./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/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_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/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_d7bf7756-a845-4118-b62d-921d668283b2/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 648c3469cfe2e6a0d5bec3ee07ed5a66fb8ad7901c37cba1be099c8992bd77c7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:24:38,326 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:24:38,425 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:24:38,432 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:24:38,435 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:24:38,477 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:24:38,477 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:24:38,478 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:24:38,478 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:24:38,479 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:24:38,479 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:24:38,480 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:24:38,480 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:24:38,480 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:24:38,482 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:24:38,483 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:24:38,484 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:24:38,488 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:24:38,489 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:24:38,489 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:24:38,490 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:24:38,493 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:24:38,493 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:24:38,494 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:24:38,494 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:24:38,494 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:24:38,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:24:38,495 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:24:38,495 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:24:38,495 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:24:38,496 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:24:38,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:24:38,497 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_d7bf7756-a845-4118-b62d-921d668283b2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 648c3469cfe2e6a0d5bec3ee07ed5a66fb8ad7901c37cba1be099c8992bd77c7 [2024-11-08 23:24:38,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:24:38,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:24:38,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:24:38,787 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:24:38,788 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:24:38,789 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_bad.i Unable to find full path for "g++" [2024-11-08 23:24:40,855 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:24:41,239 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:24:41,240 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_bad.i [2024-11-08 23:24:41,277 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/data/177639d8a/3808d5223e764085959500b9f74fb7a4/FLAG28685ac7c [2024-11-08 23:24:41,429 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/data/177639d8a/3808d5223e764085959500b9f74fb7a4 [2024-11-08 23:24:41,432 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:24:41,433 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:24:41,435 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:24:41,435 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:24:41,441 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:24:41,442 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:24:41" (1/1) ... [2024-11-08 23:24:41,443 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49fb6308 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:41, skipping insertion in model container [2024-11-08 23:24:41,445 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:24:41" (1/1) ... [2024-11-08 23:24:41,533 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:24:43,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:24:43,546 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:24:43,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:24:44,016 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:24:44,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:44 WrapperNode [2024-11-08 23:24:44,017 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:24:44,018 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:24:44,018 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:24:44,018 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:24:44,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:44" (1/1) ... [2024-11-08 23:24:44,055 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:44" (1/1) ... [2024-11-08 23:24:44,090 INFO L138 Inliner]: procedures = 937, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 74 [2024-11-08 23:24:44,091 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:24:44,091 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:24:44,092 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:24:44,092 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:24:44,102 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:44" (1/1) ... [2024-11-08 23:24:44,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:44" (1/1) ... [2024-11-08 23:24:44,105 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:44" (1/1) ... [2024-11-08 23:24:44,109 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:44" (1/1) ... [2024-11-08 23:24:44,116 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:44" (1/1) ... [2024-11-08 23:24:44,118 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:44" (1/1) ... [2024-11-08 23:24:44,120 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:44" (1/1) ... [2024-11-08 23:24:44,122 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:44" (1/1) ... [2024-11-08 23:24:44,124 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:24:44,125 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:24:44,126 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:24:44,126 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:24:44,127 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:44" (1/1) ... [2024-11-08 23:24:44,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:24:44,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:24:44,170 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:24:44,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:24:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:24:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:24:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:24:44,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:24:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:24:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:24:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:24:44,211 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:24:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:24:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:24:44,401 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:24:44,404 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:24:44,535 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 23:24:44,535 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:24:44,595 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:24:44,596 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:24:44,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:24:44 BoogieIcfgContainer [2024-11-08 23:24:44,596 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:24:44,597 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:24:44,597 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:24:44,607 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:24:44,608 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:24:44" (1/1) ... [2024-11-08 23:24:44,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:24:44,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:44,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-08 23:24:44,689 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-08 23:24:44,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:24:44,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:44,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:44,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:44,966 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 23:24:44,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:44,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-08 23:24:44,998 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-08 23:24:44,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:24:44,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:44,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:24:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:24:45,195 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:24:45,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:24:45,264 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:24:45,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:24:45 ImpRootNode [2024-11-08 23:24:45,301 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:24:45,301 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:24:45,301 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:24:45,302 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:24:45,302 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:24:44" (3/4) ... [2024-11-08 23:24:45,305 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:24:45,306 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:24:45,307 INFO L158 Benchmark]: Toolchain (without parser) took 3873.29ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 88.5MB in the beginning and 106.2MB in the end (delta: -17.7MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2024-11-08 23:24:45,307 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 136.3MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:24:45,309 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2582.54ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 88.2MB in the beginning and 95.3MB in the end (delta: -7.1MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2024-11-08 23:24:45,309 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.75ms. Allocated memory is still 178.3MB. Free memory was 94.3MB in the beginning and 91.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:24:45,310 INFO L158 Benchmark]: Boogie Preprocessor took 33.31ms. Allocated memory is still 178.3MB. Free memory was 91.1MB in the beginning and 89.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:24:45,311 INFO L158 Benchmark]: RCFGBuilder took 470.99ms. Allocated memory is still 178.3MB. Free memory was 89.0MB in the beginning and 72.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:24:45,311 INFO L158 Benchmark]: CodeCheck took 703.53ms. Allocated memory is still 178.3MB. Free memory was 72.3MB in the beginning and 106.2MB in the end (delta: -34.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:24:45,311 INFO L158 Benchmark]: Witness Printer took 4.66ms. Allocated memory is still 178.3MB. Free memory is still 106.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:24:45,317 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, 16 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, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 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, 12 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 52 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 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: 1863]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1841, overapproximation of large string literal at line 1853, overapproximation of fgets at line 1839. 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); [L1853] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1853] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1854] CALL CWE190_Integer_Overflow__int_fgets_square_64_bad() [L1835] int data; [L1836] data = 0 [L1838] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1839] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1841] data = atoi(inputBuffer) [L1848] CALL CWE190_Integer_Overflow__int_fgets_square_64b_badSink(&data) [L1860] int * dataPtr = (int *)dataVoidPtr; [L1861] EXPR \read(*dataPtr) [L1861] int data = (*dataPtr); [L1863] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=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 0.31ms. Allocated memory is still 136.3MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2582.54ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 88.2MB in the beginning and 95.3MB in the end (delta: -7.1MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.75ms. Allocated memory is still 178.3MB. Free memory was 94.3MB in the beginning and 91.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.31ms. Allocated memory is still 178.3MB. Free memory was 91.1MB in the beginning and 89.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 470.99ms. Allocated memory is still 178.3MB. Free memory was 89.0MB in the beginning and 72.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 703.53ms. Allocated memory is still 178.3MB. Free memory was 72.3MB in the beginning and 106.2MB in the end (delta: -34.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.66ms. Allocated memory is still 178.3MB. Free memory is still 106.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:24:45,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/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_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/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_d7bf7756-a845-4118-b62d-921d668283b2/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 648c3469cfe2e6a0d5bec3ee07ed5a66fb8ad7901c37cba1be099c8992bd77c7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:24:47,808 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:24:47,915 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:24:47,957 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:24:47,958 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:24:47,959 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:24:47,959 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:24:47,960 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:24:47,961 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:24:47,962 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:24:47,962 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:24:47,963 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:24:47,963 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:24:47,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:24:47,966 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:24:47,966 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:24:47,966 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:24:47,967 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:24:47,967 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:24:47,967 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:24:47,967 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:24:47,968 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:24:47,968 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:24:47,972 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:24:47,973 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:24:47,973 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:24:47,973 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:24:47,974 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:24:47,974 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:24:47,974 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:24:47,975 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:24:47,975 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:24:47,975 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:24:47,975 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:24:47,975 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:24:47,976 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_d7bf7756-a845-4118-b62d-921d668283b2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 648c3469cfe2e6a0d5bec3ee07ed5a66fb8ad7901c37cba1be099c8992bd77c7 [2024-11-08 23:24:48,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:24:48,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:24:48,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:24:48,368 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:24:48,369 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:24:48,371 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_bad.i Unable to find full path for "g++" [2024-11-08 23:24:50,374 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:24:50,818 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:24:50,819 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_bad.i [2024-11-08 23:24:50,849 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/data/f54ad2f08/97093bf117f6432d8e1c932476da3b62/FLAG3de8d1574 [2024-11-08 23:24:50,870 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/data/f54ad2f08/97093bf117f6432d8e1c932476da3b62 [2024-11-08 23:24:50,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:24:50,876 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:24:50,877 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:24:50,877 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:24:50,884 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:24:50,884 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:24:50" (1/1) ... [2024-11-08 23:24:50,886 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34f6ffb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:50, skipping insertion in model container [2024-11-08 23:24:50,886 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:24:50" (1/1) ... [2024-11-08 23:24:50,985 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:24:52,864 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 23:24:52,867 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:24:52,880 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:24:53,037 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:24:53,272 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:24:53,273 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:53 WrapperNode [2024-11-08 23:24:53,273 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:24:53,274 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:24:53,274 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:24:53,274 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:24:53,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:53" (1/1) ... [2024-11-08 23:24:53,335 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:53" (1/1) ... [2024-11-08 23:24:53,364 INFO L138 Inliner]: procedures = 942, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2024-11-08 23:24:53,365 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:24:53,366 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:24:53,366 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:24:53,366 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:24:53,376 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:53" (1/1) ... [2024-11-08 23:24:53,376 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:53" (1/1) ... [2024-11-08 23:24:53,384 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:53" (1/1) ... [2024-11-08 23:24:53,388 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:53" (1/1) ... [2024-11-08 23:24:53,403 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:53" (1/1) ... [2024-11-08 23:24:53,405 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:53" (1/1) ... [2024-11-08 23:24:53,411 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:53" (1/1) ... [2024-11-08 23:24:53,412 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:53" (1/1) ... [2024-11-08 23:24:53,420 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:24:53,424 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:24:53,424 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:24:53,425 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:24:53,425 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:53" (1/1) ... [2024-11-08 23:24:53,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:24:53,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:24:53,461 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:24:53,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:24:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:24:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:24:53,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:24:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:24:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:24:53,489 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:24:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:24:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:24:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:24:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:24:53,677 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:24:53,680 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:24:55,028 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-08 23:24:55,029 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:24:55,075 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:24:55,075 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:24:55,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:24:55 BoogieIcfgContainer [2024-11-08 23:24:55,076 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:24:55,076 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:24:55,077 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:24:55,087 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:24:55,087 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:24:55" (1/1) ... [2024-11-08 23:24:55,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:24:55,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:55,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-08 23:24:55,152 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-08 23:24:55,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:24:55,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:55,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:24:55,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:24:55,166 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:24:55,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf7756-a845-4118-b62d-921d668283b2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process