./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05abc726-31ef-4511-a7f3-afaf15383646/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05abc726-31ef-4511-a7f3-afaf15383646/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05abc726-31ef-4511-a7f3-afaf15383646/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05abc726-31ef-4511-a7f3-afaf15383646/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05abc726-31ef-4511-a7f3-afaf15383646/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05abc726-31ef-4511-a7f3-afaf15383646/bin/ukojak-verify-G8NBE6pJGL --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 15f2c27c8ff19b1764b20b7d08d4582e2b047f4871dbacc2fd506a74654d4ef0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:34:46,712 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:34:46,830 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05abc726-31ef-4511-a7f3-afaf15383646/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:34:46,839 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:34:46,839 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:34:46,880 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:34:46,882 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:34:46,882 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:34:46,883 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:34:46,889 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:34:46,890 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:34:46,891 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:34:46,891 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:34:46,893 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:34:46,893 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:34:46,894 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:34:46,894 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:34:46,895 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:34:46,895 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:34:46,896 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:34:46,896 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:34:46,897 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:34:46,897 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:34:46,898 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:34:46,898 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:34:46,899 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:34:46,899 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:34:46,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:34:46,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:46,901 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:34:46,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:34:46,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:34:46,903 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:34:46,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:34:46,904 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:34:46,904 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_05abc726-31ef-4511-a7f3-afaf15383646/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05abc726-31ef-4511-a7f3-afaf15383646/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15f2c27c8ff19b1764b20b7d08d4582e2b047f4871dbacc2fd506a74654d4ef0 [2023-11-19 03:34:47,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:34:47,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:34:47,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:34:47,288 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:34:47,289 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:34:47,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05abc726-31ef-4511-a7f3-afaf15383646/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.c [2023-11-19 03:34:50,424 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:34:50,657 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:34:50,658 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05abc726-31ef-4511-a7f3-afaf15383646/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.c [2023-11-19 03:34:50,666 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05abc726-31ef-4511-a7f3-afaf15383646/bin/ukojak-verify-G8NBE6pJGL/data/927abb247/85747acc75d4402e8df66074ba96d925/FLAGdbf73d645 [2023-11-19 03:34:50,680 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05abc726-31ef-4511-a7f3-afaf15383646/bin/ukojak-verify-G8NBE6pJGL/data/927abb247/85747acc75d4402e8df66074ba96d925 [2023-11-19 03:34:50,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:34:50,684 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:34:50,691 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:50,691 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:34:50,696 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:34:50,697 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:50" (1/1) ... [2023-11-19 03:34:50,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bdc6b08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:50, skipping insertion in model container [2023-11-19 03:34:50,698 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:50" (1/1) ... [2023-11-19 03:34:50,717 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:34:50,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:50,904 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:34:50,923 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:50,938 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:34:50,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:50 WrapperNode [2023-11-19 03:34:50,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:50,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:50,940 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:34:50,940 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:34:50,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:50" (1/1) ... [2023-11-19 03:34:50,955 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:50" (1/1) ... [2023-11-19 03:34:50,983 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2023-11-19 03:34:50,984 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:50,984 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:34:50,985 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:34:50,985 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:34:50,996 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:50" (1/1) ... [2023-11-19 03:34:50,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:50" (1/1) ... [2023-11-19 03:34:51,005 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:50" (1/1) ... [2023-11-19 03:34:51,006 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:50" (1/1) ... [2023-11-19 03:34:51,009 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:50" (1/1) ... [2023-11-19 03:34:51,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:50" (1/1) ... [2023-11-19 03:34:51,013 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:50" (1/1) ... [2023-11-19 03:34:51,015 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:50" (1/1) ... [2023-11-19 03:34:51,023 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:34:51,024 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:34:51,024 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:34:51,024 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:34:51,025 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:50" (1/1) ... [2023-11-19 03:34:51,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:51,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05abc726-31ef-4511-a7f3-afaf15383646/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:34:51,061 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05abc726-31ef-4511-a7f3-afaf15383646/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:34:51,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05abc726-31ef-4511-a7f3-afaf15383646/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:34:51,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:34:51,114 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:34:51,114 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:34:51,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:34:51,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:34:51,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:34:51,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:34:51,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:34:51,188 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:34:51,190 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:34:51,492 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:34:51,554 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:34:51,554 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:34:51,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:51 BoogieIcfgContainer [2023-11-19 03:34:51,559 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:34:51,560 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:34:51,560 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:34:51,570 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:34:51,570 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:51" (1/1) ... [2023-11-19 03:34:51,591 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:34:51,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:51,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 71 states and 74 transitions. [2023-11-19 03:34:51,658 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 74 transitions. [2023-11-19 03:34:51,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:34:51,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:51,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:51,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:51,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:34:51,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:51,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:51,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:51,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 71 states and 73 transitions. [2023-11-19 03:34:51,934 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 73 transitions. [2023-11-19 03:34:51,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:34:51,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:51,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:51,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:34:51,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:52,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:52,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:52,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 76 transitions. [2023-11-19 03:34:52,138 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2023-11-19 03:34:52,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:34:52,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:52,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:52,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:52,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:34:52,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:52,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:52,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:52,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 76 states and 81 transitions. [2023-11-19 03:34:52,428 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2023-11-19 03:34:52,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:34:52,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:52,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:52,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:52,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:52,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:52,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:52,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:52,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 77 states and 83 transitions. [2023-11-19 03:34:52,634 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 83 transitions. [2023-11-19 03:34:52,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:34:52,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:52,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:52,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:34:52,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:52,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:52,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:52,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 86 transitions. [2023-11-19 03:34:52,889 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 86 transitions. [2023-11-19 03:34:52,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:34:52,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:52,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:52,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:52,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:34:52,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:53,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:53,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:53,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 81 states and 89 transitions. [2023-11-19 03:34:53,132 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 89 transitions. [2023-11-19 03:34:53,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:34:53,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:53,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:53,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:53,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:34:53,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:53,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:53,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:53,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 83 states and 93 transitions. [2023-11-19 03:34:53,547 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 93 transitions. [2023-11-19 03:34:53,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:34:53,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:53,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:53,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:53,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:34:53,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:53,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:54,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:54,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 91 states and 105 transitions. [2023-11-19 03:34:54,595 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2023-11-19 03:34:54,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:34:54,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:54,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:54,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:54,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:34:54,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:54,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:55,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:55,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 95 states and 112 transitions. [2023-11-19 03:34:55,361 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2023-11-19 03:34:55,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:34:55,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:55,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:55,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:34:55,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:55,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:56,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:56,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 99 states and 118 transitions. [2023-11-19 03:34:56,061 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 118 transitions. [2023-11-19 03:34:56,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:34:56,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:56,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:56,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:56,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:34:56,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:56,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:56,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:56,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 100 states and 119 transitions. [2023-11-19 03:34:56,174 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 119 transitions. [2023-11-19 03:34:56,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:34:56,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:56,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:56,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:56,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:56,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:56,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:56,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 103 states and 124 transitions. [2023-11-19 03:34:56,545 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 124 transitions. [2023-11-19 03:34:56,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:34:56,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:56,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:56,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:56,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:56,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:56,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:57,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:57,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 117 states and 145 transitions. [2023-11-19 03:34:57,479 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 145 transitions. [2023-11-19 03:34:57,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:34:57,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:57,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:57,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:57,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:57,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:58,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:58,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 121 states and 152 transitions. [2023-11-19 03:34:58,805 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 152 transitions. [2023-11-19 03:34:58,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:34:58,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:58,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:58,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:58,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:34:58,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:58,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:00,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:00,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 136 states and 175 transitions. [2023-11-19 03:35:00,137 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 175 transitions. [2023-11-19 03:35:00,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:35:00,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:00,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:00,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:00,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:00,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:00,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:01,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:01,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 135 states and 174 transitions. [2023-11-19 03:35:01,221 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 174 transitions. [2023-11-19 03:35:01,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:35:01,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:01,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:01,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:01,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:01,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:02,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:02,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 138 states and 178 transitions. [2023-11-19 03:35:02,263 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 178 transitions. [2023-11-19 03:35:02,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:35:02,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:02,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:02,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:02,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:02,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:02,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:04,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:04,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 146 states and 191 transitions. [2023-11-19 03:35:04,659 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 191 transitions. [2023-11-19 03:35:04,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:35:04,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:04,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:04,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:04,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:04,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:05,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:05,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 150 states and 196 transitions. [2023-11-19 03:35:05,480 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 196 transitions. [2023-11-19 03:35:05,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:35:05,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:05,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:05,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:05,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:05,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:05,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:08,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:08,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 157 states and 207 transitions. [2023-11-19 03:35:08,931 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 207 transitions. [2023-11-19 03:35:08,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:35:08,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:08,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:08,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:08,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:08,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:09,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:09,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:09,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 156 states and 206 transitions. [2023-11-19 03:35:09,056 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 206 transitions. [2023-11-19 03:35:09,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:35:09,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:09,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:09,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:09,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:09,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:09,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:10,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:10,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 164 states and 218 transitions. [2023-11-19 03:35:10,771 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 218 transitions. [2023-11-19 03:35:10,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:35:10,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:10,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:10,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:10,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:10,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:10,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:12,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:12,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 170 states and 225 transitions. [2023-11-19 03:35:12,085 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 225 transitions. [2023-11-19 03:35:12,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:35:12,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:12,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:12,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:12,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:12,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:17,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:17,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 179 states and 238 transitions. [2023-11-19 03:35:17,220 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 238 transitions. [2023-11-19 03:35:17,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:35:17,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:17,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:17,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:17,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:17,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:20,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:20,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 186 states and 248 transitions. [2023-11-19 03:35:20,039 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 248 transitions. [2023-11-19 03:35:20,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:35:20,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:20,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:20,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:20,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:20,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:20,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:26,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:26,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 196 states and 262 transitions. [2023-11-19 03:35:26,212 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 262 transitions. [2023-11-19 03:35:26,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:35:26,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:26,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:26,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:26,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:26,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:26,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:29,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:29,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 204 states and 273 transitions. [2023-11-19 03:35:29,024 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 273 transitions. [2023-11-19 03:35:29,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:35:29,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:29,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:29,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:29,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:29,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:29,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:46,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:46,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 215 states and 288 transitions. [2023-11-19 03:35:46,538 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 288 transitions. [2023-11-19 03:35:46,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:35:46,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:46,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:46,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:46,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:35:46,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:46,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.