./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ecbe5f0ce97488539db604edfadf8e9064f15df8e290f20f11bd6c6bd2401ed2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:43:51,100 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:43:51,185 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:43:51,190 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:43:51,190 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:43:51,212 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:43:51,213 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:43:51,213 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:43:51,214 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:43:51,214 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:43:51,214 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:43:51,214 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:43:51,214 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:43:51,214 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:43:51,214 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:43:51,215 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:43:51,215 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:43:51,215 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:43:51,215 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:43:51,215 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:43:51,215 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:43:51,215 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:43:51,215 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:43:51,215 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:43:51,216 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:43:51,216 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:43:51,220 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:43:51,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:43:51,220 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:43:51,220 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:43:51,220 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:43:51,221 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:43:51,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:43:51,221 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecbe5f0ce97488539db604edfadf8e9064f15df8e290f20f11bd6c6bd2401ed2 [2024-11-25 03:43:51,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:43:51,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:43:51,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:43:51,546 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:43:51,546 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:43:51,549 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c [2024-11-25 03:43:54,634 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3/data/2bdf1acb8/eb64f7d338ea46b59cca83b99e58cdbd/FLAG166cbe5c6 [2024-11-25 03:43:54,955 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:43:54,958 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c [2024-11-25 03:43:54,966 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3/data/2bdf1acb8/eb64f7d338ea46b59cca83b99e58cdbd/FLAG166cbe5c6 [2024-11-25 03:43:55,193 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3/data/2bdf1acb8/eb64f7d338ea46b59cca83b99e58cdbd [2024-11-25 03:43:55,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:43:55,198 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:43:55,200 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:43:55,200 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:43:55,205 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:43:55,206 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:43:55" (1/1) ... [2024-11-25 03:43:55,207 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@571d6156 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:55, skipping insertion in model container [2024-11-25 03:43:55,207 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:43:55" (1/1) ... [2024-11-25 03:43:55,223 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:43:55,408 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c[520,533] [2024-11-25 03:43:55,435 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:43:55,446 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:43:55,459 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c[520,533] [2024-11-25 03:43:55,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:43:55,487 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:43:55,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:55 WrapperNode [2024-11-25 03:43:55,488 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:43:55,489 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:43:55,490 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:43:55,490 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:43:55,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:55" (1/1) ... [2024-11-25 03:43:55,504 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:55" (1/1) ... [2024-11-25 03:43:55,521 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40 [2024-11-25 03:43:55,523 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:43:55,524 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:43:55,524 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:43:55,524 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:43:55,532 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:55" (1/1) ... [2024-11-25 03:43:55,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:55" (1/1) ... [2024-11-25 03:43:55,537 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:55" (1/1) ... [2024-11-25 03:43:55,537 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:55" (1/1) ... [2024-11-25 03:43:55,540 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:55" (1/1) ... [2024-11-25 03:43:55,545 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:55" (1/1) ... [2024-11-25 03:43:55,548 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:55" (1/1) ... [2024-11-25 03:43:55,549 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:55" (1/1) ... [2024-11-25 03:43:55,554 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:55" (1/1) ... [2024-11-25 03:43:55,555 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:43:55,559 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:43:55,560 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:43:55,560 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:43:55,561 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:55" (1/1) ... [2024-11-25 03:43:55,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:43:55,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:43:55,605 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:43:55,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:43:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:43:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:43:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:43:55,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:43:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:43:55,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:43:55,698 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:43:55,700 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:43:55,872 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-25 03:43:55,872 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:43:55,924 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:43:55,924 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 03:43:55,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:43:55 BoogieIcfgContainer [2024-11-25 03:43:55,925 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:43:55,927 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:43:55,927 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:43:55,937 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:43:55,938 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:43:55" (1/1) ... [2024-11-25 03:43:55,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:43:55,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:56,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2024-11-25 03:43:56,002 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2024-11-25 03:43:56,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 03:43:56,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:56,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:56,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:43:56,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:56,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2024-11-25 03:43:56,491 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2024-11-25 03:43:56,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 03:43:56,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:56,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:43:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:56,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 03:43:56,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:43:56,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:43:56,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:56,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 21 states and 37 transitions. [2024-11-25 03:43:56,918 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 37 transitions. [2024-11-25 03:43:56,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 03:43:56,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:56,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:56,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:43:56,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:56,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 03:43:56,971 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:43:57,036 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 03:43:57,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:57,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 23 states and 42 transitions. [2024-11-25 03:43:57,172 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 42 transitions. [2024-11-25 03:43:57,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:43:57,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:57,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:57,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:57,362 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:43:57,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:57,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 25 states and 44 transitions. [2024-11-25 03:43:57,743 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 44 transitions. [2024-11-25 03:43:57,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:43:57,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:57,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:57,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:57,893 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:43:58,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:58,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 46 transitions. [2024-11-25 03:43:58,035 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2024-11-25 03:43:58,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:43:58,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:58,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:58,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:58,159 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-25 03:43:58,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:58,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 49 transitions. [2024-11-25 03:43:58,507 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 49 transitions. [2024-11-25 03:43:58,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:43:58,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:58,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:43:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:58,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 03:43:58,585 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:43:58,823 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-25 03:43:59,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:59,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 53 transitions. [2024-11-25 03:43:59,249 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 53 transitions. [2024-11-25 03:43:59,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 03:43:59,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:59,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:59,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:59,452 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-25 03:43:59,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:59,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 31 states and 52 transitions. [2024-11-25 03:43:59,803 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2024-11-25 03:43:59,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 03:43:59,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:59,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:59,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:43:59,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:59,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 03:43:59,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:43:59,993 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-25 03:44:00,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:00,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 32 states and 56 transitions. [2024-11-25 03:44:00,301 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2024-11-25 03:44:00,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 03:44:00,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:00,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:00,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:00,386 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-25 03:44:00,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:00,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 33 states and 57 transitions. [2024-11-25 03:44:00,550 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 57 transitions. [2024-11-25 03:44:00,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-25 03:44:00,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:00,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:00,644 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-25 03:44:00,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:00,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 30 states and 50 transitions. [2024-11-25 03:44:00,891 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 50 transitions. [2024-11-25 03:44:00,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-25 03:44:00,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:00,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:00,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:00,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:00,950 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 03:44:00,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:01,241 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-25 03:44:01,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:01,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 56 transitions. [2024-11-25 03:44:01,879 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 56 transitions. [2024-11-25 03:44:01,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-25 03:44:01,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:01,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:01,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:01,962 INFO L256 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 03:44:01,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:02,126 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 15 proven. 32 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-11-25 03:44:02,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:02,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 34 states and 60 transitions. [2024-11-25 03:44:02,538 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 60 transitions. [2024-11-25 03:44:02,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-25 03:44:02,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:02,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:02,638 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 41 proven. 7 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-25 03:44:02,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:02,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 61 transitions. [2024-11-25 03:44:02,816 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 61 transitions. [2024-11-25 03:44:02,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-25 03:44:02,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:02,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:02,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:02,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:02,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 03:44:02,911 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:03,487 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 20 proven. 18 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-25 03:44:04,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:04,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 38 states and 67 transitions. [2024-11-25 03:44:04,242 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 67 transitions. [2024-11-25 03:44:04,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-25 03:44:04,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:04,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:04,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:04,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-25 03:44:04,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:04,563 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 21 proven. 52 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-25 03:44:05,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:05,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 39 states and 71 transitions. [2024-11-25 03:44:05,146 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 71 transitions. [2024-11-25 03:44:05,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-25 03:44:05,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:05,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:05,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:05,261 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 59 proven. 7 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2024-11-25 03:44:05,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:05,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 40 states and 72 transitions. [2024-11-25 03:44:05,460 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2024-11-25 03:44:05,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-25 03:44:05,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:05,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:05,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:05,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:05,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-25 03:44:05,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:06,346 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 25 proven. 69 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-25 03:44:07,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:07,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 43 states and 78 transitions. [2024-11-25 03:44:07,351 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 78 transitions. [2024-11-25 03:44:07,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-25 03:44:07,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:07,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:07,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:07,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:07,440 INFO L256 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 03:44:07,443 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:07,597 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 28 proven. 36 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-25 03:44:08,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:08,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 44 states and 82 transitions. [2024-11-25 03:44:08,095 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 82 transitions. [2024-11-25 03:44:08,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-25 03:44:08,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:08,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:08,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:08,204 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2024-11-25 03:44:08,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:08,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 45 states and 83 transitions. [2024-11-25 03:44:08,366 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-25 03:44:08,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-25 03:44:08,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:08,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:08,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:08,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:08,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-25 03:44:08,451 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:09,336 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 31 proven. 96 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-25 03:44:10,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:10,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 48 states and 89 transitions. [2024-11-25 03:44:10,268 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 89 transitions. [2024-11-25 03:44:10,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-25 03:44:10,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:10,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:10,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:10,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 03:44:10,354 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:10,569 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 34 proven. 55 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-25 03:44:11,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:11,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 49 states and 93 transitions. [2024-11-25 03:44:11,008 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 93 transitions. [2024-11-25 03:44:11,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-25 03:44:11,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:11,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:11,142 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 95 proven. 7 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2024-11-25 03:44:11,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:11,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 50 states and 94 transitions. [2024-11-25 03:44:11,328 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 94 transitions. [2024-11-25 03:44:11,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-25 03:44:11,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:11,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:11,428 INFO L256 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-25 03:44:11,431 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:12,572 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 38 proven. 72 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-25 03:44:13,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:13,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 53 states and 100 transitions. [2024-11-25 03:44:13,461 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 100 transitions. [2024-11-25 03:44:13,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-25 03:44:13,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:13,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:13,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:13,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:13,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-25 03:44:13,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:13,762 INFO L134 CoverageAnalysis]: Checked inductivity of 878 backedges. 39 proven. 136 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-25 03:44:14,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:14,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 54 states and 104 transitions. [2024-11-25 03:44:14,402 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 104 transitions. [2024-11-25 03:44:14,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-25 03:44:14,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:14,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:14,574 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 113 proven. 7 refuted. 0 times theorem prover too weak. 846 trivial. 0 not checked. [2024-11-25 03:44:14,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:14,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 55 states and 105 transitions. [2024-11-25 03:44:14,809 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 105 transitions. [2024-11-25 03:44:14,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-25 03:44:14,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:14,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:14,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:14,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:14,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-11-25 03:44:14,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:16,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 43 proven. 162 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-25 03:44:17,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:17,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 58 states and 111 transitions. [2024-11-25 03:44:17,910 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 111 transitions. [2024-11-25 03:44:17,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-25 03:44:17,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:17,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:18,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-25 03:44:18,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:18,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1163 backedges. 45 proven. 172 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-25 03:44:19,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:19,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 59 states and 115 transitions. [2024-11-25 03:44:19,045 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 115 transitions. [2024-11-25 03:44:19,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-25 03:44:19,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:19,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:19,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:19,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 131 proven. 7 refuted. 0 times theorem prover too weak. 1126 trivial. 0 not checked. [2024-11-25 03:44:19,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:19,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 60 states and 116 transitions. [2024-11-25 03:44:19,454 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 116 transitions. [2024-11-25 03:44:19,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-25 03:44:19,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:19,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:19,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:19,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-25 03:44:19,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:21,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 50 proven. 128 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-25 03:44:23,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:23,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 63 states and 122 transitions. [2024-11-25 03:44:23,028 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 122 transitions. [2024-11-25 03:44:23,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-25 03:44:23,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:23,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:23,195 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-25 03:44:23,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:23,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1488 backedges. 52 proven. 136 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-25 03:44:24,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:24,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 64 states and 126 transitions. [2024-11-25 03:44:24,314 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 126 transitions. [2024-11-25 03:44:24,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-25 03:44:24,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:24,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:24,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:24,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1602 backedges. 149 proven. 7 refuted. 0 times theorem prover too weak. 1446 trivial. 0 not checked. [2024-11-25 03:44:24,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:24,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 65 states and 127 transitions. [2024-11-25 03:44:24,784 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 127 transitions. [2024-11-25 03:44:24,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-25 03:44:24,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:24,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:24,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:24,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:24,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-11-25 03:44:24,961 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:27,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1730 backedges. 55 proven. 244 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-25 03:44:28,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:28,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 68 states and 133 transitions. [2024-11-25 03:44:28,897 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2024-11-25 03:44:28,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-25 03:44:28,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:28,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:28,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:29,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-11-25 03:44:29,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:29,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1853 backedges. 57 proven. 256 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-25 03:44:30,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:30,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 69 states and 137 transitions. [2024-11-25 03:44:30,117 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 137 transitions. [2024-11-25 03:44:30,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-25 03:44:30,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:30,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:30,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:30,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 167 proven. 7 refuted. 0 times theorem prover too weak. 1806 trivial. 0 not checked. [2024-11-25 03:44:30,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:30,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 70 states and 138 transitions. [2024-11-25 03:44:30,624 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 138 transitions. [2024-11-25 03:44:30,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-25 03:44:30,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:30,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:30,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:30,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 69 conjuncts are in the unsatisfiable core [2024-11-25 03:44:30,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:32,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2122 backedges. 61 proven. 291 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-25 03:44:39,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:39,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 112 states and 224 transitions. [2024-11-25 03:44:39,707 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 224 transitions. [2024-11-25 03:44:39,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-25 03:44:39,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:39,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:39,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:44:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:39,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-25 03:44:39,857 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:44:41,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2258 backedges. 64 proven. 210 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-25 03:44:43,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:43,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 113 states and 228 transitions. [2024-11-25 03:44:43,660 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 228 transitions. [2024-11-25 03:44:43,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-25 03:44:43,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:43,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:43,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:43,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2398 backedges. 185 proven. 7 refuted. 0 times theorem prover too weak. 2206 trivial. 0 not checked. [2024-11-25 03:44:44,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:44,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 114 states and 229 transitions. [2024-11-25 03:44:44,144 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 229 transitions. [2024-11-25 03:44:44,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-25 03:44:44,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:44,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:44,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:44:46,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2554 backedges. 90 proven. 220 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-25 03:44:48,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:48,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 54 states and 98 transitions. [2024-11-25 03:44:48,940 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2024-11-25 03:44:48,941 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 03:44:48,941 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 40 iterations. [2024-11-25 03:44:48,949 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-25 03:44:50,106 INFO L77 FloydHoareUtils]: At program point L33(lines 30 42) the Hoare annotation is: (not (let ((.cse0 (* 2 |ULTIMATE.start_main_~a~0#1|))) (and (not (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 .cse0) |ULTIMATE.start_main_~s~0#1|)) (= |ULTIMATE.start_main_~t~0#1| (+ 1 .cse0))))) [2024-11-25 03:44:50,106 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 03:44:50,107 INFO L77 FloydHoareUtils]: At program point L31(line 31) the Hoare annotation is: (or (and (not (and (= 9 |ULTIMATE.start_main_~s~0#1|) (= 2 |ULTIMATE.start_main_~a~0#1|))) (not (and (= |ULTIMATE.start_main_~a~0#1| 1) (= |ULTIMATE.start_main_~s~0#1| 4))) (not (and (= |ULTIMATE.start_main_~s~0#1| 121) (= |ULTIMATE.start_main_~a~0#1| 10))) (not (and (= |ULTIMATE.start_main_~s~0#1| 36) (= 5 |ULTIMATE.start_main_~a~0#1|))) (not (and (= |ULTIMATE.start_main_~a~0#1| 8) (= 81 |ULTIMATE.start_main_~s~0#1|))) (not (and (= |ULTIMATE.start_main_~s~0#1| 25) (= |ULTIMATE.start_main_~a~0#1| 4))) (not (and (= 16 |ULTIMATE.start_main_~s~0#1|) (= 3 |ULTIMATE.start_main_~a~0#1|))) (not (and (= 7 |ULTIMATE.start_main_~a~0#1|) (= 64 |ULTIMATE.start_main_~s~0#1|))) (not (and (= |ULTIMATE.start_main_~a~0#1| 0) (= |ULTIMATE.start_main_~s~0#1| 1))) (not (and (= 49 |ULTIMATE.start_main_~s~0#1|) (= 6 |ULTIMATE.start_main_~a~0#1|))) (not (and (= |ULTIMATE.start_main_~s~0#1| 100) (= 9 |ULTIMATE.start_main_~a~0#1|)))) (= |ULTIMATE.start_main_~t~0#1| (+ 1 (* 2 |ULTIMATE.start_main_~a~0#1|)))) [2024-11-25 03:44:50,107 INFO L77 FloydHoareUtils]: At program point L46(line 46) the Hoare annotation is: true [2024-11-25 03:44:50,107 INFO L77 FloydHoareUtils]: At program point L44(line 44) the Hoare annotation is: (not (and (not (= (* |ULTIMATE.start_main_~s~0#1| 4) (+ (* |ULTIMATE.start_main_~t~0#1| |ULTIMATE.start_main_~t~0#1|) (* 2 |ULTIMATE.start_main_~t~0#1|) 1))) (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 (* 2 |ULTIMATE.start_main_~a~0#1|)) |ULTIMATE.start_main_~s~0#1|))) [2024-11-25 03:44:50,107 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 03:44:50,107 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: true [2024-11-25 03:44:50,107 INFO L77 FloydHoareUtils]: At program point L30-2(lines 30 42) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~s~0#1| 1)) (= |ULTIMATE.start_main_~t~0#1| 1) (= |ULTIMATE.start_main_~a~0#1| 0))) [2024-11-25 03:44:50,108 INFO L77 FloydHoareUtils]: At program point L30-3(lines 30 42) the Hoare annotation is: (not (let ((.cse0 (* 2 |ULTIMATE.start_main_~a~0#1|))) (and (not (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 .cse0) |ULTIMATE.start_main_~s~0#1|)) (= |ULTIMATE.start_main_~t~0#1| (+ 1 .cse0))))) [2024-11-25 03:44:50,108 INFO L77 FloydHoareUtils]: At program point L45(line 45) the Hoare annotation is: true [2024-11-25 03:44:50,108 INFO L77 FloydHoareUtils]: At program point L13(lines 13 14) the Hoare annotation is: true [2024-11-25 03:44:50,108 INFO L77 FloydHoareUtils]: At program point L12(lines 12 15) the Hoare annotation is: (not (and (not (= __VERIFIER_assert_~cond 0)) (not (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)))) [2024-11-25 03:44:50,108 INFO L77 FloydHoareUtils]: At program point L12-2(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-25 03:44:50,108 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-25 03:44:50,108 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: true [2024-11-25 03:44:50,108 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 14) the Hoare annotation is: true [2024-11-25 03:44:50,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:44:50 ImpRootNode [2024-11-25 03:44:50,126 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:44:50,127 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:44:50,127 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:44:50,127 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:44:50,128 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:43:55" (3/4) ... [2024-11-25 03:44:50,130 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 03:44:50,133 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-25 03:44:50,137 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-25 03:44:50,137 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-25 03:44:50,137 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 03:44:50,137 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 03:44:50,211 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 03:44:50,211 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 03:44:50,211 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:44:50,212 INFO L158 Benchmark]: Toolchain (without parser) took 55014.58ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 118.8MB in the beginning and 380.0MB in the end (delta: -261.2MB). Peak memory consumption was 110.6MB. Max. memory is 16.1GB. [2024-11-25 03:44:50,213 INFO L158 Benchmark]: CDTParser took 0.74ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:44:50,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.33ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 107.7MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:44:50,213 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.36ms. Allocated memory is still 142.6MB. Free memory was 107.5MB in the beginning and 106.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:44:50,214 INFO L158 Benchmark]: Boogie Preprocessor took 34.74ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.8MB in the end (delta: 548.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:44:50,214 INFO L158 Benchmark]: RCFGBuilder took 365.21ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 93.4MB in the end (delta: 12.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:44:50,214 INFO L158 Benchmark]: CodeCheck took 54199.48ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 93.4MB in the beginning and 384.0MB in the end (delta: -290.5MB). Peak memory consumption was 85.5MB. Max. memory is 16.1GB. [2024-11-25 03:44:50,215 INFO L158 Benchmark]: Witness Printer took 84.97ms. Allocated memory is still 520.1MB. Free memory was 384.0MB in the beginning and 380.0MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:44:50,216 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 16 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 53.0s, OverallIterations: 40, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1282 SdHoareTripleChecker+Valid, 49.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 306 mSDsluCounter, 1081 SdHoareTripleChecker+Invalid, 43.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 214 mSDsCounter, 8877 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17621 IncrementalHoareTripleChecker+Invalid, 26498 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8877 mSolverCounterUnsat, 867 mSDtfsCounter, 17621 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20191 GetRequests, 19190 SyntacticMatches, 663 SemanticMatches, 338 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88398 ImplicationChecksByTransitivity, 39.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 20.1s InterpolantComputationTime, 3457 NumberOfCodeBlocks, 3457 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 3418 ConstructedInterpolants, 0 QuantifiedInterpolants, 9316 SizeOfPredicates, 41 NumberOfNonLiveVariables, 4895 ConjunctsInSsa, 844 ConjunctsInUnsatCore, 39 InterpolantComputations, 3 PerfectInterpolantSequences, 27751/30290 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 14]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: !(((s != 1) && (t == 1)) && (a == 0)) - ProcedureContractResult [Line: 11]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.33ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 107.7MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.36ms. Allocated memory is still 142.6MB. Free memory was 107.5MB in the beginning and 106.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.74ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.8MB in the end (delta: 548.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 365.21ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 93.4MB in the end (delta: 12.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 54199.48ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 93.4MB in the beginning and 384.0MB in the end (delta: -290.5MB). Peak memory consumption was 85.5MB. Max. memory is 16.1GB. * Witness Printer took 84.97ms. Allocated memory is still 520.1MB. Free memory was 384.0MB in the beginning and 380.0MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 03:44:50,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b154480-0b47-45dc-8640-3073933cf5ae/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE