./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.BOUNDED-6.pals.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_afffe19d-c164-4e19-b66f-7083bacd47a7/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afffe19d-c164-4e19-b66f-7083bacd47a7/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_afffe19d-c164-4e19-b66f-7083bacd47a7/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afffe19d-c164-4e19-b66f-7083bacd47a7/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.BOUNDED-6.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afffe19d-c164-4e19-b66f-7083bacd47a7/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_afffe19d-c164-4e19-b66f-7083bacd47a7/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 3f728e04159b75fd4f86d9e171d07387390897d2fdfdd24db8ac526a2f9d83e1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:52:58,852 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:52:58,916 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afffe19d-c164-4e19-b66f-7083bacd47a7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:52:58,920 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:52:58,921 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:52:58,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:52:58,945 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:52:58,946 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:52:58,947 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:52:58,947 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:52:58,948 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:52:58,948 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:52:58,949 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:52:58,949 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:52:58,950 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:52:58,950 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:52:58,951 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:52:58,951 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:52:58,952 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:52:58,952 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:52:58,952 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:52:58,953 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:52:58,954 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:52:58,954 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:52:58,955 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:52:58,955 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:52:58,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:52:58,956 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:52:58,956 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:52:58,957 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:52:58,957 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:52:58,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:52:58,958 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:52:58,958 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_afffe19d-c164-4e19-b66f-7083bacd47a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afffe19d-c164-4e19-b66f-7083bacd47a7/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f728e04159b75fd4f86d9e171d07387390897d2fdfdd24db8ac526a2f9d83e1 [2023-12-03 04:52:59,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:52:59,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:52:59,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:52:59,197 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:52:59,198 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:52:59,199 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afffe19d-c164-4e19-b66f-7083bacd47a7/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.BOUNDED-6.pals.c [2023-12-03 04:53:01,973 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:53:02,163 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:53:02,163 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afffe19d-c164-4e19-b66f-7083bacd47a7/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.BOUNDED-6.pals.c [2023-12-03 04:53:02,175 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afffe19d-c164-4e19-b66f-7083bacd47a7/bin/ukojak-verify-Qdu7aM0XO9/data/8b466dfb8/76a82288c0304b7f9fb018f874a94857/FLAGa3784f191 [2023-12-03 04:53:02,187 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afffe19d-c164-4e19-b66f-7083bacd47a7/bin/ukojak-verify-Qdu7aM0XO9/data/8b466dfb8/76a82288c0304b7f9fb018f874a94857 [2023-12-03 04:53:02,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:53:02,190 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:53:02,191 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:53:02,191 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:53:02,196 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:53:02,197 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:53:02" (1/1) ... [2023-12-03 04:53:02,198 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6941e3c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:02, skipping insertion in model container [2023-12-03 04:53:02,199 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:53:02" (1/1) ... [2023-12-03 04:53:02,241 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:53:02,464 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_afffe19d-c164-4e19-b66f-7083bacd47a7/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.BOUNDED-6.pals.c[12762,12775] [2023-12-03 04:53:02,468 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:53:02,480 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:53:02,536 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_afffe19d-c164-4e19-b66f-7083bacd47a7/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.BOUNDED-6.pals.c[12762,12775] [2023-12-03 04:53:02,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:53:02,554 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:53:02,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:02 WrapperNode [2023-12-03 04:53:02,554 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:53:02,555 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:53:02,556 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:53:02,556 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:53:02,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:02" (1/1) ... [2023-12-03 04:53:02,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:02" (1/1) ... [2023-12-03 04:53:02,609 INFO L138 Inliner]: procedures = 21, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 443 [2023-12-03 04:53:02,610 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:53:02,611 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:53:02,611 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:53:02,611 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:53:02,620 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:02" (1/1) ... [2023-12-03 04:53:02,621 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:02" (1/1) ... [2023-12-03 04:53:02,625 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:02" (1/1) ... [2023-12-03 04:53:02,625 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:02" (1/1) ... [2023-12-03 04:53:02,636 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:02" (1/1) ... [2023-12-03 04:53:02,643 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:02" (1/1) ... [2023-12-03 04:53:02,646 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:02" (1/1) ... [2023-12-03 04:53:02,649 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:02" (1/1) ... [2023-12-03 04:53:02,654 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:53:02,655 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:53:02,655 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:53:02,655 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:53:02,656 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:02" (1/1) ... [2023-12-03 04:53:02,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:53:02,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afffe19d-c164-4e19-b66f-7083bacd47a7/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:53:02,688 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afffe19d-c164-4e19-b66f-7083bacd47a7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:53:02,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afffe19d-c164-4e19-b66f-7083bacd47a7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:53:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:53:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:53:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:53:02,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:53:02,815 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:53:02,816 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:53:03,290 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:53:03,863 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:53:03,864 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:53:03,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:53:03 BoogieIcfgContainer [2023-12-03 04:53:03,865 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:53:03,866 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:53:03,866 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:53:03,873 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:53:03,874 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:53:03" (1/1) ... [2023-12-03 04:53:03,881 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:53:03,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:03,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2023-12-03 04:53:03,926 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2023-12-03 04:53:03,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:53:03,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:03,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:04,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:05,370 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 04:53:05,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:05,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2023-12-03 04:53:05,466 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2023-12-03 04:53:05,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:53:05,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:05,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:05,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:06,240 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 04:53:06,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:06,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2023-12-03 04:53:06,529 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2023-12-03 04:53:06,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 04:53:06,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:06,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:07,104 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 04:53:07,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:07,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 28 states and 50 transitions. [2023-12-03 04:53:07,564 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 50 transitions. [2023-12-03 04:53:07,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 04:53:07,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:07,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:08,207 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 04:53:08,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:08,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 33 states and 61 transitions. [2023-12-03 04:53:08,820 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2023-12-03 04:53:08,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:53:08,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:08,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:09,537 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 04:53:10,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:10,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 40 states and 74 transitions. [2023-12-03 04:53:10,387 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 74 transitions. [2023-12-03 04:53:10,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 04:53:10,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:10,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:10,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:11,049 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 04:53:11,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:11,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 46 states and 86 transitions. [2023-12-03 04:53:11,921 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 86 transitions. [2023-12-03 04:53:11,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 04:53:11,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:11,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:11,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:12,030 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 04:53:12,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:12,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2023-12-03 04:53:12,216 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2023-12-03 04:53:12,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 04:53:12,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:12,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:12,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:12,276 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 04:53:12,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:12,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 48 states and 87 transitions. [2023-12-03 04:53:12,292 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 87 transitions. [2023-12-03 04:53:12,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 04:53:12,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:12,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:12,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:13,282 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 04:53:14,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:14,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 58 states and 105 transitions. [2023-12-03 04:53:14,680 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 105 transitions. [2023-12-03 04:53:14,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 04:53:14,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:14,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:14,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:14,944 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 04:53:15,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:15,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 61 states and 111 transitions. [2023-12-03 04:53:15,163 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 111 transitions. [2023-12-03 04:53:15,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 04:53:15,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:15,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:17,149 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:53:21,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:21,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 77 states and 147 transitions. [2023-12-03 04:53:21,328 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 147 transitions. [2023-12-03 04:53:21,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:53:21,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:21,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:21,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:22,334 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:53:25,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:25,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 91 states and 171 transitions. [2023-12-03 04:53:25,860 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 171 transitions. [2023-12-03 04:53:25,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:53:25,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:25,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:25,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:26,791 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:53:27,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:27,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 92 states and 174 transitions. [2023-12-03 04:53:27,188 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 174 transitions. [2023-12-03 04:53:27,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:53:27,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:27,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:27,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:28,316 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:53:33,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:33,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 110 states and 213 transitions. [2023-12-03 04:53:33,031 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 213 transitions. [2023-12-03 04:53:33,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:53:33,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:33,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:33,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:33,728 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:53:34,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:34,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 111 states and 214 transitions. [2023-12-03 04:53:34,059 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 214 transitions. [2023-12-03 04:53:34,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:53:34,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:34,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:34,808 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:53:35,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:35,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 112 states and 218 transitions. [2023-12-03 04:53:35,239 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 218 transitions. [2023-12-03 04:53:35,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 04:53:35,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:35,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:36,358 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:53:40,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:40,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 126 states and 246 transitions. [2023-12-03 04:53:40,860 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 246 transitions. [2023-12-03 04:53:40,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 04:53:40,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:40,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:41,571 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:53:42,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:42,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 129 states and 255 transitions. [2023-12-03 04:53:42,681 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 255 transitions. [2023-12-03 04:53:42,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 04:53:42,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:42,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:42,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:43,871 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:53:48,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:48,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 145 states and 287 transitions. [2023-12-03 04:53:48,606 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 287 transitions. [2023-12-03 04:53:48,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:53:48,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:48,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:50,353 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:53:57,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:57,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 164 states and 322 transitions. [2023-12-03 04:53:57,288 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 322 transitions. [2023-12-03 04:53:57,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:53:57,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:57,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:57,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:58,878 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:54:03,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:03,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 179 states and 348 transitions. [2023-12-03 04:54:03,537 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 348 transitions. [2023-12-03 04:54:03,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:54:03,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:03,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:54:03,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:05,088 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:54:12,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:12,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 197 states and 388 transitions. [2023-12-03 04:54:12,045 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 388 transitions. [2023-12-03 04:54:12,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:54:12,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:12,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:54:12,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:13,211 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:54:13,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:13,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 198 states and 391 transitions. [2023-12-03 04:54:13,720 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 391 transitions. [2023-12-03 04:54:13,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:54:13,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:13,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:54:13,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:15,033 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:54:15,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:15,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 199 states and 394 transitions. [2023-12-03 04:54:15,818 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 394 transitions. [2023-12-03 04:54:15,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:54:15,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:15,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:54:15,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:17,136 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:54:17,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:17,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 200 states and 395 transitions. [2023-12-03 04:54:17,663 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 395 transitions. [2023-12-03 04:54:17,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:54:17,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:17,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:54:17,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:18,644 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:54:24,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:24,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 214 states and 427 transitions. [2023-12-03 04:54:24,504 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 427 transitions. [2023-12-03 04:54:24,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:54:24,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:24,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:54:24,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:25,205 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:54:27,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:27,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 218 states and 443 transitions. [2023-12-03 04:54:27,496 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 443 transitions. [2023-12-03 04:54:27,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:54:27,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:27,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:54:27,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:28,280 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:54:28,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:28,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 219 states and 445 transitions. [2023-12-03 04:54:28,873 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 445 transitions. [2023-12-03 04:54:28,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:54:28,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:28,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:54:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:30,954 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:54:34,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:34,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 222 states and 451 transitions. [2023-12-03 04:54:34,328 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 451 transitions. [2023-12-03 04:54:34,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:54:34,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:34,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:54:34,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:36,436 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:54:43,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:43,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 241 states and 489 transitions. [2023-12-03 04:54:43,858 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 489 transitions. [2023-12-03 04:54:43,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 04:54:43,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:43,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:54:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:46,423 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:54:55,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:55,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 255 states and 547 transitions. [2023-12-03 04:54:55,281 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 547 transitions. [2023-12-03 04:54:55,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 04:54:55,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:55,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:54:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:57,528 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:55:07,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:55:07,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 269 states and 606 transitions. [2023-12-03 04:55:07,569 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 606 transitions. [2023-12-03 04:55:07,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 04:55:07,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:55:07,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:55:07,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:55:09,319 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:55:16,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:55:16,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 280 states and 626 transitions. [2023-12-03 04:55:16,128 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 626 transitions. [2023-12-03 04:55:16,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 04:55:16,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:55:16,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:55:16,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:55:17,075 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:55:23,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:55:23,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 291 states and 651 transitions. [2023-12-03 04:55:23,643 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 651 transitions. [2023-12-03 04:55:23,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 04:55:23,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:55:23,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:55:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:55:25,159 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:55:26,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:55:26,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 292 states and 652 transitions. [2023-12-03 04:55:26,525 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 652 transitions. [2023-12-03 04:55:26,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:55:26,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:55:26,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:55:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:55:31,235 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:55:43,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:55:43,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 306 states and 688 transitions. [2023-12-03 04:55:43,327 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 688 transitions. [2023-12-03 04:55:43,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:55:43,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:55:43,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:55:43,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:55:45,442 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:55:54,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:55:54,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 319 states and 722 transitions. [2023-12-03 04:55:54,242 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 722 transitions. [2023-12-03 04:55:54,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:55:54,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:55:54,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:55:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:55:55,244 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:55:56,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:55:56,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 320 states and 724 transitions. [2023-12-03 04:55:56,161 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 724 transitions. [2023-12-03 04:55:56,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:55:56,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:55:56,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:55:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:56:00,103 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:56:09,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:56:09,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 330 states and 746 transitions. [2023-12-03 04:56:09,914 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 746 transitions. [2023-12-03 04:56:09,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:56:09,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:56:09,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:56:09,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:56:10,929 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:56:11,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:56:11,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 331 states and 753 transitions. [2023-12-03 04:56:11,962 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 753 transitions. [2023-12-03 04:56:11,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:56:11,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:56:11,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:56:11,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:56:13,581 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:56:15,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:56:15,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 332 states and 757 transitions. [2023-12-03 04:56:15,207 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 757 transitions. [2023-12-03 04:56:15,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:56:15,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:56:15,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:56:15,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:56:18,977 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:56:29,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:56:29,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 345 states and 781 transitions. [2023-12-03 04:56:29,381 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 781 transitions. [2023-12-03 04:56:29,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:56:29,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:56:29,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:56:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:56:31,446 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:56:39,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:56:39,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 354 states and 805 transitions. [2023-12-03 04:56:39,531 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 805 transitions. [2023-12-03 04:56:39,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:56:39,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:56:39,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:56:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:56:40,658 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:56:42,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:56:42,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 359 states and 811 transitions. [2023-12-03 04:56:42,503 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 811 transitions. [2023-12-03 04:56:42,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:56:42,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:56:42,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:56:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:56:43,583 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:56:49,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:56:49,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 368 states and 832 transitions. [2023-12-03 04:56:49,600 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 832 transitions. [2023-12-03 04:56:49,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:56:49,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:56:49,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:56:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:56:52,488 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:56:59,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:56:59,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 377 states and 848 transitions. [2023-12-03 04:56:59,220 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 848 transitions. [2023-12-03 04:56:59,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:56:59,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:56:59,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:56:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:01,100 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:57:04,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:04,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 380 states and 861 transitions. [2023-12-03 04:57:04,951 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 861 transitions. [2023-12-03 04:57:04,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 04:57:04,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:04,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:05,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:07,963 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:57:14,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:14,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 383 states and 872 transitions. [2023-12-03 04:57:14,767 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 872 transitions. [2023-12-03 04:57:14,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 04:57:14,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:14,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:16,253 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:57:23,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:23,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 387 states and 889 transitions. [2023-12-03 04:57:23,074 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 889 transitions. [2023-12-03 04:57:23,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 04:57:23,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:23,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:23,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:25,682 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:57:27,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:27,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 388 states and 891 transitions. [2023-12-03 04:57:27,990 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 891 transitions. [2023-12-03 04:57:27,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:57:27,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:27,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:29,273 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:57:33,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:33,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 391 states and 908 transitions. [2023-12-03 04:57:33,290 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 908 transitions. [2023-12-03 04:57:33,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:57:33,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:33,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:33,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:34,262 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:57:37,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:37,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 394 states and 918 transitions. [2023-12-03 04:57:37,832 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 918 transitions. [2023-12-03 04:57:37,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:57:37,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:37,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:38,812 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:57:42,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:42,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 397 states and 931 transitions. [2023-12-03 04:57:42,193 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 931 transitions. [2023-12-03 04:57:42,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:57:42,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:42,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:43,064 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:57:44,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:44,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 398 states and 931 transitions. [2023-12-03 04:57:44,160 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 931 transitions. [2023-12-03 04:57:44,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 04:57:44,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:44,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:48,234 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:58:00,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:00,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 406 states and 955 transitions. [2023-12-03 04:58:00,696 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 955 transitions. [2023-12-03 04:58:00,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 04:58:00,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:00,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:00,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:03,110 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:58:14,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:14,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 415 states and 971 transitions. [2023-12-03 04:58:14,035 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 971 transitions. [2023-12-03 04:58:14,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 04:58:14,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:14,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:14,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:15,693 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:58:22,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:22,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 421 states and 995 transitions. [2023-12-03 04:58:22,123 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 995 transitions. [2023-12-03 04:58:22,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 04:58:22,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:22,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:22,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:23,521 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:58:28,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:28,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 425 states and 1011 transitions. [2023-12-03 04:58:28,380 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 1011 transitions. [2023-12-03 04:58:28,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 04:58:28,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:28,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:28,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:30,603 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:58:33,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:33,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 426 states and 1012 transitions. [2023-12-03 04:58:33,002 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 1012 transitions. [2023-12-03 04:58:33,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 04:58:33,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:33,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:33,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:34,552 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:58:35,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:35,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 427 states and 1012 transitions. [2023-12-03 04:58:35,832 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1012 transitions. [2023-12-03 04:58:35,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 04:58:35,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:35,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:35,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:39,064 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:58:43,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:43,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 430 states and 1027 transitions. [2023-12-03 04:58:43,501 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 1027 transitions. [2023-12-03 04:58:43,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:58:43,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:43,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:43,741 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-03 04:58:44,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:44,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 430 states and 1026 transitions. [2023-12-03 04:58:44,306 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 1026 transitions. [2023-12-03 04:58:44,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 04:58:44,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:44,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:44,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:58,929 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:04:35,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:04:35,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 473 states and 1161 transitions. [2023-12-03 05:04:35,927 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1161 transitions. [2023-12-03 05:04:35,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 05:04:35,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:04:35,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:04:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat