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:50:59,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:59,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:59,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:59,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:59,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:59,704 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.