./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound10.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_b4a67db6-edfd-4184-987f-64a6024d29ca/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4a67db6-edfd-4184-987f-64a6024d29ca/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_b4a67db6-edfd-4184-987f-64a6024d29ca/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4a67db6-edfd-4184-987f-64a6024d29ca/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4a67db6-edfd-4184-987f-64a6024d29ca/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_b4a67db6-edfd-4184-987f-64a6024d29ca/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 91dfff3356c8586e4ab54260d22ce3d78ead2ec4d531619c6564036666f10187 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:21:59,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:21:59,892 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4a67db6-edfd-4184-987f-64a6024d29ca/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:21:59,905 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:21:59,906 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:21:59,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:21:59,955 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:21:59,956 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:21:59,957 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:21:59,962 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:21:59,963 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:21:59,964 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:21:59,964 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:21:59,966 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:21:59,966 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:21:59,968 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:21:59,968 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:21:59,969 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:21:59,969 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:21:59,970 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:21:59,971 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:21:59,971 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:21:59,972 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:21:59,972 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:21:59,973 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:21:59,973 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:21:59,974 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:21:59,974 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:21:59,975 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:21:59,975 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:21:59,977 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:21:59,977 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:21:59,977 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:21:59,978 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:21:59,978 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:21:59,978 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_b4a67db6-edfd-4184-987f-64a6024d29ca/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4a67db6-edfd-4184-987f-64a6024d29ca/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91dfff3356c8586e4ab54260d22ce3d78ead2ec4d531619c6564036666f10187 [2023-11-23 20:22:00,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:22:00,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:22:00,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:22:00,374 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:22:00,375 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:22:00,377 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4a67db6-edfd-4184-987f-64a6024d29ca/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound10.c [2023-11-23 20:22:03,539 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:22:03,767 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:22:03,767 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4a67db6-edfd-4184-987f-64a6024d29ca/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound10.c [2023-11-23 20:22:03,775 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4a67db6-edfd-4184-987f-64a6024d29ca/bin/ukojak-verify-1t5iHCbJaC/data/f36b1fabd/0c90ffeb7b20482d89aa3483a229b54f/FLAG3c70a18e1 [2023-11-23 20:22:03,789 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4a67db6-edfd-4184-987f-64a6024d29ca/bin/ukojak-verify-1t5iHCbJaC/data/f36b1fabd/0c90ffeb7b20482d89aa3483a229b54f [2023-11-23 20:22:03,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:22:03,793 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:22:03,795 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:03,795 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:22:03,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:22:03,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:03" (1/1) ... [2023-11-23 20:22:03,805 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34e85761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:03, skipping insertion in model container [2023-11-23 20:22:03,806 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:03" (1/1) ... [2023-11-23 20:22:03,832 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:22:04,028 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:04,042 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:22:04,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:04,092 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:22:04,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04 WrapperNode [2023-11-23 20:22:04,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:04,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:04,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:22:04,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:22:04,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,109 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,140 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2023-11-23 20:22:04,140 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:04,141 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:22:04,141 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:22:04,142 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:22:04,152 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,164 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,164 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,174 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,177 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,178 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,179 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,181 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:22:04,182 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:22:04,182 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:22:04,182 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:22:04,183 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:04,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4a67db6-edfd-4184-987f-64a6024d29ca/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:22:04,224 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4a67db6-edfd-4184-987f-64a6024d29ca/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:22:04,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4a67db6-edfd-4184-987f-64a6024d29ca/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:22:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:22:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:22:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:22:04,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:22:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:22:04,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:22:04,365 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:22:04,368 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:22:04,608 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:22:04,697 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:22:04,697 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:22:04,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:04 BoogieIcfgContainer [2023-11-23 20:22:04,708 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:22:04,709 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:22:04,709 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:22:04,721 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:22:04,722 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:04" (1/1) ... [2023-11-23 20:22:04,730 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:22:04,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:04,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2023-11-23 20:22:04,794 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-11-23 20:22:04,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:22:04,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:04,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:04,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:05,069 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 20:22:05,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:05,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2023-11-23 20:22:05,141 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2023-11-23 20:22:05,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:22:05,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:05,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:05,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:05,213 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 20:22:05,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:05,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2023-11-23 20:22:05,242 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2023-11-23 20:22:05,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:22:05,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:05,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:05,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:05,355 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 20:22:05,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:05,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2023-11-23 20:22:05,384 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2023-11-23 20:22:05,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:05,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:05,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:05,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:05,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:22:05,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:05,587 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 20:22:05,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:05,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2023-11-23 20:22:05,889 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2023-11-23 20:22:05,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:05,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:05,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:05,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:05,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:22:05,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:06,028 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 20:22:06,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:06,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2023-11-23 20:22:06,115 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2023-11-23 20:22:06,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:06,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:06,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:06,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:06,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:06,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:06,280 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 20:22:06,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:06,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 87 transitions. [2023-11-23 20:22:06,654 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 87 transitions. [2023-11-23 20:22:06,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:06,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:06,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:06,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:22:06,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:06,817 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 20:22:07,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:07,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 58 states and 108 transitions. [2023-11-23 20:22:07,201 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 108 transitions. [2023-11-23 20:22:07,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:22:07,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:07,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:07,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:22:07,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:07,309 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:22:07,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:07,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 59 states and 112 transitions. [2023-11-23 20:22:07,359 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 112 transitions. [2023-11-23 20:22:07,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:22:07,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:07,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:07,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:07,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:22:07,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:07,540 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:22:07,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:07,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 117 transitions. [2023-11-23 20:22:07,670 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 117 transitions. [2023-11-23 20:22:07,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:22:07,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:07,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:07,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:07,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:22:07,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:07,816 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:22:08,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:08,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 71 states and 130 transitions. [2023-11-23 20:22:08,131 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 130 transitions. [2023-11-23 20:22:08,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:22:08,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:08,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:08,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:08,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:22:08,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:08,297 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:22:08,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:08,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 73 states and 131 transitions. [2023-11-23 20:22:08,502 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 131 transitions. [2023-11-23 20:22:08,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:22:08,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:08,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:08,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:08,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:22:08,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:08,701 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:22:08,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:08,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 73 states and 130 transitions. [2023-11-23 20:22:08,979 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 130 transitions. [2023-11-23 20:22:08,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:22:08,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:08,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:09,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:09,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:22:09,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:09,160 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:22:09,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:09,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 76 states and 134 transitions. [2023-11-23 20:22:09,341 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 134 transitions. [2023-11-23 20:22:09,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:22:09,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:09,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:09,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:09,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:22:09,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:09,542 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:22:10,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:10,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 86 states and 160 transitions. [2023-11-23 20:22:10,149 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 160 transitions. [2023-11-23 20:22:10,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:22:10,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:10,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:10,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:22:10,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:10,349 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:22:10,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:10,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 95 states and 184 transitions. [2023-11-23 20:22:10,845 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 184 transitions. [2023-11-23 20:22:10,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:22:10,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:10,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:10,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:22:10,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:11,106 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:22:11,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:11,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 95 states and 181 transitions. [2023-11-23 20:22:11,308 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 181 transitions. [2023-11-23 20:22:11,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:22:11,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:11,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:11,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:11,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:22:11,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:11,534 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:22:11,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:11,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 95 states and 180 transitions. [2023-11-23 20:22:11,841 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 180 transitions. [2023-11-23 20:22:11,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:22:11,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:11,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:11,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:11,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:22:11,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:12,075 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:22:12,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:12,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 105 states and 207 transitions. [2023-11-23 20:22:12,783 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 207 transitions. [2023-11-23 20:22:12,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:22:12,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:12,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:12,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:22:12,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:13,066 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:22:13,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:13,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 112 states and 215 transitions. [2023-11-23 20:22:13,588 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 215 transitions. [2023-11-23 20:22:13,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:22:13,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:13,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:13,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:13,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:22:13,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:13,996 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:22:14,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:14,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 112 states and 211 transitions. [2023-11-23 20:22:14,252 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 211 transitions. [2023-11-23 20:22:14,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:22:14,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:14,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:14,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:14,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:22:14,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:14,414 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:22:14,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:14,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 112 states and 210 transitions. [2023-11-23 20:22:14,678 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 210 transitions. [2023-11-23 20:22:14,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:22:14,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:14,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:14,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:14,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:22:14,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:15,029 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:22:15,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:15,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 119 states and 218 transitions. [2023-11-23 20:22:15,617 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 218 transitions. [2023-11-23 20:22:15,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:22:15,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:15,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:15,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:15,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:22:15,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:15,851 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:22:16,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:16,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 129 states and 246 transitions. [2023-11-23 20:22:16,613 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 246 transitions. [2023-11-23 20:22:16,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:22:16,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:16,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:16,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:16,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:22:16,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:17,127 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:22:17,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:17,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 129 states and 241 transitions. [2023-11-23 20:22:17,400 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 241 transitions. [2023-11-23 20:22:17,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:22:17,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:17,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:17,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:17,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:22:17,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:17,872 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 12 proven. 248 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:22:18,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:18,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 138 states and 264 transitions. [2023-11-23 20:22:18,958 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 264 transitions. [2023-11-23 20:22:18,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:22:18,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:18,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:19,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:19,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:22:19,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:19,232 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:22:19,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:19,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 138 states and 263 transitions. [2023-11-23 20:22:19,628 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 263 transitions. [2023-11-23 20:22:19,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:22:19,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:19,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:19,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:19,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:22:19,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:20,006 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:20,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:20,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 145 states and 271 transitions. [2023-11-23 20:22:20,715 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 271 transitions. [2023-11-23 20:22:20,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:22:20,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:20,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:20,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:20,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:22:20,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:20,926 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:22:21,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:21,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 155 states and 301 transitions. [2023-11-23 20:22:21,765 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 301 transitions. [2023-11-23 20:22:21,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-23 20:22:21,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:21,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:21,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:21,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:22:21,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:22,150 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:22:22,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:22,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 162 states and 309 transitions. [2023-11-23 20:22:22,897 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 309 transitions. [2023-11-23 20:22:22,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-23 20:22:22,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:22,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:22,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:22:22,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:24,043 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:22:25,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:25,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 170 states and 332 transitions. [2023-11-23 20:22:25,558 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 332 transitions. [2023-11-23 20:22:25,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-23 20:22:25,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:25,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:25,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:25,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:22:25,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:26,154 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 402 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:22:26,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:26,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 170 states and 326 transitions. [2023-11-23 20:22:26,555 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 326 transitions. [2023-11-23 20:22:26,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-23 20:22:26,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:26,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:26,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:26,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:22:26,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:26,777 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:22:27,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 170 states and 324 transitions. [2023-11-23 20:22:27,160 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 324 transitions. [2023-11-23 20:22:27,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-23 20:22:27,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:22:27,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:27,474 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 414 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:22:28,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:28,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 180 states and 356 transitions. [2023-11-23 20:22:28,487 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 356 transitions. [2023-11-23 20:22:28,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-23 20:22:28,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:28,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:28,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:28,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:22:28,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:29,320 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:22:30,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:30,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 187 states and 370 transitions. [2023-11-23 20:22:30,495 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 370 transitions. [2023-11-23 20:22:30,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-23 20:22:30,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:30,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:30,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:30,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:22:30,558 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:31,296 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 546 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-23 20:22:31,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:31,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 187 states and 362 transitions. [2023-11-23 20:22:31,670 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 362 transitions. [2023-11-23 20:22:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-23 20:22:31,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:31,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:31,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:31,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:22:31,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:32,134 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 21 proven. 546 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-23 20:22:33,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:33,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 190 states and 366 transitions. [2023-11-23 20:22:33,093 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 366 transitions. [2023-11-23 20:22:33,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-23 20:22:33,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:33,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:33,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:33,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:22:33,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:33,344 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-23 20:22:33,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:33,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 190 states and 364 transitions. [2023-11-23 20:22:33,756 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 364 transitions. [2023-11-23 20:22:33,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-23 20:22:33,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:33,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:33,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:33,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:22:33,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:34,131 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-23 20:22:35,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:35,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 200 states and 397 transitions. [2023-11-23 20:22:35,267 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 397 transitions. [2023-11-23 20:22:35,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-23 20:22:35,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:35,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:35,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-23 20:22:35,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:35,964 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 0 proven. 540 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:22:37,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:37,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 207 states and 405 transitions. [2023-11-23 20:22:37,044 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 405 transitions. [2023-11-23 20:22:37,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-23 20:22:37,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:37,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:37,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:37,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:22:37,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:37,818 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 728 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-23 20:22:38,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:38,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 207 states and 404 transitions. [2023-11-23 20:22:38,665 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 404 transitions. [2023-11-23 20:22:38,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-23 20:22:38,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:38,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:38,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:22:38,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:38,992 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 744 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-23 20:22:39,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:39,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 215 states and 425 transitions. [2023-11-23 20:22:39,936 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 425 transitions. [2023-11-23 20:22:39,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-23 20:22:39,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:39,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:40,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:40,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-23 20:22:40,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:40,207 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 0 proven. 728 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-23 20:22:40,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:40,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 215 states and 423 transitions. [2023-11-23 20:22:40,631 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 423 transitions. [2023-11-23 20:22:40,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-23 20:22:40,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:40,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:40,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-23 20:22:40,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:40,982 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 0 proven. 760 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-23 20:22:42,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 225 states and 458 transitions. [2023-11-23 20:22:42,205 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 458 transitions. [2023-11-23 20:22:42,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-23 20:22:42,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-23 20:22:42,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:42,510 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 0 proven. 675 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:22:43,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:43,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 232 states and 466 transitions. [2023-11-23 20:22:43,247 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 466 transitions. [2023-11-23 20:22:43,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-23 20:22:43,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:43,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:43,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-23 20:22:43,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:43,792 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 826 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-23 20:22:44,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:44,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 239 states and 479 transitions. [2023-11-23 20:22:44,753 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 479 transitions. [2023-11-23 20:22:44,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-23 20:22:44,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:44,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:44,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-23 20:22:44,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:45,869 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 936 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-11-23 20:22:46,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:46,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 239 states and 460 transitions. [2023-11-23 20:22:46,778 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 460 transitions. [2023-11-23 20:22:46,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-23 20:22:46,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:46,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:46,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-23 20:22:46,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:47,404 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 24 proven. 912 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-11-23 20:22:48,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:48,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 248 states and 483 transitions. [2023-11-23 20:22:48,909 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 483 transitions. [2023-11-23 20:22:48,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-23 20:22:48,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:48,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:48,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:48,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-23 20:22:48,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1017 backedges. 27 proven. 936 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-11-23 20:22:49,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 251 states and 486 transitions. [2023-11-23 20:22:49,864 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 486 transitions. [2023-11-23 20:22:49,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-23 20:22:49,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:49,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-23 20:22:49,957 INFO L285 TraceCheckSpWp]: Computing forward predicates...