./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-broom/sll-lst-shared.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2f27444-8679-4c51-b7f9-9d090958ecb0/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2f27444-8679-4c51-b7f9-9d090958ecb0/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2f27444-8679-4c51-b7f9-9d090958ecb0/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2f27444-8679-4c51-b7f9-9d090958ecb0/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-broom/sll-lst-shared.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2f27444-8679-4c51-b7f9-9d090958ecb0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2f27444-8679-4c51-b7f9-9d090958ecb0/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7ac435f9525efba17674735293ae04d2f777a83ec5e1b38ed3aaaf0148b05726 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:09:47,545 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:09:47,607 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2f27444-8679-4c51-b7f9-9d090958ecb0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-03 01:09:47,612 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:09:47,613 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:09:47,635 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:09:47,636 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:09:47,636 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:09:47,637 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:09:47,637 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:09:47,638 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:09:47,638 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 01:09:47,639 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 01:09:47,639 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 01:09:47,640 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:09:47,640 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:09:47,641 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:09:47,641 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:09:47,641 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:09:47,642 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:09:47,642 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:09:47,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:09:47,644 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:09:47,644 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:09:47,645 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:09:47,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:09:47,645 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_f2f27444-8679-4c51-b7f9-9d090958ecb0/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2f27444-8679-4c51-b7f9-9d090958ecb0/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ac435f9525efba17674735293ae04d2f777a83ec5e1b38ed3aaaf0148b05726 [2023-12-03 01:09:47,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:09:47,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:09:47,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:09:47,884 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:09:47,885 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:09:47,886 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2f27444-8679-4c51-b7f9-9d090958ecb0/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/memsafety-broom/sll-lst-shared.i [2023-12-03 01:09:50,784 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:09:51,040 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:09:51,041 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2f27444-8679-4c51-b7f9-9d090958ecb0/sv-benchmarks/c/memsafety-broom/sll-lst-shared.i [2023-12-03 01:09:51,070 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2f27444-8679-4c51-b7f9-9d090958ecb0/bin/ukojak-verify-Qdu7aM0XO9/data/45949d4d8/2466f96370c34acb8ead9e1a1dc5aa0c/FLAG0806e780c [2023-12-03 01:09:51,084 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2f27444-8679-4c51-b7f9-9d090958ecb0/bin/ukojak-verify-Qdu7aM0XO9/data/45949d4d8/2466f96370c34acb8ead9e1a1dc5aa0c [2023-12-03 01:09:51,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:09:51,087 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:09:51,089 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:09:51,090 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:09:51,094 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:09:51,095 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:09:51" (1/1) ... [2023-12-03 01:09:51,096 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d2e9ea8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:51, skipping insertion in model container [2023-12-03 01:09:51,096 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:09:51" (1/1) ... [2023-12-03 01:09:51,159 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:09:51,455 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:09:51,467 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:09:51,515 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:09:51,551 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:09:51,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:51 WrapperNode [2023-12-03 01:09:51,552 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:09:51,553 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:09:51,554 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:09:51,554 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:09:51,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:51" (1/1) ... [2023-12-03 01:09:51,579 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:51" (1/1) ... [2023-12-03 01:09:51,602 INFO L138 Inliner]: procedures = 121, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 87 [2023-12-03 01:09:51,603 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:09:51,603 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:09:51,604 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:09:51,604 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:09:51,612 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:51" (1/1) ... [2023-12-03 01:09:51,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:51" (1/1) ... [2023-12-03 01:09:51,616 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:51" (1/1) ... [2023-12-03 01:09:51,616 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:51" (1/1) ... [2023-12-03 01:09:51,625 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:51" (1/1) ... [2023-12-03 01:09:51,628 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:51" (1/1) ... [2023-12-03 01:09:51,631 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:51" (1/1) ... [2023-12-03 01:09:51,632 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:51" (1/1) ... [2023-12-03 01:09:51,635 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:09:51,636 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:09:51,636 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:09:51,636 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:09:51,637 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:51" (1/1) ... [2023-12-03 01:09:51,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:09:51,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2f27444-8679-4c51-b7f9-9d090958ecb0/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:09:51,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2f27444-8679-4c51-b7f9-9d090958ecb0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:09:51,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2f27444-8679-4c51-b7f9-9d090958ecb0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:09:51,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:09:51,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:09:51,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:09:51,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:09:51,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:09:51,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:09:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:09:51,820 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:09:51,822 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:09:52,095 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:09:52,155 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:09:52,155 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-12-03 01:09:52,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:09:52 BoogieIcfgContainer [2023-12-03 01:09:52,157 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:09:52,158 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:09:52,158 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:09:52,187 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:09:52,187 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:09:52" (1/1) ... [2023-12-03 01:09:52,197 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:09:52,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:52,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 58 states and 62 transitions. [2023-12-03 01:09:52,254 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 62 transitions. [2023-12-03 01:09:52,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 01:09:52,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:52,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:52,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:52,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:52,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:52,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 57 states and 61 transitions. [2023-12-03 01:09:52,482 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 61 transitions. [2023-12-03 01:09:52,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 01:09:52,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:52,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:52,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:52,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:52,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:52,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 56 states and 60 transitions. [2023-12-03 01:09:52,663 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 60 transitions. [2023-12-03 01:09:52,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 01:09:52,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:52,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:52,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:52,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:52,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:52,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 55 states and 59 transitions. [2023-12-03 01:09:52,789 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 59 transitions. [2023-12-03 01:09:52,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 01:09:52,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:52,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:52,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:53,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:53,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 54 states and 58 transitions. [2023-12-03 01:09:53,043 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 58 transitions. [2023-12-03 01:09:53,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:09:53,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:53,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:53,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:53,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:53,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 53 states and 57 transitions. [2023-12-03 01:09:53,467 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2023-12-03 01:09:53,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:09:53,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:53,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:53,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:54,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:54,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 52 states and 56 transitions. [2023-12-03 01:09:54,036 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2023-12-03 01:09:54,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:09:54,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:54,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:54,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:54,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:54,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:54,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 51 states and 54 transitions. [2023-12-03 01:09:54,112 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2023-12-03 01:09:54,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:09:54,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:54,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:54,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:54,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:54,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 50 states and 53 transitions. [2023-12-03 01:09:54,209 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2023-12-03 01:09:54,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:09:54,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:54,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:54,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:54,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:54,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:54,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 54 states and 60 transitions. [2023-12-03 01:09:54,599 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2023-12-03 01:09:54,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:09:54,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:54,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:54,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:55,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:55,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 58 states and 67 transitions. [2023-12-03 01:09:55,626 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 67 transitions. [2023-12-03 01:09:55,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:09:55,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:55,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:55,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:56,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:56,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 63 states and 79 transitions. [2023-12-03 01:09:56,795 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2023-12-03 01:09:56,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:09:56,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:56,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:56,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:57,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:57,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:57,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 68 states and 89 transitions. [2023-12-03 01:09:57,786 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 89 transitions. [2023-12-03 01:09:57,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:09:57,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:57,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:57,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:57,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:57,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:57,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 67 states and 88 transitions. [2023-12-03 01:09:57,842 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2023-12-03 01:09:57,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:09:57,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:57,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:57,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:58,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:58,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 68 states and 90 transitions. [2023-12-03 01:09:58,019 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2023-12-03 01:09:58,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:09:58,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:58,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:58,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:59,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:59,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 72 states and 98 transitions. [2023-12-03 01:09:59,702 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 98 transitions. [2023-12-03 01:09:59,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:09:59,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:59,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:59,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:59,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:59,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:59,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 71 states and 97 transitions. [2023-12-03 01:09:59,751 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 97 transitions. [2023-12-03 01:09:59,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:09:59,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:59,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:59,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:00,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:10:01,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:01,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 77 states and 112 transitions. [2023-12-03 01:10:01,605 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 112 transitions. [2023-12-03 01:10:01,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:10:01,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:01,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:01,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:10:02,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:02,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 79 states and 116 transitions. [2023-12-03 01:10:02,661 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 116 transitions. [2023-12-03 01:10:02,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:10:02,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:02,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:03,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:10:04,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:04,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 81 states and 120 transitions. [2023-12-03 01:10:04,217 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 120 transitions. [2023-12-03 01:10:04,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 01:10:04,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:04,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:04,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:04,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:10:04,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:04,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 82 states and 122 transitions. [2023-12-03 01:10:04,561 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 122 transitions. [2023-12-03 01:10:04,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 01:10:04,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:04,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:04,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:04,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:10:05,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:05,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 84 states and 131 transitions. [2023-12-03 01:10:05,006 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 131 transitions. [2023-12-03 01:10:05,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:10:05,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:05,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:05,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:05,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:10:09,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:09,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 91 states and 147 transitions. [2023-12-03 01:10:09,262 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 147 transitions. [2023-12-03 01:10:09,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:10:09,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:09,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:09,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:09,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:10:10,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:10,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 92 states and 149 transitions. [2023-12-03 01:10:10,111 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 149 transitions. [2023-12-03 01:10:10,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:10:10,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:10,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:10,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:10,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:10:11,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:11,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 98 states and 163 transitions. [2023-12-03 01:10:11,868 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 163 transitions. [2023-12-03 01:10:11,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:10:11,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:11,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:12,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:10:14,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:14,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 104 states and 181 transitions. [2023-12-03 01:10:14,732 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 181 transitions. [2023-12-03 01:10:14,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:10:14,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:14,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:14,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:14,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:10:15,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:15,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 105 states and 183 transitions. [2023-12-03 01:10:15,193 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 183 transitions. [2023-12-03 01:10:15,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:10:15,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:15,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:15,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:15,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:10:15,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:15,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 106 states and 186 transitions. [2023-12-03 01:10:15,807 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 186 transitions. [2023-12-03 01:10:15,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:10:15,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:15,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:15,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:15,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:10:16,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:16,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 107 states and 187 transitions. [2023-12-03 01:10:16,391 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 187 transitions. [2023-12-03 01:10:16,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:10:16,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:16,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:16,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:10:16,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:16,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 108 states and 189 transitions. [2023-12-03 01:10:16,965 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 189 transitions. [2023-12-03 01:10:16,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:10:16,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:16,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:17,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:10:19,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:19,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 110 states and 192 transitions. [2023-12-03 01:10:19,035 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 192 transitions. [2023-12-03 01:10:19,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:10:19,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:19,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:19,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:19,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:10:25,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:25,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 120 states and 215 transitions. [2023-12-03 01:10:25,058 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 215 transitions. [2023-12-03 01:10:25,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:10:25,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:25,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:25,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:25,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:10:25,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:25,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 121 states and 217 transitions. [2023-12-03 01:10:25,888 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 217 transitions. [2023-12-03 01:10:25,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:10:25,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:25,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:25,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:25,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:10:26,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:26,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 122 states and 219 transitions. [2023-12-03 01:10:26,753 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 219 transitions. [2023-12-03 01:10:26,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 01:10:26,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:26,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:27,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:10:35,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:35,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 133 states and 243 transitions. [2023-12-03 01:10:35,776 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 243 transitions. [2023-12-03 01:10:35,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 01:10:35,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:35,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:35,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:10:36,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:36,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 134 states and 245 transitions. [2023-12-03 01:10:36,704 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 245 transitions. [2023-12-03 01:10:36,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 01:10:36,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:36,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:36,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:10:37,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:37,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 135 states and 247 transitions. [2023-12-03 01:10:37,707 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 247 transitions. [2023-12-03 01:10:37,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 01:10:37,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:37,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:39,077 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:10:44,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:44,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 140 states and 255 transitions. [2023-12-03 01:10:44,629 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 255 transitions. [2023-12-03 01:10:44,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 01:10:44,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:44,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:44,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:45,752 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:10:48,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:48,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 112 states and 188 transitions. [2023-12-03 01:10:48,752 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 188 transitions. [2023-12-03 01:10:48,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 01:10:48,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:48,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:50,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:11:00,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:00,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 124 states and 211 transitions. [2023-12-03 01:11:00,333 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 211 transitions. [2023-12-03 01:11:00,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 01:11:00,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:00,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:00,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:00,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:11:01,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:01,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 125 states and 213 transitions. [2023-12-03 01:11:01,493 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 213 transitions. [2023-12-03 01:11:01,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 01:11:01,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:01,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:01,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:01,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:11:02,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:02,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 126 states and 215 transitions. [2023-12-03 01:11:02,783 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 215 transitions. [2023-12-03 01:11:02,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 01:11:02,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:02,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:02,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:03,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:11:10,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:10,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 133 states and 234 transitions. [2023-12-03 01:11:10,615 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 234 transitions. [2023-12-03 01:11:10,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:11:10,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:10,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:10,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:11:16,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:16,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 138 states and 238 transitions. [2023-12-03 01:11:16,070 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 238 transitions. [2023-12-03 01:11:16,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:11:16,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:16,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:17,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:11:29,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:29,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 152 states and 267 transitions. [2023-12-03 01:11:29,976 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 267 transitions. [2023-12-03 01:11:29,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:11:29,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:29,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:29,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:30,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:11:33,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:33,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 157 states and 275 transitions. [2023-12-03 01:11:33,193 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 275 transitions. [2023-12-03 01:11:33,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:11:33,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:33,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:33,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:33,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:11:34,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:34,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 158 states and 277 transitions. [2023-12-03 01:11:34,619 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 277 transitions. [2023-12-03 01:11:34,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:11:34,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:34,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:34,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:11:38,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:38,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 159 states and 278 transitions. [2023-12-03 01:11:38,390 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 278 transitions. [2023-12-03 01:11:38,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:11:38,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:38,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:38,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:11:39,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:39,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 160 states and 280 transitions. [2023-12-03 01:11:39,656 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 280 transitions. [2023-12-03 01:11:39,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:11:39,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:39,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:39,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:40,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:11:40,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:40,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 161 states and 280 transitions. [2023-12-03 01:11:40,668 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 280 transitions. [2023-12-03 01:11:40,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:11:40,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:40,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:44,035 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:11:51,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:51,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 167 states and 300 transitions. [2023-12-03 01:11:51,898 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 300 transitions. [2023-12-03 01:11:51,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:11:51,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:51,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:54,483 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:12:01,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:01,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 173 states and 311 transitions. [2023-12-03 01:12:01,778 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 311 transitions. [2023-12-03 01:12:01,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:12:01,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:01,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:12:01,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:03,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:12:23,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:23,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 189 states and 340 transitions. [2023-12-03 01:12:23,835 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 340 transitions. [2023-12-03 01:12:23,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:12:23,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:23,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:12:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:23,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:12:25,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:25,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 190 states and 342 transitions. [2023-12-03 01:12:25,379 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 342 transitions. [2023-12-03 01:12:25,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:12:25,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:25,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:12:25,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:25,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:12:27,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:27,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 191 states and 344 transitions. [2023-12-03 01:12:27,092 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 344 transitions. [2023-12-03 01:12:27,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 01:12:27,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:27,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:12:27,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:27,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:12:29,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:29,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 190 states and 343 transitions. [2023-12-03 01:12:29,331 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 343 transitions. [2023-12-03 01:12:29,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 01:12:29,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:29,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:12:29,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:32,056 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:12:42,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:42,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 195 states and 351 transitions. [2023-12-03 01:12:42,372 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 351 transitions. [2023-12-03 01:12:42,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 01:12:42,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:42,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:12:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:45,199 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:12:58,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:58,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 202 states and 367 transitions. [2023-12-03 01:12:58,528 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 367 transitions. [2023-12-03 01:12:58,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 01:12:58,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:58,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:12:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:02,657 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:13:21,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:21,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 209 states and 386 transitions. [2023-12-03 01:13:21,535 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 386 transitions. [2023-12-03 01:13:21,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:13:21,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:21,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:21,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:26,685 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:13:50,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:50,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 221 states and 405 transitions. [2023-12-03 01:13:50,044 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 405 transitions. [2023-12-03 01:13:50,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:13:50,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:50,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:50,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:54,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:14:32,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:32,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 240 states and 444 transitions. [2023-12-03 01:14:32,549 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 444 transitions. [2023-12-03 01:14:32,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:14:32,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:32,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:32,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:33,836 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:14:36,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:36,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 241 states and 446 transitions. [2023-12-03 01:14:36,836 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 446 transitions. [2023-12-03 01:14:36,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:14:36,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:36,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:36,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:38,138 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:14:40,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:40,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 242 states and 448 transitions. [2023-12-03 01:14:40,597 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 448 transitions. [2023-12-03 01:14:40,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:14:40,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:40,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:40,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:40,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:14:43,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:43,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 243 states and 450 transitions. [2023-12-03 01:14:43,333 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 450 transitions. [2023-12-03 01:14:43,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:14:43,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:43,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:43,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:43,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:14:47,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:47,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 245 states and 454 transitions. [2023-12-03 01:14:47,465 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 454 transitions. [2023-12-03 01:14:47,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:14:47,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:47,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:47,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:48,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:14:53,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:53,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 247 states and 459 transitions. [2023-12-03 01:14:53,280 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 459 transitions. [2023-12-03 01:14:53,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:14:53,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:53,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:56,979 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:15:13,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:13,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 252 states and 470 transitions. [2023-12-03 01:15:13,271 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 470 transitions. [2023-12-03 01:15:13,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:15:13,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:13,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:14,362 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:15:24,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:24,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 257 states and 479 transitions. [2023-12-03 01:15:24,999 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 479 transitions. [2023-12-03 01:15:24,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:15:25,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:25,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:25,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:25,984 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:15:33,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:33,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 261 states and 486 transitions. [2023-12-03 01:15:33,080 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 486 transitions. [2023-12-03 01:15:33,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:15:33,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:33,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:33,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:34,036 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:15:44,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:44,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 266 states and 491 transitions. [2023-12-03 01:15:44,864 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 491 transitions. [2023-12-03 01:15:44,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:15:44,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:44,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:44,945 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:15:53,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:53,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 272 states and 502 transitions. [2023-12-03 01:15:53,959 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 502 transitions. [2023-12-03 01:15:53,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 01:15:53,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:53,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:53,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:54,025 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 01:16:04,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:04,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 245 states and 457 transitions. [2023-12-03 01:16:04,093 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 457 transitions. [2023-12-03 01:16:04,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 01:16:04,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:04,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:04,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:04,150 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 01:16:09,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:09,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 248 states and 462 transitions. [2023-12-03 01:16:09,154 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 462 transitions. [2023-12-03 01:16:09,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 01:16:09,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:09,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:09,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:09,926 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 01:16:22,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:22,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 257 states and 478 transitions. [2023-12-03 01:16:22,221 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 478 transitions. [2023-12-03 01:16:22,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:16:22,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:22,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:22,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:25,399 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:16:45,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:45,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 264 states and 493 transitions. [2023-12-03 01:16:45,408 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 493 transitions. [2023-12-03 01:16:45,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:16:45,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:45,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:45,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:45,637 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 01:16:59,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:59,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 273 states and 510 transitions. [2023-12-03 01:16:59,028 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 510 transitions. [2023-12-03 01:16:59,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 01:16:59,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:59,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:59,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:05,408 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:17:36,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:36,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 286 states and 562 transitions. [2023-12-03 01:17:36,852 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 562 transitions. [2023-12-03 01:17:36,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 01:17:36,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:36,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:17:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:37,729 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 01:17:52,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:52,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 295 states and 581 transitions. [2023-12-03 01:17:52,567 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 581 transitions. [2023-12-03 01:17:52,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 01:17:52,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:52,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:17:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:00,537 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:18:32,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:32,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 306 states and 602 transitions. [2023-12-03 01:18:32,251 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 602 transitions. [2023-12-03 01:18:32,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 01:18:32,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:32,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:18:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:39,820 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:18:49,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:49,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 308 states and 605 transitions. [2023-12-03 01:18:49,849 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 605 transitions. [2023-12-03 01:18:49,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 01:18:49,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:49,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:18:49,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:49,906 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:19:10,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:19:10,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 315 states and 624 transitions. [2023-12-03 01:19:10,310 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 624 transitions. [2023-12-03 01:19:10,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 01:19:10,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:19:10,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:19:10,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:19:10,366 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 01:19:18,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:19:18,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 318 states and 628 transitions. [2023-12-03 01:19:18,773 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 628 transitions. [2023-12-03 01:19:18,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 01:19:18,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:19:18,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:19:18,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:19:24,837 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:19:46,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:19:46,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 323 states and 636 transitions. [2023-12-03 01:19:46,238 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 636 transitions. [2023-12-03 01:19:46,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 01:19:46,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:19:46,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:19:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:19:46,460 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 01:20:03,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:20:03,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 332 states and 653 transitions. [2023-12-03 01:20:03,052 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 653 transitions. [2023-12-03 01:20:03,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 01:20:03,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:20:03,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:20:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:20:09,508 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:20:38,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:20:38,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 340 states and 677 transitions. [2023-12-03 01:20:38,515 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 677 transitions. [2023-12-03 01:20:38,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 01:20:38,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:20:38,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:20:38,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:20:50,437 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:21:14,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:21:14,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 346 states and 708 transitions. [2023-12-03 01:21:14,028 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 708 transitions. [2023-12-03 01:21:14,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 01:21:14,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:21:14,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:21:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:21:22,490 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:21:43,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:21:43,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 352 states and 738 transitions. [2023-12-03 01:21:43,415 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 738 transitions. [2023-12-03 01:21:43,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 01:21:43,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:21:43,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:21:43,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:21:44,109 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:21:57,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:21:57,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 358 states and 760 transitions. [2023-12-03 01:21:57,025 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 760 transitions. [2023-12-03 01:21:57,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 01:21:57,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:21:57,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:21:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:21:57,796 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:22:10,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:22:10,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 364 states and 782 transitions. [2023-12-03 01:22:10,878 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 782 transitions. [2023-12-03 01:22:10,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 01:22:10,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:22:10,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:22:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:22:14,637 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:22:21,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:22:21,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 366 states and 786 transitions. [2023-12-03 01:22:21,592 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 786 transitions. [2023-12-03 01:22:21,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:22:21,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:22:21,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:22:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:22:32,875 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.