./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.3.ufo.UNBOUNDED.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_ab48168f-babd-4e79-84ad-824d7e0306e4/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab48168f-babd-4e79-84ad-824d7e0306e4/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_ab48168f-babd-4e79-84ad-824d7e0306e4/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab48168f-babd-4e79-84ad-824d7e0306e4/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.3.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab48168f-babd-4e79-84ad-824d7e0306e4/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_ab48168f-babd-4e79-84ad-824d7e0306e4/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 b7eede2d26a445be0bc2850b4aae5c570af9ea0b845e235e7359967bb638a4a3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:41:54,937 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:41:55,014 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab48168f-babd-4e79-84ad-824d7e0306e4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 22:41:55,018 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:41:55,019 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:41:55,041 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:41:55,042 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:41:55,042 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:41:55,043 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:41:55,044 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:41:55,044 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:41:55,045 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:41:55,045 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:41:55,046 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:41:55,046 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:41:55,047 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:41:55,047 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:41:55,048 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:41:55,048 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:41:55,049 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:41:55,049 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:41:55,050 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:41:55,050 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:41:55,051 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:41:55,051 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:41:55,052 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:41:55,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:41:55,053 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:41:55,053 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:41:55,053 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:41:55,054 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:41:55,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:41:55,055 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:41:55,055 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_ab48168f-babd-4e79-84ad-824d7e0306e4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab48168f-babd-4e79-84ad-824d7e0306e4/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7eede2d26a445be0bc2850b4aae5c570af9ea0b845e235e7359967bb638a4a3 [2023-12-02 22:41:55,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:41:55,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:41:55,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:41:55,294 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:41:55,295 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:41:55,296 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab48168f-babd-4e79-84ad-824d7e0306e4/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.3.ufo.UNBOUNDED.pals.c [2023-12-02 22:41:58,105 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:41:58,350 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:41:58,350 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab48168f-babd-4e79-84ad-824d7e0306e4/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.3.ufo.UNBOUNDED.pals.c [2023-12-02 22:41:58,368 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab48168f-babd-4e79-84ad-824d7e0306e4/bin/ukojak-verify-Qdu7aM0XO9/data/c0d8096d4/44ed625e263146c89813029813cb718c/FLAG7e07470e0 [2023-12-02 22:41:58,381 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab48168f-babd-4e79-84ad-824d7e0306e4/bin/ukojak-verify-Qdu7aM0XO9/data/c0d8096d4/44ed625e263146c89813029813cb718c [2023-12-02 22:41:58,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:41:58,385 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:41:58,386 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:41:58,386 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:41:58,390 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:41:58,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:41:58" (1/1) ... [2023-12-02 22:41:58,391 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@628cf93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:58, skipping insertion in model container [2023-12-02 22:41:58,392 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:41:58" (1/1) ... [2023-12-02 22:41:58,461 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:41:58,813 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_ab48168f-babd-4e79-84ad-824d7e0306e4/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.3.ufo.UNBOUNDED.pals.c[61125,61138] [2023-12-02 22:41:58,818 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:41:58,831 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:41:58,929 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_ab48168f-babd-4e79-84ad-824d7e0306e4/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.3.ufo.UNBOUNDED.pals.c[61125,61138] [2023-12-02 22:41:58,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:41:58,946 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:41:58,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:58 WrapperNode [2023-12-02 22:41:58,947 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:41:58,948 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:41:58,948 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:41:58,948 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:41:58,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:58" (1/1) ... [2023-12-02 22:41:58,972 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:58" (1/1) ... [2023-12-02 22:41:59,038 INFO L138 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2027 [2023-12-02 22:41:59,039 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:41:59,039 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:41:59,039 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:41:59,040 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:41:59,049 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:58" (1/1) ... [2023-12-02 22:41:59,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:58" (1/1) ... [2023-12-02 22:41:59,056 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:58" (1/1) ... [2023-12-02 22:41:59,057 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:58" (1/1) ... [2023-12-02 22:41:59,087 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:58" (1/1) ... [2023-12-02 22:41:59,155 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:58" (1/1) ... [2023-12-02 22:41:59,164 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:58" (1/1) ... [2023-12-02 22:41:59,173 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:58" (1/1) ... [2023-12-02 22:41:59,186 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:41:59,187 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:41:59,187 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:41:59,187 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:41:59,188 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:41:58" (1/1) ... [2023-12-02 22:41:59,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:41:59,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab48168f-babd-4e79-84ad-824d7e0306e4/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:41:59,238 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab48168f-babd-4e79-84ad-824d7e0306e4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:41:59,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab48168f-babd-4e79-84ad-824d7e0306e4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:41:59,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:41:59,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:41:59,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:41:59,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:41:59,443 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:41:59,445 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:42:00,995 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:42:02,578 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:42:02,578 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:42:02,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:42:02 BoogieIcfgContainer [2023-12-02 22:42:02,580 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:42:02,581 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:42:02,581 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:42:02,588 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:42:02,589 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:42:02" (1/1) ... [2023-12-02 22:42:02,596 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:42:02,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:02,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2023-12-02 22:42:02,651 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2023-12-02 22:42:02,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-12-02 22:42:02,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:02,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:03,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:09,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:42:09,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:09,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 442 states and 756 transitions. [2023-12-02 22:42:09,766 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 756 transitions. [2023-12-02 22:42:09,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-02 22:42:09,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:09,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:09,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:12,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:42:13,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:13,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 445 states and 762 transitions. [2023-12-02 22:42:13,160 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 762 transitions. [2023-12-02 22:42:13,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 22:42:13,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:13,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:13,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:16,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:42:16,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:16,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 449 states and 770 transitions. [2023-12-02 22:42:16,721 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 770 transitions. [2023-12-02 22:42:16,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 22:42:16,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:16,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:19,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:42:20,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:20,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 454 states and 780 transitions. [2023-12-02 22:42:20,424 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 780 transitions. [2023-12-02 22:42:20,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-02 22:42:20,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:20,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:23,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:42:24,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:24,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 460 states and 792 transitions. [2023-12-02 22:42:24,146 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 792 transitions. [2023-12-02 22:42:24,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-02 22:42:24,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:24,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:27,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:42:28,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:28,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 467 states and 806 transitions. [2023-12-02 22:42:28,241 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 806 transitions. [2023-12-02 22:42:28,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-12-02 22:42:28,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:28,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:28,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:31,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:42:33,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:33,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 476 states and 822 transitions. [2023-12-02 22:42:33,285 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 822 transitions. [2023-12-02 22:42:33,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-12-02 22:42:33,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:33,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:34,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:37,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:42:39,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:39,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 484 states and 837 transitions. [2023-12-02 22:42:39,346 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 837 transitions. [2023-12-02 22:42:39,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 22:42:39,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:39,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:39,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:39,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:42:39,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:39,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 485 states and 837 transitions. [2023-12-02 22:42:39,864 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 837 transitions. [2023-12-02 22:42:39,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-02 22:42:39,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:39,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:39,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:42:39,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:40,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 486 states and 838 transitions. [2023-12-02 22:42:40,000 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 838 transitions. [2023-12-02 22:42:40,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-02 22:42:40,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:40,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:43,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:42:46,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:46,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 498 states and 858 transitions. [2023-12-02 22:42:46,656 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 858 transitions. [2023-12-02 22:42:46,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-02 22:42:46,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:46,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:47,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:42:47,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:47,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 501 states and 863 transitions. [2023-12-02 22:42:47,555 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 863 transitions. [2023-12-02 22:42:47,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-12-02 22:42:47,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:47,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:09,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:43:26,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:26,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 638 states and 1259 transitions. [2023-12-02 22:43:26,892 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1259 transitions. [2023-12-02 22:43:26,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-12-02 22:43:26,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:26,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:27,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:31,531 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:43:47,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:47,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 657 states and 1295 transitions. [2023-12-02 22:43:47,154 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1295 transitions. [2023-12-02 22:43:47,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-12-02 22:43:47,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:47,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:47,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:51,091 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:43:51,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:51,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 658 states and 1297 transitions. [2023-12-02 22:43:51,984 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1297 transitions. [2023-12-02 22:43:51,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 22:43:51,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:51,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:52,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:02,476 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:44:24,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:24,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 675 states and 1333 transitions. [2023-12-02 22:44:24,198 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1333 transitions. [2023-12-02 22:44:24,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 22:44:24,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:24,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:28,760 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:44:46,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:46,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 695 states and 1372 transitions. [2023-12-02 22:44:46,552 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1372 transitions. [2023-12-02 22:44:46,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 22:44:46,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:46,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:50,569 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:44:52,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:52,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 697 states and 1378 transitions. [2023-12-02 22:44:52,074 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1378 transitions. [2023-12-02 22:44:52,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 22:44:52,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:52,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:56,110 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:45:12,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:12,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 714 states and 1411 transitions. [2023-12-02 22:45:12,734 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1411 transitions. [2023-12-02 22:45:12,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 22:45:12,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:12,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:17,523 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:45:37,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:37,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 735 states and 1454 transitions. [2023-12-02 22:45:37,332 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1454 transitions. [2023-12-02 22:45:37,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 22:45:37,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:37,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:37,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:41,669 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:45:44,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:44,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 738 states and 1464 transitions. [2023-12-02 22:45:44,801 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1464 transitions. [2023-12-02 22:45:44,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 22:45:44,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:44,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:48,826 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:45:49,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:49,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 739 states and 1465 transitions. [2023-12-02 22:45:49,794 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1465 transitions. [2023-12-02 22:45:49,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 22:45:49,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:49,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:53,837 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:45:55,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:55,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 740 states and 1472 transitions. [2023-12-02 22:45:55,179 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1472 transitions. [2023-12-02 22:45:55,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 22:45:55,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:55,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:55,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:59,232 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:46:16,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:16,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 757 states and 1503 transitions. [2023-12-02 22:46:16,653 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1503 transitions. [2023-12-02 22:46:16,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 22:46:16,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:16,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:21,833 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:46:43,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:43,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 779 states and 1547 transitions. [2023-12-02 22:46:43,554 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1547 transitions. [2023-12-02 22:46:43,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 22:46:43,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:43,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:43,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:47,606 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:46:51,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:51,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 782 states and 1561 transitions. [2023-12-02 22:46:51,040 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1561 transitions. [2023-12-02 22:46:51,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 22:46:51,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:51,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:51,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:55,119 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:46:56,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:56,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 783 states and 1562 transitions. [2023-12-02 22:46:56,438 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1562 transitions. [2023-12-02 22:46:56,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 22:46:56,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:56,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:56,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:00,547 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:47:03,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:03,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 785 states and 1565 transitions. [2023-12-02 22:47:03,009 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1565 transitions. [2023-12-02 22:47:03,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 22:47:03,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:03,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:03,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:07,031 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:47:08,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:08,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 786 states and 1566 transitions. [2023-12-02 22:47:08,132 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1566 transitions. [2023-12-02 22:47:08,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 22:47:08,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:08,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:08,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:12,422 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:47:14,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:14,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 787 states and 1575 transitions. [2023-12-02 22:47:14,139 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1575 transitions. [2023-12-02 22:47:14,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 22:47:14,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:14,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:18,762 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:47:31,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:31,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 799 states and 1596 transitions. [2023-12-02 22:47:31,954 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1596 transitions. [2023-12-02 22:47:31,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 22:47:31,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:31,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:37,182 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:47:55,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:55,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 815 states and 1633 transitions. [2023-12-02 22:47:55,785 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1633 transitions. [2023-12-02 22:47:55,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 22:47:55,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:55,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:55,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:59,812 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:01,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:01,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 816 states and 1646 transitions. [2023-12-02 22:48:01,439 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1646 transitions. [2023-12-02 22:48:01,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 22:48:01,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:01,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:05,466 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:11,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:11,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 820 states and 1663 transitions. [2023-12-02 22:48:11,019 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1663 transitions. [2023-12-02 22:48:11,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 22:48:11,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:11,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:11,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:15,124 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:16,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:16,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 821 states and 1664 transitions. [2023-12-02 22:48:16,603 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1664 transitions. [2023-12-02 22:48:16,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 22:48:16,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:16,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:16,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:20,759 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:22,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:22,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 822 states and 1667 transitions. [2023-12-02 22:48:22,025 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1667 transitions. [2023-12-02 22:48:22,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 22:48:22,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:22,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:26,099 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:28,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:28,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 824 states and 1670 transitions. [2023-12-02 22:48:28,559 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1670 transitions. [2023-12-02 22:48:28,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 22:48:28,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:28,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:28,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:32,991 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:36,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:36,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 826 states and 1680 transitions. [2023-12-02 22:48:36,042 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1680 transitions. [2023-12-02 22:48:36,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 22:48:36,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:36,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:40,490 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:42,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:42,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 827 states and 1681 transitions. [2023-12-02 22:48:42,210 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1681 transitions. [2023-12-02 22:48:42,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 22:48:42,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:42,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:42,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:47,067 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:48,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:48,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 828 states and 1682 transitions. [2023-12-02 22:48:48,682 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1682 transitions. [2023-12-02 22:48:48,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-02 22:48:48,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:48,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:52,932 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:49:06,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:06,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 839 states and 1703 transitions. [2023-12-02 22:49:06,546 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1703 transitions. [2023-12-02 22:49:06,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-02 22:49:06,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:06,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:11,456 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:49:22,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:22,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 849 states and 1718 transitions. [2023-12-02 22:49:22,935 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1718 transitions. [2023-12-02 22:49:22,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-02 22:49:22,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:22,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:35,525 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:00,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:00,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 872 states and 1762 transitions. [2023-12-02 22:50:00,195 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1762 transitions. [2023-12-02 22:50:00,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 22:50:00,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:00,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:01,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:06,234 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:14,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:14,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 879 states and 1777 transitions. [2023-12-02 22:50:14,509 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1777 transitions. [2023-12-02 22:50:14,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-02 22:50:14,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:14,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:25,759 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:47,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:47,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 900 states and 1816 transitions. [2023-12-02 22:50:47,223 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1816 transitions. [2023-12-02 22:50:47,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-02 22:50:47,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:47,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:59,368 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:51:16,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:16,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 910 states and 1846 transitions. [2023-12-02 22:51:16,560 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1846 transitions. [2023-12-02 22:51:16,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-02 22:51:16,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:16,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:51:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:51:27,877 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:51:35,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:35,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 913 states and 1850 transitions. [2023-12-02 22:51:35,278 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1850 transitions. [2023-12-02 22:51:35,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-02 22:51:35,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:35,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:51:35,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:51:45,746 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:52:14,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:52:14,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 929 states and 1927 transitions. [2023-12-02 22:52:14,742 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1927 transitions. [2023-12-02 22:52:14,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-12-02 22:52:14,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:52:14,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:52:15,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:52:21,963 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:52:42,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:52:42,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 942 states and 1949 transitions. [2023-12-02 22:52:42,077 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1949 transitions. [2023-12-02 22:52:42,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-12-02 22:52:42,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:52:42,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:52:42,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:52:49,256 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:53:07,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:53:07,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 955 states and 1971 transitions. [2023-12-02 22:53:07,351 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1971 transitions. [2023-12-02 22:53:07,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-12-02 22:53:07,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:53:07,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:53:07,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:53:14,954 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:53:37,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:53:37,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 971 states and 2020 transitions. [2023-12-02 22:53:37,251 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 2020 transitions. [2023-12-02 22:53:37,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-12-02 22:53:37,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:53:37,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:53:37,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:53:42,618 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:53:44,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:53:44,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 972 states and 2025 transitions. [2023-12-02 22:53:44,585 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 2025 transitions. [2023-12-02 22:53:44,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 22:53:44,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:53:44,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:53:44,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:53:52,456 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:54:11,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:11,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 983 states and 2049 transitions. [2023-12-02 22:54:11,276 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 2049 transitions. [2023-12-02 22:54:11,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 22:54:11,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:11,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:54:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:54:16,834 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:54:18,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:18,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 984 states and 2053 transitions. [2023-12-02 22:54:18,824 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 2053 transitions. [2023-12-02 22:54:18,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-12-02 22:54:18,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:18,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:54:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:54:26,435 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:54:43,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:43,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2075 states to 994 states and 2075 transitions. [2023-12-02 22:54:43,724 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 2075 transitions. [2023-12-02 22:54:43,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-12-02 22:54:43,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:43,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:54:43,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:54:49,397 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:54:51,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:51,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 995 states and 2078 transitions. [2023-12-02 22:54:51,361 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 2078 transitions. [2023-12-02 22:54:51,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-12-02 22:54:51,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:51,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:54:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:54:56,917 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:55:01,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:01,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 997 states and 2092 transitions. [2023-12-02 22:55:01,271 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 2092 transitions. [2023-12-02 22:55:01,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-02 22:55:01,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:01,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:09,214 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:55:25,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:25,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1006 states and 2110 transitions. [2023-12-02 22:55:25,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 2110 transitions. [2023-12-02 22:55:25,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-02 22:55:25,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:25,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:25,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:31,316 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:55:35,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:35,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1008 states and 2125 transitions. [2023-12-02 22:55:35,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 2125 transitions. [2023-12-02 22:55:35,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-02 22:55:35,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:35,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:36,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:41,501 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:55:43,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:43,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 1009 states and 2129 transitions. [2023-12-02 22:55:43,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 2129 transitions. [2023-12-02 22:55:43,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-02 22:55:43,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:43,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat