./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-industry-pattern/array_of_struct_ptr_flag_init.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-industry-pattern/array_of_struct_ptr_flag_init.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/bin/ukojak-verify-1t5iHCbJaC --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 b855c2333aba0768da7f98c0f43af3ba5efb2578eeec0e9146f1a7f4f307c07a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:07:28,768 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:07:28,839 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-23 20:07:28,845 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:07:28,845 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:07:28,870 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:07:28,871 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:07:28,872 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:07:28,873 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:07:28,874 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:07:28,874 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:07:28,875 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:07:28,876 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:07:28,877 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:07:28,877 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:07:28,878 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:07:28,879 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:07:28,879 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:07:28,880 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:07:28,881 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:07:28,881 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:07:28,882 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:07:28,883 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:07:28,883 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:07:28,884 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:07:28,884 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:07:28,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:07:28,885 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:07:28,886 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:07:28,887 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:07:28,887 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:07:28,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:07:28,888 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:07:28,889 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_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b855c2333aba0768da7f98c0f43af3ba5efb2578eeec0e9146f1a7f4f307c07a [2023-11-23 20:07:29,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:07:29,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:07:29,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:07:29,216 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:07:29,217 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:07:29,218 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-industry-pattern/array_of_struct_ptr_flag_init.i [2023-11-23 20:07:32,319 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:07:32,591 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:07:32,592 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/sv-benchmarks/c/array-industry-pattern/array_of_struct_ptr_flag_init.i [2023-11-23 20:07:32,600 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/bin/ukojak-verify-1t5iHCbJaC/data/1e287576b/64fafc4fc0644cbbb8c3f4c0c5e43c23/FLAG78ea7d505 [2023-11-23 20:07:32,614 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/bin/ukojak-verify-1t5iHCbJaC/data/1e287576b/64fafc4fc0644cbbb8c3f4c0c5e43c23 [2023-11-23 20:07:32,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:07:32,619 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:07:32,620 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:07:32,620 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:07:32,625 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:07:32,626 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:32" (1/1) ... [2023-11-23 20:07:32,627 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13352664 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:32, skipping insertion in model container [2023-11-23 20:07:32,627 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:32" (1/1) ... [2023-11-23 20:07:32,649 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:07:32,797 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_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/sv-benchmarks/c/array-industry-pattern/array_of_struct_ptr_flag_init.i[959,972] [2023-11-23 20:07:32,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:07:32,824 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:07:32,834 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_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/sv-benchmarks/c/array-industry-pattern/array_of_struct_ptr_flag_init.i[959,972] [2023-11-23 20:07:32,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:07:32,856 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:07:32,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:32 WrapperNode [2023-11-23 20:07:32,857 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:07:32,858 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:07:32,859 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:07:32,859 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:07:32,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:32" (1/1) ... [2023-11-23 20:07:32,874 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:32" (1/1) ... [2023-11-23 20:07:32,900 INFO L138 Inliner]: procedures = 20, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 63 [2023-11-23 20:07:32,901 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:07:32,901 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:07:32,902 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:07:32,902 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:07:32,909 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:32" (1/1) ... [2023-11-23 20:07:32,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:32" (1/1) ... [2023-11-23 20:07:32,912 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:32" (1/1) ... [2023-11-23 20:07:32,912 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:32" (1/1) ... [2023-11-23 20:07:32,926 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:32" (1/1) ... [2023-11-23 20:07:32,930 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:32" (1/1) ... [2023-11-23 20:07:32,931 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:32" (1/1) ... [2023-11-23 20:07:32,933 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:32" (1/1) ... [2023-11-23 20:07:32,935 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:07:32,936 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:07:32,943 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:07:32,944 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:07:32,944 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:32" (1/1) ... [2023-11-23 20:07:32,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:07:32,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:07:32,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:07:33,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b4235a8-8349-43a2-9a78-8415c9ef6f2a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:07:33,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:07:33,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:07:33,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:07:33,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:07:33,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:07:33,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:07:33,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:07:33,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:07:33,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:07:33,159 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:07:33,161 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:07:33,361 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:07:33,427 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:07:33,435 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:07:33,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:33 BoogieIcfgContainer [2023-11-23 20:07:33,437 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:07:33,438 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:07:33,438 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:07:33,448 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:07:33,449 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:33" (1/1) ... [2023-11-23 20:07:33,461 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:07:33,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:33,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2023-11-23 20:07:33,531 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2023-11-23 20:07:33,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:07:33,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:33,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:33,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:33,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:07:33,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:33,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2023-11-23 20:07:33,833 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2023-11-23 20:07:33,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:07:33,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:33,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:33,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:07:33,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:33,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2023-11-23 20:07:33,958 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2023-11-23 20:07:33,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:07:33,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:33,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:34,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:07:34,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:34,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2023-11-23 20:07:34,135 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2023-11-23 20:07:34,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:07:34,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:34,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:34,319 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:34,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:34,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2023-11-23 20:07:34,443 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2023-11-23 20:07:34,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:07:34,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:34,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:34,641 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:34,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:34,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2023-11-23 20:07:34,716 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2023-11-23 20:07:34,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:07:34,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:34,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:34,860 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:34,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:34,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2023-11-23 20:07:34,940 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2023-11-23 20:07:34,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:07:34,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:34,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:35,103 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:35,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:35,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2023-11-23 20:07:35,190 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2023-11-23 20:07:35,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:07:35,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:35,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:35,399 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:35,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:35,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2023-11-23 20:07:35,523 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2023-11-23 20:07:35,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:07:35,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:35,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:35,784 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:35,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:35,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2023-11-23 20:07:35,897 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-11-23 20:07:35,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:07:35,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:35,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:35,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:36,123 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:36,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:36,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2023-11-23 20:07:36,229 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2023-11-23 20:07:36,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:07:36,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:36,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:36,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:36,514 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:36,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:36,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2023-11-23 20:07:36,629 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2023-11-23 20:07:36,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:07:36,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:36,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:36,884 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:37,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:37,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2023-11-23 20:07:37,005 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2023-11-23 20:07:37,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:07:37,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:37,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:37,276 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:37,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:37,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2023-11-23 20:07:37,402 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2023-11-23 20:07:37,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:07:37,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:37,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:37,696 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:37,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:37,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-23 20:07:37,829 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-23 20:07:37,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:07:37,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:37,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:37,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:38,179 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:38,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:38,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2023-11-23 20:07:38,327 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2023-11-23 20:07:38,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:07:38,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:38,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:38,675 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:38,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:38,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2023-11-23 20:07:38,826 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2023-11-23 20:07:38,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:07:38,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:38,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:38,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:39,194 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:39,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:39,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2023-11-23 20:07:39,361 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2023-11-23 20:07:39,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:07:39,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:39,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:39,820 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:39,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:39,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions. [2023-11-23 20:07:39,975 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2023-11-23 20:07:39,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:07:39,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:39,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:40,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:40,428 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:40,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:40,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2023-11-23 20:07:40,581 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2023-11-23 20:07:40,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:07:40,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:40,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:41,025 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:41,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:41,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2023-11-23 20:07:41,206 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-11-23 20:07:41,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:07:41,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:41,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:41,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:41,662 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:41,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:41,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 39 transitions. [2023-11-23 20:07:41,827 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2023-11-23 20:07:41,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:07:41,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:41,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:41,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:42,345 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:42,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:42,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 33 states and 40 transitions. [2023-11-23 20:07:42,525 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2023-11-23 20:07:42,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:07:42,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:42,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:42,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:43,061 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:43,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:43,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2023-11-23 20:07:43,232 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2023-11-23 20:07:43,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:07:43,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:43,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:43,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:43,845 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:44,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:44,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 42 transitions. [2023-11-23 20:07:44,057 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2023-11-23 20:07:44,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:07:44,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:44,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:44,696 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:44,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:44,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 36 states and 43 transitions. [2023-11-23 20:07:44,883 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2023-11-23 20:07:44,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:07:44,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:44,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:45,490 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:45,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:45,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 37 states and 44 transitions. [2023-11-23 20:07:45,689 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2023-11-23 20:07:45,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:07:45,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:45,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:46,317 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:46,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:46,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 38 states and 45 transitions. [2023-11-23 20:07:46,514 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2023-11-23 20:07:46,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:07:46,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:46,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:47,292 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:47,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:47,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 39 states and 46 transitions. [2023-11-23 20:07:47,501 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2023-11-23 20:07:47,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:07:47,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:47,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:47,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:48,216 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:48,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:48,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 40 states and 47 transitions. [2023-11-23 20:07:48,432 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 47 transitions. [2023-11-23 20:07:48,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:07:48,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:48,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:49,171 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:49,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:49,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 41 states and 48 transitions. [2023-11-23 20:07:49,386 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 48 transitions. [2023-11-23 20:07:49,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:07:49,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:49,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:50,132 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:50,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:50,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 42 states and 49 transitions. [2023-11-23 20:07:50,355 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2023-11-23 20:07:50,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:07:50,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:50,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:51,119 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:51,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:51,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 43 states and 50 transitions. [2023-11-23 20:07:51,344 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2023-11-23 20:07:51,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:07:51,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:51,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:52,164 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:52,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:52,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2023-11-23 20:07:52,401 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2023-11-23 20:07:52,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:07:52,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:52,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:52,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:53,209 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:53,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:53,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2023-11-23 20:07:53,449 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2023-11-23 20:07:53,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:07:53,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:53,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:53,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:54,313 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:54,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:54,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 46 states and 53 transitions. [2023-11-23 20:07:54,564 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 53 transitions. [2023-11-23 20:07:54,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:07:54,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:54,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:55,580 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:55,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:55,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 47 states and 54 transitions. [2023-11-23 20:07:55,846 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 54 transitions. [2023-11-23 20:07:55,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:07:55,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:55,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:56,808 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:57,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:57,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 48 states and 55 transitions. [2023-11-23 20:07:57,066 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2023-11-23 20:07:57,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:07:57,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:57,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:57,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:57,906 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:58,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:58,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 49 states and 56 transitions. [2023-11-23 20:07:58,176 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 56 transitions. [2023-11-23 20:07:58,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:07:58,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:58,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:59,030 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:07:59,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:59,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 50 states and 57 transitions. [2023-11-23 20:07:59,291 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2023-11-23 20:07:59,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:07:59,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:59,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:00,216 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:08:00,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:00,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 51 states and 58 transitions. [2023-11-23 20:08:00,461 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2023-11-23 20:08:00,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:08:00,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:00,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:00,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:01,583 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:08:01,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:01,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 52 states and 59 transitions. [2023-11-23 20:08:01,858 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 59 transitions. [2023-11-23 20:08:01,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:08:01,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:01,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:01,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:03,080 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:08:03,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:03,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 53 states and 60 transitions. [2023-11-23 20:08:03,352 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2023-11-23 20:08:03,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:08:03,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:03,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:03,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:04,561 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:08:04,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:04,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 54 states and 61 transitions. [2023-11-23 20:08:04,884 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 61 transitions. [2023-11-23 20:08:04,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:08:04,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:04,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:04,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:06,002 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:08:06,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:06,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 55 states and 62 transitions. [2023-11-23 20:08:06,294 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 62 transitions. [2023-11-23 20:08:06,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:08:06,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:06,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:07,417 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:08:07,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:07,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 56 states and 63 transitions. [2023-11-23 20:08:07,689 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 63 transitions. [2023-11-23 20:08:07,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:08:07,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:07,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:09,043 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:08:09,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:09,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 57 states and 64 transitions. [2023-11-23 20:08:09,335 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 64 transitions. [2023-11-23 20:08:09,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:08:09,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:09,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:09,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:10,517 INFO L134 CoverageAnalysis]: Checked inductivity of 993 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:08:10,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:10,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 58 states and 65 transitions. [2023-11-23 20:08:10,819 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2023-11-23 20:08:10,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:08:10,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:10,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:10,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:12,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1038 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:08:12,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:12,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 59 states and 66 transitions. [2023-11-23 20:08:12,550 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 66 transitions. [2023-11-23 20:08:12,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:08:12,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:12,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:12,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:13,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1084 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:08:14,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:14,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 60 states and 67 transitions. [2023-11-23 20:08:14,249 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 67 transitions. [2023-11-23 20:08:14,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:08:14,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:14,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:14,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:15,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:08:15,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:15,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 61 states and 68 transitions. [2023-11-23 20:08:15,901 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 68 transitions. [2023-11-23 20:08:15,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:08:15,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:15,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:16,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:17,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1179 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.