./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk --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 ef399329f84d2482fbc6cd637d6b986ccb5018221a1a0504f889d0bed5430f95 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:44:20,058 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:44:20,133 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:44:20,138 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:44:20,138 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:44:20,163 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:44:20,164 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:44:20,165 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:44:20,165 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:44:20,166 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:44:20,167 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:44:20,167 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:44:20,168 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:44:20,168 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:44:20,169 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:44:20,169 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:44:20,170 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:44:20,170 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:44:20,171 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:44:20,171 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:44:20,171 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:44:20,172 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:44:20,173 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:44:20,173 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:44:20,174 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:44:20,174 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:44:20,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:44:20,175 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:44:20,176 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:44:20,176 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:44:20,177 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:44:20,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:44:20,178 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_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef399329f84d2482fbc6cd637d6b986ccb5018221a1a0504f889d0bed5430f95 [2024-11-09 00:44:20,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:44:20,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:44:20,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:44:20,461 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:44:20,474 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:44:20,476 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1.c Unable to find full path for "g++" [2024-11-09 00:44:22,529 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:44:22,695 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:44:22,696 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1.c [2024-11-09 00:44:22,706 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk/data/aafbc609f/56921253d2df4b368be7f595c06c079f/FLAGfcc5c816f [2024-11-09 00:44:22,727 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk/data/aafbc609f/56921253d2df4b368be7f595c06c079f [2024-11-09 00:44:22,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:44:22,734 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:44:22,736 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:44:22,736 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:44:22,746 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:44:22,747 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:44:22" (1/1) ... [2024-11-09 00:44:22,749 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73809271 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:22, skipping insertion in model container [2024-11-09 00:44:22,753 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:44:22" (1/1) ... [2024-11-09 00:44:22,771 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:44:22,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:44:22,956 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:44:22,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:44:22,985 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:44:22,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:22 WrapperNode [2024-11-09 00:44:22,986 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:44:22,987 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:44:22,987 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:44:22,988 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:44:22,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:22" (1/1) ... [2024-11-09 00:44:22,999 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:22" (1/1) ... [2024-11-09 00:44:23,015 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 32 [2024-11-09 00:44:23,016 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:44:23,016 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:44:23,016 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:44:23,017 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:44:23,025 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:22" (1/1) ... [2024-11-09 00:44:23,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:22" (1/1) ... [2024-11-09 00:44:23,026 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:22" (1/1) ... [2024-11-09 00:44:23,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:22" (1/1) ... [2024-11-09 00:44:23,028 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:22" (1/1) ... [2024-11-09 00:44:23,032 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:22" (1/1) ... [2024-11-09 00:44:23,033 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:22" (1/1) ... [2024-11-09 00:44:23,034 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:22" (1/1) ... [2024-11-09 00:44:23,035 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:44:23,036 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:44:23,036 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:44:23,036 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:44:23,037 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:22" (1/1) ... [2024-11-09 00:44:23,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:44:23,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:44:23,070 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:44:23,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:44:23,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:44:23,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:44:23,178 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:44:23,180 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:44:23,283 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-09 00:44:23,283 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:44:23,309 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:44:23,309 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:44:23,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:44:23 BoogieIcfgContainer [2024-11-09 00:44:23,310 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:44:23,311 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:44:23,311 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:44:23,321 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:44:23,322 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:44:23" (1/1) ... [2024-11-09 00:44:23,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:44:23,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:23,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-09 00:44:23,389 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-09 00:44:23,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:44:23,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:23,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:23,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:44:23,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:23,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2024-11-09 00:44:23,705 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2024-11-09 00:44:23,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:44:23,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:23,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:23,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:23,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:44:24,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:24,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 39 transitions. [2024-11-09 00:44:24,168 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 39 transitions. [2024-11-09 00:44:24,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:44:24,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:24,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:24,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:44:24,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:24,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2024-11-09 00:44:24,277 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2024-11-09 00:44:24,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:44:24,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:24,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:24,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:24,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:44:24,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:24,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2024-11-09 00:44:24,594 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:44:24,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:44:24,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:24,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:24,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:24,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:44:25,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:25,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 31 states and 51 transitions. [2024-11-09 00:44:25,018 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 51 transitions. [2024-11-09 00:44:25,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:44:25,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:25,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:25,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:25,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:44:25,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:25,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2024-11-09 00:44:25,307 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2024-11-09 00:44:25,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:44:25,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:25,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:25,391 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:44:25,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:25,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2024-11-09 00:44:25,485 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2024-11-09 00:44:25,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:44:25,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:25,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:25,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:25,586 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:44:25,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:25,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 34 states and 55 transitions. [2024-11-09 00:44:25,676 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 55 transitions. [2024-11-09 00:44:25,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:44:25,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:25,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:25,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:44:25,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:25,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2024-11-09 00:44:25,924 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-09 00:44:25,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:44:25,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:25,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:25,989 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:44:26,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:26,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2024-11-09 00:44:26,371 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2024-11-09 00:44:26,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:44:26,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:26,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:26,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:26,464 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:44:26,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:26,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2024-11-09 00:44:26,931 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2024-11-09 00:44:26,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:44:26,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:26,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:26,958 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:44:27,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:27,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 45 states and 72 transitions. [2024-11-09 00:44:27,121 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 72 transitions. [2024-11-09 00:44:27,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:44:27,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:27,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:27,150 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:44:27,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:27,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2024-11-09 00:44:27,384 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2024-11-09 00:44:27,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:44:27,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:27,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:27,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:27,410 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:44:27,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:27,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 52 states and 78 transitions. [2024-11-09 00:44:27,804 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-09 00:44:27,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:44:27,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:27,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:27,940 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:44:28,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:28,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 55 states and 81 transitions. [2024-11-09 00:44:28,281 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2024-11-09 00:44:28,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:44:28,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:28,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:28,337 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:44:28,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:28,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 55 states and 80 transitions. [2024-11-09 00:44:28,516 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2024-11-09 00:44:28,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:44:28,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:28,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:28,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:28,544 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:44:28,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:28,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 58 states and 82 transitions. [2024-11-09 00:44:28,886 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2024-11-09 00:44:28,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 00:44:28,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:28,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:28,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:28,923 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-09 00:44:29,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:29,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 62 states and 87 transitions. [2024-11-09 00:44:29,490 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2024-11-09 00:44:29,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:44:29,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:29,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:29,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:29,525 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-09 00:44:30,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:30,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-09 00:44:30,001 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-09 00:44:30,001 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:44:30,001 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2024-11-09 00:44:30,013 INFO L729 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-11-09 00:44:30,452 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2024-11-09 00:44:30,453 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:44:30,454 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 24) no Hoare annotation was computed. [2024-11-09 00:44:30,454 INFO L77 FloydHoareUtils]: At program point L21-1(lines 21 23) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~n~0#1| 2147483647) (<= |ULTIMATE.start_main_~i~0#1| 2147483646) (<= 0 |ULTIMATE.start_main_~j~0#1|) (< |ULTIMATE.start_main_~j~0#1| (+ |ULTIMATE.start_main_~i~0#1| 1))) [2024-11-09 00:44:30,454 INFO L77 FloydHoareUtils]: At program point L19-1(lines 19 25) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~n~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |ULTIMATE.start_main_~i~0#1| 2147483646)) [2024-11-09 00:44:30,455 INFO L77 FloydHoareUtils]: At program point L21-3(lines 21 23) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~n~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |ULTIMATE.start_main_~i~0#1| 2147483646) (<= 0 |ULTIMATE.start_main_~j~0#1|)) [2024-11-09 00:44:30,455 INFO L77 FloydHoareUtils]: At program point L21-4(lines 21 23) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~n~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |ULTIMATE.start_main_~i~0#1| 2147483646)) [2024-11-09 00:44:30,455 INFO L77 FloydHoareUtils]: At program point L19-3(lines 19 25) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~n~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648))) [2024-11-09 00:44:30,458 INFO L77 FloydHoareUtils]: At program point L19-4(lines 19 25) the Hoare annotation is: true [2024-11-09 00:44:30,458 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:44:30,458 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2024-11-09 00:44:30,459 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 24) no Hoare annotation was computed. [2024-11-09 00:44:30,459 INFO L77 FloydHoareUtils]: At program point L24(line 24) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~n~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |ULTIMATE.start_main_~i~0#1| 2147483646)) [2024-11-09 00:44:30,459 INFO L77 FloydHoareUtils]: At program point L22(line 22) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_main_~n~0#1| 2147483647)) (.cse1 (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648))) (.cse2 (<= |ULTIMATE.start_main_~i~0#1| 2147483646))) (or (and .cse0 .cse1 .cse2 (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~j~0#1| 0)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_main_~j~0#1| 2147483646) (< 1 |ULTIMATE.start_main_~j~0#1|)) (and (<= |ULTIMATE.start_main_~j~0#1| 1) .cse0 .cse1 .cse2 (< 0 |ULTIMATE.start_main_~j~0#1|)))) [2024-11-09 00:44:30,459 INFO L77 FloydHoareUtils]: At program point L22-1(line 22) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_main_~n~0#1| 2147483647)) (.cse1 (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648))) (.cse2 (<= |ULTIMATE.start_main_~i~0#1| 2147483646))) (or (and .cse0 .cse1 .cse2 (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~j~0#1| 0)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_main_~j~0#1| 2147483646) (< 1 |ULTIMATE.start_main_~j~0#1|)) (and (<= |ULTIMATE.start_main_~j~0#1| 1) .cse0 .cse1 .cse2 (< 0 |ULTIMATE.start_main_~j~0#1|)))) [2024-11-09 00:44:30,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:44:30 ImpRootNode [2024-11-09 00:44:30,480 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:44:30,481 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:44:30,481 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:44:30,482 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:44:30,482 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:44:23" (3/4) ... [2024-11-09 00:44:30,485 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:44:30,496 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-09 00:44:30,497 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-09 00:44:30,497 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-09 00:44:30,596 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:44:30,601 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:44:30,601 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:44:30,602 INFO L158 Benchmark]: Toolchain (without parser) took 7867.82ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 111.3MB in the beginning and 61.8MB in the end (delta: 49.5MB). Peak memory consumption was 84.1MB. Max. memory is 16.1GB. [2024-11-09 00:44:30,602 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 113.2MB. Free memory is still 90.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:44:30,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 250.61ms. Allocated memory is still 151.0MB. Free memory was 110.8MB in the beginning and 99.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:44:30,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.68ms. Allocated memory is still 151.0MB. Free memory was 99.7MB in the beginning and 98.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:44:30,603 INFO L158 Benchmark]: Boogie Preprocessor took 18.66ms. Allocated memory is still 151.0MB. Free memory was 98.2MB in the beginning and 97.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:44:30,604 INFO L158 Benchmark]: RCFGBuilder took 274.21ms. Allocated memory is still 151.0MB. Free memory was 97.1MB in the beginning and 87.2MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:44:30,604 INFO L158 Benchmark]: CodeCheck took 7169.87ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 86.6MB in the beginning and 67.1MB in the end (delta: 19.5MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2024-11-09 00:44:30,605 INFO L158 Benchmark]: Witness Printer took 120.17ms. Allocated memory is still 182.5MB. Free memory was 66.0MB in the beginning and 61.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:44:30,607 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, 15 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 6.7s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1083 SdHoareTripleChecker+Valid, 6.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 981 mSDsluCounter, 74 SdHoareTripleChecker+Invalid, 5.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 74 mSDsCounter, 576 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3385 IncrementalHoareTripleChecker+Invalid, 3961 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 576 mSolverCounterUnsat, 0 mSDtfsCounter, 3385 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2045 GetRequests, 1778 SyntacticMatches, 145 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6075 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 225 NumberOfCodeBlocks, 225 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 206 ConstructedInterpolants, 0 QuantifiedInterpolants, 694 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 13 PerfectInterpolantSequences, 83/115 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: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: 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: 21]: Loop Invariant Derived loop invariant: ((((n <= 2147483647) && (0 <= (i + 2147483648))) && (i <= 2147483646)) && (0 <= j)) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: ((n <= 2147483647) && (0 <= (i + 2147483648))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 113.2MB. Free memory is still 90.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 250.61ms. Allocated memory is still 151.0MB. Free memory was 110.8MB in the beginning and 99.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.68ms. Allocated memory is still 151.0MB. Free memory was 99.7MB in the beginning and 98.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.66ms. Allocated memory is still 151.0MB. Free memory was 98.2MB in the beginning and 97.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 274.21ms. Allocated memory is still 151.0MB. Free memory was 97.1MB in the beginning and 87.2MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 7169.87ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 86.6MB in the beginning and 67.1MB in the end (delta: 19.5MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. * Witness Printer took 120.17ms. Allocated memory is still 182.5MB. Free memory was 66.0MB in the beginning and 61.8MB 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! [2024-11-09 00:44:30,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593e94b7-b004-4bb4-bd3a-b7643b59ee1d/bin/ukojak-verify-ImItNfHLgk/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