./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_loop-invariants/recursified_linear-inequality-inv-a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_loop-invariants/recursified_linear-inequality-inv-a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fab3df42fb7f885fd39a281a051af0420a7d494ced4f3c2e06236facb6a7ec78 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:26:58,377 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:26:58,435 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 02:26:58,439 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:26:58,440 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:26:58,459 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:26:58,460 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:26:58,460 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:26:58,461 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:26:58,461 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:26:58,461 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:26:58,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:26:58,461 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:26:58,461 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:26:58,462 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:26:58,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:26:58,462 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:26:58,462 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:26:58,462 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:26:58,462 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:26:58,462 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:26:58,462 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:26:58,462 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:26:58,462 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:26:58,462 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:26:58,462 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:26:58,463 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:26:58,463 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:26:58,463 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:26:58,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:26:58,463 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:26:58,463 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:26:58,463 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:26:58,463 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:26:58,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:26:58,463 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fab3df42fb7f885fd39a281a051af0420a7d494ced4f3c2e06236facb6a7ec78 [2024-12-06 02:26:58,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:26:58,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:26:58,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:26:58,704 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:26:58,705 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:26:58,706 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/recursified_loop-invariants/recursified_linear-inequality-inv-a.c [2024-12-06 02:27:01,304 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b/data/806128b48/c0e778085e35445fa26fb28db9919563/FLAG2fc7343dc [2024-12-06 02:27:01,538 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:27:01,539 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/sv-benchmarks/c/recursified_loop-invariants/recursified_linear-inequality-inv-a.c [2024-12-06 02:27:01,546 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b/data/806128b48/c0e778085e35445fa26fb28db9919563/FLAG2fc7343dc [2024-12-06 02:27:01,895 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b/data/806128b48/c0e778085e35445fa26fb28db9919563 [2024-12-06 02:27:01,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:27:01,897 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:27:01,898 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:27:01,898 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:27:01,901 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:27:01,902 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:27:01" (1/1) ... [2024-12-06 02:27:01,902 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b5e4858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:01, skipping insertion in model container [2024-12-06 02:27:01,902 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:27:01" (1/1) ... [2024-12-06 02:27:01,911 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:27:01,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:27:02,005 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:27:02,015 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:27:02,024 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:27:02,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:02 WrapperNode [2024-12-06 02:27:02,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:27:02,026 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:27:02,026 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:27:02,026 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:27:02,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:02" (1/1) ... [2024-12-06 02:27:02,034 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:02" (1/1) ... [2024-12-06 02:27:02,044 INFO L138 Inliner]: procedures = 13, calls = 48, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 79 [2024-12-06 02:27:02,045 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:27:02,045 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:27:02,045 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:27:02,045 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:27:02,050 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:02" (1/1) ... [2024-12-06 02:27:02,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:02" (1/1) ... [2024-12-06 02:27:02,051 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:02" (1/1) ... [2024-12-06 02:27:02,051 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:02" (1/1) ... [2024-12-06 02:27:02,054 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:02" (1/1) ... [2024-12-06 02:27:02,054 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:02" (1/1) ... [2024-12-06 02:27:02,056 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:02" (1/1) ... [2024-12-06 02:27:02,056 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:02" (1/1) ... [2024-12-06 02:27:02,057 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:02" (1/1) ... [2024-12-06 02:27:02,058 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:27:02,059 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:27:02,059 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:27:02,059 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:27:02,059 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:02" (1/1) ... [2024-12-06 02:27:02,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:27:02,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:27:02,080 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:27:02,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:27:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-12-06 02:27:02,099 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-12-06 02:27:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:27:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:27:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:27:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 02:27:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:27:02,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:27:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 02:27:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:27:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_12_to_15_0 [2024-12-06 02:27:02,100 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_12_to_15_0 [2024-12-06 02:27:02,149 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:27:02,150 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:27:02,270 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-12-06 02:27:02,271 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:27:02,282 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:27:02,283 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 02:27:02,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:27:02 BoogieIcfgContainer [2024-12-06 02:27:02,283 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:27:02,283 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:27:02,283 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:27:02,290 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:27:02,290 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:27:02" (1/1) ... [2024-12-06 02:27:02,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:27:02,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:02,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-12-06 02:27:02,329 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-12-06 02:27:02,332 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 02:27:02,332 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2024-12-06 02:27:02,337 INFO L726 CodeCheckObserver]: All specifications hold We were not able to verify any specification because the program does not contain any specification. [2024-12-06 02:27:02,372 INFO L77 FloydHoareUtils]: At program point reach_errorEXIT(lines 14 17) the Hoare annotation is: true [2024-12-06 02:27:02,372 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 14 17) the Hoare annotation is: true [2024-12-06 02:27:02,372 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 02:27:02,372 INFO L77 FloydHoareUtils]: At program point L60(line 60) the Hoare annotation is: true [2024-12-06 02:27:02,372 INFO L77 FloydHoareUtils]: At program point L60-1(line 60) the Hoare annotation is: true [2024-12-06 02:27:02,372 INFO L77 FloydHoareUtils]: At program point L58(lines 58 65) the Hoare annotation is: true [2024-12-06 02:27:02,372 INFO L77 FloydHoareUtils]: At program point L52(line 52) the Hoare annotation is: true [2024-12-06 02:27:02,372 INFO L77 FloydHoareUtils]: At program point L52-1(line 52) the Hoare annotation is: true [2024-12-06 02:27:02,373 INFO L77 FloydHoareUtils]: At program point L50(lines 50 57) the Hoare annotation is: true [2024-12-06 02:27:02,373 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 02:27:02,373 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 36 67) the Hoare annotation is: true [2024-12-06 02:27:02,373 INFO L77 FloydHoareUtils]: At program point L49(line 49) the Hoare annotation is: true [2024-12-06 02:27:02,373 INFO L77 FloydHoareUtils]: At program point L49-1(line 49) the Hoare annotation is: true [2024-12-06 02:27:02,373 INFO L77 FloydHoareUtils]: At program point L39(lines 39 45) the Hoare annotation is: true [2024-12-06 02:27:02,373 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: true [2024-12-06 02:27:02,373 INFO L77 FloydHoareUtils]: At program point func_to_recursive_line_12_to_15_0EXIT(lines 20 34) the Hoare annotation is: true [2024-12-06 02:27:02,373 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 20 34) the Hoare annotation is: true [2024-12-06 02:27:02,373 INFO L77 FloydHoareUtils]: At program point L22(lines 22 33) the Hoare annotation is: true [2024-12-06 02:27:02,373 INFO L77 FloydHoareUtils]: At program point L22-1(lines 20 34) the Hoare annotation is: true [2024-12-06 02:27:02,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:27:02 ImpRootNode [2024-12-06 02:27:02,394 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:27:02,394 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:27:02,394 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:27:02,395 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:27:02,395 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:27:02" (3/4) ... [2024-12-06 02:27:02,397 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 02:27:02,400 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2024-12-06 02:27:02,400 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure func_to_recursive_line_12_to_15_0 [2024-12-06 02:27:02,404 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-12-06 02:27:02,404 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-06 02:27:02,404 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 02:27:02,404 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 02:27:02,465 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:27:02,465 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:27:02,465 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:27:02,466 INFO L158 Benchmark]: Toolchain (without parser) took 568.44ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 79.7MB in the end (delta: 37.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 02:27:02,466 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:27:02,467 INFO L158 Benchmark]: CACSL2BoogieTranslator took 127.00ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 106.6MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:27:02,467 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.03ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 105.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:27:02,467 INFO L158 Benchmark]: Boogie Preprocessor took 12.87ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 104.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:27:02,468 INFO L158 Benchmark]: RCFGBuilder took 224.39ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 91.3MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:27:02,468 INFO L158 Benchmark]: CodeCheck took 110.35ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 84.7MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:27:02,468 INFO L158 Benchmark]: Witness Printer took 71.04ms. Allocated memory is still 142.6MB. Free memory was 84.7MB in the beginning and 79.7MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:27:02,470 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 19 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 127.00ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 106.6MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.03ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 105.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 12.87ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 104.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 224.39ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 91.3MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 110.35ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 84.7MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 71.04ms. Allocated memory is still 142.6MB. Free memory was 84.7MB in the beginning and 79.7MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 02:27:02,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7139dde8-b605-4dd9-b81b-75ab2e972502/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE