./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_i25_o25-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_f8876153-b759-4b1a-9ca1-b1f442cf426a/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8876153-b759-4b1a-9ca1-b1f442cf426a/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_f8876153-b759-4b1a-9ca1-b1f442cf426a/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8876153-b759-4b1a-9ca1-b1f442cf426a/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_i25_o25-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8876153-b759-4b1a-9ca1-b1f442cf426a/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8876153-b759-4b1a-9ca1-b1f442cf426a/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 76955366716759eb9478710f6ef46e3de93d252b9c3177ff4beaca56ee5c75a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:09:37,589 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:09:37,710 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8876153-b759-4b1a-9ca1-b1f442cf426a/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:09:37,718 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:09:37,719 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:09:37,760 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:09:37,761 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:09:37,762 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:09:37,763 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:09:37,769 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:09:37,769 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:09:37,770 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:09:37,770 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:09:37,772 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:09:37,773 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:09:37,774 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:09:37,774 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:09:37,775 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:09:37,775 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:09:37,776 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:09:37,777 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:09:37,777 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:09:37,778 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:09:37,779 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:09:37,779 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:09:37,791 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:09:37,791 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:09:37,792 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:09:37,792 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:09:37,793 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:09:37,794 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:09:37,795 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:09:37,795 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:09:37,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:09:37,796 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:09:37,796 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_f8876153-b759-4b1a-9ca1-b1f442cf426a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8876153-b759-4b1a-9ca1-b1f442cf426a/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 76955366716759eb9478710f6ef46e3de93d252b9c3177ff4beaca56ee5c75a7 [2023-11-23 20:09:38,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:09:38,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:09:38,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:09:38,148 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:09:38,148 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:09:38,150 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8876153-b759-4b1a-9ca1-b1f442cf426a/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/recursive-simple/id_i25_o25-2.c [2023-11-23 20:09:41,329 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:09:41,533 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:09:41,534 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8876153-b759-4b1a-9ca1-b1f442cf426a/sv-benchmarks/c/recursive-simple/id_i25_o25-2.c [2023-11-23 20:09:41,542 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8876153-b759-4b1a-9ca1-b1f442cf426a/bin/ukojak-verify-1t5iHCbJaC/data/e047a1478/60ac323418764a92b0fde3bed09fc5d3/FLAG3729330be [2023-11-23 20:09:41,559 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8876153-b759-4b1a-9ca1-b1f442cf426a/bin/ukojak-verify-1t5iHCbJaC/data/e047a1478/60ac323418764a92b0fde3bed09fc5d3 [2023-11-23 20:09:41,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:09:41,563 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:09:41,565 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:09:41,565 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:09:41,571 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:09:41,572 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:09:41" (1/1) ... [2023-11-23 20:09:41,573 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a323fe2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:41, skipping insertion in model container [2023-11-23 20:09:41,574 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:09:41" (1/1) ... [2023-11-23 20:09:41,630 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:09:41,830 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:09:41,842 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:09:41,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:09:41,879 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:09:41,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:41 WrapperNode [2023-11-23 20:09:41,880 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:09:41,883 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:09:41,883 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:09:41,883 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:09:41,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:41" (1/1) ... [2023-11-23 20:09:41,898 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:41" (1/1) ... [2023-11-23 20:09:41,915 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19 [2023-11-23 20:09:41,916 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:09:41,916 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:09:41,917 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:09:41,917 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:09:41,926 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:41" (1/1) ... [2023-11-23 20:09:41,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:41" (1/1) ... [2023-11-23 20:09:41,928 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:41" (1/1) ... [2023-11-23 20:09:41,928 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:41" (1/1) ... [2023-11-23 20:09:41,931 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:41" (1/1) ... [2023-11-23 20:09:41,933 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:41" (1/1) ... [2023-11-23 20:09:41,934 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:41" (1/1) ... [2023-11-23 20:09:41,935 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:41" (1/1) ... [2023-11-23 20:09:41,936 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:09:41,937 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:09:41,938 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:09:41,938 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:09:41,939 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:41" (1/1) ... [2023-11-23 20:09:41,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:09:41,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8876153-b759-4b1a-9ca1-b1f442cf426a/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:09:41,975 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8876153-b759-4b1a-9ca1-b1f442cf426a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:09:41,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8876153-b759-4b1a-9ca1-b1f442cf426a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:09:42,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:09:42,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:09:42,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:09:42,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:09:42,019 INFO L130 BoogieDeclarations]: Found specification of procedure id [2023-11-23 20:09:42,019 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2023-11-23 20:09:42,099 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:09:42,101 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:09:42,284 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:09:42,341 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:09:42,347 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:09:42,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:09:42 BoogieIcfgContainer [2023-11-23 20:09:42,350 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:09:42,352 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:09:42,352 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:09:42,364 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:09:42,364 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:09:42" (1/1) ... [2023-11-23 20:09:42,375 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:09:42,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:42,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2023-11-23 20:09:42,453 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2023-11-23 20:09:42,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:09:42,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:42,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:42,766 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 20:09:42,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:42,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 23 transitions. [2023-11-23 20:09:42,895 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-23 20:09:42,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:09:42,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:42,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:42,980 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 20:09:43,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:43,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 28 transitions. [2023-11-23 20:09:43,261 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2023-11-23 20:09:43,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:09:43,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:43,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:43,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:43,373 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:43,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:43,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 34 transitions. [2023-11-23 20:09:43,527 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2023-11-23 20:09:43,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:09:43,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:43,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:43,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:43,664 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:43,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:43,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 27 transitions. [2023-11-23 20:09:43,714 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-23 20:09:43,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:09:43,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:43,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:43,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:43,825 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:44,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:44,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 33 transitions. [2023-11-23 20:09:44,018 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2023-11-23 20:09:44,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:44,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:44,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:44,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:44,258 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:44,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:44,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 39 transitions. [2023-11-23 20:09:44,490 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2023-11-23 20:09:44,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:09:44,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:44,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:44,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:44,719 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:44,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:44,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 45 transitions. [2023-11-23 20:09:44,976 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2023-11-23 20:09:44,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:09:44,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:44,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:44,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:45,164 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:45,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:45,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 51 transitions. [2023-11-23 20:09:45,407 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2023-11-23 20:09:45,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:09:45,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:45,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:45,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:45,631 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:45,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:45,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 57 transitions. [2023-11-23 20:09:45,905 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2023-11-23 20:09:45,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:09:45,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:45,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:45,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:46,157 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:46,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:46,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 63 transitions. [2023-11-23 20:09:46,470 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2023-11-23 20:09:46,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:09:46,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:46,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:46,707 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:47,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:47,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 60 states and 69 transitions. [2023-11-23 20:09:47,018 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2023-11-23 20:09:47,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:09:47,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:47,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:47,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:47,333 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:47,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:47,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 65 states and 75 transitions. [2023-11-23 20:09:47,682 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 75 transitions. [2023-11-23 20:09:47,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:09:47,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:47,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:47,970 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:48,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:48,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 70 states and 81 transitions. [2023-11-23 20:09:48,297 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 81 transitions. [2023-11-23 20:09:48,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:09:48,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:48,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:48,652 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:49,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:49,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 75 states and 87 transitions. [2023-11-23 20:09:49,004 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 87 transitions. [2023-11-23 20:09:49,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:09:49,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:49,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:49,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:49,368 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:49,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:49,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 80 states and 93 transitions. [2023-11-23 20:09:49,719 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2023-11-23 20:09:49,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:09:49,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:49,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:50,093 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:50,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:50,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 99 transitions. [2023-11-23 20:09:50,487 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 99 transitions. [2023-11-23 20:09:50,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:09:50,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:50,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:50,933 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:51,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:51,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 105 transitions. [2023-11-23 20:09:51,366 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 105 transitions. [2023-11-23 20:09:51,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:09:51,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:51,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:51,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:51,887 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:52,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:52,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 95 states and 111 transitions. [2023-11-23 20:09:52,423 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 111 transitions. [2023-11-23 20:09:52,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-23 20:09:52,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:52,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:52,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:52,971 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:53,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:53,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 100 states and 117 transitions. [2023-11-23 20:09:53,490 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 117 transitions. [2023-11-23 20:09:53,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-23 20:09:53,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:53,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:53,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:54,025 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:54,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:54,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 105 states and 123 transitions. [2023-11-23 20:09:54,577 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 123 transitions. [2023-11-23 20:09:54,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-23 20:09:54,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:54,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:54,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:55,193 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:55,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:55,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 110 states and 129 transitions. [2023-11-23 20:09:55,804 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 129 transitions. [2023-11-23 20:09:55,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-23 20:09:55,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:55,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:56,473 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:57,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:57,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 115 states and 135 transitions. [2023-11-23 20:09:57,167 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2023-11-23 20:09:57,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-23 20:09:57,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:57,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:57,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 1010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:58,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:58,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 120 states and 141 transitions. [2023-11-23 20:09:58,552 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2023-11-23 20:09:58,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-23 20:09:58,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:58,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:59,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 0 proven. 1113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:59,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:59,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 125 states and 147 transitions. [2023-11-23 20:09:59,795 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2023-11-23 20:09:59,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-23 20:09:59,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:59,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:59,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:00,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 0 proven. 1221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:01,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:01,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 130 states and 153 transitions. [2023-11-23 20:10:01,169 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 153 transitions. [2023-11-23 20:10:01,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-23 20:10:01,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:01,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:01,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:02,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 1334 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:02,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:02,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 135 states and 159 transitions. [2023-11-23 20:10:02,810 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 159 transitions. [2023-11-23 20:10:02,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-23 20:10:02,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:02,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:03,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 0 proven. 1452 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:04,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:04,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 140 states and 165 transitions. [2023-11-23 20:10:04,521 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 165 transitions. [2023-11-23 20:10:04,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-23 20:10:04,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:04,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:04,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:05,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 0 proven. 1575 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:06,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:06,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 138 states and 162 transitions. [2023-11-23 20:10:06,399 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 162 transitions. [2023-11-23 20:10:06,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-23 20:10:06,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:06,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:06,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:10:07,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:07,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 142 states and 191 transitions. [2023-11-23 20:10:07,197 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 191 transitions. [2023-11-23 20:10:07,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-23 20:10:07,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:07,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:07,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:10:07,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:07,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 143 states and 191 transitions. [2023-11-23 20:10:07,340 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 191 transitions. [2023-11-23 20:10:07,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-23 20:10:07,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:07,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:07,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:07,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1554 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1553 trivial. 0 not checked. [2023-11-23 20:10:07,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:07,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 142 states and 190 transitions. [2023-11-23 20:10:07,981 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 190 transitions. [2023-11-23 20:10:07,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-23 20:10:07,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:07,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:08,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:08,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1555 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:10:09,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:09,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 147 states and 219 transitions. [2023-11-23 20:10:09,753 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 219 transitions. [2023-11-23 20:10:09,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-23 20:10:09,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:09,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:09,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:10,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1565 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:10:11,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:11,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 152 states and 246 transitions. [2023-11-23 20:10:11,110 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 246 transitions. [2023-11-23 20:10:11,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-23 20:10:11,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:11,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:11,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1580 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:10:12,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:12,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 157 states and 272 transitions. [2023-11-23 20:10:12,361 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 272 transitions. [2023-11-23 20:10:12,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-23 20:10:12,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:12,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:12,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:10:13,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:13,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 162 states and 297 transitions. [2023-11-23 20:10:13,699 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 297 transitions. [2023-11-23 20:10:13,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-23 20:10:13,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:13,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:13,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:14,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:10:15,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:15,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 167 states and 321 transitions. [2023-11-23 20:10:15,159 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 321 transitions. [2023-11-23 20:10:15,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-23 20:10:15,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:15,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:15,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:15,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1655 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:10:16,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:16,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 172 states and 344 transitions. [2023-11-23 20:10:16,530 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 344 transitions. [2023-11-23 20:10:16,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-23 20:10:16,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:16,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:16,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1690 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:10:17,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:17,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 177 states and 366 transitions. [2023-11-23 20:10:17,971 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 366 transitions. [2023-11-23 20:10:17,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-23 20:10:17,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:17,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:18,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:18,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1730 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:10:19,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:19,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 182 states and 387 transitions. [2023-11-23 20:10:19,413 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 387 transitions. [2023-11-23 20:10:19,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-23 20:10:19,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:19,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:19,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:19,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1775 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:10:20,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:20,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 187 states and 407 transitions. [2023-11-23 20:10:20,930 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 407 transitions. [2023-11-23 20:10:20,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-23 20:10:20,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:20,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:21,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1825 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:10:22,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:22,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 192 states and 426 transitions. [2023-11-23 20:10:22,605 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 426 transitions. [2023-11-23 20:10:22,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-23 20:10:22,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:22,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:23,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1880 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked.