./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi --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 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:11:45,003 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:45,118 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-24 23:11:45,122 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:11:45,123 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:11:45,149 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:45,151 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:45,152 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:45,152 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:45,153 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:11:45,154 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:45,154 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:11:45,155 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:11:45,156 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:11:45,156 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:45,157 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:11:45,158 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:45,158 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:45,159 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:45,160 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:45,160 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:45,161 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:45,162 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:45,163 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:45,163 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:11:45,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:11:45,164 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_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2023-11-24 23:11:45,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:45,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:45,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:45,531 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:45,533 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:45,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2023-11-24 23:11:49,067 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:49,619 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:49,621 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2023-11-24 23:11:49,662 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/data/5675a0df5/eabfb24b825b43fb978d2ee6435a407e/FLAG29b7faee6 [2023-11-24 23:11:49,683 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/data/5675a0df5/eabfb24b825b43fb978d2ee6435a407e [2023-11-24 23:11:49,689 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:49,694 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:49,697 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:49,697 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:49,703 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:49,707 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:49" (1/1) ... [2023-11-24 23:11:49,709 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3754bbbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:49, skipping insertion in model container [2023-11-24 23:11:49,709 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:49" (1/1) ... [2023-11-24 23:11:49,817 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:50,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:50,728 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:50,899 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:50,968 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:50,970 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50 WrapperNode [2023-11-24 23:11:50,970 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:50,971 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:50,972 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:50,972 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:50,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:51,035 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:51,333 INFO L138 Inliner]: procedures = 117, calls = 369, calls flagged for inlining = 160, calls inlined = 562, statements flattened = 4991 [2023-11-24 23:11:51,333 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:51,334 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:51,334 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:51,334 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:51,345 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:51,346 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:51,373 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:51,373 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:51,485 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:51,536 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:51,550 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:51,591 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:51,624 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:51,626 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:51,626 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:51,626 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:51,627 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:51,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:51,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:51,665 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:51,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:51,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:11:51,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:11:51,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:11:51,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:51,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:11:51,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:11:51,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:11:51,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:11:51,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:11:51,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:51,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:52,041 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:52,043 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:55,693 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:58,506 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:58,506 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:11:58,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:58 BoogieIcfgContainer [2023-11-24 23:11:58,509 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:58,513 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:58,513 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:58,524 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:58,524 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:58" (1/1) ... [2023-11-24 23:11:58,536 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:11:58,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:58,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 931 states and 1126 transitions. [2023-11-24 23:11:58,640 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1126 transitions. [2023-11-24 23:11:58,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:11:58,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:58,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:58,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:59,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:59,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:59,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 930 states and 1125 transitions. [2023-11-24 23:11:59,461 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1125 transitions. [2023-11-24 23:11:59,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:11:59,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:59,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:59,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:59,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:00,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:00,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 929 states and 1124 transitions. [2023-11-24 23:12:00,107 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1124 transitions. [2023-11-24 23:12:00,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:12:00,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:00,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:00,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:00,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:00,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:00,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 934 states and 1159 transitions. [2023-11-24 23:12:00,386 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1159 transitions. [2023-11-24 23:12:00,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:12:00,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:00,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:00,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:00,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:00,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 940 states and 1196 transitions. [2023-11-24 23:12:00,711 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1196 transitions. [2023-11-24 23:12:00,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:12:00,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:00,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:00,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:01,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:01,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 945 states and 1233 transitions. [2023-11-24 23:12:01,367 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1233 transitions. [2023-11-24 23:12:01,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:12:01,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:01,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:01,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:02,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:02,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 951 states and 1273 transitions. [2023-11-24 23:12:02,235 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1273 transitions. [2023-11-24 23:12:02,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:12:02,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:02,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:02,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:02,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:02,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:02,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 957 states and 1308 transitions. [2023-11-24 23:12:02,937 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1308 transitions. [2023-11-24 23:12:02,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:12:02,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:02,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:03,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:03,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:03,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:03,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 958 states and 1309 transitions. [2023-11-24 23:12:03,462 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1309 transitions. [2023-11-24 23:12:03,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:12:03,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:03,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:03,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:03,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:04,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:04,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 959 states and 1310 transitions. [2023-11-24 23:12:04,168 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1310 transitions. [2023-11-24 23:12:04,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:12:04,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:04,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:04,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:04,639 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:05,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:05,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 960 states and 1311 transitions. [2023-11-24 23:12:05,037 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1311 transitions. [2023-11-24 23:12:05,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:12:05,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:05,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:05,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:05,590 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:06,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:06,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 961 states and 1312 transitions. [2023-11-24 23:12:06,095 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1312 transitions. [2023-11-24 23:12:06,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:12:06,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:06,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:06,237 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:12:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:06,643 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:12:06,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:06,829 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2023-11-24 23:12:06,888 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 [2023-11-24 23:12:06,889 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 [2023-11-24 23:12:06,890 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch244 could not be translated [2023-11-24 23:12:06,891 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 [2023-11-24 23:12:06,891 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch246 could not be translated [2023-11-24 23:12:06,892 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 [2023-11-24 23:12:06,892 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch244 could not be translated [2023-11-24 23:12:06,893 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 [2023-11-24 23:12:06,893 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch246 could not be translated [2023-11-24 23:12:06,893 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 [2023-11-24 23:12:06,895 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 [2023-11-24 23:12:06,895 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 [2023-11-24 23:12:06,895 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch244 could not be translated [2023-11-24 23:12:06,896 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch246 could not be translated [2023-11-24 23:12:06,897 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 [2023-11-24 23:12:06,897 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 [2023-11-24 23:12:06,897 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch246 could not be translated [2023-11-24 23:12:06,898 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch244 could not be translated [2023-11-24 23:12:06,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:12:06 ImpRootNode [2023-11-24 23:12:06,905 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:12:06,906 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:12:06,906 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:12:06,906 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:12:06,907 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:58" (3/4) ... [2023-11-24 23:12:06,909 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:12:06,911 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:12:06,912 INFO L158 Benchmark]: Toolchain (without parser) took 17217.60ms. Allocated memory was 157.3MB in the beginning and 687.9MB in the end (delta: 530.6MB). Free memory was 111.3MB in the beginning and 555.8MB in the end (delta: -444.4MB). Peak memory consumption was 90.5MB. Max. memory is 16.1GB. [2023-11-24 23:12:06,912 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 157.3MB. Free memory is still 127.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:06,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1274.02ms. Allocated memory is still 157.3MB. Free memory was 111.3MB in the beginning and 60.1MB in the end (delta: 51.2MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-24 23:12:06,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 361.93ms. Allocated memory is still 157.3MB. Free memory was 60.1MB in the beginning and 103.0MB in the end (delta: -42.9MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2023-11-24 23:12:06,914 INFO L158 Benchmark]: Boogie Preprocessor took 290.50ms. Allocated memory is still 157.3MB. Free memory was 103.0MB in the beginning and 80.2MB in the end (delta: 22.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:06,916 INFO L158 Benchmark]: RCFGBuilder took 6883.96ms. Allocated memory was 157.3MB in the beginning and 394.3MB in the end (delta: 237.0MB). Free memory was 80.2MB in the beginning and 181.9MB in the end (delta: -101.6MB). Peak memory consumption was 172.0MB. Max. memory is 16.1GB. [2023-11-24 23:12:06,916 INFO L158 Benchmark]: CodeCheck took 8392.26ms. Allocated memory was 394.3MB in the beginning and 687.9MB in the end (delta: 293.6MB). Free memory was 181.9MB in the beginning and 555.8MB in the end (delta: -373.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:06,917 INFO L158 Benchmark]: Witness Printer took 5.05ms. Allocated memory is still 687.9MB. Free memory was 555.8MB in the beginning and 555.8MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:06,921 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 1 procedures, 931 locations, 380 error locations. Started 1 CEGAR loops. OverallTime: 8.3s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1024 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 480 mSDsluCounter, 1785 SdHoareTripleChecker+Invalid, 3.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1308 mSDsCounter, 340 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2009 IncrementalHoareTripleChecker+Invalid, 2349 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 340 mSolverCounterUnsat, 477 mSDtfsCounter, 2009 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1572 GetRequests, 1470 SyntacticMatches, 6 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3686 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 148 NumberOfCodeBlocks, 148 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 119 ConstructedInterpolants, 0 QuantifiedInterpolants, 312 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 0/10 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: 2396]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of large string literal at line 2227, overapproximation of memtrack at line 2396. Possible FailurePath: [L1695] int ldv_irq_1_2 = 0; [L1696] int LDV_IN_INTERRUPT = 1; [L1697] int ldv_irq_1_3 = 0; [L1698] struct platform_device *tegra_rtc_driver_group0 ; [L1699] void *ldv_irq_data_1_1 ; [L1700] int ldv_irq_1_1 = 0; [L1701] int ldv_irq_1_0 = 0; [L1702] int ldv_irq_line_1_3 ; [L1703] void *ldv_irq_data_1_0 ; [L1704] int ldv_state_variable_0 ; [L1705] struct device *tegra_rtc_ops_group1 ; [L1706] int ldv_state_variable_3 ; [L1707] int ldv_irq_line_1_0 ; [L1708] int ldv_state_variable_2 ; [L1709] void *ldv_irq_data_1_3 ; [L1710] int ref_cnt ; [L1711] int ldv_irq_line_1_1 ; [L1712] struct rtc_time *tegra_rtc_ops_group0 ; [L1713] void *ldv_irq_data_1_2 ; [L1714] int ldv_state_variable_1 ; [L1715] int ldv_irq_line_1_2 ; [L1716] struct rtc_wkalrm *tegra_rtc_ops_group2 ; [L2058-L2060] static struct rtc_class_ops tegra_rtc_ops = {0, 0, 0, & tegra_rtc_read_time, & tegra_rtc_set_time, & tegra_rtc_read_alarm, & tegra_rtc_set_alarm, & tegra_rtc_proc, 0, 0, & tegra_rtc_alarm_irq_enable}; [L2226-L2227] static struct platform_driver tegra_rtc_driver = {0, & tegra_rtc_remove, & tegra_rtc_shutdown, & tegra_rtc_suspend, & tegra_rtc_resume, {"tegra_rtc", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L2243] int ldv_retval_2 ; [L2244] int ldv_retval_0 ; [L2246] int ldv_retval_1 ; [L2769] int ldv_init = 0; [L2398] struct seq_file *ldvarg1 ; [L2399] void *tmp ; [L2400] unsigned int ldvarg0 ; [L2401] unsigned int tmp___0 ; [L2402] pm_message_t ldvarg2 ; [L2403] int tmp___1 ; [L2404] int tmp___2 ; [L2405] int tmp___3 ; [L2406] int tmp___4 ; [L2408] CALL, EXPR ldv_zalloc(136U) [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND FALSE !(tmp___0 != 0) [L1644] EXPR, FCALL calloc(1U, size) [L1644] tmp = calloc(1U, size) [L1645] p = tmp [L1646] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L1613] COND FALSE !(!cond) [L1646] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L1647] CALL, EXPR ldv_is_err(p) [L2736] return ((unsigned long )ptr > 2012UL); [L1647] RET, EXPR ldv_is_err(p) [L1647] CALL assume_abort_if_not(ldv_is_err(p) == 0) [L1613] COND FALSE !(!cond) [L1647] RET assume_abort_if_not(ldv_is_err(p) == 0) [L1648] return (p); [L2408] RET, EXPR ldv_zalloc(136U) [L2408] tmp = ldv_zalloc(136U) [L2409] ldvarg1 = (struct seq_file *)tmp [L2410] tmp___0 = __VERIFIER_nondet_uint() [L2411] ldvarg0 = tmp___0 [L2412] FCALL ldv_initialize() [L2413] FCALL memset((void *)(& ldvarg2), 0, 4U) [L2414] ldv_state_variable_1 = 1 [L2415] ref_cnt = 0 [L2416] ldv_state_variable_0 = 1 [L2417] ldv_state_variable_3 = 0 [L2418] ldv_state_variable_2 = 0 VAL [LDV_IN_INTERRUPT=1, __this_module={19:47}, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=63, ldvarg1={-18446744073709549604:0}, ldvarg2={16:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={-18446744073709549604:0}, tmp___0=63] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2430] tmp___2 = __VERIFIER_nondet_int() [L2432] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={19:47}, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=63, ldvarg1={-18446744073709549604:0}, ldvarg2={16:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={-18446744073709549604:0}, tmp___0=63, tmp___1=1, tmp___2=1] [L2428] case 1: [L2440] case 1: VAL [LDV_IN_INTERRUPT=1, __this_module={19:47}, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=63, ldvarg1={-18446744073709549604:0}, ldvarg2={16:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={-18446744073709549604:0}, tmp___0=63, tmp___1=1, tmp___2=1] [L2428] case 1: [L2442] CALL, EXPR tegra_rtc_init() [L2230] int tmp ; [L2232] CALL, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2848] return __VERIFIER_nondet_int(); [L2232] RET, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2232] tmp = platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2233] return (tmp); [L2442] RET, EXPR tegra_rtc_init() [L2442] ldv_retval_0 = tegra_rtc_init() [L2428] case 1: [L2450] ldv_state_variable_0 = 2 VAL [LDV_IN_INTERRUPT=1, __this_module={19:47}, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=1, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=63, ldvarg1={-18446744073709549604:0}, ldvarg2={16:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={-18446744073709549604:0}, tmp___0=63, tmp___1=1, tmp___2=1] [L2635] FCALL ldv_check_final_state() [L2636] return 0; [L2636] return 0; VAL [LDV_IN_INTERRUPT=1, \result=0, __this_module={19:47}, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=1, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=63, ldvarg1={-18446744073709549604:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={-18446744073709549604:0}, tmp___0=63, tmp___1=1, tmp___2=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 157.3MB. Free memory is still 127.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1274.02ms. Allocated memory is still 157.3MB. Free memory was 111.3MB in the beginning and 60.1MB in the end (delta: 51.2MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 361.93ms. Allocated memory is still 157.3MB. Free memory was 60.1MB in the beginning and 103.0MB in the end (delta: -42.9MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 290.50ms. Allocated memory is still 157.3MB. Free memory was 103.0MB in the beginning and 80.2MB in the end (delta: 22.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 6883.96ms. Allocated memory was 157.3MB in the beginning and 394.3MB in the end (delta: 237.0MB). Free memory was 80.2MB in the beginning and 181.9MB in the end (delta: -101.6MB). Peak memory consumption was 172.0MB. Max. memory is 16.1GB. * CodeCheck took 8392.26ms. Allocated memory was 394.3MB in the beginning and 687.9MB in the end (delta: 293.6MB). Free memory was 181.9MB in the beginning and 555.8MB in the end (delta: -373.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.05ms. Allocated memory is still 687.9MB. Free memory was 555.8MB in the beginning and 555.8MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch244 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch246 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch244 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch246 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch244 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch246 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch246 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch244 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:12:06,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi --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 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:09,909 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:10,052 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2023-11-24 23:12:10,104 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:10,105 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:10,106 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:10,107 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:10,108 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:12:10,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:10,114 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:12:10,114 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:12:10,114 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:12:10,115 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:10,117 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:12:10,117 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:12:10,117 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:12:10,118 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:12:10,118 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:10,119 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:10,120 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:10,120 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:10,121 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:10,121 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:12:10,122 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:10,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:10,123 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:10,123 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:10,124 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:12:10,124 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:10,124 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:12:10,126 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:12:10,126 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2023-11-24 23:12:10,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:10,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:10,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:10,576 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:10,577 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:10,578 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2023-11-24 23:12:13,702 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:14,258 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:14,258 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2023-11-24 23:12:14,293 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/data/755783599/7902453d60cf4b0c9d2c58923de237d5/FLAGf6e23bf37 [2023-11-24 23:12:14,313 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/data/755783599/7902453d60cf4b0c9d2c58923de237d5 [2023-11-24 23:12:14,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:14,320 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:14,323 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:14,324 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:14,329 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:14,330 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:14" (1/1) ... [2023-11-24 23:12:14,331 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11eded9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:14, skipping insertion in model container [2023-11-24 23:12:14,332 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:14" (1/1) ... [2023-11-24 23:12:14,435 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:15,400 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:15,436 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 23:12:15,455 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:15,636 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:15,653 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:15,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:15,825 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:15,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:15 WrapperNode [2023-11-24 23:12:15,826 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:15,827 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:15,827 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:15,827 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:15,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:15" (1/1) ... [2023-11-24 23:12:15,873 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:15" (1/1) ... [2023-11-24 23:12:16,049 INFO L138 Inliner]: procedures = 121, calls = 369, calls flagged for inlining = 160, calls inlined = 562, statements flattened = 4676 [2023-11-24 23:12:16,050 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:16,051 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:16,051 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:16,051 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:16,061 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:15" (1/1) ... [2023-11-24 23:12:16,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:15" (1/1) ... [2023-11-24 23:12:16,115 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:15" (1/1) ... [2023-11-24 23:12:16,115 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:15" (1/1) ... [2023-11-24 23:12:16,224 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:15" (1/1) ... [2023-11-24 23:12:16,302 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:15" (1/1) ... [2023-11-24 23:12:16,318 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:15" (1/1) ... [2023-11-24 23:12:16,337 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:15" (1/1) ... [2023-11-24 23:12:16,359 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:16,360 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:16,360 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:16,361 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:16,361 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:15" (1/1) ... [2023-11-24 23:12:16,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:16,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:16,392 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:16,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:16,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-24 23:12:16,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-11-24 23:12:16,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:12:16,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:12:16,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:16,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:12:16,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:12:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-11-24 23:12:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-24 23:12:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:12:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:12:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:12:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:12:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:16,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:16,866 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:16,869 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:25,046 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:27,869 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:27,870 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:12:27,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:27 BoogieIcfgContainer [2023-11-24 23:12:27,872 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:27,875 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:27,875 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:27,885 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:27,885 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:27" (1/1) ... [2023-11-24 23:12:27,896 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:12:27,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:27,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 931 states and 1126 transitions. [2023-11-24 23:12:27,984 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1126 transitions. [2023-11-24 23:12:27,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:12:27,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:27,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:27,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:12:27,996 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:12:28,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:12:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:29,195 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:12:29,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:29,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:12:29,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:29,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 23:12:29,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2023-11-24 23:12:29,695 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:12:29,697 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2023-11-24 23:12:29,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 23:12:29,713 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:12:29,714 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2023-11-24 23:12:29,774 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:12:29,775 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2023-11-24 23:12:29,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-24 23:12:29,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:29,812 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 23:12:29,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674d7697-431d-4e5e-9dfc-ba654bf281d5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0