./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/b.14.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d726955-8dca-4570-9184-2b95e95fe8ea/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d726955-8dca-4570-9184-2b95e95fe8ea/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_3d726955-8dca-4570-9184-2b95e95fe8ea/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d726955-8dca-4570-9184-2b95e95fe8ea/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/b.14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d726955-8dca-4570-9184-2b95e95fe8ea/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d726955-8dca-4570-9184-2b95e95fe8ea/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e0029e4ef6d93314dd28a1b067e9a0f7a5ca34b8281e95ccf7b3ad64c7537db6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:29:40,638 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:29:40,705 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d726955-8dca-4570-9184-2b95e95fe8ea/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:29:40,711 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:29:40,711 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:29:40,734 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:29:40,735 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:29:40,736 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:29:40,737 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:29:40,737 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:29:40,738 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:29:40,739 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:29:40,739 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:29:40,740 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:29:40,740 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:29:40,741 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:29:40,741 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:29:40,742 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:29:40,743 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:29:40,743 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:29:40,744 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:29:40,745 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:29:40,746 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:29:40,746 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:29:40,747 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:29:40,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:29:40,748 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:29:40,748 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:29:40,749 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:29:40,749 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:29:40,750 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:29:40,750 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:29:40,751 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_3d726955-8dca-4570-9184-2b95e95fe8ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d726955-8dca-4570-9184-2b95e95fe8ea/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0029e4ef6d93314dd28a1b067e9a0f7a5ca34b8281e95ccf7b3ad64c7537db6 [2023-11-21 18:29:41,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:29:41,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:29:41,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:29:41,067 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:29:41,068 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:29:41,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d726955-8dca-4570-9184-2b95e95fe8ea/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/termination-restricted-15/b.14.c [2023-11-21 18:29:44,299 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:29:44,540 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:29:44,541 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d726955-8dca-4570-9184-2b95e95fe8ea/sv-benchmarks/c/termination-restricted-15/b.14.c [2023-11-21 18:29:44,549 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d726955-8dca-4570-9184-2b95e95fe8ea/bin/ukojak-verify-i0I2FZA1j2/data/c8480b3c2/586fbade165c41b48452f8181f654845/FLAG005b4fec1 [2023-11-21 18:29:44,566 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d726955-8dca-4570-9184-2b95e95fe8ea/bin/ukojak-verify-i0I2FZA1j2/data/c8480b3c2/586fbade165c41b48452f8181f654845 [2023-11-21 18:29:44,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:29:44,571 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:29:44,573 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:29:44,573 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:29:44,579 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:29:44,581 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:29:44" (1/1) ... [2023-11-21 18:29:44,582 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d266f66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:44, skipping insertion in model container [2023-11-21 18:29:44,582 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:29:44" (1/1) ... [2023-11-21 18:29:44,606 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:29:44,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:29:44,782 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:29:44,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:29:44,810 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:29:44,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:44 WrapperNode [2023-11-21 18:29:44,811 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:29:44,812 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:29:44,812 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:29:44,812 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:29:44,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:44" (1/1) ... [2023-11-21 18:29:44,823 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:44" (1/1) ... [2023-11-21 18:29:44,842 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 33 [2023-11-21 18:29:44,843 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:29:44,844 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:29:44,844 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:29:44,844 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:29:44,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:44" (1/1) ... [2023-11-21 18:29:44,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:44" (1/1) ... [2023-11-21 18:29:44,886 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:44" (1/1) ... [2023-11-21 18:29:44,886 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:44" (1/1) ... [2023-11-21 18:29:44,890 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:44" (1/1) ... [2023-11-21 18:29:44,894 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:44" (1/1) ... [2023-11-21 18:29:44,912 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:44" (1/1) ... [2023-11-21 18:29:44,925 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:44" (1/1) ... [2023-11-21 18:29:44,926 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:29:44,927 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:29:44,927 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:29:44,928 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:29:44,928 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:44" (1/1) ... [2023-11-21 18:29:44,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:29:44,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d726955-8dca-4570-9184-2b95e95fe8ea/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:29:44,971 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d726955-8dca-4570-9184-2b95e95fe8ea/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:29:44,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d726955-8dca-4570-9184-2b95e95fe8ea/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:29:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:29:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:29:45,100 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:29:45,103 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:29:45,202 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:29:45,233 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:29:45,233 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:29:45,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:29:45 BoogieIcfgContainer [2023-11-21 18:29:45,235 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:29:45,236 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:29:45,237 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:29:45,248 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:29:45,249 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:29:45" (1/1) ... [2023-11-21 18:29:45,260 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:29:45,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:45,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2023-11-21 18:29:45,326 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2023-11-21 18:29:45,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:29:45,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:45,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:45,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:45,507 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 18:29:45,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:45,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2023-11-21 18:29:45,561 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2023-11-21 18:29:45,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:29:45,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:45,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:45,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:45,633 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 18:29:45,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:45,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2023-11-21 18:29:45,751 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2023-11-21 18:29:45,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:29:45,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:45,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:45,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:45,805 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 18:29:46,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:46,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2023-11-21 18:29:46,039 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2023-11-21 18:29:46,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:29:46,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:46,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:46,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:46,127 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 18:29:46,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:46,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2023-11-21 18:29:46,564 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2023-11-21 18:29:46,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:29:46,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:46,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:46,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:46,675 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 18:29:47,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:47,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2023-11-21 18:29:47,411 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2023-11-21 18:29:47,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:29:47,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:47,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:47,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:47,469 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 18:29:48,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:48,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 44 states and 74 transitions. [2023-11-21 18:29:48,432 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 74 transitions. [2023-11-21 18:29:48,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:29:48,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:48,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:48,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:49,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:49,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 51 states and 92 transitions. [2023-11-21 18:29:49,474 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 92 transitions. [2023-11-21 18:29:49,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:29:49,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:49,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:49,561 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:50,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:50,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 55 states and 102 transitions. [2023-11-21 18:29:50,419 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 102 transitions. [2023-11-21 18:29:50,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:29:50,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:50,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:50,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:50,481 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:29:50,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:50,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 55 states and 101 transitions. [2023-11-21 18:29:50,646 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 101 transitions. [2023-11-21 18:29:50,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:29:50,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:50,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:50,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:50,767 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:51,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:51,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 57 states and 107 transitions. [2023-11-21 18:29:51,229 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 107 transitions. [2023-11-21 18:29:51,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:29:51,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:51,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:51,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:51,298 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:51,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:51,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 59 states and 112 transitions. [2023-11-21 18:29:51,642 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 112 transitions. [2023-11-21 18:29:51,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:29:51,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:51,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:51,700 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:51,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:51,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 60 states and 113 transitions. [2023-11-21 18:29:51,838 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 113 transitions. [2023-11-21 18:29:51,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:29:51,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:51,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:51,902 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:52,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:52,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 62 states and 114 transitions. [2023-11-21 18:29:52,327 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 114 transitions. [2023-11-21 18:29:52,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:29:52,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:52,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:52,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:52,408 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:53,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:53,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 69 states and 134 transitions. [2023-11-21 18:29:53,463 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 134 transitions. [2023-11-21 18:29:53,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:29:53,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:53,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:53,487 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:53,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:53,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 71 states and 136 transitions. [2023-11-21 18:29:53,913 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 136 transitions. [2023-11-21 18:29:53,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:29:53,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:53,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:53,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:54,093 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:29:56,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:56,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 84 states and 152 transitions. [2023-11-21 18:29:56,627 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 152 transitions. [2023-11-21 18:29:56,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:29:56,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:56,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:56,674 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:29:56,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:56,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 85 states and 152 transitions. [2023-11-21 18:29:56,919 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 152 transitions. [2023-11-21 18:29:56,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:29:56,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:56,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:56,958 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:29:57,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:57,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 85 states and 150 transitions. [2023-11-21 18:29:57,113 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 150 transitions. [2023-11-21 18:29:57,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:29:57,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:57,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:57,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:57,146 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:29:57,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:57,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 88 states and 154 transitions. [2023-11-21 18:29:57,972 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 154 transitions. [2023-11-21 18:29:57,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:29:57,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:57,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:57,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:58,019 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:29:58,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:58,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 90 states and 156 transitions. [2023-11-21 18:29:58,406 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 156 transitions. [2023-11-21 18:29:58,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:29:58,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:58,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:58,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:58,629 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:30:00,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:00,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 96 states and 172 transitions. [2023-11-21 18:30:00,119 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 172 transitions. [2023-11-21 18:30:00,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:30:00,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:00,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:00,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:00,241 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:01,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:01,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 103 states and 192 transitions. [2023-11-21 18:30:01,965 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 192 transitions. [2023-11-21 18:30:01,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:30:01,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:01,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:01,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:02,004 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:02,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:02,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 105 states and 194 transitions. [2023-11-21 18:30:02,665 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 194 transitions. [2023-11-21 18:30:02,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:30:02,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:02,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:02,703 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:03,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:03,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 107 states and 195 transitions. [2023-11-21 18:30:03,133 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 195 transitions. [2023-11-21 18:30:03,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:30:03,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:03,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:03,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:03,197 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:30:05,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:05,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 119 states and 209 transitions. [2023-11-21 18:30:05,717 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 209 transitions. [2023-11-21 18:30:05,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:30:05,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:05,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:05,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:05,747 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:30:06,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:06,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 122 states and 213 transitions. [2023-11-21 18:30:06,717 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 213 transitions. [2023-11-21 18:30:06,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:30:06,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:06,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:06,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:06,756 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-21 18:30:06,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:06,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 122 states and 211 transitions. [2023-11-21 18:30:06,944 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 211 transitions. [2023-11-21 18:30:06,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:30:06,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:06,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:06,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:07,128 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:08,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:08,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 129 states and 231 transitions. [2023-11-21 18:30:08,973 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 231 transitions. [2023-11-21 18:30:08,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:30:08,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:08,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:09,035 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:09,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:09,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 131 states and 233 transitions. [2023-11-21 18:30:09,821 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 233 transitions. [2023-11-21 18:30:09,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:30:09,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:09,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:09,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:09,874 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:10,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:10,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 133 states and 234 transitions. [2023-11-21 18:30:10,297 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 234 transitions. [2023-11-21 18:30:10,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:30:10,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:10,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:10,436 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:30:13,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:13,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 146 states and 249 transitions. [2023-11-21 18:30:13,678 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 249 transitions. [2023-11-21 18:30:13,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:30:13,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:13,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:13,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:13,711 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:30:14,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:14,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 149 states and 253 transitions. [2023-11-21 18:30:14,781 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 253 transitions. [2023-11-21 18:30:14,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:30:14,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:14,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:14,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:14,818 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:30:15,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:15,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 149 states and 251 transitions. [2023-11-21 18:30:15,024 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 251 transitions. [2023-11-21 18:30:15,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:30:15,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:15,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:15,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:15,274 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:17,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:17,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 156 states and 271 transitions. [2023-11-21 18:30:17,511 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 271 transitions. [2023-11-21 18:30:17,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:30:17,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:17,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:17,669 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:18,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:18,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 158 states and 273 transitions. [2023-11-21 18:30:18,580 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 273 transitions. [2023-11-21 18:30:18,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:30:18,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:18,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:18,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:18,634 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:19,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:19,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 160 states and 274 transitions. [2023-11-21 18:30:19,067 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 274 transitions. [2023-11-21 18:30:19,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:30:19,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:19,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:19,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:19,150 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-21 18:30:22,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:22,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 173 states and 289 transitions. [2023-11-21 18:30:22,255 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 289 transitions. [2023-11-21 18:30:22,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:30:22,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:22,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:22,338 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-11-21 18:30:23,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:23,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 176 states and 293 transitions. [2023-11-21 18:30:23,470 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 293 transitions. [2023-11-21 18:30:23,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:30:23,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:23,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:23,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:23,502 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-21 18:30:23,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:23,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 176 states and 291 transitions. [2023-11-21 18:30:23,730 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 291 transitions. [2023-11-21 18:30:23,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:30:23,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:23,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:23,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:23,943 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:26,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:26,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 183 states and 311 transitions. [2023-11-21 18:30:26,374 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 311 transitions. [2023-11-21 18:30:26,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:30:26,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:26,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:26,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:26,437 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:27,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:27,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 185 states and 313 transitions. [2023-11-21 18:30:27,422 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 313 transitions. [2023-11-21 18:30:27,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:30:27,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:27,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:27,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:27,499 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:28,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:28,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 187 states and 314 transitions. [2023-11-21 18:30:28,081 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 314 transitions. [2023-11-21 18:30:28,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:30:28,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:28,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:28,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:28,202 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked.