./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b --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 240ff53ce4a5324965a3dcaa21fced56af515b108e64af6d36b0fd1ca1a710eb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:34:37,854 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:34:37,908 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 01:34:37,912 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:34:37,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:34:37,931 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:34:37,932 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:34:37,932 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:34:37,933 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:34:37,933 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:34:37,933 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:34:37,933 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:34:37,933 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:34:37,933 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:34:37,933 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:34:37,934 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:34:37,934 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:34:37,934 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:34:37,934 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:34:37,934 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 01:34:37,934 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:34:37,934 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:34:37,934 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:34:37,934 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:34:37,934 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:34:37,934 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:34:37,935 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:34:37,935 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:34:37,935 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:34:37,935 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:34:37,935 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:34:37,935 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:34:37,935 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:34:37,935 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:34:37,936 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:34:37,936 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_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b 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 -> 240ff53ce4a5324965a3dcaa21fced56af515b108e64af6d36b0fd1ca1a710eb [2024-12-06 01:34:38,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:34:38,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:34:38,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:34:38,158 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:34:38,159 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:34:38,160 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c [2024-12-06 01:34:40,819 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b/data/ea964d6c6/8e0d6aac7c304ed1bb1a23515699d579/FLAG514ee48d7 [2024-12-06 01:34:41,008 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:34:41,008 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c [2024-12-06 01:34:41,013 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b/data/ea964d6c6/8e0d6aac7c304ed1bb1a23515699d579/FLAG514ee48d7 [2024-12-06 01:34:41,372 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b/data/ea964d6c6/8e0d6aac7c304ed1bb1a23515699d579 [2024-12-06 01:34:41,374 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:34:41,376 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:34:41,377 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:34:41,377 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:34:41,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:34:41,381 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:34:41" (1/1) ... [2024-12-06 01:34:41,381 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ec7bb90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:41, skipping insertion in model container [2024-12-06 01:34:41,381 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:34:41" (1/1) ... [2024-12-06 01:34:41,391 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:34:41,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:34:41,513 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:34:41,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:34:41,539 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:34:41,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:41 WrapperNode [2024-12-06 01:34:41,539 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:34:41,540 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:34:41,540 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:34:41,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:34:41,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:41" (1/1) ... [2024-12-06 01:34:41,549 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:41" (1/1) ... [2024-12-06 01:34:41,560 INFO L138 Inliner]: procedures = 14, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2024-12-06 01:34:41,560 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:34:41,560 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:34:41,560 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:34:41,561 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:34:41,565 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:41" (1/1) ... [2024-12-06 01:34:41,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:41" (1/1) ... [2024-12-06 01:34:41,567 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:41" (1/1) ... [2024-12-06 01:34:41,567 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:41" (1/1) ... [2024-12-06 01:34:41,569 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:41" (1/1) ... [2024-12-06 01:34:41,570 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:41" (1/1) ... [2024-12-06 01:34:41,573 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:41" (1/1) ... [2024-12-06 01:34:41,573 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:41" (1/1) ... [2024-12-06 01:34:41,574 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:41" (1/1) ... [2024-12-06 01:34:41,575 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:34:41,576 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:34:41,576 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:34:41,576 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:34:41,577 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:41" (1/1) ... [2024-12-06 01:34:41,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:34:41,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:34:41,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:34:41,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:34:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:34:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 01:34:41,623 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 01:34:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:34:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:34:41,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:34:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:34:41,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:34:41,673 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:34:41,675 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:34:41,799 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 01:34:41,799 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:34:41,836 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:34:41,836 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 01:34:41,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:34:41 BoogieIcfgContainer [2024-12-06 01:34:41,837 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:34:41,837 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:34:41,838 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:34:41,844 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:34:41,844 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:34:41" (1/1) ... [2024-12-06 01:34:41,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:34:41,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:41,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-12-06 01:34:41,900 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-12-06 01:34:41,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:34:41,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:41,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:42,129 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 01:34:42,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:42,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 23 states and 29 transitions. [2024-12-06 01:34:42,214 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-12-06 01:34:42,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 01:34:42,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:42,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:42,295 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 01:34:42,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:42,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 30 transitions. [2024-12-06 01:34:42,317 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-12-06 01:34:42,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 01:34:42,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:42,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:42,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:42,485 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 01:34:42,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:42,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 38 transitions. [2024-12-06 01:34:42,623 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2024-12-06 01:34:42,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 01:34:42,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:42,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:42,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:42,747 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 01:34:42,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:42,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 46 transitions. [2024-12-06 01:34:42,988 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 46 transitions. [2024-12-06 01:34:42,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 01:34:42,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:42,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:43,143 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 01:34:43,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:43,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 29 states and 36 transitions. [2024-12-06 01:34:43,267 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2024-12-06 01:34:43,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 01:34:43,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:43,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:43,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:43,412 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 01:34:43,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:43,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 35 states and 45 transitions. [2024-12-06 01:34:43,650 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2024-12-06 01:34:43,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 01:34:43,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:43,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:43,840 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 01:34:44,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:44,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 41 states and 54 transitions. [2024-12-06 01:34:44,101 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2024-12-06 01:34:44,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 01:34:44,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:44,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:44,331 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-06 01:34:44,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:44,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 47 states and 63 transitions. [2024-12-06 01:34:44,626 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 63 transitions. [2024-12-06 01:34:44,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-06 01:34:44,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:44,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:44,894 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 01:34:45,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:45,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 53 states and 72 transitions. [2024-12-06 01:34:45,222 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2024-12-06 01:34:45,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-12-06 01:34:45,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:45,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:45,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:45,494 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-12-06 01:34:45,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:45,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 59 states and 81 transitions. [2024-12-06 01:34:45,858 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2024-12-06 01:34:45,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 01:34:45,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:45,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:45,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:46,279 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-12-06 01:34:46,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:46,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 65 states and 90 transitions. [2024-12-06 01:34:46,711 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2024-12-06 01:34:46,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-12-06 01:34:46,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:46,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:47,203 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 192 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-06 01:34:47,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:47,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 71 states and 99 transitions. [2024-12-06 01:34:47,653 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2024-12-06 01:34:47,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-06 01:34:47,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:47,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:47,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:48,051 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 0 proven. 243 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-06 01:34:48,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:48,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 77 states and 108 transitions. [2024-12-06 01:34:48,493 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2024-12-06 01:34:48,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-12-06 01:34:48,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:48,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:48,839 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-12-06 01:34:49,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:49,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 83 states and 117 transitions. [2024-12-06 01:34:49,297 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2024-12-06 01:34:49,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-12-06 01:34:49,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:49,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:49,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:49,719 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 0 proven. 363 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-12-06 01:34:50,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:50,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 89 states and 126 transitions. [2024-12-06 01:34:50,160 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 126 transitions. [2024-12-06 01:34:50,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-06 01:34:50,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:50,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:50,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:50,554 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 432 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-12-06 01:34:51,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:51,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 95 states and 135 transitions. [2024-12-06 01:34:51,048 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 135 transitions. [2024-12-06 01:34:51,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-12-06 01:34:51,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:51,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:51,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:51,574 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 507 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-12-06 01:34:52,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:52,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 101 states and 144 transitions. [2024-12-06 01:34:52,105 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2024-12-06 01:34:52,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-12-06 01:34:52,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:52,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:52,795 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 0 proven. 588 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-12-06 01:34:53,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:53,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 107 states and 153 transitions. [2024-12-06 01:34:53,332 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 153 transitions. [2024-12-06 01:34:53,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-12-06 01:34:53,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:53,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:53,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:53,806 INFO L134 CoverageAnalysis]: Checked inductivity of 897 backedges. 0 proven. 675 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2024-12-06 01:34:54,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:54,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 113 states and 162 transitions. [2024-12-06 01:34:54,390 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 162 transitions. [2024-12-06 01:34:54,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-06 01:34:54,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:54,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:54,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 768 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-12-06 01:34:55,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:55,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 119 states and 171 transitions. [2024-12-06 01:34:55,469 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 171 transitions. [2024-12-06 01:34:55,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-12-06 01:34:55,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:55,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:55,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:56,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1151 backedges. 0 proven. 867 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2024-12-06 01:34:56,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:56,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 125 states and 180 transitions. [2024-12-06 01:34:56,739 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 180 transitions. [2024-12-06 01:34:56,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-06 01:34:56,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:56,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:57,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 0 proven. 972 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2024-12-06 01:34:58,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:58,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 131 states and 189 transitions. [2024-12-06 01:34:58,134 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2024-12-06 01:34:58,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-12-06 01:34:58,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:58,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:58,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:58,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1437 backedges. 0 proven. 1083 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2024-12-06 01:34:59,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:59,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 137 states and 198 transitions. [2024-12-06 01:34:59,433 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2024-12-06 01:34:59,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-12-06 01:34:59,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:59,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:34:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:00,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1592 backedges. 0 proven. 1200 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-12-06 01:35:00,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:00,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 143 states and 207 transitions. [2024-12-06 01:35:00,837 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 207 transitions. [2024-12-06 01:35:00,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-12-06 01:35:00,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:00,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:01,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 0 proven. 1323 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2024-12-06 01:35:02,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:02,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 149 states and 216 transitions. [2024-12-06 01:35:02,274 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 216 transitions. [2024-12-06 01:35:02,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-12-06 01:35:02,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:02,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:03,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1926 backedges. 0 proven. 1452 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2024-12-06 01:35:04,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:04,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 155 states and 225 transitions. [2024-12-06 01:35:04,033 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 225 transitions. [2024-12-06 01:35:04,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-12-06 01:35:04,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:04,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:04,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:04,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2105 backedges. 0 proven. 1587 refuted. 0 times theorem prover too weak. 518 trivial. 0 not checked. [2024-12-06 01:35:05,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:05,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 161 states and 234 transitions. [2024-12-06 01:35:05,786 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 234 transitions. [2024-12-06 01:35:05,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-12-06 01:35:05,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:05,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:05,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:06,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2292 backedges. 0 proven. 1728 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2024-12-06 01:35:07,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:07,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 167 states and 243 transitions. [2024-12-06 01:35:07,572 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 243 transitions. [2024-12-06 01:35:07,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-12-06 01:35:07,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:07,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:07,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:08,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2487 backedges. 0 proven. 1875 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-12-06 01:35:09,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:09,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 173 states and 252 transitions. [2024-12-06 01:35:09,449 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 252 transitions. [2024-12-06 01:35:09,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-12-06 01:35:09,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:09,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:09,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:10,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2690 backedges. 0 proven. 2028 refuted. 0 times theorem prover too weak. 662 trivial. 0 not checked. [2024-12-06 01:35:11,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:11,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 179 states and 261 transitions. [2024-12-06 01:35:11,512 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 261 transitions. [2024-12-06 01:35:11,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2024-12-06 01:35:11,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:11,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:11,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:12,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2901 backedges. 0 proven. 2187 refuted. 0 times theorem prover too weak. 714 trivial. 0 not checked. [2024-12-06 01:35:13,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:13,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 185 states and 270 transitions. [2024-12-06 01:35:13,555 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 270 transitions. [2024-12-06 01:35:13,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-12-06 01:35:13,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:13,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:13,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:14,740 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 768 trivial. 0 not checked. [2024-12-06 01:35:15,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:15,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 191 states and 279 transitions. [2024-12-06 01:35:15,664 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 279 transitions. [2024-12-06 01:35:15,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-12-06 01:35:15,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:15,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:17,038 INFO L134 CoverageAnalysis]: Checked inductivity of 3347 backedges. 0 proven. 2523 refuted. 0 times theorem prover too weak. 824 trivial. 0 not checked. [2024-12-06 01:35:17,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:17,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 197 states and 288 transitions. [2024-12-06 01:35:17,986 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 288 transitions. [2024-12-06 01:35:17,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-12-06 01:35:17,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:17,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:18,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:19,336 INFO L134 CoverageAnalysis]: Checked inductivity of 3582 backedges. 0 proven. 2700 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-12-06 01:35:20,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:20,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 203 states and 297 transitions. [2024-12-06 01:35:20,395 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 297 transitions. [2024-12-06 01:35:20,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2024-12-06 01:35:20,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:20,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:21,835 INFO L134 CoverageAnalysis]: Checked inductivity of 3825 backedges. 0 proven. 2883 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2024-12-06 01:35:22,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:22,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 209 states and 306 transitions. [2024-12-06 01:35:22,866 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 306 transitions. [2024-12-06 01:35:22,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-12-06 01:35:22,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:22,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:22,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:24,356 INFO L134 CoverageAnalysis]: Checked inductivity of 4076 backedges. 0 proven. 3072 refuted. 0 times theorem prover too weak. 1004 trivial. 0 not checked. [2024-12-06 01:35:25,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:25,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 215 states and 315 transitions. [2024-12-06 01:35:25,427 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 315 transitions. [2024-12-06 01:35:25,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-12-06 01:35:25,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:25,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:27,153 INFO L134 CoverageAnalysis]: Checked inductivity of 4335 backedges. 0 proven. 3267 refuted. 0 times theorem prover too weak. 1068 trivial. 0 not checked. [2024-12-06 01:35:28,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:28,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 221 states and 324 transitions. [2024-12-06 01:35:28,304 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2024-12-06 01:35:28,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2024-12-06 01:35:28,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:28,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:28,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:29,997 INFO L134 CoverageAnalysis]: Checked inductivity of 4602 backedges. 0 proven. 3468 refuted. 0 times theorem prover too weak. 1134 trivial. 0 not checked. [2024-12-06 01:35:31,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:31,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 227 states and 333 transitions. [2024-12-06 01:35:31,101 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 333 transitions. [2024-12-06 01:35:31,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2024-12-06 01:35:31,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:31,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:32,851 INFO L134 CoverageAnalysis]: Checked inductivity of 4877 backedges. 0 proven. 3675 refuted. 0 times theorem prover too weak. 1202 trivial. 0 not checked. [2024-12-06 01:35:34,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:34,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 233 states and 342 transitions. [2024-12-06 01:35:34,021 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 342 transitions. [2024-12-06 01:35:34,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2024-12-06 01:35:34,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:34,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:36,069 INFO L134 CoverageAnalysis]: Checked inductivity of 5160 backedges. 0 proven. 3888 refuted. 0 times theorem prover too weak. 1272 trivial. 0 not checked. [2024-12-06 01:35:37,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:37,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 239 states and 351 transitions. [2024-12-06 01:35:37,241 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 351 transitions. [2024-12-06 01:35:37,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2024-12-06 01:35:37,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:37,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:39,232 INFO L134 CoverageAnalysis]: Checked inductivity of 5451 backedges. 0 proven. 4107 refuted. 0 times theorem prover too weak. 1344 trivial. 0 not checked. [2024-12-06 01:35:40,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:40,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 245 states and 360 transitions. [2024-12-06 01:35:40,502 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 360 transitions. [2024-12-06 01:35:40,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2024-12-06 01:35:40,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:40,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:40,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:42,625 INFO L134 CoverageAnalysis]: Checked inductivity of 5750 backedges. 0 proven. 4332 refuted. 0 times theorem prover too weak. 1418 trivial. 0 not checked. [2024-12-06 01:35:43,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:43,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 251 states and 369 transitions. [2024-12-06 01:35:43,879 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 369 transitions. [2024-12-06 01:35:43,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2024-12-06 01:35:43,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:43,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:46,107 INFO L134 CoverageAnalysis]: Checked inductivity of 6057 backedges. 0 proven. 4563 refuted. 0 times theorem prover too weak. 1494 trivial. 0 not checked. [2024-12-06 01:35:47,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:47,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 257 states and 378 transitions. [2024-12-06 01:35:47,403 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 378 transitions. [2024-12-06 01:35:47,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2024-12-06 01:35:47,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:47,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:49,890 INFO L134 CoverageAnalysis]: Checked inductivity of 6372 backedges. 0 proven. 4800 refuted. 0 times theorem prover too weak. 1572 trivial. 0 not checked. [2024-12-06 01:35:51,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:51,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 263 states and 387 transitions. [2024-12-06 01:35:51,186 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 387 transitions. [2024-12-06 01:35:51,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2024-12-06 01:35:51,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:51,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:51,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:53,656 INFO L134 CoverageAnalysis]: Checked inductivity of 6695 backedges. 0 proven. 5043 refuted. 0 times theorem prover too weak. 1652 trivial. 0 not checked. [2024-12-06 01:35:54,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:54,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 269 states and 396 transitions. [2024-12-06 01:35:54,966 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 396 transitions. [2024-12-06 01:35:54,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2024-12-06 01:35:54,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:54,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:55,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:57,516 INFO L134 CoverageAnalysis]: Checked inductivity of 7026 backedges. 0 proven. 5292 refuted. 0 times theorem prover too weak. 1734 trivial. 0 not checked. [2024-12-06 01:35:58,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:58,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 275 states and 405 transitions. [2024-12-06 01:35:58,861 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 405 transitions. [2024-12-06 01:35:58,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2024-12-06 01:35:58,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:58,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:35:58,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:36:01,501 INFO L134 CoverageAnalysis]: Checked inductivity of 7365 backedges. 0 proven. 5547 refuted. 0 times theorem prover too weak. 1818 trivial. 0 not checked. [2024-12-06 01:36:02,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:36:02,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 281 states and 414 transitions. [2024-12-06 01:36:02,893 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 414 transitions. [2024-12-06 01:36:02,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2024-12-06 01:36:02,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:36:02,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:36:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:36:05,643 INFO L134 CoverageAnalysis]: Checked inductivity of 7712 backedges. 0 proven. 5808 refuted. 0 times theorem prover too weak. 1904 trivial. 0 not checked. [2024-12-06 01:36:07,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:36:07,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 287 states and 423 transitions. [2024-12-06 01:36:07,020 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 423 transitions. [2024-12-06 01:36:07,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2024-12-06 01:36:07,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:36:07,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:36:07,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:36:09,923 INFO L134 CoverageAnalysis]: Checked inductivity of 8067 backedges. 0 proven. 6075 refuted. 0 times theorem prover too weak. 1992 trivial. 0 not checked. [2024-12-06 01:36:11,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:36:11,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 293 states and 432 transitions. [2024-12-06 01:36:11,423 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 432 transitions. [2024-12-06 01:36:11,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2024-12-06 01:36:11,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:36:11,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:36:11,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:36:14,497 INFO L134 CoverageAnalysis]: Checked inductivity of 8430 backedges. 0 proven. 6348 refuted. 0 times theorem prover too weak. 2082 trivial. 0 not checked. [2024-12-06 01:36:16,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:36:16,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 299 states and 441 transitions. [2024-12-06 01:36:16,094 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 441 transitions. [2024-12-06 01:36:16,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2024-12-06 01:36:16,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:36:16,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:36:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:36:19,318 INFO L134 CoverageAnalysis]: Checked inductivity of 8801 backedges. 0 proven. 6627 refuted. 0 times theorem prover too weak. 2174 trivial. 0 not checked. [2024-12-06 01:36:20,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:36:20,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 305 states and 450 transitions. [2024-12-06 01:36:20,940 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 450 transitions. [2024-12-06 01:36:20,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2024-12-06 01:36:20,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:36:20,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:36:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:36:24,519 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 6912 refuted. 0 times theorem prover too weak. 2268 trivial. 0 not checked. [2024-12-06 01:36:26,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:36:26,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 311 states and 459 transitions. [2024-12-06 01:36:26,188 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 459 transitions. [2024-12-06 01:36:26,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2024-12-06 01:36:26,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:36:26,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:36:26,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:36:29,630 INFO L134 CoverageAnalysis]: Checked inductivity of 9567 backedges. 0 proven. 7203 refuted. 0 times theorem prover too weak. 2364 trivial. 0 not checked. [2024-12-06 01:36:31,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:36:31,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 317 states and 468 transitions. [2024-12-06 01:36:31,200 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 468 transitions. [2024-12-06 01:36:31,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2024-12-06 01:36:31,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:36:31,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:36:31,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:36:34,816 INFO L134 CoverageAnalysis]: Checked inductivity of 9962 backedges. 0 proven. 7500 refuted. 0 times theorem prover too weak. 2462 trivial. 0 not checked. [2024-12-06 01:36:36,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:36:36,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 323 states and 477 transitions. [2024-12-06 01:36:36,462 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 477 transitions. [2024-12-06 01:36:36,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2024-12-06 01:36:36,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:36:36,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:36:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:36:48,027 INFO L134 CoverageAnalysis]: Checked inductivity of 10365 backedges. 7554 proven. 249 refuted. 0 times theorem prover too weak. 2562 trivial. 0 not checked. [2024-12-06 01:36:48,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:36:48,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 317 states and 468 transitions. [2024-12-06 01:36:48,756 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 468 transitions. [2024-12-06 01:36:48,757 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 01:36:48,757 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 56 iterations. [2024-12-06 01:36:48,763 INFO L726 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-12-06 01:36:49,308 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) the Hoare annotation is: true [2024-12-06 01:36:49,308 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 01:36:49,308 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: true [2024-12-06 01:36:49,309 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: (= ~counter~0 0) [2024-12-06 01:36:49,309 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: true [2024-12-06 01:36:49,309 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 01:36:49,309 INFO L77 FloydHoareUtils]: At program point L42-2(lines 36 49) the Hoare annotation is: true [2024-12-06 01:36:49,309 INFO L77 FloydHoareUtils]: At program point L36-1(line 36) the Hoare annotation is: true [2024-12-06 01:36:49,309 INFO L77 FloydHoareUtils]: At program point L36-2(line 36) the Hoare annotation is: true [2024-12-06 01:36:49,309 INFO L77 FloydHoareUtils]: At program point L36-3(lines 36 49) the Hoare annotation is: (or (<= ~counter~0 1) (< 49 |ULTIMATE.start_main_#t~post6#1|) (and (not (= |ULTIMATE.start_main_#t~post6#1| 0)) (<= ~counter~0 50))) [2024-12-06 01:36:49,309 INFO L77 FloydHoareUtils]: At program point L36-4(lines 36 49) the Hoare annotation is: (<= ~counter~0 50) [2024-12-06 01:36:49,309 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) the Hoare annotation is: true [2024-12-06 01:36:49,309 INFO L77 FloydHoareUtils]: At program point L36-6(lines 36 49) the Hoare annotation is: true [2024-12-06 01:36:49,309 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: true [2024-12-06 01:36:49,309 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: true [2024-12-06 01:36:49,309 INFO L77 FloydHoareUtils]: At program point L51(line 51) the Hoare annotation is: true [2024-12-06 01:36:49,309 INFO L77 FloydHoareUtils]: At program point L37(lines 36 49) the Hoare annotation is: true [2024-12-06 01:36:49,310 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 8 10) the Hoare annotation is: true [2024-12-06 01:36:49,310 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 8 10) the Hoare annotation is: true [2024-12-06 01:36:49,310 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: true [2024-12-06 01:36:49,310 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: true [2024-12-06 01:36:49,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:36:49 ImpRootNode [2024-12-06 01:36:49,320 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:36:49,320 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:36:49,320 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:36:49,320 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:36:49,321 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:34:41" (3/4) ... [2024-12-06 01:36:49,322 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 01:36:49,325 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-06 01:36:49,325 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-06 01:36:49,327 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2024-12-06 01:36:49,327 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-12-06 01:36:49,327 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 01:36:49,327 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 01:36:49,327 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 01:36:49,381 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 01:36:49,381 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 01:36:49,381 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:36:49,382 INFO L158 Benchmark]: Toolchain (without parser) took 128006.38ms. Allocated memory was 142.6MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 117.7MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 119.3MB. Max. memory is 16.1GB. [2024-12-06 01:36:49,382 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:36:49,383 INFO L158 Benchmark]: CACSL2BoogieTranslator took 163.05ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 106.4MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:36:49,383 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.97ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:36:49,383 INFO L158 Benchmark]: Boogie Preprocessor took 15.10ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 104.5MB in the end (delta: 771.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:36:49,383 INFO L158 Benchmark]: RCFGBuilder took 260.58ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 90.8MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:36:49,384 INFO L158 Benchmark]: CodeCheck took 127482.44ms. Allocated memory was 142.6MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 90.6MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 94.2MB. Max. memory is 16.1GB. [2024-12-06 01:36:49,384 INFO L158 Benchmark]: Witness Printer took 61.11ms. Allocated memory is still 2.2GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:36:49,386 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 3 procedures, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 126.9s, OverallIterations: 56, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11018 SdHoareTripleChecker+Valid, 43.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8748 mSDsluCounter, 9916 SdHoareTripleChecker+Invalid, 36.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2868 mSDsCounter, 9924 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 41500 IncrementalHoareTripleChecker+Invalid, 51424 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9924 mSolverCounterUnsat, 7048 mSDtfsCounter, 41500 mSolverCounterSat, 0.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 78884 GetRequests, 70497 SyntacticMatches, 7761 SemanticMatches, 626 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245858 ImplicationChecksByTransitivity, 59.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 78.7s InterpolantComputationTime, 11564 NumberOfCodeBlocks, 11564 NumberOfCodeBlocksAsserted, 55 NumberOfCheckSat, 11509 ConstructedInterpolants, 0 QuantifiedInterpolants, 28533 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 55 InterpolantComputations, 2 PerfectInterpolantSequences, 52420/181452 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: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - ProcedureContractResult [Line: 8]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (counter == \old(counter)) - ProcedureContractResult [Line: 11]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: (counter == \old(counter)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 163.05ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 106.4MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.97ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.10ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 104.5MB in the end (delta: 771.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 260.58ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 90.8MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 127482.44ms. Allocated memory was 142.6MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 90.6MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 94.2MB. Max. memory is 16.1GB. * Witness Printer took 61.11ms. Allocated memory is still 2.2GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 01:36:49,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f40fe72-98cb-4a40-8539-9e6c5e179e8e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE