./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_21_bad.i --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_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/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_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/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_d1faff81-9932-4d55-97ae-265b0f5fa88a/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 94fbd449408532c191f876eb4a345a7b7a162c038d00caa414248a74ed9ff2c9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:47:21,852 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:47:21,968 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:47:21,976 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:47:21,977 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:47:22,006 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:47:22,008 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:47:22,009 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:47:22,010 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:47:22,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:47:22,011 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:47:22,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:47:22,012 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:47:22,012 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:47:22,013 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:47:22,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:47:22,014 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:47:22,014 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:47:22,015 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:47:22,015 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:47:22,015 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:47:22,016 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:47:22,016 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:47:22,017 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:47:22,017 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:47:22,017 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:47:22,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:47:22,018 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:47:22,018 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:47:22,019 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:47:22,023 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:47:22,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:47:22,024 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_d1faff81-9932-4d55-97ae-265b0f5fa88a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94fbd449408532c191f876eb4a345a7b7a162c038d00caa414248a74ed9ff2c9 [2024-11-09 00:47:22,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:47:22,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:47:22,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:47:22,403 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:47:22,404 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:47:22,405 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_21_bad.i Unable to find full path for "g++" [2024-11-09 00:47:24,487 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:47:24,862 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:47:24,863 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_21_bad.i [2024-11-09 00:47:24,902 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/data/35e758562/cad4af1f15ae48a8925910c11ba1543d/FLAG010472f11 [2024-11-09 00:47:25,074 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/data/35e758562/cad4af1f15ae48a8925910c11ba1543d [2024-11-09 00:47:25,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:47:25,079 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:47:25,082 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:47:25,082 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:47:25,088 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:47:25,089 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:47:25" (1/1) ... [2024-11-09 00:47:25,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@462c2bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:25, skipping insertion in model container [2024-11-09 00:47:25,092 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:47:25" (1/1) ... [2024-11-09 00:47:25,204 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:47:27,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:47:27,070 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:47:27,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:47:27,556 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:47:27,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:27 WrapperNode [2024-11-09 00:47:27,557 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:47:27,562 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:47:27,562 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:47:27,562 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:47:27,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:27" (1/1) ... [2024-11-09 00:47:27,611 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:27" (1/1) ... [2024-11-09 00:47:27,638 INFO L138 Inliner]: procedures = 937, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 69 [2024-11-09 00:47:27,638 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:47:27,639 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:47:27,639 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:47:27,639 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:47:27,650 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:27" (1/1) ... [2024-11-09 00:47:27,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:27" (1/1) ... [2024-11-09 00:47:27,654 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:27" (1/1) ... [2024-11-09 00:47:27,655 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:27" (1/1) ... [2024-11-09 00:47:27,662 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:27" (1/1) ... [2024-11-09 00:47:27,665 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:27" (1/1) ... [2024-11-09 00:47:27,666 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:27" (1/1) ... [2024-11-09 00:47:27,668 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:27" (1/1) ... [2024-11-09 00:47:27,670 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:47:27,671 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:47:27,672 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:47:27,672 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:47:27,673 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:27" (1/1) ... [2024-11-09 00:47:27,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:47:27,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:47:27,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:47:27,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:47:27,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:47:27,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:47:27,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:47:27,750 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:47:27,750 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:47:27,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:47:27,967 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:47:27,969 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:47:28,121 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-09 00:47:28,122 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:47:28,158 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:47:28,159 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:47:28,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:47:28 BoogieIcfgContainer [2024-11-09 00:47:28,159 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:47:28,164 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:47:28,164 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:47:28,174 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:47:28,174 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:47:28" (1/1) ... [2024-11-09 00:47:28,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:47:28,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:47:28,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2024-11-09 00:47:28,248 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-09 00:47:28,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:47:28,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:47:28,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:47:28,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:47:28,565 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 00:47:28,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:47:28,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2024-11-09 00:47:28,599 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-11-09 00:47:28,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:47:28,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:47:28,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:47:28,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:47:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:47:28,758 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:47:28,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:47:28,801 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:47:28,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:47:28 ImpRootNode [2024-11-09 00:47:28,831 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:47:28,832 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:47:28,832 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:47:28,836 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:47:28,837 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:47:28" (3/4) ... [2024-11-09 00:47:28,840 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:47:28,841 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:47:28,842 INFO L158 Benchmark]: Toolchain (without parser) took 3762.88ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 119.1MB in the beginning and 101.8MB in the end (delta: 17.3MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2024-11-09 00:47:28,844 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:47:28,845 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2475.28ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 119.1MB in the beginning and 150.9MB in the end (delta: -31.8MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. [2024-11-09 00:47:28,846 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.58ms. Allocated memory is still 192.9MB. Free memory was 150.9MB in the beginning and 146.9MB in the end (delta: 4.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:47:28,847 INFO L158 Benchmark]: Boogie Preprocessor took 31.46ms. Allocated memory is still 192.9MB. Free memory was 146.9MB in the beginning and 144.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:47:28,848 INFO L158 Benchmark]: RCFGBuilder took 488.06ms. Allocated memory is still 192.9MB. Free memory was 144.8MB in the beginning and 129.1MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:47:28,849 INFO L158 Benchmark]: CodeCheck took 667.12ms. Allocated memory is still 192.9MB. Free memory was 129.1MB in the beginning and 101.8MB in the end (delta: 27.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-09 00:47:28,850 INFO L158 Benchmark]: Witness Printer took 9.31ms. Allocated memory is still 192.9MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:47:28,857 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 2 procedures, 18 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 25 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 14 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 59 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - UnprovableResult [Line: 1838]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1851, overapproximation of large string literal at line 1864, overapproximation of fgets at line 1849. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1832] static int badStatic = 0; [L1864] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1864] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1865] CALL CWE190_Integer_Overflow__int_fgets_square_21_bad() [L1845] int data; [L1846] data = 0 [L1848] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=0, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1849] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1851] data = atoi(inputBuffer) [L1858] badStatic = 1 [L1859] CALL badSink(data) [L1835] COND TRUE \read(badStatic) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, data=46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1838] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2475.28ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 119.1MB in the beginning and 150.9MB in the end (delta: -31.8MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.58ms. Allocated memory is still 192.9MB. Free memory was 150.9MB in the beginning and 146.9MB in the end (delta: 4.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.46ms. Allocated memory is still 192.9MB. Free memory was 146.9MB in the beginning and 144.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 488.06ms. Allocated memory is still 192.9MB. Free memory was 144.8MB in the beginning and 129.1MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 667.12ms. Allocated memory is still 192.9MB. Free memory was 129.1MB in the beginning and 101.8MB in the end (delta: 27.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 9.31ms. Allocated memory is still 192.9MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:47:28,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/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_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/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 94fbd449408532c191f876eb4a345a7b7a162c038d00caa414248a74ed9ff2c9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:47:31,340 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:47:31,437 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:47:31,485 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:47:31,488 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:47:31,489 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:47:31,490 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:47:31,490 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:47:31,492 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:47:31,493 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:47:31,493 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:47:31,494 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:47:31,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:47:31,494 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:47:31,497 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:47:31,497 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:47:31,497 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:47:31,498 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:47:31,498 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:47:31,498 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:47:31,499 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:47:31,499 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:47:31,501 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:47:31,501 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:47:31,502 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:47:31,502 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:47:31,502 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:47:31,503 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:47:31,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:47:31,503 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:47:31,504 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:47:31,504 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:47:31,504 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:47:31,504 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:47:31,505 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:47:31,510 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_d1faff81-9932-4d55-97ae-265b0f5fa88a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94fbd449408532c191f876eb4a345a7b7a162c038d00caa414248a74ed9ff2c9 [2024-11-09 00:47:31,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:47:31,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:47:31,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:47:31,940 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:47:31,941 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:47:31,944 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_21_bad.i Unable to find full path for "g++" [2024-11-09 00:47:34,140 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:47:34,603 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:47:34,604 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_21_bad.i [2024-11-09 00:47:34,640 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/data/0e9183fc8/9bbd4f4346ac4df7b57263855b282017/FLAG4c0b5cd0f [2024-11-09 00:47:34,661 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/data/0e9183fc8/9bbd4f4346ac4df7b57263855b282017 [2024-11-09 00:47:34,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:47:34,666 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:47:34,670 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:47:34,670 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:47:34,676 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:47:34,677 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:47:34" (1/1) ... [2024-11-09 00:47:34,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64a462b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:34, skipping insertion in model container [2024-11-09 00:47:34,707 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:47:34" (1/1) ... [2024-11-09 00:47:34,804 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:47:36,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:47:36,624 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:47:36,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:47:37,277 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:47:37,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37 WrapperNode [2024-11-09 00:47:37,278 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:47:37,280 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:47:37,283 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:47:37,283 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:47:37,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,348 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,381 INFO L138 Inliner]: procedures = 942, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 68 [2024-11-09 00:47:37,382 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:47:37,383 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:47:37,383 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:47:37,383 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:47:37,394 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,406 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,407 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,424 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,430 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,436 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,438 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,445 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:47:37,446 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:47:37,446 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:47:37,450 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:47:37,451 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:47:37,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:47:37,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:47:37,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:47:37,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:47:37,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:47:37,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:47:37,533 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:47:37,533 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:47:37,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:47:37,699 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:47:37,702 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:47:40,114 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-09 00:47:40,114 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:47:40,195 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:47:40,195 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:47:40,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:47:40 BoogieIcfgContainer [2024-11-09 00:47:40,196 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:47:40,197 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:47:40,197 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:47:40,208 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:47:40,209 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:47:40" (1/1) ... [2024-11-09 00:47:40,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:47:40,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:47:40,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2024-11-09 00:47:40,291 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-09 00:47:40,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:47:40,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:47:40,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:47:40,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:47:40,302 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:47:40,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1faff81-9932-4d55-97ae-265b0f5fa88a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process