./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a14b0a8-eeed-4cec-bbea-7f4fca22fe63/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a14b0a8-eeed-4cec-bbea-7f4fca22fe63/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_6a14b0a8-eeed-4cec-bbea-7f4fca22fe63/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a14b0a8-eeed-4cec-bbea-7f4fca22fe63/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a14b0a8-eeed-4cec-bbea-7f4fca22fe63/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_6a14b0a8-eeed-4cec-bbea-7f4fca22fe63/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 52ed361cdf08860b8c7c7d564ef95393de2d3a38663ac135cf0da9ded1f39b3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:41:32,760 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:32,878 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a14b0a8-eeed-4cec-bbea-7f4fca22fe63/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:41:32,885 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:41:32,886 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:41:32,925 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:32,926 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:32,927 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:32,928 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:32,934 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:32,935 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:32,935 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:32,936 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:41:32,938 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:41:32,938 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:41:32,939 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:32,939 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:32,940 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:32,940 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:32,941 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:41:32,941 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:41:32,942 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:41:32,943 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:32,943 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:32,944 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:32,945 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:32,945 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:32,946 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:32,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:32,947 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:32,948 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:32,949 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:32,949 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:41:32,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:41:32,950 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:32,950 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_6a14b0a8-eeed-4cec-bbea-7f4fca22fe63/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a14b0a8-eeed-4cec-bbea-7f4fca22fe63/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52ed361cdf08860b8c7c7d564ef95393de2d3a38663ac135cf0da9ded1f39b3f [2023-11-21 18:41:33,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:33,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:33,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:33,271 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:33,272 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:33,273 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a14b0a8-eeed-4cec-bbea-7f4fca22fe63/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i [2023-11-21 18:41:36,375 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:36,801 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:36,801 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a14b0a8-eeed-4cec-bbea-7f4fca22fe63/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i [2023-11-21 18:41:36,821 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a14b0a8-eeed-4cec-bbea-7f4fca22fe63/bin/ukojak-verify-i0I2FZA1j2/data/34ac97415/2d43281afbb94997b9963536e10eccd3/FLAG51a79b1bc [2023-11-21 18:41:36,836 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a14b0a8-eeed-4cec-bbea-7f4fca22fe63/bin/ukojak-verify-i0I2FZA1j2/data/34ac97415/2d43281afbb94997b9963536e10eccd3 [2023-11-21 18:41:36,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:36,841 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:36,843 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:36,843 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:36,849 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:36,850 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:36" (1/1) ... [2023-11-21 18:41:36,851 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6717c19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:36, skipping insertion in model container [2023-11-21 18:41:36,851 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:36" (1/1) ... [2023-11-21 18:41:36,904 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:37,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:37,381 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:37,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:37,528 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:37,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:37 WrapperNode [2023-11-21 18:41:37,529 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:37,530 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:37,530 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:37,531 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:37,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:37" (1/1) ... [2023-11-21 18:41:37,554 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:37" (1/1) ... [2023-11-21 18:41:37,591 INFO L138 Inliner]: procedures = 142, calls = 66, calls flagged for inlining = 14, calls inlined = 13, statements flattened = 187 [2023-11-21 18:41:37,592 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:37,593 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:37,593 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:37,593 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:37,611 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:37" (1/1) ... [2023-11-21 18:41:37,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:37" (1/1) ... [2023-11-21 18:41:37,620 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:37" (1/1) ... [2023-11-21 18:41:37,620 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:37" (1/1) ... [2023-11-21 18:41:37,649 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:37" (1/1) ... [2023-11-21 18:41:37,653 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:37" (1/1) ... [2023-11-21 18:41:37,656 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:37" (1/1) ... [2023-11-21 18:41:37,658 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:37" (1/1) ... [2023-11-21 18:41:37,663 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:37,664 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:37,664 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:37,664 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:37,665 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:37" (1/1) ... [2023-11-21 18:41:37,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:37,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a14b0a8-eeed-4cec-bbea-7f4fca22fe63/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:37,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a14b0a8-eeed-4cec-bbea-7f4fca22fe63/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:37,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a14b0a8-eeed-4cec-bbea-7f4fca22fe63/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:37,758 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 18:41:37,759 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 18:41:37,759 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2023-11-21 18:41:37,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2023-11-21 18:41:37,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2023-11-21 18:41:37,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2023-11-21 18:41:37,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:41:37,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:41:37,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:41:37,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2023-11-21 18:41:37,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2023-11-21 18:41:37,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:41:37,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:41:37,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:41:37,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2023-11-21 18:41:37,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2023-11-21 18:41:37,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:41:37,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2023-11-21 18:41:37,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2023-11-21 18:41:37,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:37,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:37,964 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:37,966 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:38,383 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:38,519 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:38,519 INFO L308 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-21 18:41:38,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:38 BoogieIcfgContainer [2023-11-21 18:41:38,522 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:38,523 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:38,526 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:38,538 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:38,538 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:38" (1/1) ... [2023-11-21 18:41:38,549 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:41:38,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:38,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2023-11-21 18:41:38,619 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2023-11-21 18:41:38,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:41:38,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:38,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:38,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:39,048 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 18:41:39,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:39,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 67 states and 88 transitions. [2023-11-21 18:41:39,169 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2023-11-21 18:41:39,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:41:39,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:39,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:39,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:39,388 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 18:41:39,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:39,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 68 states and 89 transitions. [2023-11-21 18:41:39,424 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 89 transitions. [2023-11-21 18:41:39,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:41:39,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:39,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:39,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:39,739 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:41:39,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:39,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 74 states and 99 transitions. [2023-11-21 18:41:39,894 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 99 transitions. [2023-11-21 18:41:39,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:41:39,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:39,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:39,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:40,135 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:41:40,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:40,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 81 states and 109 transitions. [2023-11-21 18:41:40,348 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2023-11-21 18:41:40,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:41:40,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:40,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:40,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:40,686 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:41:40,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:40,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 74 states and 97 transitions. [2023-11-21 18:41:40,745 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 97 transitions. [2023-11-21 18:41:40,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:41:40,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:40,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:40,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:41,074 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:41:41,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:41,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 81 states and 107 transitions. [2023-11-21 18:41:41,252 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 107 transitions. [2023-11-21 18:41:41,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:41:41,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:41,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:41,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:41,664 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-21 18:41:41,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:41,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 88 states and 117 transitions. [2023-11-21 18:41:41,891 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 117 transitions. [2023-11-21 18:41:41,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:41:41,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:41,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:41,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:42,427 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2023-11-21 18:41:42,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:42,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 95 states and 127 transitions. [2023-11-21 18:41:42,687 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 127 transitions. [2023-11-21 18:41:42,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-21 18:41:42,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:42,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:43,247 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-11-21 18:41:43,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:43,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 102 states and 137 transitions. [2023-11-21 18:41:43,513 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 137 transitions. [2023-11-21 18:41:43,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-21 18:41:43,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:43,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:43,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:44,254 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2023-11-21 18:41:44,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:44,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 109 states and 147 transitions. [2023-11-21 18:41:44,546 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 147 transitions. [2023-11-21 18:41:44,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-21 18:41:44,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:44,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:45,435 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2023-11-21 18:41:45,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:45,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 116 states and 157 transitions. [2023-11-21 18:41:45,756 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 157 transitions. [2023-11-21 18:41:45,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-21 18:41:45,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:45,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:45,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:46,660 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-21 18:41:47,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:47,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 123 states and 167 transitions. [2023-11-21 18:41:47,021 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 167 transitions. [2023-11-21 18:41:47,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-21 18:41:47,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:47,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:47,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:48,127 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2023-11-21 18:41:48,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:48,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 130 states and 177 transitions. [2023-11-21 18:41:48,489 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 177 transitions. [2023-11-21 18:41:48,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-21 18:41:48,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:48,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:48,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:49,764 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2023-11-21 18:41:50,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:50,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 137 states and 187 transitions. [2023-11-21 18:41:50,153 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 187 transitions. [2023-11-21 18:41:50,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-21 18:41:50,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:50,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:50,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:51,455 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2023-11-21 18:41:51,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:51,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 144 states and 197 transitions. [2023-11-21 18:41:51,870 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 197 transitions. [2023-11-21 18:41:51,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-21 18:41:51,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:51,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:52,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:53,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1170 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2023-11-21 18:41:53,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:53,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 151 states and 207 transitions. [2023-11-21 18:41:53,863 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 207 transitions. [2023-11-21 18:41:53,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-21 18:41:53,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:53,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:54,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:55,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 0 proven. 637 refuted. 0 times theorem prover too weak. 728 trivial. 0 not checked. [2023-11-21 18:41:56,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:56,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 158 states and 217 transitions. [2023-11-21 18:41:56,014 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 217 transitions. [2023-11-21 18:41:56,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-21 18:41:56,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:56,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:56,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:57,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-21 18:41:58,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:58,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 165 states and 227 transitions. [2023-11-21 18:41:58,222 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 227 transitions. [2023-11-21 18:41:58,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-11-21 18:41:58,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:58,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:00,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1800 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2023-11-21 18:42:00,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:00,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 172 states and 237 transitions. [2023-11-21 18:42:00,815 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 237 transitions. [2023-11-21 18:42:00,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-11-21 18:42:00,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:00,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:02,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2040 backedges. 0 proven. 952 refuted. 0 times theorem prover too weak. 1088 trivial. 0 not checked. [2023-11-21 18:42:03,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:03,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 179 states and 247 transitions. [2023-11-21 18:42:03,263 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 247 transitions. [2023-11-21 18:42:03,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-11-21 18:42:03,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:03,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:05,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 1071 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2023-11-21 18:42:06,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:06,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 186 states and 257 transitions. [2023-11-21 18:42:06,158 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 257 transitions. [2023-11-21 18:42:06,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2023-11-21 18:42:06,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:06,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:06,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:08,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2565 backedges. 0 proven. 1197 refuted. 0 times theorem prover too weak. 1368 trivial. 0 not checked. [2023-11-21 18:42:08,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:08,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 193 states and 267 transitions. [2023-11-21 18:42:08,947 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 267 transitions. [2023-11-21 18:42:08,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-11-21 18:42:08,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:08,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:09,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:11,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 1330 refuted. 0 times theorem prover too weak. 1520 trivial. 0 not checked. [2023-11-21 18:42:11,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:11,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 200 states and 277 transitions. [2023-11-21 18:42:11,959 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 277 transitions. [2023-11-21 18:42:11,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2023-11-21 18:42:11,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:11,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:14,520 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 0 proven. 1470 refuted. 0 times theorem prover too weak. 1680 trivial. 0 not checked. [2023-11-21 18:42:15,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:15,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 207 states and 287 transitions. [2023-11-21 18:42:15,148 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 287 transitions. [2023-11-21 18:42:15,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2023-11-21 18:42:15,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:15,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:17,619 INFO L134 CoverageAnalysis]: Checked inductivity of 3465 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 1848 trivial. 0 not checked.