./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_17_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_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/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_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/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_f05ed7c3-e1cd-4b79-8afb-74a196b10862/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 5a345d1cea2447ad34381dce7c6b0396a6be65a08e2f7b16f8235d714651fcda --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:48:28,367 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:48:28,448 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:48:28,455 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:48:28,457 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:48:28,491 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:48:28,491 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:48:28,492 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:48:28,492 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:48:28,493 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:48:28,493 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:48:28,494 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:48:28,494 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:48:28,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:48:28,495 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:48:28,495 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:48:28,496 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:48:28,496 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:48:28,496 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:48:28,497 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:48:28,497 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:48:28,501 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:48:28,502 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:48:28,502 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:48:28,502 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:48:28,503 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:48:28,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:48:28,503 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:48:28,503 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:48:28,504 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:48:28,504 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:48:28,504 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:48:28,505 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_f05ed7c3-e1cd-4b79-8afb-74a196b10862/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a345d1cea2447ad34381dce7c6b0396a6be65a08e2f7b16f8235d714651fcda [2024-11-09 00:48:28,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:48:28,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:48:28,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:48:28,803 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:48:28,804 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:48:28,805 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_17_bad.i Unable to find full path for "g++" [2024-11-09 00:48:30,796 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:48:31,133 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:48:31,134 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_17_bad.i [2024-11-09 00:48:31,176 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/data/7d53baf30/83e10228152a4c06858846b24a9828f5/FLAGb26f0de0a [2024-11-09 00:48:31,195 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/data/7d53baf30/83e10228152a4c06858846b24a9828f5 [2024-11-09 00:48:31,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:48:31,201 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:48:31,204 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:48:31,205 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:48:31,210 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:48:31,211 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:48:31" (1/1) ... [2024-11-09 00:48:31,214 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ab0dca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:31, skipping insertion in model container [2024-11-09 00:48:31,215 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:48:31" (1/1) ... [2024-11-09 00:48:31,281 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:48:32,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:48:32,315 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:48:32,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:48:32,615 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:48:32,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:32 WrapperNode [2024-11-09 00:48:32,616 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:48:32,617 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:48:32,618 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:48:32,618 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:48:32,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:32" (1/1) ... [2024-11-09 00:48:32,664 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:32" (1/1) ... [2024-11-09 00:48:32,705 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2024-11-09 00:48:32,706 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:48:32,707 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:48:32,707 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:48:32,707 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:48:32,719 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:32" (1/1) ... [2024-11-09 00:48:32,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:32" (1/1) ... [2024-11-09 00:48:32,722 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:32" (1/1) ... [2024-11-09 00:48:32,726 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:32" (1/1) ... [2024-11-09 00:48:32,736 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:32" (1/1) ... [2024-11-09 00:48:32,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:32" (1/1) ... [2024-11-09 00:48:32,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:32" (1/1) ... [2024-11-09 00:48:32,749 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:32" (1/1) ... [2024-11-09 00:48:32,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:48:32,757 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:48:32,757 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:48:32,757 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:48:32,758 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:32" (1/1) ... [2024-11-09 00:48:32,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:48:32,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:48:32,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:48:32,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:48:32,835 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:48:32,835 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:48:32,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:48:32,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:48:32,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:48:33,009 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:48:33,012 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:48:33,144 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-09 00:48:33,144 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:48:33,189 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:48:33,189 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:48:33,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:48:33 BoogieIcfgContainer [2024-11-09 00:48:33,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:48:33,191 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:48:33,191 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:48:33,203 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:48:33,204 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:48:33" (1/1) ... [2024-11-09 00:48:33,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:48:33,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:48:33,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2024-11-09 00:48:33,275 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2024-11-09 00:48:33,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:48:33,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:48:33,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:48:33,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:48:33,603 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 00:48:33,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:48:33,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2024-11-09 00:48:33,716 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2024-11-09 00:48:33,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:48:33,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:48:33,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:48:33,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:48:33,891 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 00:48:33,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:48:33,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2024-11-09 00:48:33,918 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2024-11-09 00:48:33,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:48:33,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:48:33,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:48:33,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:48:34,092 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:48:34,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:48:34,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2024-11-09 00:48:34,170 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2024-11-09 00:48:34,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:48:34,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:48:34,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:48:34,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:48:34,207 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:48:34,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:48:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:48:34,297 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:48:34,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:48:34,351 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-09 00:48:34,392 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:48:34 ImpRootNode [2024-11-09 00:48:34,393 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:48:34,394 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:48:34,395 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:48:34,395 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:48:34,396 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:48:33" (3/4) ... [2024-11-09 00:48:34,401 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:48:34,403 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:48:34,404 INFO L158 Benchmark]: Toolchain (without parser) took 3202.49ms. Allocated memory was 142.6MB in the beginning and 188.7MB in the end (delta: 46.1MB). Free memory was 101.4MB in the beginning and 144.9MB in the end (delta: -43.5MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2024-11-09 00:48:34,405 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 111.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:48:34,405 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1412.66ms. Allocated memory was 142.6MB in the beginning and 188.7MB in the end (delta: 46.1MB). Free memory was 101.4MB in the beginning and 139.4MB in the end (delta: -38.0MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-09 00:48:34,407 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.90ms. Allocated memory is still 188.7MB. Free memory was 139.4MB in the beginning and 136.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:48:34,409 INFO L158 Benchmark]: Boogie Preprocessor took 49.10ms. Allocated memory is still 188.7MB. Free memory was 136.2MB in the beginning and 135.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:48:34,409 INFO L158 Benchmark]: RCFGBuilder took 433.83ms. Allocated memory is still 188.7MB. Free memory was 135.2MB in the beginning and 120.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:48:34,411 INFO L158 Benchmark]: CodeCheck took 1201.67ms. Allocated memory is still 188.7MB. Free memory was 120.5MB in the beginning and 144.9MB in the end (delta: -24.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:48:34,412 INFO L158 Benchmark]: Witness Printer took 8.60ms. Allocated memory is still 188.7MB. Free memory is still 144.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:48:34,417 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, 26 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 48 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 71 IncrementalHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 15 mSDtfsCounter, 71 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 197 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 43 NumberOfCodeBlocks, 43 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 50 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 2/3 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: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. 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); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] 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] [L1569] CALL CWE191_Integer_Underflow__int_min_sub_17_bad() [L1550] int i,j; [L1551] int data; [L1552] data = 0 [L1553] i = 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, i=0] [L1553] COND FALSE !(i < 1) 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, i=0] [L1553] COND TRUE i < 1 [L1555] data = (-0x7fffffff - 1) [L1553] i++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1] [L1553] COND TRUE i < 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] j = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1557] COND FALSE !(j < 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1557] COND TRUE j < 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1560] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 111.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1412.66ms. Allocated memory was 142.6MB in the beginning and 188.7MB in the end (delta: 46.1MB). Free memory was 101.4MB in the beginning and 139.4MB in the end (delta: -38.0MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.90ms. Allocated memory is still 188.7MB. Free memory was 139.4MB in the beginning and 136.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.10ms. Allocated memory is still 188.7MB. Free memory was 136.2MB in the beginning and 135.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 433.83ms. Allocated memory is still 188.7MB. Free memory was 135.2MB in the beginning and 120.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 1201.67ms. Allocated memory is still 188.7MB. Free memory was 120.5MB in the beginning and 144.9MB in the end (delta: -24.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.60ms. Allocated memory is still 188.7MB. Free memory is still 144.9MB. 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 00:48:34,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/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_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/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_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/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_f05ed7c3-e1cd-4b79-8afb-74a196b10862/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 5a345d1cea2447ad34381dce7c6b0396a6be65a08e2f7b16f8235d714651fcda --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:48:37,014 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:48:37,143 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:48:37,195 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:48:37,195 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:48:37,196 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:48:37,196 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:48:37,197 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:48:37,197 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:48:37,197 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:48:37,198 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:48:37,198 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:48:37,199 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:48:37,203 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:48:37,203 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:48:37,204 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:48:37,204 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:48:37,204 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:48:37,204 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:48:37,205 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:48:37,205 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:48:37,205 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:48:37,206 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:48:37,206 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:48:37,206 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:48:37,206 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:48:37,207 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:48:37,207 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:48:37,207 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:48:37,207 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:48:37,208 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:48:37,208 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:48:37,208 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:48:37,208 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:48:37,209 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:48:37,211 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_f05ed7c3-e1cd-4b79-8afb-74a196b10862/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a345d1cea2447ad34381dce7c6b0396a6be65a08e2f7b16f8235d714651fcda [2024-11-09 00:48:37,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:48:37,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:48:37,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:48:37,726 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:48:37,726 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:48:37,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_17_bad.i Unable to find full path for "g++" [2024-11-09 00:48:39,603 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:48:40,071 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:48:40,072 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_17_bad.i [2024-11-09 00:48:40,094 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/data/a12ce073a/4ae937597449493087ff097275e556c3/FLAGa564cbf32 [2024-11-09 00:48:40,214 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/data/a12ce073a/4ae937597449493087ff097275e556c3 [2024-11-09 00:48:40,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:48:40,218 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:48:40,220 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:48:40,220 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:48:40,225 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:48:40,226 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:48:40" (1/1) ... [2024-11-09 00:48:40,227 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2267c030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:40, skipping insertion in model container [2024-11-09 00:48:40,227 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:48:40" (1/1) ... [2024-11-09 00:48:40,307 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:48:41,500 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:48:41,513 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:48:41,677 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:48:41,815 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:48:41,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:41 WrapperNode [2024-11-09 00:48:41,815 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:48:41,816 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:48:41,817 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:48:41,817 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:48:41,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:41" (1/1) ... [2024-11-09 00:48:41,866 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:41" (1/1) ... [2024-11-09 00:48:41,894 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2024-11-09 00:48:41,896 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:48:41,896 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:48:41,897 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:48:41,897 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:48:41,904 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:41" (1/1) ... [2024-11-09 00:48:41,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:41" (1/1) ... [2024-11-09 00:48:41,908 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:41" (1/1) ... [2024-11-09 00:48:41,908 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:41" (1/1) ... [2024-11-09 00:48:41,915 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:41" (1/1) ... [2024-11-09 00:48:41,919 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:41" (1/1) ... [2024-11-09 00:48:41,921 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:41" (1/1) ... [2024-11-09 00:48:41,923 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:41" (1/1) ... [2024-11-09 00:48:41,926 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:48:41,927 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:48:41,927 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:48:41,928 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:48:41,928 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:41" (1/1) ... [2024-11-09 00:48:41,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:48:41,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:48:41,963 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:48:41,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:48:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:48:41,992 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:48:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:48:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:48:41,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:48:42,211 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:48:42,213 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:48:42,419 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-09 00:48:42,420 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:48:42,492 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:48:42,493 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:48:42,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:48:42 BoogieIcfgContainer [2024-11-09 00:48:42,496 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:48:42,497 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:48:42,497 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:48:42,509 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:48:42,509 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:48:42" (1/1) ... [2024-11-09 00:48:42,519 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:48:42,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:48:42,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2024-11-09 00:48:42,586 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2024-11-09 00:48:42,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:48:42,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:48:42,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:48:42,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:48:42,596 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:48:42,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:48:42,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:48:42,763 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:48:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:48:42,797 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:48:42,801 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:48:42,826 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 00:48:42,828 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:48:42,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:48:42,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:48:42,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2024-11-09 00:48:42,857 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2024-11-09 00:48:42,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:48:42,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:48:42,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:48:42,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:48:42,862 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:48:42,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:48:42,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:48:42,999 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:48:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:48:43,024 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:48:43,026 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:48:43,081 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 00:48:43,085 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:48:43,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:48:43,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:48:43,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2024-11-09 00:48:43,181 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2024-11-09 00:48:43,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:48:43,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:48:43,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:48:43,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:48:43,185 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:48:43,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:48:43,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:48:43,332 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:48:43,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:48:43,359 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:48:43,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:48:43,405 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:48:43,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 00:48:43,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:48:43,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2024-11-09 00:48:43,493 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2024-11-09 00:48:43,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:48:43,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:48:43,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:48:43,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:48:43,496 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:48:43,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:48:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:48:43,639 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:48:43,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:48:43,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:48:43,730 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:48:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:48:43,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 00:48:43,765 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-09 00:48:43,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:48:43 ImpRootNode [2024-11-09 00:48:43,802 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:48:43,803 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:48:43,804 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:48:43,804 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:48:43,804 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:48:42" (3/4) ... [2024-11-09 00:48:43,807 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:48:43,808 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:48:43,809 INFO L158 Benchmark]: Toolchain (without parser) took 3590.32ms. Allocated memory was 69.2MB in the beginning and 109.1MB in the end (delta: 39.8MB). Free memory was 42.0MB in the beginning and 57.1MB in the end (delta: -15.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-09 00:48:43,810 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 69.2MB. Free memory was 44.9MB in the beginning and 44.8MB in the end (delta: 91.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:48:43,811 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1596.27ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 41.7MB in the beginning and 54.8MB in the end (delta: -13.1MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2024-11-09 00:48:43,812 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.43ms. Allocated memory is still 90.2MB. Free memory was 54.8MB in the beginning and 51.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:48:43,813 INFO L158 Benchmark]: Boogie Preprocessor took 29.93ms. Allocated memory is still 90.2MB. Free memory was 51.4MB in the beginning and 49.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:48:43,813 INFO L158 Benchmark]: RCFGBuilder took 569.24ms. Allocated memory is still 90.2MB. Free memory was 49.7MB in the beginning and 56.7MB in the end (delta: -6.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:48:43,815 INFO L158 Benchmark]: CodeCheck took 1305.00ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 56.7MB in the beginning and 57.1MB in the end (delta: -392.4kB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2024-11-09 00:48:43,815 INFO L158 Benchmark]: Witness Printer took 4.54ms. Allocated memory is still 109.1MB. Free memory is still 57.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:48:43,821 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, 26 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 72 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 33 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 53 IncrementalHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 33 mSDtfsCounter, 53 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 221 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 45 SizeOfPredicates, 0 NumberOfNonLiveVariables, 108 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 3/4 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: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. 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); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] 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] [L1569] CALL CWE191_Integer_Underflow__int_min_sub_17_bad() [L1550] int i,j; [L1551] int data; [L1552] data = 0 [L1553] i = 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, i=0] [L1553] COND FALSE !(i < 1) 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, i=0] [L1553] COND TRUE i < 1 [L1555] data = (-0x7fffffff - 1) [L1553] i++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1] [L1553] COND TRUE i < 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] j = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1557] COND FALSE !(j < 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1557] COND TRUE j < 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1560] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 69.2MB. Free memory was 44.9MB in the beginning and 44.8MB in the end (delta: 91.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1596.27ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 41.7MB in the beginning and 54.8MB in the end (delta: -13.1MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.43ms. Allocated memory is still 90.2MB. Free memory was 54.8MB in the beginning and 51.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.93ms. Allocated memory is still 90.2MB. Free memory was 51.4MB in the beginning and 49.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 569.24ms. Allocated memory is still 90.2MB. Free memory was 49.7MB in the beginning and 56.7MB in the end (delta: -6.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 1305.00ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 56.7MB in the beginning and 57.1MB in the end (delta: -392.4kB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Witness Printer took 4.54ms. Allocated memory is still 109.1MB. Free memory is still 57.1MB. 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 00:48:43,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05ed7c3-e1cd-4b79-8afb-74a196b10862/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample