./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/PodelskiRybalchenko-TACAS2011-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_376fee0a-e65d-47f9-a795-f5c84cf81cc8/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_376fee0a-e65d-47f9-a795-f5c84cf81cc8/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_376fee0a-e65d-47f9-a795-f5c84cf81cc8/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_376fee0a-e65d-47f9-a795-f5c84cf81cc8/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/PodelskiRybalchenko-TACAS2011-Fig1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_376fee0a-e65d-47f9-a795-f5c84cf81cc8/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_376fee0a-e65d-47f9-a795-f5c84cf81cc8/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 5ee8036e2d674497ff23bc3ed2316854be1442f7a1dd6897d55977d8700d5402 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:12:27,780 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:12:27,866 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_376fee0a-e65d-47f9-a795-f5c84cf81cc8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:12:27,872 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:12:27,874 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:12:27,924 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:12:27,928 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:12:27,928 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:12:27,929 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:12:27,929 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:12:27,929 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:12:27,930 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:12:27,931 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:12:27,931 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:12:27,932 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:12:27,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:12:27,935 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:12:27,935 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:12:27,936 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:12:27,936 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:12:27,936 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:12:27,940 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:12:27,940 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:12:27,941 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:12:27,941 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:12:27,944 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:12:27,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:12:27,945 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:12:27,945 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:12:27,945 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:12:27,946 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:12:27,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:12:27,946 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_376fee0a-e65d-47f9-a795-f5c84cf81cc8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_376fee0a-e65d-47f9-a795-f5c84cf81cc8/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ee8036e2d674497ff23bc3ed2316854be1442f7a1dd6897d55977d8700d5402 [2024-11-08 23:12:28,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:12:28,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:12:28,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:12:28,300 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:12:28,301 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:12:28,302 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_376fee0a-e65d-47f9-a795-f5c84cf81cc8/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-crafted-lit/PodelskiRybalchenko-TACAS2011-Fig1.c Unable to find full path for "g++" [2024-11-08 23:12:30,289 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:12:30,500 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:12:30,501 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_376fee0a-e65d-47f9-a795-f5c84cf81cc8/sv-benchmarks/c/termination-crafted-lit/PodelskiRybalchenko-TACAS2011-Fig1.c [2024-11-08 23:12:30,508 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_376fee0a-e65d-47f9-a795-f5c84cf81cc8/bin/ukojak-verify-ImItNfHLgk/data/5fa8d7de6/95d0b9bb03da4c7dab1866ef8dd95cc1/FLAGb6ef5c5e8 [2024-11-08 23:12:30,524 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_376fee0a-e65d-47f9-a795-f5c84cf81cc8/bin/ukojak-verify-ImItNfHLgk/data/5fa8d7de6/95d0b9bb03da4c7dab1866ef8dd95cc1 [2024-11-08 23:12:30,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:12:30,532 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:12:30,550 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:12:30,551 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:12:30,559 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:12:30,559 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:12:30" (1/1) ... [2024-11-08 23:12:30,561 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26ad1f33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:30, skipping insertion in model container [2024-11-08 23:12:30,561 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:12:30" (1/1) ... [2024-11-08 23:12:30,587 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:12:30,784 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:12:30,789 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:12:30,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:12:30,810 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:12:30,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:30 WrapperNode [2024-11-08 23:12:30,811 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:12:30,812 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:12:30,812 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:12:30,812 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:12:30,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:30" (1/1) ... [2024-11-08 23:12:30,824 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:30" (1/1) ... [2024-11-08 23:12:30,839 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 15 [2024-11-08 23:12:30,839 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:12:30,840 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:12:30,840 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:12:30,840 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:12:30,849 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:30" (1/1) ... [2024-11-08 23:12:30,849 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:30" (1/1) ... [2024-11-08 23:12:30,850 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:30" (1/1) ... [2024-11-08 23:12:30,850 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:30" (1/1) ... [2024-11-08 23:12:30,851 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:30" (1/1) ... [2024-11-08 23:12:30,856 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:30" (1/1) ... [2024-11-08 23:12:30,857 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:30" (1/1) ... [2024-11-08 23:12:30,858 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:30" (1/1) ... [2024-11-08 23:12:30,859 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:12:30,859 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:12:30,860 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:12:30,860 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:12:30,861 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:30" (1/1) ... [2024-11-08 23:12:30,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:12:30,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_376fee0a-e65d-47f9-a795-f5c84cf81cc8/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:12:30,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_376fee0a-e65d-47f9-a795-f5c84cf81cc8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:12:30,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_376fee0a-e65d-47f9-a795-f5c84cf81cc8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:12:30,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:12:30,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:12:30,990 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:12:30,993 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:12:31,092 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 23:12:31,093 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:12:31,115 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:12:31,116 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:12:31,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:12:31 BoogieIcfgContainer [2024-11-08 23:12:31,116 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:12:31,117 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:12:31,117 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:12:31,128 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:12:31,129 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:12:31" (1/1) ... [2024-11-08 23:12:31,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:12:31,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:31,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2024-11-08 23:12:31,209 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2024-11-08 23:12:31,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:12:31,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:31,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:31,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:31,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:12:31,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:31,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-11-08 23:12:31,432 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-11-08 23:12:31,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:12:31,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:31,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:31,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:12:31,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:31,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2024-11-08 23:12:31,569 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2024-11-08 23:12:31,569 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:12:31,570 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-08 23:12:31,582 INFO L729 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-11-08 23:12:31,607 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 17) no Hoare annotation was computed. [2024-11-08 23:12:31,608 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:12:31,608 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 17) no Hoare annotation was computed. [2024-11-08 23:12:31,608 INFO L77 FloydHoareUtils]: At program point L17(line 17) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~y~0#1|) (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) [2024-11-08 23:12:31,609 INFO L77 FloydHoareUtils]: At program point L17-1(line 17) the Hoare annotation is: (<= |ULTIMATE.start_main_~y~0#1| 2147483647) [2024-11-08 23:12:31,609 INFO L77 FloydHoareUtils]: At program point L16-1(lines 16 18) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~y~0#1|) (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) [2024-11-08 23:12:31,609 INFO L77 FloydHoareUtils]: At program point L16-3(lines 16 18) the Hoare annotation is: (<= |ULTIMATE.start_main_~y~0#1| 2147483647) [2024-11-08 23:12:31,609 INFO L77 FloydHoareUtils]: At program point L16-4(lines 16 18) the Hoare annotation is: true [2024-11-08 23:12:31,610 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:12:31,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:12:31 ImpRootNode [2024-11-08 23:12:31,623 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:12:31,624 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:12:31,624 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:12:31,624 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:12:31,625 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:12:31" (3/4) ... [2024-11-08 23:12:31,627 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:12:31,635 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-08 23:12:31,636 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 23:12:31,636 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-08 23:12:31,708 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_376fee0a-e65d-47f9-a795-f5c84cf81cc8/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:12:31,708 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_376fee0a-e65d-47f9-a795-f5c84cf81cc8/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:12:31,708 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:12:31,709 INFO L158 Benchmark]: Toolchain (without parser) took 1176.68ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 58.5MB in the beginning and 91.1MB in the end (delta: -32.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:12:31,709 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:12:31,710 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.88ms. Allocated memory is still 146.8MB. Free memory was 117.9MB in the beginning and 107.9MB in the end (delta: 10.0MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2024-11-08 23:12:31,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.66ms. Allocated memory is still 146.8MB. Free memory was 107.9MB in the beginning and 106.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:12:31,711 INFO L158 Benchmark]: Boogie Preprocessor took 18.99ms. Allocated memory is still 146.8MB. Free memory was 106.6MB in the beginning and 105.8MB in the end (delta: 813.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:12:31,712 INFO L158 Benchmark]: RCFGBuilder took 256.82ms. Allocated memory is still 146.8MB. Free memory was 105.8MB in the beginning and 113.3MB in the end (delta: -7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 23:12:31,712 INFO L158 Benchmark]: CodeCheck took 505.80ms. Allocated memory is still 146.8MB. Free memory was 113.3MB in the beginning and 95.3MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:12:31,713 INFO L158 Benchmark]: Witness Printer took 84.54ms. Allocated memory is still 146.8MB. Free memory was 95.3MB in the beginning and 91.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:12:31,716 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, 9 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35 IncrementalHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 6 mSDtfsCounter, 35 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 62 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 19 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: (y <= 2147483647) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.88ms. Allocated memory is still 146.8MB. Free memory was 117.9MB in the beginning and 107.9MB in the end (delta: 10.0MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.66ms. Allocated memory is still 146.8MB. Free memory was 107.9MB in the beginning and 106.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.99ms. Allocated memory is still 146.8MB. Free memory was 106.6MB in the beginning and 105.8MB in the end (delta: 813.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 256.82ms. Allocated memory is still 146.8MB. Free memory was 105.8MB in the beginning and 113.3MB in the end (delta: -7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 505.80ms. Allocated memory is still 146.8MB. Free memory was 113.3MB in the beginning and 95.3MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 84.54ms. Allocated memory is still 146.8MB. Free memory was 95.3MB in the beginning and 91.1MB 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! [2024-11-08 23:12:31,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_376fee0a-e65d-47f9-a795-f5c84cf81cc8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE