./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label06.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8fe6fb83fb08ef54afbd8d78d8c97f9d20e73a7ae4eae7f287d2ff90296f8470 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:48:46,964 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:48:47,027 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:48:47,033 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:48:47,033 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:48:47,054 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:48:47,055 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:48:47,056 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:48:47,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:48:47,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:48:47,058 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:48:47,058 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:48:47,059 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:48:47,059 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:48:47,060 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:48:47,060 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:48:47,061 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:48:47,061 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:48:47,061 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:48:47,062 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:48:47,062 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:48:47,063 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:48:47,063 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:48:47,064 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:48:47,064 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:48:47,065 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:48:47,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:48:47,065 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:48:47,066 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:48:47,066 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:48:47,066 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:48:47,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:48:47,067 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:48:47,067 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_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fe6fb83fb08ef54afbd8d78d8c97f9d20e73a7ae4eae7f287d2ff90296f8470 [2023-12-03 01:48:47,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:48:47,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:48:47,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:48:47,305 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:48:47,305 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:48:47,306 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/eca-rers2012/Problem02_label06.c [2023-12-03 01:48:50,086 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:48:50,322 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:48:50,323 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/sv-benchmarks/c/eca-rers2012/Problem02_label06.c [2023-12-03 01:48:50,336 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9/data/4f49ef6f0/e63431116f6a4196a05cb3cee3cdeeed/FLAG64fc36550 [2023-12-03 01:48:50,349 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9/data/4f49ef6f0/e63431116f6a4196a05cb3cee3cdeeed [2023-12-03 01:48:50,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:48:50,353 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:48:50,354 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:48:50,354 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:48:50,358 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:48:50,358 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:48:50" (1/1) ... [2023-12-03 01:48:50,360 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a932496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:48:50, skipping insertion in model container [2023-12-03 01:48:50,360 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:48:50" (1/1) ... [2023-12-03 01:48:50,403 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:48:50,672 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/sv-benchmarks/c/eca-rers2012/Problem02_label06.c[21333,21346] [2023-12-03 01:48:50,689 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:48:50,701 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:48:50,790 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/sv-benchmarks/c/eca-rers2012/Problem02_label06.c[21333,21346] [2023-12-03 01:48:50,796 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:48:50,813 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:48:50,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:48:50 WrapperNode [2023-12-03 01:48:50,813 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:48:50,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:48:50,815 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:48:50,815 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:48:50,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:48:50" (1/1) ... [2023-12-03 01:48:50,841 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:48:50" (1/1) ... [2023-12-03 01:48:50,887 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 669 [2023-12-03 01:48:50,888 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:48:50,888 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:48:50,889 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:48:50,889 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:48:50,898 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:48:50" (1/1) ... [2023-12-03 01:48:50,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:48:50" (1/1) ... [2023-12-03 01:48:50,904 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:48:50" (1/1) ... [2023-12-03 01:48:50,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:48:50" (1/1) ... [2023-12-03 01:48:50,929 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:48:50" (1/1) ... [2023-12-03 01:48:50,938 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:48:50" (1/1) ... [2023-12-03 01:48:50,945 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:48:50" (1/1) ... [2023-12-03 01:48:50,950 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:48:50" (1/1) ... [2023-12-03 01:48:50,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:48:50,958 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:48:50,958 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:48:50,958 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:48:50,959 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:48:50" (1/1) ... [2023-12-03 01:48:50,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:48:50,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:48:50,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:48:50,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:48:51,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:48:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:48:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:48:51,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:48:51,092 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:48:51,094 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:48:51,925 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:48:52,205 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:48:52,206 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:48:52,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:48:52 BoogieIcfgContainer [2023-12-03 01:48:52,207 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:48:52,208 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:48:52,209 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:48:52,218 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:48:52,218 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:48:52" (1/1) ... [2023-12-03 01:48:52,228 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:48:52,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:52,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2023-12-03 01:48:52,285 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2023-12-03 01:48:52,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-03 01:48:52,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:52,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:52,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:48:53,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:53,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 163 states and 250 transitions. [2023-12-03 01:48:53,250 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 250 transitions. [2023-12-03 01:48:53,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-03 01:48:53,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:53,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:53,697 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:48:54,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:54,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 246 states and 356 transitions. [2023-12-03 01:48:54,772 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 356 transitions. [2023-12-03 01:48:54,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-03 01:48:54,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:54,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:54,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:54,925 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:48:55,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:55,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 325 states and 443 transitions. [2023-12-03 01:48:55,842 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 443 transitions. [2023-12-03 01:48:55,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-03 01:48:55,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:55,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:55,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:55,945 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:48:56,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:56,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 330 states and 449 transitions. [2023-12-03 01:48:56,099 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 449 transitions. [2023-12-03 01:48:56,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 01:48:56,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:56,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:56,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:56,539 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:48:58,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:58,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 412 states and 544 transitions. [2023-12-03 01:48:58,594 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 544 transitions. [2023-12-03 01:48:58,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-03 01:48:58,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:58,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:58,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:58,659 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:48:58,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:58,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 417 states and 549 transitions. [2023-12-03 01:48:58,765 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 549 transitions. [2023-12-03 01:48:58,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-03 01:48:58,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:58,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:58,853 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:48:58,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:58,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 424 states and 556 transitions. [2023-12-03 01:48:58,938 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 556 transitions. [2023-12-03 01:48:58,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-12-03 01:48:58,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:58,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:58,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:59,347 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:49:00,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:00,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 524 states and 661 transitions. [2023-12-03 01:49:00,670 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 661 transitions. [2023-12-03 01:49:00,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-12-03 01:49:00,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:00,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:00,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:00,737 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:49:00,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:00,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 529 states and 666 transitions. [2023-12-03 01:49:00,820 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 666 transitions. [2023-12-03 01:49:00,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-03 01:49:00,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:00,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:00,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:00,885 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:49:00,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:00,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 530 states and 667 transitions. [2023-12-03 01:49:00,970 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 667 transitions. [2023-12-03 01:49:00,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-12-03 01:49:00,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:00,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:01,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:01,108 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:49:03,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:03,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 609 states and 750 transitions. [2023-12-03 01:49:03,404 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 750 transitions. [2023-12-03 01:49:03,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-03 01:49:03,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:03,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:03,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:03,640 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 37 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:49:04,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:04,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 687 states and 830 transitions. [2023-12-03 01:49:04,325 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 830 transitions. [2023-12-03 01:49:04,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-03 01:49:04,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:04,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:04,382 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-12-03 01:49:04,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:04,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 709 states and 856 transitions. [2023-12-03 01:49:04,796 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 856 transitions. [2023-12-03 01:49:04,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-12-03 01:49:04,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:04,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:04,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:04,904 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 01:49:05,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:05,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 733 states and 883 transitions. [2023-12-03 01:49:05,258 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 883 transitions. [2023-12-03 01:49:05,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-03 01:49:05,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:05,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:05,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:05,337 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-03 01:49:05,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:05,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 740 states and 890 transitions. [2023-12-03 01:49:05,427 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 890 transitions. [2023-12-03 01:49:05,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-03 01:49:05,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:05,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:05,509 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-03 01:49:05,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:05,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 744 states and 894 transitions. [2023-12-03 01:49:05,648 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 894 transitions. [2023-12-03 01:49:05,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-03 01:49:05,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:05,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:05,800 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:49:06,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:06,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 804 states and 959 transitions. [2023-12-03 01:49:06,399 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 959 transitions. [2023-12-03 01:49:06,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-12-03 01:49:06,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:06,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:06,540 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:49:07,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:07,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 836 states and 997 transitions. [2023-12-03 01:49:07,406 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 997 transitions. [2023-12-03 01:49:07,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-03 01:49:07,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:07,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:07,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:07,504 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-12-03 01:49:07,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:07,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 842 states and 1005 transitions. [2023-12-03 01:49:07,748 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1005 transitions. [2023-12-03 01:49:07,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-03 01:49:07,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:07,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:07,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:07,852 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:49:08,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:08,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 878 states and 1043 transitions. [2023-12-03 01:49:08,039 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1043 transitions. [2023-12-03 01:49:08,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-03 01:49:08,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:08,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:08,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:08,127 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 01:49:08,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:08,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 942 states and 1111 transitions. [2023-12-03 01:49:08,663 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1111 transitions. [2023-12-03 01:49:08,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-12-03 01:49:08,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:08,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:08,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:08,839 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-12-03 01:49:08,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:08,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 943 states and 1113 transitions. [2023-12-03 01:49:08,991 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1113 transitions. [2023-12-03 01:49:08,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-12-03 01:49:08,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:08,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:09,211 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 4 proven. 82 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:49:09,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:09,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 1022 states and 1202 transitions. [2023-12-03 01:49:09,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1202 transitions. [2023-12-03 01:49:09,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-12-03 01:49:09,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:09,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:09,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:09,995 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2023-12-03 01:49:10,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:10,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 1023 states and 1202 transitions. [2023-12-03 01:49:10,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1202 transitions. [2023-12-03 01:49:10,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-03 01:49:10,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:10,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:10,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:10,267 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2023-12-03 01:49:10,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:10,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 1024 states and 1202 transitions. [2023-12-03 01:49:10,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1202 transitions. [2023-12-03 01:49:10,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-03 01:49:10,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:10,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:10,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:10,477 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-12-03 01:49:10,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:10,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 1027 states and 1205 transitions. [2023-12-03 01:49:10,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1205 transitions. [2023-12-03 01:49:10,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-03 01:49:10,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:10,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:10,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:10,689 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-03 01:49:10,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:10,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 1028 states and 1210 transitions. [2023-12-03 01:49:10,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1210 transitions. [2023-12-03 01:49:10,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-03 01:49:10,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:10,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:10,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:11,023 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-03 01:49:11,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:11,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 1046 states and 1229 transitions. [2023-12-03 01:49:11,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1229 transitions. [2023-12-03 01:49:11,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-03 01:49:11,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:11,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:11,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:11,388 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-03 01:49:11,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:11,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 1054 states and 1238 transitions. [2023-12-03 01:49:11,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1238 transitions. [2023-12-03 01:49:11,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-03 01:49:11,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:11,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:11,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:11,789 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-03 01:49:11,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:11,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 1058 states and 1242 transitions. [2023-12-03 01:49:11,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1242 transitions. [2023-12-03 01:49:11,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-12-03 01:49:11,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:11,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:12,071 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:49:12,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:12,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1078 states and 1269 transitions. [2023-12-03 01:49:12,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1269 transitions. [2023-12-03 01:49:12,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-12-03 01:49:12,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:12,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:12,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:12,533 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:49:12,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:12,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 1120 states and 1311 transitions. [2023-12-03 01:49:12,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1311 transitions. [2023-12-03 01:49:12,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-12-03 01:49:12,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:12,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:12,880 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:49:13,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:13,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1184 states and 1376 transitions. [2023-12-03 01:49:13,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1376 transitions. [2023-12-03 01:49:13,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-12-03 01:49:13,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:13,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:13,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:13,506 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:49:13,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:13,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1202 states and 1395 transitions. [2023-12-03 01:49:13,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1395 transitions. [2023-12-03 01:49:13,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-12-03 01:49:13,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:13,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:13,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:14,015 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:49:15,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:15,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1298 states and 1501 transitions. [2023-12-03 01:49:15,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 1501 transitions. [2023-12-03 01:49:15,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2023-12-03 01:49:15,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:15,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:15,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:15,609 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2023-12-03 01:49:15,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:15,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1314 states and 1516 transitions. [2023-12-03 01:49:15,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1516 transitions. [2023-12-03 01:49:15,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-12-03 01:49:15,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:15,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:15,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:15,963 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-03 01:49:16,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:16,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1333 states and 1535 transitions. [2023-12-03 01:49:16,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1535 transitions. [2023-12-03 01:49:16,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-03 01:49:16,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:16,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:16,262 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-03 01:49:16,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:16,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 1413 states and 1627 transitions. [2023-12-03 01:49:16,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1627 transitions. [2023-12-03 01:49:16,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-12-03 01:49:16,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:16,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:17,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:17,184 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2023-12-03 01:49:17,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:17,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1415 states and 1628 transitions. [2023-12-03 01:49:17,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1628 transitions. [2023-12-03 01:49:17,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-12-03 01:49:17,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:17,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:17,560 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-12-03 01:49:17,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:17,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1466 states and 1681 transitions. [2023-12-03 01:49:17,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 1681 transitions. [2023-12-03 01:49:17,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-12-03 01:49:17,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:17,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:17,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:18,032 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2023-12-03 01:49:18,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:18,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1544 states and 1759 transitions. [2023-12-03 01:49:18,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 1759 transitions. [2023-12-03 01:49:18,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2023-12-03 01:49:18,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:18,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:18,783 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2023-12-03 01:49:19,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:19,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1616 states and 1832 transitions. [2023-12-03 01:49:19,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 1832 transitions. [2023-12-03 01:49:19,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2023-12-03 01:49:19,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:19,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:19,470 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2023-12-03 01:49:19,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:19,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 1644 states and 1859 transitions. [2023-12-03 01:49:19,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 1859 transitions. [2023-12-03 01:49:19,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2023-12-03 01:49:19,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:19,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:20,616 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 299 proven. 51 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-12-03 01:49:23,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:23,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 1784 states and 2011 transitions. [2023-12-03 01:49:23,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2011 transitions. [2023-12-03 01:49:23,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2023-12-03 01:49:23,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:23,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:23,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:23,952 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-12-03 01:49:24,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:24,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 1797 states and 2023 transitions. [2023-12-03 01:49:24,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 2023 transitions. [2023-12-03 01:49:24,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2023-12-03 01:49:24,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:24,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:24,333 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2023-12-03 01:49:24,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:24,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 1824 states and 2049 transitions. [2023-12-03 01:49:24,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 2049 transitions. [2023-12-03 01:49:24,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2023-12-03 01:49:24,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:24,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:24,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:24,626 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2023-12-03 01:49:24,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:24,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1829 states and 2053 transitions. [2023-12-03 01:49:24,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2053 transitions. [2023-12-03 01:49:24,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2023-12-03 01:49:24,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:24,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:24,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:25,009 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 226 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-12-03 01:49:25,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:25,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1843 states and 2066 transitions. [2023-12-03 01:49:25,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2066 transitions. [2023-12-03 01:49:25,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2023-12-03 01:49:25,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:25,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:25,367 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-12-03 01:49:25,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:25,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1859 states and 2083 transitions. [2023-12-03 01:49:25,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2083 transitions. [2023-12-03 01:49:25,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2023-12-03 01:49:25,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:25,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:26,266 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 400 proven. 58 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-12-03 01:49:28,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:28,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 2030 states and 2263 transitions. [2023-12-03 01:49:28,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 2263 transitions. [2023-12-03 01:49:28,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2023-12-03 01:49:28,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:28,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:28,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:28,385 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 322 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-12-03 01:49:28,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:28,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 2043 states and 2275 transitions. [2023-12-03 01:49:28,709 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 2275 transitions. [2023-12-03 01:49:28,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2023-12-03 01:49:28,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:28,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:28,811 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2023-12-03 01:49:29,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:29,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 2116 states and 2354 transitions. [2023-12-03 01:49:29,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 2354 transitions. [2023-12-03 01:49:29,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2023-12-03 01:49:29,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:29,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:30,045 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 315 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-03 01:49:30,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:30,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2355 states to 2118 states and 2355 transitions. [2023-12-03 01:49:30,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 2355 transitions. [2023-12-03 01:49:30,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2023-12-03 01:49:30,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:30,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:30,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:30,645 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 354 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2023-12-03 01:49:31,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:31,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 2196 states and 2433 transitions. [2023-12-03 01:49:31,276 INFO L276 IsEmpty]: Start isEmpty. Operand 2196 states and 2433 transitions. [2023-12-03 01:49:31,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2023-12-03 01:49:31,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:31,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:31,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:31,438 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 354 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2023-12-03 01:49:32,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:32,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2511 states to 2274 states and 2511 transitions. [2023-12-03 01:49:32,087 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 2511 transitions. [2023-12-03 01:49:32,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2023-12-03 01:49:32,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:32,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:32,244 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2023-12-03 01:49:32,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:32,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 2276 states and 2512 transitions. [2023-12-03 01:49:32,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 2512 transitions. [2023-12-03 01:49:32,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2023-12-03 01:49:32,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:32,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:32,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:32,697 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-03 01:49:33,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:33,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 2293 states and 2531 transitions. [2023-12-03 01:49:33,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 2531 transitions. [2023-12-03 01:49:33,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2023-12-03 01:49:33,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:33,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:33,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:33,152 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-03 01:49:33,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:33,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2313 states and 2552 transitions. [2023-12-03 01:49:33,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2313 states and 2552 transitions. [2023-12-03 01:49:33,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2023-12-03 01:49:33,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:33,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:33,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:33,735 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-03 01:49:34,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:34,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 2315 states and 2553 transitions. [2023-12-03 01:49:34,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 2553 transitions. [2023-12-03 01:49:34,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2023-12-03 01:49:34,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:34,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:34,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:34,869 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 262 proven. 293 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-03 01:49:39,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:39,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 2538 states and 2800 transitions. [2023-12-03 01:49:39,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 2800 transitions. [2023-12-03 01:49:39,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2023-12-03 01:49:39,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:39,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:39,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:39,202 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 418 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2023-12-03 01:49:40,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:40,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 2579 states and 2843 transitions. [2023-12-03 01:49:40,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 2843 transitions. [2023-12-03 01:49:40,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2023-12-03 01:49:40,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:40,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:41,269 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 484 proven. 101 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-12-03 01:49:42,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:42,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 2589 states and 2856 transitions. [2023-12-03 01:49:42,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2589 states and 2856 transitions. [2023-12-03 01:49:42,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2023-12-03 01:49:42,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:42,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:43,037 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 429 proven. 182 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-12-03 01:49:46,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:46,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 2652 states and 2930 transitions. [2023-12-03 01:49:46,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 2930 transitions. [2023-12-03 01:49:46,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2023-12-03 01:49:46,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:46,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:46,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:47,027 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 429 proven. 182 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-12-03 01:49:47,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:47,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 2664 states and 2942 transitions. [2023-12-03 01:49:47,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 2942 transitions. [2023-12-03 01:49:47,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2023-12-03 01:49:47,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:47,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:47,839 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 502 proven. 110 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2023-12-03 01:49:48,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:48,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 2063 states and 2282 transitions. [2023-12-03 01:49:48,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 2282 transitions. [2023-12-03 01:49:48,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2023-12-03 01:49:48,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:48,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:48,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:48,459 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 589 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2023-12-03 01:49:51,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:51,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 2124 states and 2346 transitions. [2023-12-03 01:49:51,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 2346 transitions. [2023-12-03 01:49:51,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2023-12-03 01:49:51,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:51,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:51,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:52,039 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 589 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2023-12-03 01:49:53,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:53,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 2141 states and 2362 transitions. [2023-12-03 01:49:53,060 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 2362 transitions. [2023-12-03 01:49:53,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2023-12-03 01:49:53,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:53,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:53,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 581 proven. 243 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2023-12-03 01:49:54,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:54,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 2143 states and 2363 transitions. [2023-12-03 01:49:54,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2143 states and 2363 transitions. [2023-12-03 01:49:54,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2023-12-03 01:49:54,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:54,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:54,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:54,496 INFO L134 CoverageAnalysis]: Checked inductivity of 1184 backedges. 752 proven. 0 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2023-12-03 01:49:55,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:55,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1696 states and 1869 transitions. [2023-12-03 01:49:55,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 1869 transitions. [2023-12-03 01:49:55,093 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 01:49:55,093 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 70 iterations. [2023-12-03 01:49:55,101 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 01:50:10,356 INFO L560 CodeCheckObserver]: Invariant with dag size 37 [2023-12-03 01:50:10,364 INFO L560 CodeCheckObserver]: Invariant with dag size 37 [2023-12-03 01:50:10,368 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 01:50:10,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:50:10 ImpRootNode [2023-12-03 01:50:10,369 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:50:10,369 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:50:10,369 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:50:10,370 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:50:10,370 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:48:52" (3/4) ... [2023-12-03 01:50:10,372 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 01:50:10,392 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2023-12-03 01:50:10,394 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-12-03 01:50:10,396 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-03 01:50:10,398 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 01:50:10,571 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 01:50:10,572 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 01:50:10,572 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:50:10,573 INFO L158 Benchmark]: Toolchain (without parser) took 80219.74ms. Allocated memory was 144.7MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 102.9MB in the beginning and 1.0GB in the end (delta: -942.8MB). Peak memory consumption was 88.5MB. Max. memory is 16.1GB. [2023-12-03 01:50:10,573 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 102.8MB. Free memory is still 57.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:50:10,573 INFO L158 Benchmark]: CACSL2BoogieTranslator took 459.73ms. Allocated memory is still 144.7MB. Free memory was 102.9MB in the beginning and 76.2MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-03 01:50:10,574 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.34ms. Allocated memory is still 144.7MB. Free memory was 76.2MB in the beginning and 70.4MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 01:50:10,574 INFO L158 Benchmark]: Boogie Preprocessor took 69.03ms. Allocated memory is still 144.7MB. Free memory was 70.4MB in the beginning and 66.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:50:10,574 INFO L158 Benchmark]: RCFGBuilder took 1249.48ms. Allocated memory was 144.7MB in the beginning and 186.6MB in the end (delta: 41.9MB). Free memory was 66.2MB in the beginning and 104.7MB in the end (delta: -38.5MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2023-12-03 01:50:10,575 INFO L158 Benchmark]: CodeCheck took 78160.33ms. Allocated memory was 186.6MB in the beginning and 1.2GB in the end (delta: 987.8MB). Free memory was 104.7MB in the beginning and 1.1GB in the end (delta: -953.6MB). Peak memory consumption was 678.0MB. Max. memory is 16.1GB. [2023-12-03 01:50:10,575 INFO L158 Benchmark]: Witness Printer took 202.69ms. Allocated memory is still 1.2GB. Free memory was 1.1GB in the beginning and 1.0GB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 01:50:10,577 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 62.9s, OverallIterations: 70, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 198713 SdHoareTripleChecker+Valid, 501.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 198238 mSDsluCounter, 24444 SdHoareTripleChecker+Invalid, 426.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20775 mSDsCounter, 71656 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 448797 IncrementalHoareTripleChecker+Invalid, 520453 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 71656 mSolverCounterUnsat, 3669 mSDtfsCounter, 448797 mSolverCounterSat, 3.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 110094 GetRequests, 106266 SyntacticMatches, 3372 SemanticMatches, 456 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176041 ImplicationChecksByTransitivity, 31.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.5s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 11.7s InterpolantComputationTime, 16343 NumberOfCodeBlocks, 16343 NumberOfCodeBlocksAsserted, 69 NumberOfCheckSat, 16274 ConstructedInterpolants, 0 QuantifiedInterpolants, 55870 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 69 InterpolantComputations, 57 PerfectInterpolantSequences, 20529/21863 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 602]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: (((((((((((a25 == 1) && !((7 == a17))) && !((a19 == 1))) && (a28 <= 10)) || ((a28 <= 8) && !((a19 == 1)))) || (((a28 <= 9) && (a17 <= 8)) && (a19 == 1))) || (((a25 == 1) && (a28 <= 9)) && !((a19 == 1)))) || (((11 <= a28) && (a25 == 1)) && (a19 == 1))) || (((!((7 == a17)) && (a17 <= 8)) && (a28 < 11)) && (a19 == 1))) || (((((a28 == 10) && (a21 == 1)) && (a17 <= 8)) && (a19 == 1)) && !((a11 == 1)))) || ((((((a11 == 1) && !((a19 == 1))) && (a28 == 10)) && (a21 == 1)) && (7 == a17)) && !((a25 == 1)))) - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: (((((((((((a25 == 1) && !((7 == a17))) && !((a19 == 1))) && (a28 <= 10)) || (!((a19 == 1)) && (a28 < 9))) || (((a28 <= 9) && (a17 <= 8)) && (a19 == 1))) || (((a25 == 1) && (a28 <= 9)) && !((a19 == 1)))) || (((11 <= a28) && (a25 == 1)) && (a19 == 1))) || (((!((7 == a17)) && (a17 <= 8)) && (a28 < 11)) && (a19 == 1))) || (((((a28 == 10) && (a21 == 1)) && (a17 <= 8)) && (a19 == 1)) && !((a11 == 1)))) || ((((((a11 == 1) && !((a19 == 1))) && (a28 == 10)) && (a21 == 1)) && (7 == a17)) && !((a25 == 1)))) - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 102.8MB. Free memory is still 57.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 459.73ms. Allocated memory is still 144.7MB. Free memory was 102.9MB in the beginning and 76.2MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.34ms. Allocated memory is still 144.7MB. Free memory was 76.2MB in the beginning and 70.4MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.03ms. Allocated memory is still 144.7MB. Free memory was 70.4MB in the beginning and 66.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1249.48ms. Allocated memory was 144.7MB in the beginning and 186.6MB in the end (delta: 41.9MB). Free memory was 66.2MB in the beginning and 104.7MB in the end (delta: -38.5MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. * CodeCheck took 78160.33ms. Allocated memory was 186.6MB in the beginning and 1.2GB in the end (delta: 987.8MB). Free memory was 104.7MB in the beginning and 1.1GB in the end (delta: -953.6MB). Peak memory consumption was 678.0MB. Max. memory is 16.1GB. * Witness Printer took 202.69ms. Allocated memory is still 1.2GB. Free memory was 1.1GB in the beginning and 1.0GB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 01:50:10,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d241cb-1a3b-4257-bdcc-98ae56bd8bc1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE