./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.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_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/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_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/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_b64240a9-c0ae-4858-8243-fee9e9019ae7/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 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:56:28,297 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:56:28,399 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-24 22:56:28,405 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:56:28,406 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:56:28,448 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:56:28,451 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:56:28,452 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:56:28,453 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:56:28,457 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:56:28,459 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:56:28,459 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:56:28,460 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:56:28,461 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:56:28,462 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:56:28,462 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:56:28,463 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:56:28,463 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:56:28,464 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:56:28,464 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:56:28,465 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:56:28,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:28,466 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:56:28,467 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:56:28,467 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:56:28,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:56:28,468 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_b64240a9-c0ae-4858-8243-fee9e9019ae7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 [2023-11-24 22:56:28,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:56:28,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:56:28,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:56:28,835 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:56:28,835 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:56:28,837 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2023-11-24 22:56:32,071 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:56:32,749 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:56:32,750 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2023-11-24 22:56:32,818 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/data/12ece341c/94d055a6048d4e0dacc75febd36205d7/FLAG25bc99b06 [2023-11-24 22:56:32,835 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/data/12ece341c/94d055a6048d4e0dacc75febd36205d7 [2023-11-24 22:56:32,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:56:32,841 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:56:32,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:32,851 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:56:32,857 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:56:32,858 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:32" (1/1) ... [2023-11-24 22:56:32,859 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13fba111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:32, skipping insertion in model container [2023-11-24 22:56:32,860 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:32" (1/1) ... [2023-11-24 22:56:33,009 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:56:34,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:34,496 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:56:34,618 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2524] [2023-11-24 22:56:34,620 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2532] [2023-11-24 22:56:34,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:35,048 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:56:35,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:35 WrapperNode [2023-11-24 22:56:35,049 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:35,050 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:35,051 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:56:35,051 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:56:35,060 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:35" (1/1) ... [2023-11-24 22:56:35,168 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:35" (1/1) ... [2023-11-24 22:56:35,700 INFO L138 Inliner]: procedures = 101, calls = 3241, calls flagged for inlining = 213, calls inlined = 720, statements flattened = 10925 [2023-11-24 22:56:35,700 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:35,701 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:56:35,702 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:56:35,702 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:56:35,714 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:35" (1/1) ... [2023-11-24 22:56:35,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:35" (1/1) ... [2023-11-24 22:56:35,838 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:35" (1/1) ... [2023-11-24 22:56:35,839 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:35" (1/1) ... [2023-11-24 22:56:36,272 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:35" (1/1) ... [2023-11-24 22:56:36,352 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:35" (1/1) ... [2023-11-24 22:56:36,382 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:35" (1/1) ... [2023-11-24 22:56:36,417 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:35" (1/1) ... [2023-11-24 22:56:36,534 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:56:36,536 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:56:36,536 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:56:36,538 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:56:36,539 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:35" (1/1) ... [2023-11-24 22:56:36,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:36,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:56:36,621 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:56:36,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:56:36,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 22:56:36,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 22:56:36,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 22:56:36,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:56:36,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:56:36,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:56:36,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:56:36,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:56:36,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:56:36,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:56:36,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:56:36,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:56:36,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:56:36,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 22:56:36,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:56:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:56:37,214 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:56:37,217 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:56:50,116 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:56:52,997 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:56:52,997 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-24 22:56:53,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:53 BoogieIcfgContainer [2023-11-24 22:56:53,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:56:53,002 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:56:53,002 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:56:53,013 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:56:53,013 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:53" (1/1) ... [2023-11-24 22:56:53,023 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:56:53,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:53,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3667 states to 3126 states and 3667 transitions. [2023-11-24 22:56:53,147 INFO L276 IsEmpty]: Start isEmpty. Operand 3126 states and 3667 transitions. [2023-11-24 22:56:53,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:56:53,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:53,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:54,380 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 22:56:54,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:54,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 2789 states and 3262 transitions. [2023-11-24 22:56:54,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2789 states and 3262 transitions. [2023-11-24 22:56:54,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:56:54,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:54,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:55,999 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 22:56:56,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:56,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 2789 states and 3261 transitions. [2023-11-24 22:56:56,068 INFO L276 IsEmpty]: Start isEmpty. Operand 2789 states and 3261 transitions. [2023-11-24 22:56:56,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:56:56,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:56,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:56:56,479 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:56:56,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:56:58,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:56:58,256 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:56:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:56:58,764 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2023-11-24 22:56:58,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:56:58 ImpRootNode [2023-11-24 22:56:58,867 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:56:58,879 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:56:58,879 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:56:58,880 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:56:58,880 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:53" (3/4) ... [2023-11-24 22:56:58,883 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:56:58,884 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:56:58,885 INFO L158 Benchmark]: Toolchain (without parser) took 26043.81ms. Allocated memory was 148.9MB in the beginning and 1.1GB in the end (delta: 952.1MB). Free memory was 94.0MB in the beginning and 613.5MB in the end (delta: -519.5MB). Peak memory consumption was 429.4MB. Max. memory is 16.1GB. [2023-11-24 22:56:58,885 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 148.9MB. Free memory is still 119.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:56:58,886 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2203.79ms. Allocated memory was 148.9MB in the beginning and 182.5MB in the end (delta: 33.6MB). Free memory was 94.0MB in the beginning and 119.3MB in the end (delta: -25.3MB). Peak memory consumption was 69.6MB. Max. memory is 16.1GB. [2023-11-24 22:56:58,887 INFO L158 Benchmark]: Boogie Procedure Inliner took 650.22ms. Allocated memory is still 182.5MB. Free memory was 119.3MB in the beginning and 88.7MB in the end (delta: 30.7MB). Peak memory consumption was 84.4MB. Max. memory is 16.1GB. [2023-11-24 22:56:58,888 INFO L158 Benchmark]: Boogie Preprocessor took 833.56ms. Allocated memory was 182.5MB in the beginning and 364.9MB in the end (delta: 182.5MB). Free memory was 88.7MB in the beginning and 252.0MB in the end (delta: -163.3MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2023-11-24 22:56:58,889 INFO L158 Benchmark]: RCFGBuilder took 16464.86ms. Allocated memory was 364.9MB in the beginning and 635.4MB in the end (delta: 270.5MB). Free memory was 252.0MB in the beginning and 420.7MB in the end (delta: -168.6MB). Peak memory consumption was 407.0MB. Max. memory is 16.1GB. [2023-11-24 22:56:58,890 INFO L158 Benchmark]: CodeCheck took 5865.14ms. Allocated memory was 635.4MB in the beginning and 1.1GB in the end (delta: 465.6MB). Free memory was 420.7MB in the beginning and 614.6MB in the end (delta: -193.9MB). Peak memory consumption was 266.8MB. Max. memory is 16.1GB. [2023-11-24 22:56:58,890 INFO L158 Benchmark]: Witness Printer took 4.90ms. Allocated memory is still 1.1GB. Free memory was 614.6MB in the beginning and 613.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:56:58,898 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, 3126 locations, 1542 error locations. Started 1 CEGAR loops. OverallTime: 5.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 33 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 12 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 80 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 18 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: overapproximation of large string literal at line 5907. Possible FailurePath: [L2600-L2618] static struct physical_voice_info pv_map[18U] = { {0U, 2U, 0U, {0U, 3U, 8U, 11U}}, {1U, 2U, 0U, {1U, 4U, 9U, 12U}}, {2U, 2U, 0U, {2U, 5U, 10U, 13U}}, {3U, 2U, 0U, {8U, 11U, 0U, 0U}}, {4U, 2U, 0U, {9U, 12U, 0U, 0U}}, {5U, 2U, 0U, {10U, 13U, 0U, 0U}}, {6U, 2U, 0U, {16U, 19U, 0U, 0U}}, {7U, 2U, 0U, {17U, 20U, 0U, 0U}}, {8U, 2U, 0U, {18U, 21U, 0U, 0U}}, {0U, 2U, 1U, {0U, 3U, 8U, 11U}}, {1U, 2U, 1U, {1U, 4U, 9U, 12U}}, {2U, 2U, 1U, {2U, 5U, 10U, 13U}}, {3U, 2U, 1U, {8U, 11U, 0U, 0U}}, {4U, 2U, 1U, {9U, 12U, 0U, 0U}}, {5U, 2U, 1U, {10U, 13U, 0U, 0U}}, {6U, 2U, 1U, {16U, 19U, 0U, 0U}}, {7U, 2U, 1U, {17U, 20U, 0U, 0U}}, {8U, 2U, 1U, {18U, 21U, 0U, 0U}}}; [L2619] static struct opl_devinfo *devc = 0; [L2620] static int detected_model ; [L2913-L2945] static char fm_volume_table[128U] = { -64, -48, -40, -35, -32, -29, -27, -26, -24, -23, -21, -20, -19, -18, -18, -17, -16, -15, -15, -14, -13, -13, -12, -12, -11, -11, -10, -10, -10, -9, -9, -8, -8, -8, -7, -7, -7, 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char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}}}, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}, 0}; [L5901] static int me ; [L5902] static int io = -1; [L5945] int LDV_IN_INTERRUPT ; [L5948] int var_opl3_open_12_p0 ; [L5949] int var_opl3_open_12_p1 ; [L5950] int res_opl3_open_12 ; [L5951] int var_opl3_close_13_p0 ; [L5952] int var_opl3_ioctl_1_p0 ; [L5953] unsigned int var_opl3_ioctl_1_p1 ; [L5954] void *var_opl3_ioctl_1_p2 ; [L5955] int var_opl3_kill_note_3_p0 ; [L5956] int var_opl3_kill_note_3_p1 ; [L5957] int var_opl3_kill_note_3_p2 ; [L5958] int var_opl3_kill_note_3_p3 ; [L5959] int var_opl3_start_note_8_p0 ; [L5960] int var_opl3_start_note_8_p1 ; [L5961] int var_opl3_start_note_8_p2 ; [L5962] int var_opl3_start_note_8_p3 ; [L5963] int var_opl3_set_instr_5_p0 ; [L5964] int var_opl3_set_instr_5_p1 ; [L5965] int var_opl3_set_instr_5_p2 ; [L5966] int var_opl3_reset_11_p0 ; [L5967] int var_opl3_hw_control_14_p0 ; [L5968] unsigned char *var_opl3_hw_control_14_p1 ; [L5969] int var_opl3_load_patch_15_p0 ; [L5970] int var_opl3_load_patch_15_p1 ; [L5971] char const *var_opl3_load_patch_15_p2 ; [L5972] int var_opl3_load_patch_15_p3 ; [L5973] int var_opl3_load_patch_15_p4 ; [L5974] int var_opl3_load_patch_15_p5 ; [L5975] int var_opl3_aftertouch_18_p0 ; [L5976] int var_opl3_aftertouch_18_p1 ; [L5977] int var_opl3_aftertouch_18_p2 ; [L5978] int var_opl3_controller_20_p0 ; [L5979] int var_opl3_controller_20_p1 ; [L5980] int var_opl3_controller_20_p2 ; [L5981] int var_opl3_controller_20_p3 ; [L5982] int var_opl3_panning_16_p0 ; [L5983] int var_opl3_panning_16_p1 ; [L5984] int var_opl3_panning_16_p2 ; [L5985] int var_opl3_volume_method_17_p0 ; [L5986] int var_opl3_volume_method_17_p1 ; [L5987] int var_opl3_bender_21_p0 ; [L5988] int var_opl3_bender_21_p1 ; [L5989] int var_opl3_bender_21_p2 ; [L5990] int var_opl3_alloc_voice_22_p0 ; [L5991] int var_opl3_alloc_voice_22_p1 ; [L5992] int var_opl3_alloc_voice_22_p2 ; [L5993] struct voice_alloc_info *var_opl3_alloc_voice_22_p3 ; [L5994] int var_opl3_setup_voice_23_p0 ; [L5995] int var_opl3_setup_voice_23_p1 ; [L5996] int var_opl3_setup_voice_23_p2 ; [L5997] int ldv_s_opl3_operations_synth_operations ; [L5998] int tmp ; [L5999] int tmp___0 ; [L6000] int tmp___1 ; [L6002] ldv_s_opl3_operations_synth_operations = 0 [L6003] LDV_IN_INTERRUPT = 1 [L6004] FCALL ldv_initialize() [L6005] FCALL ldv_handler_precall() [L6006] CALL, EXPR init_opl3() [L5905] int tmp ; [L5907] CALL printk("<6>YM3812 and OPL-3 driver Copyright (C) by Hannu Savolainen, Rob Hooft 1993-1996\n") [L6279] return __VERIFIER_nondet_int(); [L5907] RET printk("<6>YM3812 and OPL-3 driver Copyright (C) by Hannu Savolainen, Rob Hooft 1993-1996\n") [L5908] COND FALSE !(io != -1) VAL [LDV_IN_INTERRUPT=1, __this_module={2794:3215}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, me=0, opl3_operations={26:0}, pv_map={24:0}] [L5917] return (0); VAL [LDV_IN_INTERRUPT=1, \result=0, __this_module={2794:3215}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, me=0, opl3_operations={26:0}, pv_map={24:0}] [L6006] RET, EXPR init_opl3() [L6006] tmp = init_opl3() [L6007] COND FALSE !(tmp != 0) VAL [LDV_IN_INTERRUPT=1, __this_module={2794:3215}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, ldv_s_opl3_operations_synth_operations=0, me=0, opl3_operations={26:0}, pv_map={24:0}, tmp=0] [L6102] tmp___1 = __VERIFIER_nondet_int() [L6103] COND TRUE tmp___1 != 0 || ldv_s_opl3_operations_synth_operations != 0 [L6013] tmp___0 = __VERIFIER_nondet_int() [L6015] case 0: [L6017] FCALL ldv_handler_precall() [L6018] CALL opl3_open(var_opl3_open_12_p0, var_opl3_open_12_p1) [L3313] int i ; [L3314] int tmp ; VAL [LDV_IN_INTERRUPT=1, \old(dev)=4710, \old(mode)=4709, __this_module={2794:3215}, detected_model=0, dev=4710, devc={0:0}, fm_volume_table={25:0}, io=-1, me=0, mode=4709, opl3_operations={26:0}, pv_map={24:0}] [L3316] devc->busy * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 148.9MB. Free memory is still 119.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2203.79ms. Allocated memory was 148.9MB in the beginning and 182.5MB in the end (delta: 33.6MB). Free memory was 94.0MB in the beginning and 119.3MB in the end (delta: -25.3MB). Peak memory consumption was 69.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 650.22ms. Allocated memory is still 182.5MB. Free memory was 119.3MB in the beginning and 88.7MB in the end (delta: 30.7MB). Peak memory consumption was 84.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 833.56ms. Allocated memory was 182.5MB in the beginning and 364.9MB in the end (delta: 182.5MB). Free memory was 88.7MB in the beginning and 252.0MB in the end (delta: -163.3MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * RCFGBuilder took 16464.86ms. Allocated memory was 364.9MB in the beginning and 635.4MB in the end (delta: 270.5MB). Free memory was 252.0MB in the beginning and 420.7MB in the end (delta: -168.6MB). Peak memory consumption was 407.0MB. Max. memory is 16.1GB. * CodeCheck took 5865.14ms. Allocated memory was 635.4MB in the beginning and 1.1GB in the end (delta: 465.6MB). Free memory was 420.7MB in the beginning and 614.6MB in the end (delta: -193.9MB). Peak memory consumption was 266.8MB. Max. memory is 16.1GB. * Witness Printer took 4.90ms. Allocated memory is still 1.1GB. Free memory was 614.6MB in the beginning and 613.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 2524]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2524] - GenericResultAtLocation [Line: 2532]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2532] RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:56:58,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/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_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/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_b64240a9-c0ae-4858-8243-fee9e9019ae7/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 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:01,976 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:02,101 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2023-11-24 22:57:02,162 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:02,164 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:02,165 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:02,165 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:02,166 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:57:02,167 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:02,172 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:57:02,172 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:57:02,173 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:57:02,173 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:02,175 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:57:02,176 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:57:02,176 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:57:02,176 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:57:02,177 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:02,177 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:02,178 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:02,178 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:02,180 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:57:02,180 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:57:02,181 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:02,182 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:02,182 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:02,183 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:02,183 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:57:02,184 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:57:02,184 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:57:02,186 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:57:02,186 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_b64240a9-c0ae-4858-8243-fee9e9019ae7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 [2023-11-24 22:57:02,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:02,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:02,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:02,742 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:02,742 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:02,744 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2023-11-24 22:57:06,308 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:06,950 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:06,951 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2023-11-24 22:57:07,001 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/data/5cf148713/0bc53db1937849f4a106477910775dfb/FLAGc128b0d81 [2023-11-24 22:57:07,019 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/data/5cf148713/0bc53db1937849f4a106477910775dfb [2023-11-24 22:57:07,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:07,026 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:07,030 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:07,030 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:07,035 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:07,036 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:07" (1/1) ... [2023-11-24 22:57:07,037 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4745a1fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:07, skipping insertion in model container [2023-11-24 22:57:07,037 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:07" (1/1) ... [2023-11-24 22:57:07,179 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:08,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:08,566 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 22:57:08,618 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:08,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:08,956 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:09,044 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2524] [2023-11-24 22:57:09,047 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2532] [2023-11-24 22:57:09,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:09,496 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:57:09,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:09 WrapperNode [2023-11-24 22:57:09,497 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:09,498 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:09,498 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:57:09,499 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:57:09,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:09" (1/1) ... [2023-11-24 22:57:09,606 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:09" (1/1) ... [2023-11-24 22:57:10,214 INFO L138 Inliner]: procedures = 115, calls = 3241, calls flagged for inlining = 213, calls inlined = 720, statements flattened = 10283 [2023-11-24 22:57:10,215 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:10,216 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:57:10,216 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:57:10,216 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:57:10,226 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:09" (1/1) ... [2023-11-24 22:57:10,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:09" (1/1) ... [2023-11-24 22:57:10,307 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:09" (1/1) ... [2023-11-24 22:57:10,308 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:09" (1/1) ... [2023-11-24 22:57:10,660 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:09" (1/1) ... [2023-11-24 22:57:10,731 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:09" (1/1) ... [2023-11-24 22:57:10,774 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:09" (1/1) ... [2023-11-24 22:57:10,845 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:09" (1/1) ... [2023-11-24 22:57:10,930 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:57:10,945 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:57:10,945 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:57:10,945 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:57:10,946 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:09" (1/1) ... [2023-11-24 22:57:10,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:10,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:57:11,015 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:57:11,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b64240a9-c0ae-4858-8243-fee9e9019ae7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:57:11,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-24 22:57:11,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-11-24 22:57:11,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:57:11,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 22:57:11,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-24 22:57:11,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 22:57:11,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2023-11-24 22:57:11,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2023-11-24 22:57:11,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-24 22:57:11,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2023-11-24 22:57:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:57:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:57:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:57:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:57:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2023-11-24 22:57:11,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2023-11-24 22:57:11,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2023-11-24 22:57:11,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:57:11,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-11-24 22:57:11,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-24 22:57:11,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-24 22:57:11,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:57:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:57:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:57:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-24 22:57:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:57:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 22:57:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2023-11-24 22:57:11,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:57:11,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:57:11,541 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:57:11,544 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation