./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/standard_init6_ground-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ab851d2-d511-4f1e-b8df-298fd2495805/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ab851d2-d511-4f1e-b8df-298fd2495805/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ab851d2-d511-4f1e-b8df-298fd2495805/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ab851d2-d511-4f1e-b8df-298fd2495805/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_init6_ground-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ab851d2-d511-4f1e-b8df-298fd2495805/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ab851d2-d511-4f1e-b8df-298fd2495805/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 388c926a79a6b5e7bef889b40d9a18e5c4aeb62f40be1f5a1ab2f0fe0344f6c1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:39:42,034 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:39:42,168 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ab851d2-d511-4f1e-b8df-298fd2495805/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:39:42,175 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:39:42,176 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:39:42,225 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:39:42,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:39:42,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:39:42,228 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:39:42,228 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:39:42,229 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:39:42,230 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:39:42,231 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:39:42,231 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:39:42,232 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:39:42,233 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:39:42,234 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:39:42,234 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:39:42,235 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:39:42,236 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:39:42,237 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:39:42,237 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:39:42,238 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:39:42,239 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:39:42,239 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:39:42,240 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:39:42,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:42,258 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:39:42,259 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:39:42,260 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:39:42,260 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:39:42,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:39:42,261 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:39:42,262 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_7ab851d2-d511-4f1e-b8df-298fd2495805/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ab851d2-d511-4f1e-b8df-298fd2495805/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 388c926a79a6b5e7bef889b40d9a18e5c4aeb62f40be1f5a1ab2f0fe0344f6c1 [2023-11-19 03:39:42,611 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:39:42,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:39:42,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:39:42,652 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:39:42,656 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:39:42,658 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ab851d2-d511-4f1e-b8df-298fd2495805/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-examples/standard_init6_ground-2.i [2023-11-19 03:39:46,045 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:39:46,372 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:39:46,373 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ab851d2-d511-4f1e-b8df-298fd2495805/sv-benchmarks/c/array-examples/standard_init6_ground-2.i [2023-11-19 03:39:46,384 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ab851d2-d511-4f1e-b8df-298fd2495805/bin/ukojak-verify-G8NBE6pJGL/data/a99794e16/1ee000d8f82c4c80961d39e3e8a033ab/FLAG5f31fd9fb [2023-11-19 03:39:46,406 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ab851d2-d511-4f1e-b8df-298fd2495805/bin/ukojak-verify-G8NBE6pJGL/data/a99794e16/1ee000d8f82c4c80961d39e3e8a033ab [2023-11-19 03:39:46,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:39:46,416 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:39:46,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:46,420 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:39:46,426 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:39:46,427 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:46" (1/1) ... [2023-11-19 03:39:46,429 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e7d4d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:46, skipping insertion in model container [2023-11-19 03:39:46,429 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:46" (1/1) ... [2023-11-19 03:39:46,461 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:39:46,684 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ab851d2-d511-4f1e-b8df-298fd2495805/sv-benchmarks/c/array-examples/standard_init6_ground-2.i[816,829] [2023-11-19 03:39:46,702 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:46,712 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:39:46,726 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ab851d2-d511-4f1e-b8df-298fd2495805/sv-benchmarks/c/array-examples/standard_init6_ground-2.i[816,829] [2023-11-19 03:39:46,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:46,752 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:39:46,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:46 WrapperNode [2023-11-19 03:39:46,753 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:46,755 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:46,755 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:39:46,755 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:39:46,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:46" (1/1) ... [2023-11-19 03:39:46,773 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:46" (1/1) ... [2023-11-19 03:39:46,797 INFO L138 Inliner]: procedures = 15, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2023-11-19 03:39:46,798 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:46,799 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:39:46,799 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:39:46,799 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:39:46,810 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:46" (1/1) ... [2023-11-19 03:39:46,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:46" (1/1) ... [2023-11-19 03:39:46,813 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:46" (1/1) ... [2023-11-19 03:39:46,813 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:46" (1/1) ... [2023-11-19 03:39:46,820 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:46" (1/1) ... [2023-11-19 03:39:46,825 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:46" (1/1) ... [2023-11-19 03:39:46,826 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:46" (1/1) ... [2023-11-19 03:39:46,828 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:46" (1/1) ... [2023-11-19 03:39:46,833 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:39:46,834 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:39:46,834 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:39:46,834 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:39:46,835 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:46" (1/1) ... [2023-11-19 03:39:46,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:46,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ab851d2-d511-4f1e-b8df-298fd2495805/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:39:46,875 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ab851d2-d511-4f1e-b8df-298fd2495805/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:39:46,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ab851d2-d511-4f1e-b8df-298fd2495805/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:39:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:39:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:39:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:39:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:39:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:39:46,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:39:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:39:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:39:47,021 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:39:47,024 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:39:47,276 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:39:47,331 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:39:47,332 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-19 03:39:47,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:47 BoogieIcfgContainer [2023-11-19 03:39:47,337 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:39:47,338 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:39:47,339 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:39:47,351 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:39:47,351 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:47" (1/1) ... [2023-11-19 03:39:47,362 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:39:47,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:47,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 13 states and 20 transitions. [2023-11-19 03:39:47,419 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 20 transitions. [2023-11-19 03:39:47,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:39:47,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:47,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:47,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:47,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:47,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2023-11-19 03:39:47,800 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2023-11-19 03:39:47,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:39:47,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:47,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:47,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:47,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:48,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:48,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2023-11-19 03:39:48,031 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2023-11-19 03:39:48,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:39:48,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:48,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:48,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:48,147 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:39:48,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:48,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2023-11-19 03:39:48,188 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2023-11-19 03:39:48,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:39:48,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:48,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:48,349 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:39:48,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:48,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2023-11-19 03:39:48,376 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2023-11-19 03:39:48,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:39:48,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:48,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:48,439 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:39:48,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:48,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2023-11-19 03:39:48,466 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2023-11-19 03:39:48,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:39:48,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:48,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:48,529 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:39:48,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:48,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2023-11-19 03:39:48,550 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2023-11-19 03:39:48,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:39:48,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:48,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:48,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:48,616 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:39:48,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:48,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2023-11-19 03:39:48,641 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2023-11-19 03:39:48,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:39:48,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:48,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:48,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:48,729 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:39:48,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:48,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2023-11-19 03:39:48,776 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2023-11-19 03:39:48,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:39:48,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:48,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:48,845 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:39:48,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:48,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 22 states and 37 transitions. [2023-11-19 03:39:48,868 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 37 transitions. [2023-11-19 03:39:48,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:39:48,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:48,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:48,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:48,995 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:39:49,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:49,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 23 states and 39 transitions. [2023-11-19 03:39:49,037 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 39 transitions. [2023-11-19 03:39:49,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:39:49,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:49,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:49,143 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:49,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:49,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2023-11-19 03:39:49,185 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2023-11-19 03:39:49,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:39:49,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:49,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:49,265 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:49,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:49,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 43 transitions. [2023-11-19 03:39:49,289 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2023-11-19 03:39:49,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:39:49,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:49,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:49,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:49,371 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:49,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:49,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 26 states and 44 transitions. [2023-11-19 03:39:49,422 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 44 transitions. [2023-11-19 03:39:49,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:39:49,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:49,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:49,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:49,510 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:49,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:49,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 27 states and 45 transitions. [2023-11-19 03:39:49,570 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 45 transitions. [2023-11-19 03:39:49,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:39:49,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:49,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:49,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:49,700 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:49,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:49,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 28 states and 46 transitions. [2023-11-19 03:39:49,811 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 46 transitions. [2023-11-19 03:39:49,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:39:49,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:49,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:49,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:49,929 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:49,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:49,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 47 transitions. [2023-11-19 03:39:49,998 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2023-11-19 03:39:49,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:39:49,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:50,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:50,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:50,130 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:50,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:50,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2023-11-19 03:39:50,207 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2023-11-19 03:39:50,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:39:50,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:50,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:50,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:50,350 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:50,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:50,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 49 transitions. [2023-11-19 03:39:50,432 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2023-11-19 03:39:50,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:39:50,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:50,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:50,583 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:50,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:50,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2023-11-19 03:39:50,682 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2023-11-19 03:39:50,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:39:50,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:50,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:50,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:50,837 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:50,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:50,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 33 states and 51 transitions. [2023-11-19 03:39:50,925 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 51 transitions. [2023-11-19 03:39:50,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:39:50,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:50,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:50,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:51,126 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:51,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:51,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2023-11-19 03:39:51,246 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2023-11-19 03:39:51,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:39:51,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:51,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:51,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:51,460 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:51,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:51,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 53 transitions. [2023-11-19 03:39:51,573 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2023-11-19 03:39:51,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:39:51,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:51,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:51,764 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:51,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:51,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2023-11-19 03:39:51,879 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2023-11-19 03:39:51,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:39:51,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:51,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:51,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:52,118 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:52,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:52,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2023-11-19 03:39:52,239 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2023-11-19 03:39:52,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:39:52,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:52,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:52,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:52,564 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:52,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:52,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 38 states and 56 transitions. [2023-11-19 03:39:52,688 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 56 transitions. [2023-11-19 03:39:52,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:39:52,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:52,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:52,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:52,970 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:53,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:53,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2023-11-19 03:39:53,101 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2023-11-19 03:39:53,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:39:53,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:53,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:53,406 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:53,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:53,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 58 transitions. [2023-11-19 03:39:53,534 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2023-11-19 03:39:53,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:39:53,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:53,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:53,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:53,808 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:53,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:53,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 59 transitions. [2023-11-19 03:39:53,950 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 59 transitions. [2023-11-19 03:39:53,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:39:53,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:53,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:53,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:54,254 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:54,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:54,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 60 transitions. [2023-11-19 03:39:54,390 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 60 transitions. [2023-11-19 03:39:54,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:39:54,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:54,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:54,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:54,752 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:54,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:54,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 43 states and 61 transitions. [2023-11-19 03:39:54,919 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2023-11-19 03:39:54,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:39:54,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:54,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:54,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:55,270 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:55,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:55,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 44 states and 62 transitions. [2023-11-19 03:39:55,418 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2023-11-19 03:39:55,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:39:55,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:55,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:55,762 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:55,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:55,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2023-11-19 03:39:55,909 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2023-11-19 03:39:55,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:39:55,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:55,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:55,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:56,237 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:56,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:56,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2023-11-19 03:39:56,387 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2023-11-19 03:39:56,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:39:56,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:56,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:56,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:56,750 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:56,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:56,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2023-11-19 03:39:56,910 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2023-11-19 03:39:56,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:39:56,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:56,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:56,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:57,323 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:57,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:57,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2023-11-19 03:39:57,482 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2023-11-19 03:39:57,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:39:57,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:57,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:57,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:57,845 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:58,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:58,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2023-11-19 03:39:58,028 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2023-11-19 03:39:58,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:39:58,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:58,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:58,459 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:58,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:58,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2023-11-19 03:39:58,627 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-19 03:39:58,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:39:58,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:58,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:58,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:59,099 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:59,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:59,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2023-11-19 03:39:59,280 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2023-11-19 03:39:59,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:39:59,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:59,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:59,734 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:39:59,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:59,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2023-11-19 03:39:59,923 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2023-11-19 03:39:59,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:39:59,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:59,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:59,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:00,355 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:00,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:00,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2023-11-19 03:40:00,559 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2023-11-19 03:40:00,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:40:00,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:00,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:01,077 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:01,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:01,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2023-11-19 03:40:01,264 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2023-11-19 03:40:01,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:40:01,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:01,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:01,847 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:02,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:02,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 55 states and 73 transitions. [2023-11-19 03:40:02,049 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2023-11-19 03:40:02,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:40:02,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:02,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:02,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:02,559 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:02,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:02,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2023-11-19 03:40:02,776 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2023-11-19 03:40:02,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:40:02,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:02,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:02,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:03,373 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:03,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:03,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2023-11-19 03:40:03,576 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2023-11-19 03:40:03,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:40:03,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:03,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:03,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:04,113 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:04,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:04,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 76 transitions. [2023-11-19 03:40:04,324 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2023-11-19 03:40:04,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:40:04,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:04,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:04,881 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:05,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:05,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2023-11-19 03:40:05,104 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2023-11-19 03:40:05,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:40:05,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:05,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:05,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:05,796 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:06,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:06,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2023-11-19 03:40:06,019 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2023-11-19 03:40:06,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:40:06,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:06,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:06,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:06,629 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:06,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:06,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 79 transitions. [2023-11-19 03:40:06,885 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2023-11-19 03:40:06,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:40:06,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:06,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:06,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:07,531 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:07,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:07,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 62 states and 80 transitions. [2023-11-19 03:40:07,794 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2023-11-19 03:40:07,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:40:07,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:07,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:07,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:08,445 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:08,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:08,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2023-11-19 03:40:08,727 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2023-11-19 03:40:08,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:40:08,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:08,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:09,482 INFO L134 CoverageAnalysis]: Checked inductivity of 835 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:09,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:09,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2023-11-19 03:40:09,755 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2023-11-19 03:40:09,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:40:09,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:09,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:09,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:10,609 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:10,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:10,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 65 states and 83 transitions. [2023-11-19 03:40:10,860 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 83 transitions. [2023-11-19 03:40:10,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:40:10,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:10,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:10,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:11,621 INFO L134 CoverageAnalysis]: Checked inductivity of 918 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:11,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:11,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 66 states and 84 transitions. [2023-11-19 03:40:11,906 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 84 transitions. [2023-11-19 03:40:11,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:40:11,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:11,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:11,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:12,650 INFO L134 CoverageAnalysis]: Checked inductivity of 961 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:12,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:12,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 67 states and 85 transitions. [2023-11-19 03:40:12,933 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2023-11-19 03:40:12,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:40:12,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:12,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:13,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:13,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:13,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 68 states and 86 transitions. [2023-11-19 03:40:13,944 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 86 transitions. [2023-11-19 03:40:13,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:40:13,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:13,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:14,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:14,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:14,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 69 states and 87 transitions. [2023-11-19 03:40:14,896 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2023-11-19 03:40:14,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:40:14,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:14,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:14,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:15,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1096 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:16,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:16,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 70 states and 88 transitions. [2023-11-19 03:40:16,034 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2023-11-19 03:40:16,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:40:16,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:16,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:16,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:16,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1143 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:17,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:17,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2023-11-19 03:40:17,080 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2023-11-19 03:40:17,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:40:17,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:17,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:17,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:18,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:18,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 72 states and 90 transitions. [2023-11-19 03:40:18,174 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 90 transitions. [2023-11-19 03:40:18,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:40:18,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:18,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:18,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:18,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:19,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:19,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 73 states and 91 transitions. [2023-11-19 03:40:19,142 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2023-11-19 03:40:19,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:40:19,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:19,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:19,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:20,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:20,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 74 states and 92 transitions. [2023-11-19 03:40:20,143 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 92 transitions. [2023-11-19 03:40:20,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 03:40:20,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:20,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:21,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1341 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:21,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:21,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 75 states and 93 transitions. [2023-11-19 03:40:21,414 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 93 transitions. [2023-11-19 03:40:21,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:40:21,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:21,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:22,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1393 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:22,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:22,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 76 states and 94 transitions. [2023-11-19 03:40:22,629 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 94 transitions. [2023-11-19 03:40:22,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:40:22,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:22,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:22,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:23,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1446 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:23,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:23,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 77 states and 95 transitions. [2023-11-19 03:40:23,725 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 95 transitions. [2023-11-19 03:40:23,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 03:40:23,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:23,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:24,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1500 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:24,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:24,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 78 states and 96 transitions. [2023-11-19 03:40:24,876 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 96 transitions. [2023-11-19 03:40:24,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:40:24,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:24,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:24,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:25,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1555 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:40:25,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:25,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 79 states and 97 transitions. [2023-11-19 03:40:25,934 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 97 transitions. [2023-11-19 03:40:25,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:40:25,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:25,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:25,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat