./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 59f8de3095dec84b471ea17a2f8054509a628ca6c3fce9f023768548ca2b0891 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:28:39,550 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:28:39,633 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:28:39,638 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:28:39,639 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:28:39,685 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:28:39,687 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:28:39,688 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:28:39,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:28:39,694 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:28:39,695 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:28:39,696 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:28:39,696 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:28:39,698 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:28:39,698 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:28:39,699 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:28:39,699 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:28:39,700 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:28:39,700 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:28:39,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:28:39,701 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:28:39,702 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:28:39,704 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:28:39,704 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:28:39,705 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:28:39,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:28:39,706 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:28:39,706 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:28:39,706 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:28:39,707 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:28:39,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:28:39,709 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:28:39,709 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59f8de3095dec84b471ea17a2f8054509a628ca6c3fce9f023768548ca2b0891 [2023-11-23 20:28:40,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:28:40,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:28:40,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:28:40,095 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:28:40,096 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:28:40,097 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3.c [2023-11-23 20:28:43,107 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:28:43,303 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:28:43,304 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3.c [2023-11-23 20:28:43,316 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC/data/be8951c02/8093bc88f01b48709b5058ebed1bcd3e/FLAG9dc1b0161 [2023-11-23 20:28:43,333 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC/data/be8951c02/8093bc88f01b48709b5058ebed1bcd3e [2023-11-23 20:28:43,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:28:43,343 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:28:43,365 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:28:43,365 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:28:43,372 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:28:43,375 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:28:43" (1/1) ... [2023-11-23 20:28:43,376 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a4ffcb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:43, skipping insertion in model container [2023-11-23 20:28:43,377 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:28:43" (1/1) ... [2023-11-23 20:28:43,396 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:28:43,549 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:28:43,554 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:28:43,569 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:28:43,583 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:28:43,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:43 WrapperNode [2023-11-23 20:28:43,584 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:28:43,586 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:28:43,586 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:28:43,586 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:28:43,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:43" (1/1) ... [2023-11-23 20:28:43,601 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:43" (1/1) ... [2023-11-23 20:28:43,623 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2023-11-23 20:28:43,624 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:28:43,625 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:28:43,625 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:28:43,625 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:28:43,634 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:43" (1/1) ... [2023-11-23 20:28:43,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:43" (1/1) ... [2023-11-23 20:28:43,636 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:43" (1/1) ... [2023-11-23 20:28:43,637 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:43" (1/1) ... [2023-11-23 20:28:43,640 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:43" (1/1) ... [2023-11-23 20:28:43,644 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:43" (1/1) ... [2023-11-23 20:28:43,650 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:43" (1/1) ... [2023-11-23 20:28:43,651 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:43" (1/1) ... [2023-11-23 20:28:43,653 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:28:43,654 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:28:43,654 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:28:43,655 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:28:43,656 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:43" (1/1) ... [2023-11-23 20:28:43,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:28:43,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:28:43,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:28:43,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:28:43,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:28:43,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:28:43,825 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:28:43,828 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:28:43,942 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:28:43,966 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:28:43,966 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:28:43,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:28:43 BoogieIcfgContainer [2023-11-23 20:28:43,968 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:28:43,969 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:28:43,969 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:28:43,980 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:28:43,981 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:28:43" (1/1) ... [2023-11-23 20:28:44,012 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:28:44,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:44,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-23 20:28:44,114 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-23 20:28:44,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:28:44,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:44,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:44,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:44,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:44,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 17 states and 23 transitions. [2023-11-23 20:28:44,347 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 23 transitions. [2023-11-23 20:28:44,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:28:44,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:44,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:44,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:44,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:44,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2023-11-23 20:28:44,573 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2023-11-23 20:28:44,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:28:44,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:44,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:44,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:44,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:44,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:44,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2023-11-23 20:28:44,793 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2023-11-23 20:28:44,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:28:44,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:44,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:44,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:44,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:28:45,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:45,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 52 transitions. [2023-11-23 20:28:45,305 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 52 transitions. [2023-11-23 20:28:45,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:28:45,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:45,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:45,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:45,394 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:45,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:45,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 31 states and 53 transitions. [2023-11-23 20:28:45,464 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 53 transitions. [2023-11-23 20:28:45,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:28:45,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:45,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:45,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:45,516 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:45,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:45,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 35 states and 61 transitions. [2023-11-23 20:28:45,716 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 61 transitions. [2023-11-23 20:28:45,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:28:45,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:45,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:45,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:28:46,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:46,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 83 transitions. [2023-11-23 20:28:46,388 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 83 transitions. [2023-11-23 20:28:46,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:28:46,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:46,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:46,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:46,431 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:28:46,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:46,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 47 states and 89 transitions. [2023-11-23 20:28:46,721 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 89 transitions. [2023-11-23 20:28:46,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:28:46,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:46,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:46,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:46,780 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:28:47,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:47,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 51 states and 98 transitions. [2023-11-23 20:28:47,420 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 98 transitions. [2023-11-23 20:28:47,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:28:47,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:47,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:47,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:47,467 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:28:47,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:47,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 52 states and 99 transitions. [2023-11-23 20:28:47,767 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 99 transitions. [2023-11-23 20:28:47,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:28:47,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:47,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:47,857 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:28:48,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:48,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 64 states and 123 transitions. [2023-11-23 20:28:48,634 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 123 transitions. [2023-11-23 20:28:48,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:28:48,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:48,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:48,674 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:28:48,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:48,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 65 states and 124 transitions. [2023-11-23 20:28:48,979 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 124 transitions. [2023-11-23 20:28:48,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:28:48,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:48,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:49,004 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:28:49,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:49,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 69 states and 130 transitions. [2023-11-23 20:28:49,390 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 130 transitions. [2023-11-23 20:28:49,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:28:49,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:49,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:49,441 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:28:49,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:49,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 70 states and 130 transitions. [2023-11-23 20:28:49,484 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 130 transitions. [2023-11-23 20:28:49,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:28:49,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:49,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:49,504 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:28:49,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:49,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 71 states and 131 transitions. [2023-11-23 20:28:49,726 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 131 transitions. [2023-11-23 20:28:49,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:28:49,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:49,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:49,769 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:28:50,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:50,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 75 states and 139 transitions. [2023-11-23 20:28:50,111 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 139 transitions. [2023-11-23 20:28:50,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:28:50,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:50,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:50,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:50,135 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:28:50,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:50,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 75 states and 138 transitions. [2023-11-23 20:28:50,346 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 138 transitions. [2023-11-23 20:28:50,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:28:50,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:50,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:50,411 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:28:51,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:51,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 83 states and 161 transitions. [2023-11-23 20:28:51,133 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 161 transitions. [2023-11-23 20:28:51,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:28:51,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:51,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:51,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:51,163 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:28:51,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:51,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2023-11-23 20:28:51,379 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2023-11-23 20:28:51,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:28:51,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:51,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:51,419 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:28:51,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:51,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 89 states and 168 transitions. [2023-11-23 20:28:51,836 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 168 transitions. [2023-11-23 20:28:51,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:28:51,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:51,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:51,860 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:28:52,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:52,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 89 states and 167 transitions. [2023-11-23 20:28:52,060 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 167 transitions. [2023-11-23 20:28:52,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:28:52,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:52,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:52,111 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:28:52,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:52,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 89 states and 166 transitions. [2023-11-23 20:28:52,339 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 166 transitions. [2023-11-23 20:28:52,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:28:52,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:52,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:52,370 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:28:52,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:52,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 97 states and 177 transitions. [2023-11-23 20:28:52,962 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 177 transitions. [2023-11-23 20:28:52,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:28:52,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:52,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:52,999 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:28:53,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:53,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 101 states and 182 transitions. [2023-11-23 20:28:53,433 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 182 transitions. [2023-11-23 20:28:53,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:28:53,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:53,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:53,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:53,451 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:28:53,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:53,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 101 states and 178 transitions. [2023-11-23 20:28:53,599 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 178 transitions. [2023-11-23 20:28:53,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:28:53,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:53,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:53,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:53,634 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:28:54,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:54,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 105 states and 185 transitions. [2023-11-23 20:28:54,051 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 185 transitions. [2023-11-23 20:28:54,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:28:54,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:54,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:54,077 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:28:54,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:54,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 109 states and 190 transitions. [2023-11-23 20:28:54,512 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 190 transitions. [2023-11-23 20:28:54,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:28:54,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:54,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:54,670 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:28:57,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:57,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 133 states and 236 transitions. [2023-11-23 20:28:57,355 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 236 transitions. [2023-11-23 20:28:57,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:28:57,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:57,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:57,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:57,385 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 19 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:28:57,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:57,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 133 states and 235 transitions. [2023-11-23 20:28:57,680 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 235 transitions. [2023-11-23 20:28:57,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:28:57,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:57,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:57,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:57,702 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-23 20:28:57,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:57,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 133 states and 234 transitions. [2023-11-23 20:28:57,932 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 234 transitions. [2023-11-23 20:28:57,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:28:57,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:57,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:57,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:57,966 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-23 20:28:58,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:58,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 137 states and 239 transitions. [2023-11-23 20:28:58,533 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 239 transitions. [2023-11-23 20:28:58,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:28:58,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:58,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:58,585 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-23 20:28:59,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:59,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 141 states and 244 transitions. [2023-11-23 20:28:59,182 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 244 transitions. [2023-11-23 20:28:59,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:28:59,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:59,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:59,212 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-23 20:29:00,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:00,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 149 states and 257 transitions. [2023-11-23 20:29:00,301 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 257 transitions. [2023-11-23 20:29:00,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:29:00,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:00,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:00,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:00,332 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:29:00,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:00,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 153 states and 263 transitions. [2023-11-23 20:29:00,992 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 263 transitions. [2023-11-23 20:29:00,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:29:00,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:00,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:01,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:01,055 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-23 20:29:01,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:01,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 153 states and 258 transitions. [2023-11-23 20:29:01,266 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 258 transitions. [2023-11-23 20:29:01,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:29:01,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:01,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:01,304 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-23 20:29:01,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:01,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 157 states and 264 transitions. [2023-11-23 20:29:01,921 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 264 transitions. [2023-11-23 20:29:01,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:29:01,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:01,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:01,976 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-23 20:29:02,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:02,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 161 states and 269 transitions. [2023-11-23 20:29:02,684 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 269 transitions. [2023-11-23 20:29:02,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:29:02,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:02,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:02,756 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-23 20:29:03,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:03,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 165 states and 275 transitions. [2023-11-23 20:29:03,426 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 275 transitions. [2023-11-23 20:29:03,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:29:03,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:03,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:03,480 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-23 20:29:04,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:04,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 169 states and 280 transitions. [2023-11-23 20:29:04,114 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 280 transitions. [2023-11-23 20:29:04,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:29:04,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:04,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:04,142 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-11-23 20:29:04,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:04,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 169 states and 279 transitions. [2023-11-23 20:29:04,496 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 279 transitions. [2023-11-23 20:29:04,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:29:04,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:04,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:04,539 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-23 20:29:05,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:05,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 176 states and 288 transitions. [2023-11-23 20:29:05,516 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 288 transitions. [2023-11-23 20:29:05,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:29:05,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:05,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:05,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:05,547 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-23 20:29:05,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:05,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 176 states and 287 transitions. [2023-11-23 20:29:05,941 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 287 transitions. [2023-11-23 20:29:05,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:29:05,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:05,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:05,985 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2023-11-23 20:29:06,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:06,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 176 states and 286 transitions. [2023-11-23 20:29:06,546 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 286 transitions. [2023-11-23 20:29:06,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:29:06,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:06,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:06,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:06,592 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-23 20:29:07,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:07,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 176 states and 285 transitions. [2023-11-23 20:29:07,062 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 285 transitions. [2023-11-23 20:29:07,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:29:07,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:07,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:07,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:07,092 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-11-23 20:29:07,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:07,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 180 states and 289 transitions. [2023-11-23 20:29:07,852 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 289 transitions. [2023-11-23 20:29:07,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:29:07,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:07,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:07,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:07,905 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-11-23 20:29:08,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:08,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 52 states and 73 transitions. [2023-11-23 20:29:08,728 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 73 transitions. [2023-11-23 20:29:08,729 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 20:29:08,729 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 47 iterations. [2023-11-23 20:29:08,739 INFO L751 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2023-11-23 20:29:09,811 INFO L560 CodeCheckObserver]: Invariant with dag size 31 [2023-11-23 20:29:09,823 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:29:09,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:29:09 ImpRootNode [2023-11-23 20:29:09,824 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:29:09,825 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:29:09,825 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:29:09,825 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:29:09,826 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:28:43" (3/4) ... [2023-11-23 20:29:09,828 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 20:29:09,836 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-23 20:29:09,836 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-23 20:29:09,836 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-23 20:29:09,940 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:29:09,942 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC/witness.yml [2023-11-23 20:29:09,942 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:29:09,943 INFO L158 Benchmark]: Toolchain (without parser) took 26599.46ms. Allocated memory was 134.2MB in the beginning and 325.1MB in the end (delta: 190.8MB). Free memory was 67.9MB in the beginning and 157.6MB in the end (delta: -89.7MB). Peak memory consumption was 104.2MB. Max. memory is 16.1GB. [2023-11-23 20:29:09,946 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 134.2MB. Free memory was 107.9MB in the beginning and 107.9MB in the end (delta: 76.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:29:09,947 INFO L158 Benchmark]: CACSL2BoogieTranslator took 221.35ms. Allocated memory is still 186.6MB. Free memory was 158.3MB in the beginning and 149.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 20:29:09,948 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.30ms. Allocated memory is still 186.6MB. Free memory was 149.0MB in the beginning and 147.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:29:09,948 INFO L158 Benchmark]: Boogie Preprocessor took 28.58ms. Allocated memory is still 186.6MB. Free memory was 147.7MB in the beginning and 146.9MB in the end (delta: 863.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:29:09,949 INFO L158 Benchmark]: RCFGBuilder took 314.22ms. Allocated memory is still 186.6MB. Free memory was 146.9MB in the beginning and 136.4MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:29:09,949 INFO L158 Benchmark]: CodeCheck took 25854.99ms. Allocated memory was 186.6MB in the beginning and 325.1MB in the end (delta: 138.4MB). Free memory was 136.4MB in the beginning and 162.9MB in the end (delta: -26.4MB). Peak memory consumption was 111.5MB. Max. memory is 16.1GB. [2023-11-23 20:29:09,950 INFO L158 Benchmark]: Witness Printer took 117.26ms. Allocated memory is still 325.1MB. Free memory was 161.8MB in the beginning and 157.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:29:09,955 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 1 procedures, 14 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 24.7s, OverallIterations: 47, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7476 SdHoareTripleChecker+Valid, 47.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7074 mSDsluCounter, 1382 SdHoareTripleChecker+Invalid, 39.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1108 mSDsCounter, 7776 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 30728 IncrementalHoareTripleChecker+Invalid, 38504 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7776 mSolverCounterUnsat, 274 mSDtfsCounter, 30728 mSolverCounterSat, 1.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9374 GetRequests, 8337 SyntacticMatches, 651 SemanticMatches, 386 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76056 ImplicationChecksByTransitivity, 19.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1037 NumberOfCodeBlocks, 1037 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 991 ConstructedInterpolants, 0 QuantifiedInterpolants, 2753 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 46 InterpolantComputations, 18 PerfectInterpolantSequences, 1326/1850 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 - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((((((((((((n <= 2147483647) && (m < (j + 1))) && (1 < i)) && (i <= 2147483646)) && (1 <= m)) && (m <= 2147483647)) || ((((((n <= 2147483647) && (0 < i)) && ((j + 1) <= m)) && (0 < j)) && (i <= 1)) && (m <= 2147483647))) || ((((((n <= 2147483647) && ((j + 1) <= m)) && (1 < i)) && (i <= 2147483646)) && (0 < j)) && (m <= 2147483647))) || ((((((n <= 2147483647) && (0 < i)) && (m < (j + 1))) && (1 <= m)) && (i <= 1)) && (m <= 2147483647))) || ((((((n <= 2147483647) && ((j + 1) <= m)) && (0 <= j)) && (0 <= i)) && (m <= 2147483647)) && (j <= 0))) || ((((((n <= 2147483647) && ((j + 1) <= m)) && (i <= 0)) && (0 < j)) && (0 <= i)) && (m <= 2147483647))) || ((((((n <= 2147483647) && (m < (j + 1))) && (i <= 0)) && (1 <= m)) && (0 <= i)) && (m <= 2147483647))) - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 134.2MB. Free memory was 107.9MB in the beginning and 107.9MB in the end (delta: 76.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 221.35ms. Allocated memory is still 186.6MB. Free memory was 158.3MB in the beginning and 149.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.30ms. Allocated memory is still 186.6MB. Free memory was 149.0MB in the beginning and 147.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.58ms. Allocated memory is still 186.6MB. Free memory was 147.7MB in the beginning and 146.9MB in the end (delta: 863.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 314.22ms. Allocated memory is still 186.6MB. Free memory was 146.9MB in the beginning and 136.4MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 25854.99ms. Allocated memory was 186.6MB in the beginning and 325.1MB in the end (delta: 138.4MB). Free memory was 136.4MB in the beginning and 162.9MB in the end (delta: -26.4MB). Peak memory consumption was 111.5MB. Max. memory is 16.1GB. * Witness Printer took 117.26ms. Allocated memory is still 325.1MB. Free memory was 161.8MB in the beginning and 157.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-23 20:29:09,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08a9d261-2f9f-4293-91ca-30b1d36229eb/bin/ukojak-verify-1t5iHCbJaC/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