./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/ChawdharyCookGulwaniSagivYang-ESOP2008-random2d.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce102f28-c933-49b5-afd6-66d77c126349/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce102f28-c933-49b5-afd6-66d77c126349/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce102f28-c933-49b5-afd6-66d77c126349/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce102f28-c933-49b5-afd6-66d77c126349/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/ChawdharyCookGulwaniSagivYang-ESOP2008-random2d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce102f28-c933-49b5-afd6-66d77c126349/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce102f28-c933-49b5-afd6-66d77c126349/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ef201cd54bcdc81a1760f6e60d88bd9cc04c6c00c0d7306b10fb5fb0b61b4e06 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:47:22,804 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:47:22,885 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce102f28-c933-49b5-afd6-66d77c126349/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:47:22,896 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:47:22,897 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:47:22,936 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:47:22,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:47:22,939 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:47:22,940 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:47:22,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:47:22,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:47:22,946 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:47:22,947 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:47:22,949 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:47:22,949 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:47:22,950 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:47:22,950 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:47:22,950 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:47:22,951 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:47:22,951 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:47:22,952 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:47:22,952 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:47:22,953 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:47:22,953 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:47:22,953 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:47:22,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:47:22,954 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:47:22,955 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:47:22,955 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:47:22,956 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:47:22,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:47:22,957 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:47:22,957 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_ce102f28-c933-49b5-afd6-66d77c126349/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce102f28-c933-49b5-afd6-66d77c126349/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef201cd54bcdc81a1760f6e60d88bd9cc04c6c00c0d7306b10fb5fb0b61b4e06 [2023-11-21 18:47:23,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:47:23,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:47:23,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:47:23,327 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:47:23,327 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:47:23,328 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce102f28-c933-49b5-afd6-66d77c126349/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/termination-crafted-lit/ChawdharyCookGulwaniSagivYang-ESOP2008-random2d.c [2023-11-21 18:47:26,344 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:47:26,552 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:47:26,553 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce102f28-c933-49b5-afd6-66d77c126349/sv-benchmarks/c/termination-crafted-lit/ChawdharyCookGulwaniSagivYang-ESOP2008-random2d.c [2023-11-21 18:47:26,562 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce102f28-c933-49b5-afd6-66d77c126349/bin/ukojak-verify-i0I2FZA1j2/data/df30d9a5b/b4462955f9fc4a35a717a41f2c28d602/FLAGbb0a81e31 [2023-11-21 18:47:26,583 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce102f28-c933-49b5-afd6-66d77c126349/bin/ukojak-verify-i0I2FZA1j2/data/df30d9a5b/b4462955f9fc4a35a717a41f2c28d602 [2023-11-21 18:47:26,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:47:26,594 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:47:26,600 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:26,600 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:47:26,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:47:26,606 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:26" (1/1) ... [2023-11-21 18:47:26,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a0963fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:26, skipping insertion in model container [2023-11-21 18:47:26,609 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:26" (1/1) ... [2023-11-21 18:47:26,633 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:47:26,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:26,903 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:47:26,918 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:26,932 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:47:26,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:26 WrapperNode [2023-11-21 18:47:26,933 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:26,935 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:26,936 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:47:26,936 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:47:26,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:26" (1/1) ... [2023-11-21 18:47:26,951 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:26" (1/1) ... [2023-11-21 18:47:26,971 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2023-11-21 18:47:26,971 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:26,972 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:47:26,972 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:47:26,973 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:47:26,982 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:26" (1/1) ... [2023-11-21 18:47:26,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:26" (1/1) ... [2023-11-21 18:47:26,984 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:26" (1/1) ... [2023-11-21 18:47:26,984 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:26" (1/1) ... [2023-11-21 18:47:26,986 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:26" (1/1) ... [2023-11-21 18:47:26,991 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:26" (1/1) ... [2023-11-21 18:47:26,992 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:26" (1/1) ... [2023-11-21 18:47:26,993 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:26" (1/1) ... [2023-11-21 18:47:26,995 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:47:26,996 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:47:26,996 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:47:26,996 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:47:26,997 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:26" (1/1) ... [2023-11-21 18:47:27,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:47:27,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce102f28-c933-49b5-afd6-66d77c126349/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:47:27,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce102f28-c933-49b5-afd6-66d77c126349/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:47:27,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce102f28-c933-49b5-afd6-66d77c126349/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:47:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:47:27,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:47:27,183 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:47:27,185 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:47:27,403 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:47:27,436 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:47:27,442 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:47:27,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:27 BoogieIcfgContainer [2023-11-21 18:47:27,445 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:47:27,447 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:47:27,447 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:47:27,458 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:47:27,459 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:27" (1/1) ... [2023-11-21 18:47:27,469 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:47:27,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:27,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2023-11-21 18:47:27,543 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2023-11-21 18:47:27,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:47:27,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:27,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:27,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:27,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:27,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:27,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2023-11-21 18:47:27,745 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2023-11-21 18:47:27,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:47:27,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:27,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:27,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:27,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:27,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:27,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 52 transitions. [2023-11-21 18:47:27,875 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2023-11-21 18:47:27,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:47:27,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:27,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:27,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:27,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:28,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:28,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 39 states and 70 transitions. [2023-11-21 18:47:28,172 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 70 transitions. [2023-11-21 18:47:28,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:47:28,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:28,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:28,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:28,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:28,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 41 states and 72 transitions. [2023-11-21 18:47:28,402 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 72 transitions. [2023-11-21 18:47:28,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:47:28,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:28,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:28,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:28,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:28,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:28,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 48 states and 92 transitions. [2023-11-21 18:47:28,727 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 92 transitions. [2023-11-21 18:47:28,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:47:28,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:28,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:28,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:28,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:28,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 50 states and 95 transitions. [2023-11-21 18:47:28,779 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 95 transitions. [2023-11-21 18:47:28,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:47:28,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:28,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:28,838 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:29,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:29,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 54 states and 111 transitions. [2023-11-21 18:47:29,063 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 111 transitions. [2023-11-21 18:47:29,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:47:29,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:29,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:29,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:29,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:29,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:29,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 62 states and 134 transitions. [2023-11-21 18:47:29,653 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 134 transitions. [2023-11-21 18:47:29,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:47:29,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:29,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:29,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:29,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:29,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:29,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 65 states and 141 transitions. [2023-11-21 18:47:29,757 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 141 transitions. [2023-11-21 18:47:29,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:47:29,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:29,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:29,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:29,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:30,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:30,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 68 states and 146 transitions. [2023-11-21 18:47:30,054 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 146 transitions. [2023-11-21 18:47:30,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:47:30,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:30,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:30,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:30,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:30,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 77 states and 175 transitions. [2023-11-21 18:47:30,817 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 175 transitions. [2023-11-21 18:47:30,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:47:30,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:30,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:30,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:30,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:30,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:30,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 79 states and 182 transitions. [2023-11-21 18:47:30,867 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 182 transitions. [2023-11-21 18:47:30,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:47:30,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:30,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:30,889 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:31,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:31,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 82 states and 188 transitions. [2023-11-21 18:47:31,093 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 188 transitions. [2023-11-21 18:47:31,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:47:31,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:31,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:31,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:31,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:31,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 85 states and 200 transitions. [2023-11-21 18:47:31,152 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 200 transitions. [2023-11-21 18:47:31,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:47:31,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:31,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:31,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:31,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:32,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:32,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 88 states and 206 transitions. [2023-11-21 18:47:32,254 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 206 transitions. [2023-11-21 18:47:32,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:47:32,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:32,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:32,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:32,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:32,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:32,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 91 states and 212 transitions. [2023-11-21 18:47:32,504 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 212 transitions. [2023-11-21 18:47:32,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:47:32,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:32,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:32,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:32,527 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:47:32,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:32,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 94 states and 223 transitions. [2023-11-21 18:47:32,719 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 223 transitions. [2023-11-21 18:47:32,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:47:32,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:32,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:32,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:32,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:33,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:33,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 97 states and 229 transitions. [2023-11-21 18:47:33,279 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 229 transitions. [2023-11-21 18:47:33,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:47:33,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:33,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:33,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:33,316 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:33,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:33,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 100 states and 235 transitions. [2023-11-21 18:47:33,565 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 235 transitions. [2023-11-21 18:47:33,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:47:33,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:33,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:33,584 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:47:33,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:33,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 103 states and 247 transitions. [2023-11-21 18:47:33,713 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 247 transitions. [2023-11-21 18:47:33,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:47:33,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:33,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:33,839 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:47:35,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:35,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 114 states and 298 transitions. [2023-11-21 18:47:35,065 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 298 transitions. [2023-11-21 18:47:35,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:47:35,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:35,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:35,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:35,084 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:35,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:35,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 117 states and 304 transitions. [2023-11-21 18:47:35,730 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 304 transitions. [2023-11-21 18:47:35,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:47:35,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:35,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:35,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:35,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:36,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:36,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 120 states and 307 transitions. [2023-11-21 18:47:36,024 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 307 transitions. [2023-11-21 18:47:36,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:47:36,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:36,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:36,041 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:47:36,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:36,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 124 states and 317 transitions. [2023-11-21 18:47:36,507 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 317 transitions. [2023-11-21 18:47:36,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:47:36,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:36,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:36,548 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:36,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:36,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 125 states and 317 transitions. [2023-11-21 18:47:36,594 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 317 transitions. [2023-11-21 18:47:36,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:47:36,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:36,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:36,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:36,635 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:36,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:36,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 128 states and 320 transitions. [2023-11-21 18:47:36,899 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 320 transitions. [2023-11-21 18:47:36,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:47:36,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:36,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:36,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:36,917 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:47:37,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:37,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 132 states and 331 transitions. [2023-11-21 18:47:37,347 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 331 transitions. [2023-11-21 18:47:37,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:47:37,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:37,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:37,455 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:38,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:38,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 139 states and 360 transitions. [2023-11-21 18:47:38,136 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 360 transitions. [2023-11-21 18:47:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:47:38,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:38,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:38,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:38,156 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:47:38,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:38,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 146 states and 382 transitions. [2023-11-21 18:47:38,968 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 382 transitions. [2023-11-21 18:47:38,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:47:38,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:38,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:39,057 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:39,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:39,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 153 states and 409 transitions. [2023-11-21 18:47:39,548 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 409 transitions. [2023-11-21 18:47:39,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:47:39,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:39,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:39,716 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:47:40,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:40,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 156 states and 430 transitions. [2023-11-21 18:47:40,266 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 430 transitions. [2023-11-21 18:47:40,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:47:40,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:40,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:40,295 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:47:40,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:40,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 159 states and 438 transitions. [2023-11-21 18:47:40,680 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 438 transitions. [2023-11-21 18:47:40,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:47:40,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:40,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:40,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:40,720 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:47:41,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:41,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 159 states and 437 transitions. [2023-11-21 18:47:41,014 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 437 transitions. [2023-11-21 18:47:41,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:47:41,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:41,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:41,036 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:47:41,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:41,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 162 states and 449 transitions. [2023-11-21 18:47:41,611 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 449 transitions. [2023-11-21 18:47:41,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:41,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:41,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:41,633 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:41,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:41,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 165 states and 461 transitions. [2023-11-21 18:47:41,949 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 461 transitions. [2023-11-21 18:47:41,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:41,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:41,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:41,980 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:47:42,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:42,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 172 states and 478 transitions. [2023-11-21 18:47:42,682 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 478 transitions. [2023-11-21 18:47:42,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:42,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:42,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:42,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:42,706 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:47:43,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:43,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 175 states and 482 transitions. [2023-11-21 18:47:43,547 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 482 transitions. [2023-11-21 18:47:43,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:43,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:43,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:43,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:43,596 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:43,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:43,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 177 states and 492 transitions. [2023-11-21 18:47:43,633 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 492 transitions. [2023-11-21 18:47:43,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:43,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:43,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:43,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:43,659 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:47:44,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:44,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 184 states and 516 transitions. [2023-11-21 18:47:44,577 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 516 transitions. [2023-11-21 18:47:44,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:44,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:44,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:44,599 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:47:44,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:44,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 187 states and 523 transitions. [2023-11-21 18:47:44,953 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 523 transitions. [2023-11-21 18:47:44,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:44,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:44,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:44,979 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:47:45,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:45,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 189 states and 525 transitions. [2023-11-21 18:47:45,290 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 525 transitions. [2023-11-21 18:47:45,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:45,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:45,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:45,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:45,306 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:47:45,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:45,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 192 states and 536 transitions. [2023-11-21 18:47:45,781 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 536 transitions. [2023-11-21 18:47:45,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:47:45,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:45,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:45,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:45,812 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:47:46,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:46,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 195 states and 541 transitions. [2023-11-21 18:47:46,402 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 541 transitions. [2023-11-21 18:47:46,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:47:46,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:46,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:46,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:46,418 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:47:47,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:47,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 203 states and 562 transitions. [2023-11-21 18:47:47,621 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 562 transitions. [2023-11-21 18:47:47,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:47:47,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:47,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:47,637 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:47:48,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:48,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 206 states and 566 transitions. [2023-11-21 18:47:48,467 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 566 transitions. [2023-11-21 18:47:48,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:47:48,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:48,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:48,485 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:47:49,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:49,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 209 states and 570 transitions. [2023-11-21 18:47:49,117 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 570 transitions. [2023-11-21 18:47:49,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:47:49,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:49,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:49,132 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:47:49,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:49,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 212 states and 573 transitions. [2023-11-21 18:47:49,481 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 573 transitions. [2023-11-21 18:47:49,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:47:49,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:49,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:49,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:49,497 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:47:50,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:50,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 220 states and 594 transitions. [2023-11-21 18:47:50,423 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 594 transitions. [2023-11-21 18:47:50,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:47:50,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:50,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:50,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:50,443 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:47:51,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:51,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 223 states and 602 transitions. [2023-11-21 18:47:51,510 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 602 transitions. [2023-11-21 18:47:51,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:47:51,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:51,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:51,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:51,528 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:47:51,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:51,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 226 states and 608 transitions. [2023-11-21 18:47:51,890 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 608 transitions. [2023-11-21 18:47:51,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:47:51,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:51,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:51,939 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:47:52,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:52,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 229 states and 617 transitions. [2023-11-21 18:47:52,680 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 617 transitions. [2023-11-21 18:47:52,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:47:52,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:52,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:52,732 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:47:53,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:53,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 230 states and 619 transitions. [2023-11-21 18:47:53,518 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 619 transitions. [2023-11-21 18:47:53,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:47:53,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:53,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:53,541 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:47:53,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:53,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 233 states and 624 transitions. [2023-11-21 18:47:53,990 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 624 transitions. [2023-11-21 18:47:53,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:47:53,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:53,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:53,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:54,037 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:54,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:54,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 234 states and 624 transitions. [2023-11-21 18:47:54,090 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 624 transitions. [2023-11-21 18:47:54,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:47:54,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:54,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:54,107 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:47:55,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:55,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 237 states and 629 transitions. [2023-11-21 18:47:55,213 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 629 transitions. [2023-11-21 18:47:55,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:47:55,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:55,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:55,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:55,229 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:47:55,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:55,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 240 states and 632 transitions. [2023-11-21 18:47:55,963 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 632 transitions. [2023-11-21 18:47:55,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:47:55,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:55,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:55,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:55,981 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:47:56,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:56,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 243 states and 638 transitions. [2023-11-21 18:47:56,624 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 638 transitions. [2023-11-21 18:47:56,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:47:56,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:56,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:56,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:56,639 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:47:58,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:58,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 251 states and 660 transitions. [2023-11-21 18:47:58,081 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 660 transitions. [2023-11-21 18:47:58,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:47:58,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:58,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:58,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:58,115 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:47:58,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:58,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 252 states and 660 transitions. [2023-11-21 18:47:58,176 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 660 transitions. [2023-11-21 18:47:58,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:47:58,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:58,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:58,201 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:47:58,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:58,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 255 states and 663 transitions. [2023-11-21 18:47:58,640 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 663 transitions. [2023-11-21 18:47:58,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:47:58,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:58,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:58,656 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:47:59,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:59,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 258 states and 670 transitions. [2023-11-21 18:47:59,142 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 670 transitions. [2023-11-21 18:47:59,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:47:59,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:59,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:59,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:59,170 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:00,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:00,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 261 states and 678 transitions. [2023-11-21 18:48:00,185 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 678 transitions. [2023-11-21 18:48:00,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:00,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:00,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:00,204 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:48:00,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:00,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 264 states and 687 transitions. [2023-11-21 18:48:00,671 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 687 transitions. [2023-11-21 18:48:00,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:00,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:00,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:00,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:00,696 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:48:01,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:01,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 267 states and 698 transitions. [2023-11-21 18:48:01,504 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 698 transitions. [2023-11-21 18:48:01,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:01,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:01,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:01,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:01,654 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:03,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:03,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 276 states and 750 transitions. [2023-11-21 18:48:03,287 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 750 transitions. [2023-11-21 18:48:03,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:03,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:03,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:03,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:03,435 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:05,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:05,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 285 states and 797 transitions. [2023-11-21 18:48:05,222 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 797 transitions. [2023-11-21 18:48:05,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:05,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:05,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:05,249 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:48:05,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:05,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 286 states and 798 transitions. [2023-11-21 18:48:05,473 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 798 transitions. [2023-11-21 18:48:05,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:05,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:05,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:05,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:05,504 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:48:05,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:05,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 288 states and 804 transitions. [2023-11-21 18:48:05,747 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 804 transitions. [2023-11-21 18:48:05,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:05,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:05,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:05,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:05,793 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:48:06,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:06,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 289 states and 806 transitions. [2023-11-21 18:48:06,717 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 806 transitions. [2023-11-21 18:48:06,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:06,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:06,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:06,735 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:07,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:07,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 292 states and 812 transitions. [2023-11-21 18:48:07,185 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 812 transitions. [2023-11-21 18:48:07,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:07,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:07,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:07,204 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:48:07,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:07,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 295 states and 826 transitions. [2023-11-21 18:48:07,970 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 826 transitions. [2023-11-21 18:48:07,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:07,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:07,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:07,990 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:48:08,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:08,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 292 states and 816 transitions. [2023-11-21 18:48:08,413 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 816 transitions. [2023-11-21 18:48:08,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:08,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:08,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:08,435 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:48:09,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:09,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 295 states and 831 transitions. [2023-11-21 18:48:09,226 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 831 transitions. [2023-11-21 18:48:09,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:09,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:09,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:09,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:09,252 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:48:09,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:09,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 293 states and 823 transitions. [2023-11-21 18:48:09,989 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 823 transitions. [2023-11-21 18:48:09,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:09,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:09,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:09,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:10,013 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:48:10,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:10,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 295 states and 835 transitions. [2023-11-21 18:48:10,455 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 835 transitions. [2023-11-21 18:48:10,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:10,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:10,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:10,503 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:48:10,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:10,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 296 states and 835 transitions. [2023-11-21 18:48:10,561 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 835 transitions. [2023-11-21 18:48:10,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:48:10,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:10,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:10,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:10,598 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:11,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:11,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 299 states and 838 transitions. [2023-11-21 18:48:11,050 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 838 transitions. [2023-11-21 18:48:11,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:48:11,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:11,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:11,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:11,068 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:48:11,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:11,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 300 states and 839 transitions. [2023-11-21 18:48:11,504 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 839 transitions. [2023-11-21 18:48:11,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:48:11,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:11,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:11,531 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:48:12,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:12,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 303 states and 845 transitions. [2023-11-21 18:48:12,463 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 845 transitions. [2023-11-21 18:48:12,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:48:12,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:12,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:12,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:12,495 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:48:12,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:12,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 304 states and 847 transitions. [2023-11-21 18:48:12,886 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 847 transitions. [2023-11-21 18:48:12,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:48:12,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:12,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:12,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:12,905 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:12,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:12,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 307 states and 885 transitions. [2023-11-21 18:48:12,988 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 885 transitions. [2023-11-21 18:48:12,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:48:12,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:12,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:12,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:13,027 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.