./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound10.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_adc58fa0-89b1-4afc-bb92-f373b00bb75a/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc58fa0-89b1-4afc-bb92-f373b00bb75a/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_adc58fa0-89b1-4afc-bb92-f373b00bb75a/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc58fa0-89b1-4afc-bb92-f373b00bb75a/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc58fa0-89b1-4afc-bb92-f373b00bb75a/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_adc58fa0-89b1-4afc-bb92-f373b00bb75a/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 2e94830d11d546a3c5eb98e6802b079c63f07b0a4b705dd9e7cd9e09e0492555 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:21:33,657 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:21:33,778 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc58fa0-89b1-4afc-bb92-f373b00bb75a/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:21:33,782 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:21:33,783 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:21:33,807 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:21:33,809 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:21:33,811 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:21:33,812 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:21:33,814 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:21:33,815 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:21:33,815 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:21:33,816 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:21:33,821 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:21:33,821 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:21:33,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:21:33,823 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:21:33,824 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:21:33,824 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:21:33,825 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:21:33,826 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:21:33,826 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:21:33,827 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:21:33,827 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:21:33,828 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:21:33,829 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:21:33,829 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:21:33,830 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:21:33,830 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:21:33,831 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:21:33,832 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:21:33,833 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:21:33,833 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:21:33,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:21:33,834 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:21:33,834 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_adc58fa0-89b1-4afc-bb92-f373b00bb75a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc58fa0-89b1-4afc-bb92-f373b00bb75a/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e94830d11d546a3c5eb98e6802b079c63f07b0a4b705dd9e7cd9e09e0492555 [2023-11-23 20:21:34,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:21:34,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:21:34,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:21:34,176 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:21:34,176 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:21:34,178 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc58fa0-89b1-4afc-bb92-f373b00bb75a/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound10.c [2023-11-23 20:21:37,402 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:21:37,676 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:21:37,676 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc58fa0-89b1-4afc-bb92-f373b00bb75a/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound10.c [2023-11-23 20:21:37,685 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc58fa0-89b1-4afc-bb92-f373b00bb75a/bin/ukojak-verify-1t5iHCbJaC/data/063de155c/24aa9664d335407aac56af744f48253e/FLAGc76cf2c64 [2023-11-23 20:21:37,703 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc58fa0-89b1-4afc-bb92-f373b00bb75a/bin/ukojak-verify-1t5iHCbJaC/data/063de155c/24aa9664d335407aac56af744f48253e [2023-11-23 20:21:37,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:21:37,710 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:21:37,715 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:21:37,715 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:21:37,722 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:21:37,722 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:21:37" (1/1) ... [2023-11-23 20:21:37,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c33610b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:37, skipping insertion in model container [2023-11-23 20:21:37,724 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:21:37" (1/1) ... [2023-11-23 20:21:37,749 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:21:37,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:21:37,977 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:21:38,000 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:21:38,017 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:21:38,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38 WrapperNode [2023-11-23 20:21:38,018 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:21:38,019 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:21:38,020 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:21:38,020 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:21:38,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:38,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:38,062 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2023-11-23 20:21:38,062 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:21:38,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:21:38,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:21:38,064 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:21:38,074 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:38,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:38,077 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:38,077 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:38,081 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:38,084 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:38,086 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:38,087 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:38,090 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:21:38,091 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:21:38,091 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:21:38,091 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:21:38,092 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:38,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:21:38,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc58fa0-89b1-4afc-bb92-f373b00bb75a/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:21:38,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc58fa0-89b1-4afc-bb92-f373b00bb75a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:21:38,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adc58fa0-89b1-4afc-bb92-f373b00bb75a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:21:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:21:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:21:38,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:21:38,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:21:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:21:38,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:21:38,263 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:21:38,265 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:21:38,747 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:21:38,821 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:21:38,822 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:21:38,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:21:38 BoogieIcfgContainer [2023-11-23 20:21:38,825 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:21:38,826 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:21:38,827 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:21:38,838 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:21:38,839 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:21:38" (1/1) ... [2023-11-23 20:21:38,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:21:38,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:38,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 113 states and 119 transitions. [2023-11-23 20:21:38,915 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 119 transitions. [2023-11-23 20:21:38,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:21:38,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:38,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:39,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:39,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:39,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 115 states and 121 transitions. [2023-11-23 20:21:39,137 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 121 transitions. [2023-11-23 20:21:39,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:21:39,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:39,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:39,204 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 20:21:39,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:39,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 116 states and 122 transitions. [2023-11-23 20:21:39,236 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 122 transitions. [2023-11-23 20:21:39,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:21:39,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:39,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:39,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:39,312 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 20:21:39,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:39,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 117 states and 123 transitions. [2023-11-23 20:21:39,325 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 123 transitions. [2023-11-23 20:21:39,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:21:39,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:39,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:39,361 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 20:21:39,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:39,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 118 states and 124 transitions. [2023-11-23 20:21:39,375 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 124 transitions. [2023-11-23 20:21:39,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:21:39,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:39,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:39,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:39,426 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 20:21:39,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:39,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 120 states and 127 transitions. [2023-11-23 20:21:39,450 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 127 transitions. [2023-11-23 20:21:39,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:21:39,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:39,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:39,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:39,493 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 20:21:39,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:39,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 121 states and 128 transitions. [2023-11-23 20:21:39,510 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 128 transitions. [2023-11-23 20:21:39,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:21:39,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:39,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:39,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:39,551 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 20:21:39,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:39,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 122 states and 129 transitions. [2023-11-23 20:21:39,568 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2023-11-23 20:21:39,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:21:39,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:39,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:39,615 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 20:21:39,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:39,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2023-11-23 20:21:39,632 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2023-11-23 20:21:39,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:21:39,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:39,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:39,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:39,654 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 20:21:39,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:39,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 122 states and 129 transitions. [2023-11-23 20:21:39,663 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2023-11-23 20:21:39,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:21:39,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:39,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:39,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:39,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:39,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:39,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:39,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:39,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 124 states and 131 transitions. [2023-11-23 20:21:39,784 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 131 transitions. [2023-11-23 20:21:39,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:21:39,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:39,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:39,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:21:39,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:39,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:39,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:39,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2023-11-23 20:21:39,827 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2023-11-23 20:21:39,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:21:39,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:39,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:39,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:39,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:39,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:39,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:40,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:40,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 138 states and 149 transitions. [2023-11-23 20:21:40,035 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 149 transitions. [2023-11-23 20:21:40,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:21:40,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:40,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:40,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:40,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:40,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:40,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:40,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:40,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 154 states and 170 transitions. [2023-11-23 20:21:40,369 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 170 transitions. [2023-11-23 20:21:40,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:21:40,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:40,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:40,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:40,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:40,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:40,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:40,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:40,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 171 states and 192 transitions. [2023-11-23 20:21:40,857 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 192 transitions. [2023-11-23 20:21:40,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:21:40,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:40,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:40,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:40,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:41,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:41,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:41,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 174 states and 196 transitions. [2023-11-23 20:21:41,214 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 196 transitions. [2023-11-23 20:21:41,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:21:41,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:41,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:41,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:41,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:41,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:41,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:41,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:41,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 177 states and 200 transitions. [2023-11-23 20:21:41,478 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 200 transitions. [2023-11-23 20:21:41,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:21:41,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:41,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:41,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:41,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:41,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:41,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:41,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:41,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 179 states and 204 transitions. [2023-11-23 20:21:41,775 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 204 transitions. [2023-11-23 20:21:41,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:21:41,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:41,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:41,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:41,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:41,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:41,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:41,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:41,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 182 states and 209 transitions. [2023-11-23 20:21:41,997 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 209 transitions. [2023-11-23 20:21:41,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:21:41,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:41,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:42,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:42,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:42,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:42,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 184 states and 212 transitions. [2023-11-23 20:21:42,482 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 212 transitions. [2023-11-23 20:21:42,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:21:42,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:42,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:42,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:42,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:42,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:42,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:42,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 188 states and 217 transitions. [2023-11-23 20:21:42,971 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 217 transitions. [2023-11-23 20:21:42,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:21:42,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:42,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:43,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:43,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:43,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:43,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:43,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:43,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 189 states and 219 transitions. [2023-11-23 20:21:43,298 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 219 transitions. [2023-11-23 20:21:43,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:21:43,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:43,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:43,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:43,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:43,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:21:43,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:43,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 191 states and 222 transitions. [2023-11-23 20:21:43,607 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 222 transitions. [2023-11-23 20:21:43,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:21:43,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:43,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:43,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:43,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:43,718 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:21:44,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:44,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 201 states and 237 transitions. [2023-11-23 20:21:44,399 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 237 transitions. [2023-11-23 20:21:44,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:21:44,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:44,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:44,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:44,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:44,498 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:21:44,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:44,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 202 states and 238 transitions. [2023-11-23 20:21:44,566 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 238 transitions. [2023-11-23 20:21:44,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:21:44,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:44,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:44,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:44,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:44,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:44,650 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:21:45,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:45,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 213 states and 254 transitions. [2023-11-23 20:21:45,505 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 254 transitions. [2023-11-23 20:21:45,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:21:45,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:45,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:45,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:45,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:45,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:45,609 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:21:45,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:45,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 215 states and 256 transitions. [2023-11-23 20:21:45,777 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 256 transitions. [2023-11-23 20:21:45,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:21:45,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:45,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:45,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:45,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:45,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:45,861 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:21:45,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:45,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 214 states and 255 transitions. [2023-11-23 20:21:45,930 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 255 transitions. [2023-11-23 20:21:45,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:21:45,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:45,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:45,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:45,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:45,997 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:21:46,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:46,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 219 states and 265 transitions. [2023-11-23 20:21:46,467 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 265 transitions. [2023-11-23 20:21:46,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:21:46,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:46,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:46,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:46,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:46,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:46,578 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:21:46,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:46,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 218 states and 264 transitions. [2023-11-23 20:21:46,645 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 264 transitions. [2023-11-23 20:21:46,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:21:46,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:46,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:46,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:46,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:46,720 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:21:47,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:47,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 224 states and 275 transitions. [2023-11-23 20:21:47,354 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 275 transitions. [2023-11-23 20:21:47,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:21:47,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:47,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:47,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:47,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:47,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:47,584 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:21:48,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:49,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 234 states and 292 transitions. [2023-11-23 20:21:49,001 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 292 transitions. [2023-11-23 20:21:49,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:21:49,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:49,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:49,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:49,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:49,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:49,257 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:21:50,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:50,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 249 states and 314 transitions. [2023-11-23 20:21:50,604 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 314 transitions. [2023-11-23 20:21:50,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:21:50,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:50,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:50,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:50,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:50,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:50,672 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:21:50,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:50,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 248 states and 313 transitions. [2023-11-23 20:21:50,804 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 313 transitions. [2023-11-23 20:21:50,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:21:50,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:50,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:50,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:50,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:50,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:50,888 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:21:50,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:50,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 247 states and 312 transitions. [2023-11-23 20:21:50,950 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 312 transitions. [2023-11-23 20:21:50,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:21:50,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:50,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:50,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:50,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:51,122 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:21:52,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:52,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 270 states and 341 transitions. [2023-11-23 20:21:52,317 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 341 transitions. [2023-11-23 20:21:52,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:21:52,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:52,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:52,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:52,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:52,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:52,384 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:21:52,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:52,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 269 states and 340 transitions. [2023-11-23 20:21:52,433 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 340 transitions. [2023-11-23 20:21:52,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:21:52,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:52,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:52,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:52,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:21:52,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:52,600 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:21:53,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:53,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 293 states and 369 transitions. [2023-11-23 20:21:53,731 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 369 transitions. [2023-11-23 20:21:53,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:21:53,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:53,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:53,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:53,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:53,798 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:21:53,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:53,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 292 states and 368 transitions. [2023-11-23 20:21:53,842 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 368 transitions. [2023-11-23 20:21:53,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:21:53,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:53,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:53,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:53,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:53,872 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:21:54,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:54,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 291 states and 367 transitions. [2023-11-23 20:21:54,079 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 367 transitions. [2023-11-23 20:21:54,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:21:54,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:54,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:54,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:21:54,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:54,106 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:21:54,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:54,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 290 states and 366 transitions. [2023-11-23 20:21:54,121 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 366 transitions. [2023-11-23 20:21:54,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:21:54,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:54,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:54,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:54,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:54,158 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:21:54,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:54,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 289 states and 365 transitions. [2023-11-23 20:21:54,399 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 365 transitions. [2023-11-23 20:21:54,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:21:54,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:54,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:54,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:54,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:54,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:54,556 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:21:55,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:55,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 300 states and 382 transitions. [2023-11-23 20:21:55,237 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 382 transitions. [2023-11-23 20:21:55,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:21:55,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:55,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:55,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:55,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:55,275 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:21:55,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:55,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 299 states and 381 transitions. [2023-11-23 20:21:55,309 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 381 transitions. [2023-11-23 20:21:55,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:21:55,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:55,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:55,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:55,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:21:55,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:55,338 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:21:55,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:55,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 298 states and 380 transitions. [2023-11-23 20:21:55,358 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 380 transitions. [2023-11-23 20:21:55,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:21:55,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:55,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:55,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:55,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:55,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:55,394 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 20:21:55,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:55,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 297 states and 379 transitions. [2023-11-23 20:21:55,428 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 379 transitions. [2023-11-23 20:21:55,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:21:55,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:55,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:55,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:55,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:55,605 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:21:56,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:56,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 311 states and 396 transitions. [2023-11-23 20:21:56,266 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 396 transitions. [2023-11-23 20:21:56,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:21:56,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:56,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:56,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:56,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:56,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:56,300 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-23 20:21:56,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:56,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 310 states and 395 transitions. [2023-11-23 20:21:56,524 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 395 transitions. [2023-11-23 20:21:56,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:21:56,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:56,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:56,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:56,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:56,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:56,640 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:21:57,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:57,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 325 states and 412 transitions. [2023-11-23 20:21:57,252 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 412 transitions. [2023-11-23 20:21:57,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:21:57,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:57,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:57,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:57,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:57,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:57,288 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:21:57,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:57,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 324 states and 411 transitions. [2023-11-23 20:21:57,519 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 411 transitions. [2023-11-23 20:21:57,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:21:57,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:57,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:57,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:57,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:57,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:57,646 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:21:58,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:58,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 340 states and 430 transitions. [2023-11-23 20:21:58,357 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 430 transitions. [2023-11-23 20:21:58,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:21:58,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:58,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:58,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:58,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:58,507 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:21:58,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:58,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 339 states and 429 transitions. [2023-11-23 20:21:58,649 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 429 transitions. [2023-11-23 20:21:58,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:21:58,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:58,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:58,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:21:58,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:59,393 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:22:00,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:00,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 349 states and 443 transitions. [2023-11-23 20:22:00,183 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 443 transitions. [2023-11-23 20:22:00,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:22:00,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:00,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:00,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:00,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:00,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:00,376 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:22:01,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:01,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 367 states and 463 transitions. [2023-11-23 20:22:01,654 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 463 transitions. [2023-11-23 20:22:01,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:22:01,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:01,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:01,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:01,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:01,730 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:22:02,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:02,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 366 states and 462 transitions. [2023-11-23 20:22:02,338 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 462 transitions. [2023-11-23 20:22:02,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:22:02,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:02,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:02,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:02,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:02,424 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:22:03,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:03,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 365 states and 461 transitions. [2023-11-23 20:22:03,011 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 461 transitions. [2023-11-23 20:22:03,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:22:03,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:03,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:03,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:03,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:03,105 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:22:04,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:04,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 364 states and 460 transitions. [2023-11-23 20:22:04,333 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 460 transitions. [2023-11-23 20:22:04,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:22:04,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:04,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:04,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:04,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:22:04,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:04,495 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:22:05,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:05,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 380 states and 484 transitions. [2023-11-23 20:22:05,210 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 484 transitions. [2023-11-23 20:22:05,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:22:05,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:05,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:05,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:05,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:05,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:05,390 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:22:08,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:08,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 402 states and 509 transitions. [2023-11-23 20:22:08,421 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 509 transitions. [2023-11-23 20:22:08,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:22:08,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:08,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:08,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:22:08,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:08,723 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:22:09,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:09,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 418 states and 529 transitions. [2023-11-23 20:22:09,509 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 529 transitions. [2023-11-23 20:22:09,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:22:09,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:09,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:09,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:09,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:09,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:09,698 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:22:10,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:10,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 417 states and 528 transitions. [2023-11-23 20:22:10,052 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 528 transitions. [2023-11-23 20:22:10,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:22:10,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:10,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:10,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:10,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:22:10,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:10,316 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:22:11,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:11,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 434 states and 551 transitions. [2023-11-23 20:22:11,142 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 551 transitions. [2023-11-23 20:22:11,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:22:11,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:11,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:11,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:11,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:11,349 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:22:15,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:15,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 458 states and 578 transitions. [2023-11-23 20:22:15,485 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 578 transitions. [2023-11-23 20:22:15,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:22:15,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:15,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:15,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:15,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:22:15,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:15,849 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:22:16,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:16,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 461 states and 589 transitions. [2023-11-23 20:22:16,434 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 589 transitions. [2023-11-23 20:22:16,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:22:16,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:16,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:16,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:16,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:22:16,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:16,879 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:22:17,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:17,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 464 states and 592 transitions. [2023-11-23 20:22:17,581 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 592 transitions. [2023-11-23 20:22:17,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:22:17,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:17,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:17,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:17,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:17,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:17,771 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:22:18,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:18,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 467 states and 598 transitions. [2023-11-23 20:22:18,383 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 598 transitions. [2023-11-23 20:22:18,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:22:18,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:18,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:18,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:18,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:18,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:18,682 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:22:19,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:19,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 470 states and 604 transitions. [2023-11-23 20:22:19,599 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 604 transitions. [2023-11-23 20:22:19,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:22:19,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:19,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:19,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:19,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:22:19,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:19,875 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:22:21,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:21,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 475 states and 612 transitions. [2023-11-23 20:22:21,098 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 612 transitions. [2023-11-23 20:22:21,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:22:21,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:21,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:21,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:21,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:21,141 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-23 20:22:21,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:21,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 475 states and 611 transitions. [2023-11-23 20:22:21,515 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 611 transitions. [2023-11-23 20:22:21,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:22:21,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:21,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:21,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:21,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:22:21,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:21,771 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:22:22,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:22,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 477 states and 616 transitions. [2023-11-23 20:22:22,219 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 616 transitions. [2023-11-23 20:22:22,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:22:22,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:22,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:22,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:22,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:22,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:22,300 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-23 20:22:23,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:23,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 484 states and 626 transitions. [2023-11-23 20:22:23,998 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 626 transitions. [2023-11-23 20:22:23,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:22:23,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:24,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:24,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:24,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:24,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:24,073 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-23 20:22:25,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:25,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 491 states and 636 transitions. [2023-11-23 20:22:25,877 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 636 transitions. [2023-11-23 20:22:25,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:22:25,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:25,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:25,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:25,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:22:25,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:26,230 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked.