./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c845ca04-673b-49bd-86a2-016090d8accc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c845ca04-673b-49bd-86a2-016090d8accc/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c845ca04-673b-49bd-86a2-016090d8accc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c845ca04-673b-49bd-86a2-016090d8accc/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c845ca04-673b-49bd-86a2-016090d8accc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c845ca04-673b-49bd-86a2-016090d8accc/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 56ff1aa7a746f87b9c1b788d1f6729b885abef13666f4b3b25250b45ff5a6786 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:57:03,007 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:57:03,084 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c845ca04-673b-49bd-86a2-016090d8accc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-11-13 21:57:03,089 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:57:03,090 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:57:03,111 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:57:03,112 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:57:03,113 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:57:03,113 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:57:03,113 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:57:03,113 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:57:03,113 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 21:57:03,113 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 21:57:03,113 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 21:57:03,114 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:57:03,114 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:57:03,114 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:57:03,115 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:57:03,115 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:57:03,115 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:57:03,115 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:57:03,115 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:57:03,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:57:03,115 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:57:03,116 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:57:03,116 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:57:03,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:57:03,116 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c845ca04-673b-49bd-86a2-016090d8accc/bin/ukojak-verify-EEHR8qb7sm 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 56ff1aa7a746f87b9c1b788d1f6729b885abef13666f4b3b25250b45ff5a6786 [2024-11-13 21:57:03,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:57:03,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:57:03,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:57:03,484 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:57:03,484 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:57:03,485 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c845ca04-673b-49bd-86a2-016090d8accc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-13 21:57:05,465 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:57:06,032 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:57:06,035 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c845ca04-673b-49bd-86a2-016090d8accc/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i [2024-11-13 21:57:06,083 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c845ca04-673b-49bd-86a2-016090d8accc/bin/ukojak-verify-EEHR8qb7sm/data/07fc78a65/2159a94ad63c43fdaf950d45464d27c2/FLAG415975a30 [2024-11-13 21:57:06,105 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c845ca04-673b-49bd-86a2-016090d8accc/bin/ukojak-verify-EEHR8qb7sm/data/07fc78a65/2159a94ad63c43fdaf950d45464d27c2 [2024-11-13 21:57:06,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:57:06,110 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:57:06,111 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:57:06,112 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:57:06,117 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:57:06,118 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:57:06" (1/1) ... [2024-11-13 21:57:06,119 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43d0ddab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:06, skipping insertion in model container [2024-11-13 21:57:06,119 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:57:06" (1/1) ... [2024-11-13 21:57:06,244 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:57:07,655 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:57:07,694 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:57:08,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:57:08,170 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:57:08,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:08 WrapperNode [2024-11-13 21:57:08,171 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:57:08,172 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:57:08,172 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:57:08,173 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:57:08,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:08" (1/1) ... [2024-11-13 21:57:08,253 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:08" (1/1) ... [2024-11-13 21:57:09,231 INFO L138 Inliner]: procedures = 160, calls = 1286, calls flagged for inlining = 328, calls inlined = 2013, statements flattened = 41081 [2024-11-13 21:57:09,232 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:57:09,233 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:57:09,233 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:57:09,234 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:57:09,242 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:08" (1/1) ... [2024-11-13 21:57:09,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:08" (1/1) ... [2024-11-13 21:57:09,556 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:08" (1/1) ... [2024-11-13 21:57:09,556 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:08" (1/1) ... [2024-11-13 21:57:10,175 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:08" (1/1) ... [2024-11-13 21:57:10,305 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:08" (1/1) ... [2024-11-13 21:57:10,372 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:08" (1/1) ... [2024-11-13 21:57:10,441 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:08" (1/1) ... [2024-11-13 21:57:10,689 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:57:10,690 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:57:10,691 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:57:10,691 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:57:10,693 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:08" (1/1) ... [2024-11-13 21:57:10,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:57:10,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c845ca04-673b-49bd-86a2-016090d8accc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:57:10,733 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c845ca04-673b-49bd-86a2-016090d8accc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:57:10,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c845ca04-673b-49bd-86a2-016090d8accc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:57:10,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-13 21:57:10,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-13 21:57:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-13 21:57:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:57:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:57:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:57:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:57:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 21:57:10,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:57:10,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 21:57:10,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:57:10,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 21:57:10,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:57:10,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-13 21:57:10,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:57:10,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:57:11,503 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:57:11,505 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:59:10,689 INFO L? ?]: Removed 37685 outVars from TransFormulas that were not future-live. [2024-11-13 21:59:10,689 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:59:44,024 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:59:44,025 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:59:44,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:44 BoogieIcfgContainer [2024-11-13 21:59:44,025 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:59:44,026 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:59:44,026 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:59:44,036 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:59:44,036 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:44" (1/1) ... [2024-11-13 21:59:44,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:59:44,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:44,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13861 states to 12328 states and 13861 transitions. [2024-11-13 21:59:44,231 INFO L276 IsEmpty]: Start isEmpty. Operand 12328 states and 13861 transitions. [2024-11-13 21:59:44,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:59:44,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:44,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:47,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:59:57,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:59:57,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:57,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13895 states to 12331 states and 13895 transitions. [2024-11-13 21:59:57,732 INFO L276 IsEmpty]: Start isEmpty. Operand 12331 states and 13895 transitions. [2024-11-13 21:59:57,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:59:57,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:57,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms