./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_05_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_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/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_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/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_c40326fa-a3ed-4f64-b5e3-664d38335925/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 7add05d32b35e804d16fbc2b74f5080598dc8bcfe575019f2db5b7999fd64975 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:07:46,986 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:07:47,067 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:07:47,072 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:07:47,072 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:07:47,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:07:47,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:07:47,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:07:47,099 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:07:47,099 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:07:47,100 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:07:47,100 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:07:47,101 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:07:47,101 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:07:47,102 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:07:47,102 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:07:47,102 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:07:47,103 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:07:47,105 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:07:47,106 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:07:47,106 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:07:47,110 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:07:47,111 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:07:47,111 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:07:47,111 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:07:47,112 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:07:47,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:07:47,112 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:07:47,113 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:07:47,113 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:07:47,113 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:07:47,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:07:47,114 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_c40326fa-a3ed-4f64-b5e3-664d38335925/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7add05d32b35e804d16fbc2b74f5080598dc8bcfe575019f2db5b7999fd64975 [2024-11-09 00:07:47,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:07:47,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:07:47,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:07:47,499 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:07:47,500 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:07:47,501 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_05_bad.i Unable to find full path for "g++" [2024-11-09 00:07:49,535 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:07:49,880 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:07:49,885 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_05_bad.i [2024-11-09 00:07:49,921 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/data/c7216ccfb/0c89ba27807b4a5993a66c73c46d916a/FLAG994609543 [2024-11-09 00:07:49,944 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/data/c7216ccfb/0c89ba27807b4a5993a66c73c46d916a [2024-11-09 00:07:49,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:07:49,948 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:07:49,949 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:07:49,950 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:07:49,956 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:07:49,956 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:07:49" (1/1) ... [2024-11-09 00:07:49,958 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@272a54f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:49, skipping insertion in model container [2024-11-09 00:07:49,961 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:07:49" (1/1) ... [2024-11-09 00:07:50,019 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:07:51,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:07:51,124 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:07:51,265 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:07:51,483 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:07:51,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51 WrapperNode [2024-11-09 00:07:51,484 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:07:51,485 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:07:51,485 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:07:51,486 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:07:51,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,519 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,545 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-11-09 00:07:51,546 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:07:51,547 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:07:51,547 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:07:51,547 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:07:51,557 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,557 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,560 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,561 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,565 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,568 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,569 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,570 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,573 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:07:51,574 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:07:51,574 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:07:51,574 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:07:51,575 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:07:51,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:07:51,615 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:07:51,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:07:51,650 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:07:51,650 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:07:51,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:07:51,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:07:51,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:07:51,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:07:51,854 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:07:51,856 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:07:52,024 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-09 00:07:52,024 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:07:52,066 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:07:52,066 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:07:52,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:07:52 BoogieIcfgContainer [2024-11-09 00:07:52,067 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:07:52,068 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:07:52,068 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:07:52,079 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:07:52,079 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:07:52" (1/1) ... [2024-11-09 00:07:52,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:07:52,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:52,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-09 00:07:52,140 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-09 00:07:52,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:07:52,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:52,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:07:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:52,450 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 00:07:52,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:52,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 24 transitions. [2024-11-09 00:07:52,513 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2024-11-09 00:07:52,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:07:52,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:52,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:07:52,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:52,661 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 00:07:52,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:52,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 23 transitions. [2024-11-09 00:07:52,687 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-09 00:07:52,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:07:52,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:52,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:07:52,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:07:52,725 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:07:52,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:07:52,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:07:52,878 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:07:52,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:07:52,938 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-09 00:07:52,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:07:52 ImpRootNode [2024-11-09 00:07:52,978 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:07:52,979 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:07:52,979 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:07:52,979 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:07:52,979 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:07:52" (3/4) ... [2024-11-09 00:07:52,982 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:07:52,983 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:07:52,985 INFO L158 Benchmark]: Toolchain (without parser) took 3036.34ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 91.2MB in the beginning and 98.0MB in the end (delta: -6.8MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2024-11-09 00:07:52,986 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 132.1MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:07:52,987 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1534.93ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 90.8MB in the beginning and 101.6MB in the end (delta: -10.8MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2024-11-09 00:07:52,988 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.18ms. Allocated memory is still 165.7MB. Free memory was 101.6MB in the beginning and 99.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:07:52,989 INFO L158 Benchmark]: Boogie Preprocessor took 26.44ms. Allocated memory is still 165.7MB. Free memory was 99.1MB in the beginning and 97.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:07:52,990 INFO L158 Benchmark]: RCFGBuilder took 493.26ms. Allocated memory is still 165.7MB. Free memory was 97.5MB in the beginning and 82.3MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:07:52,990 INFO L158 Benchmark]: CodeCheck took 910.27ms. Allocated memory is still 165.7MB. Free memory was 81.5MB in the beginning and 98.9MB in the end (delta: -17.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:07:52,991 INFO L158 Benchmark]: Witness Printer took 5.12ms. Allocated memory is still 165.7MB. Free memory was 98.9MB in the beginning and 98.0MB in the end (delta: 917.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:07:52,995 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, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 57 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 41 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 37 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 151 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 4 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, 0.2s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 26 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1560, overapproximation of large string literal at line 1580, overapproximation of fgets at line 1558. 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); [L1548] static int staticTrue = 1; [L1549] static int staticFalse = 0; [L1580] 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, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1580] 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, staticFalse=0, staticTrue=1] [L1581] CALL CWE190_Integer_Overflow__int_fgets_multiply_05_bad() [L1552] int data; [L1553] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1554] COND TRUE \read(staticTrue) [L1557] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1558] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1560] data = atoi(inputBuffer) [L1568] COND TRUE \read(staticTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1570] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1572] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 132.1MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1534.93ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 90.8MB in the beginning and 101.6MB in the end (delta: -10.8MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.18ms. Allocated memory is still 165.7MB. Free memory was 101.6MB in the beginning and 99.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.44ms. Allocated memory is still 165.7MB. Free memory was 99.1MB in the beginning and 97.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 493.26ms. Allocated memory is still 165.7MB. Free memory was 97.5MB in the beginning and 82.3MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 910.27ms. Allocated memory is still 165.7MB. Free memory was 81.5MB in the beginning and 98.9MB in the end (delta: -17.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.12ms. Allocated memory is still 165.7MB. Free memory was 98.9MB in the beginning and 98.0MB in the end (delta: 917.2kB). 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 00:07:53,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/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_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/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_c40326fa-a3ed-4f64-b5e3-664d38335925/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 7add05d32b35e804d16fbc2b74f5080598dc8bcfe575019f2db5b7999fd64975 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:07:55,427 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:07:55,499 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:07:55,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:07:55,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:07:55,536 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:07:55,536 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:07:55,537 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:07:55,537 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:07:55,538 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:07:55,538 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:07:55,538 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:07:55,539 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:07:55,539 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:07:55,539 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:07:55,540 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:07:55,540 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:07:55,541 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:07:55,541 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:07:55,541 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:07:55,548 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:07:55,548 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:07:55,549 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:07:55,549 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:07:55,549 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:07:55,550 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:55,550 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:07:55,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:07:55,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:07:55,551 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:07:55,551 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:07:55,551 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:07:55,551 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:07:55,552 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:55,553 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:07:55,553 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_c40326fa-a3ed-4f64-b5e3-664d38335925/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7add05d32b35e804d16fbc2b74f5080598dc8bcfe575019f2db5b7999fd64975 [2024-11-09 00:07:55,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:07:56,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:07:56,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:07:56,024 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:07:56,025 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:07:56,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_05_bad.i Unable to find full path for "g++" [2024-11-09 00:07:58,078 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:07:58,483 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:07:58,484 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_05_bad.i [2024-11-09 00:07:58,513 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/data/340d92131/96ca97e668644df08261c790ae40b45f/FLAG2b7c4b2bc [2024-11-09 00:07:58,537 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/data/340d92131/96ca97e668644df08261c790ae40b45f [2024-11-09 00:07:58,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:07:58,541 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:07:58,545 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:07:58,545 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:07:58,552 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:07:58,552 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:07:58" (1/1) ... [2024-11-09 00:07:58,556 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26016b8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:58, skipping insertion in model container [2024-11-09 00:07:58,556 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:07:58" (1/1) ... [2024-11-09 00:07:58,633 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:08:00,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:08:00,048 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:08:00,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:08:00,376 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:08:00,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:00 WrapperNode [2024-11-09 00:08:00,377 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:08:00,378 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:08:00,378 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:08:00,379 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:08:00,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:00" (1/1) ... [2024-11-09 00:08:00,423 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:00" (1/1) ... [2024-11-09 00:08:00,451 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 68 [2024-11-09 00:08:00,452 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:08:00,454 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:08:00,454 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:08:00,455 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:08:00,465 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:00" (1/1) ... [2024-11-09 00:08:00,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:00" (1/1) ... [2024-11-09 00:08:00,468 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:00" (1/1) ... [2024-11-09 00:08:00,472 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:00" (1/1) ... [2024-11-09 00:08:00,485 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:00" (1/1) ... [2024-11-09 00:08:00,487 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:00" (1/1) ... [2024-11-09 00:08:00,493 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:00" (1/1) ... [2024-11-09 00:08:00,498 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:00" (1/1) ... [2024-11-09 00:08:00,502 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:08:00,503 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:08:00,503 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:08:00,503 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:08:00,504 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:00" (1/1) ... [2024-11-09 00:08:00,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:08:00,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:08:00,539 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:08:00,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:08:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:08:00,570 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:08:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:08:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:08:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:08:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:08:00,738 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:08:00,740 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:08:00,905 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-09 00:08:00,905 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:08:00,978 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:08:00,978 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:08:00,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:08:00 BoogieIcfgContainer [2024-11-09 00:08:00,979 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:08:00,980 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:08:00,980 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:08:01,004 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:08:01,005 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:08:00" (1/1) ... [2024-11-09 00:08:01,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:08:01,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:01,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-09 00:08:01,087 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-09 00:08:01,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:08:01,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:01,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:01,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:01,097 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:01,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:08:01,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:01,271 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:01,310 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:08:01,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:01,355 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 00:08:01,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:08:01,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:01,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-09 00:08:01,409 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-09 00:08:01,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:08:01,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:01,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:01,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:01,414 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:01,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:08:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:01,588 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:01,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:01,644 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:08:01,645 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:01,662 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 00:08:01,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:08:01,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:01,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-09 00:08:01,694 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-09 00:08:01,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:08:01,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:01,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:01,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:01,698 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:01,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:08:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:08:01,864 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:08:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:08:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:08:02,010 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:08:02,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:08:02,047 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:08:02,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 00:08:02,049 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-09 00:08:02,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:08:02 ImpRootNode [2024-11-09 00:08:02,091 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:08:02,091 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:08:02,091 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:08:02,092 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:08:02,092 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:08:00" (3/4) ... [2024-11-09 00:08:02,095 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:08:02,096 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:08:02,098 INFO L158 Benchmark]: Toolchain (without parser) took 3556.13ms. Allocated memory was 67.1MB in the beginning and 111.1MB in the end (delta: 44.0MB). Free memory was 39.5MB in the beginning and 69.6MB in the end (delta: -30.1MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2024-11-09 00:08:02,098 INFO L158 Benchmark]: CDTParser took 3.04ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 42.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:08:02,099 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1832.41ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 39.4MB in the beginning and 56.2MB in the end (delta: -16.9MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2024-11-09 00:08:02,100 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.84ms. Allocated memory is still 90.2MB. Free memory was 56.2MB in the beginning and 53.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:08:02,101 INFO L158 Benchmark]: Boogie Preprocessor took 48.28ms. Allocated memory is still 90.2MB. Free memory was 53.5MB in the beginning and 51.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:08:02,102 INFO L158 Benchmark]: RCFGBuilder took 476.34ms. Allocated memory is still 90.2MB. Free memory was 51.5MB in the beginning and 33.7MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:08:02,103 INFO L158 Benchmark]: CodeCheck took 1110.96ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 33.7MB in the beginning and 70.3MB in the end (delta: -36.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:08:02,104 INFO L158 Benchmark]: Witness Printer took 4.89ms. Allocated memory is still 111.1MB. Free memory was 70.3MB in the beginning and 69.6MB in the end (delta: 646.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:08:02,111 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, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 52 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 33 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 29 mSDtfsCounter, 14 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 150 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 4 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, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 22 SizeOfPredicates, 0 NumberOfNonLiveVariables, 94 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1560, overapproximation of large string literal at line 1580, overapproximation of fgets at line 1558. 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); [L1548] static int staticTrue = 1; [L1549] static int staticFalse = 0; [L1580] 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, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1580] 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, staticFalse=0, staticTrue=1] [L1581] CALL CWE190_Integer_Overflow__int_fgets_multiply_05_bad() [L1552] int data; [L1553] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1554] COND TRUE \read(staticTrue) [L1557] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1558] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1560] data = atoi(inputBuffer) [L1568] COND TRUE \read(staticTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1570] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1572] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.04ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 42.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1832.41ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 39.4MB in the beginning and 56.2MB in the end (delta: -16.9MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.84ms. Allocated memory is still 90.2MB. Free memory was 56.2MB in the beginning and 53.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.28ms. Allocated memory is still 90.2MB. Free memory was 53.5MB in the beginning and 51.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 476.34ms. Allocated memory is still 90.2MB. Free memory was 51.5MB in the beginning and 33.7MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1110.96ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 33.7MB in the beginning and 70.3MB in the end (delta: -36.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.89ms. Allocated memory is still 111.1MB. Free memory was 70.3MB in the beginning and 69.6MB in the end (delta: 646.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:08:02,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c40326fa-a3ed-4f64-b5e3-664d38335925/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample