./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fe37ed55d149c65fede95413b0b499314c3ede2b9eb9a49f03115ea64cafc68c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:13,302 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:13,416 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:07:13,425 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:13,426 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:13,466 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:13,467 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:13,468 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:13,469 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:13,474 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:13,475 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:13,475 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:13,476 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:13,477 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:13,478 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:13,478 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:13,479 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:13,479 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:13,479 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:13,480 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:13,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:13,481 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:13,481 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:13,482 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:13,482 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:13,483 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:13,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:13,484 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:13,484 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:13,485 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:13,486 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:13,486 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:13,488 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:13,488 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_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe37ed55d149c65fede95413b0b499314c3ede2b9eb9a49f03115ea64cafc68c [2023-11-19 04:07:13,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:13,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:13,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:13,797 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:13,797 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:13,799 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i [2023-11-19 04:07:16,984 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:17,363 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:17,364 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i [2023-11-19 04:07:17,385 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL/data/7a57e4840/6d74ab2f29f84572bd7c4a48479fbf57/FLAGba49ab295 [2023-11-19 04:07:17,401 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL/data/7a57e4840/6d74ab2f29f84572bd7c4a48479fbf57 [2023-11-19 04:07:17,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:17,406 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:17,407 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:17,408 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:17,414 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:17,415 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:17" (1/1) ... [2023-11-19 04:07:17,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12b63ba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:17, skipping insertion in model container [2023-11-19 04:07:17,416 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:17" (1/1) ... [2023-11-19 04:07:17,494 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:18,009 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i[33021,33034] [2023-11-19 04:07:18,198 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i[45234,45247] [2023-11-19 04:07:18,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:18,231 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:18,265 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i[33021,33034] [2023-11-19 04:07:18,329 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i[45234,45247] [2023-11-19 04:07:18,341 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:18,381 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:18,389 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:18,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:18 WrapperNode [2023-11-19 04:07:18,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:18,392 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:18,392 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:18,392 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:18,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:18" (1/1) ... [2023-11-19 04:07:18,479 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:18" (1/1) ... [2023-11-19 04:07:18,646 INFO L138 Inliner]: procedures = 177, calls = 348, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1494 [2023-11-19 04:07:18,647 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:18,648 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:18,648 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:18,649 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:18,659 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:18" (1/1) ... [2023-11-19 04:07:18,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:18" (1/1) ... [2023-11-19 04:07:18,675 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:18" (1/1) ... [2023-11-19 04:07:18,676 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:18" (1/1) ... [2023-11-19 04:07:18,750 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:18" (1/1) ... [2023-11-19 04:07:18,767 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:18" (1/1) ... [2023-11-19 04:07:18,773 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:18" (1/1) ... [2023-11-19 04:07:18,781 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:18" (1/1) ... [2023-11-19 04:07:18,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:18,796 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:18,797 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:18,797 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:18,798 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:18" (1/1) ... [2023-11-19 04:07:18,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:18,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:18,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:18,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:18,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:07:18,892 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:07:18,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:07:18,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:07:18,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:07:18,894 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:07:18,894 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-11-19 04:07:18,894 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-11-19 04:07:18,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:07:18,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:18,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:07:18,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:18,895 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:07:18,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:07:18,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:18,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:18,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:18,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:19,187 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:19,190 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:21,019 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:23,053 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:23,053 INFO L302 CfgBuilder]: Removed 71 assume(true) statements. [2023-11-19 04:07:23,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:23 BoogieIcfgContainer [2023-11-19 04:07:23,066 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:23,068 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:23,068 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:23,078 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:23,079 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:23" (1/1) ... [2023-11-19 04:07:23,089 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:07:23,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:23,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 171 states and 293 transitions. [2023-11-19 04:07:23,166 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 293 transitions. [2023-11-19 04:07:23,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:07:23,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:23,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:23,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:23,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:23,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:23,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 171 states and 288 transitions. [2023-11-19 04:07:23,409 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 288 transitions. [2023-11-19 04:07:23,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:07:23,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:23,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:23,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:07:23,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:23,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:23,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:23,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 171 states and 285 transitions. [2023-11-19 04:07:23,551 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 285 transitions. [2023-11-19 04:07:23,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:07:23,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:23,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:23,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:23,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:23,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:23,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 173 states and 284 transitions. [2023-11-19 04:07:23,782 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 284 transitions. [2023-11-19 04:07:23,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:23,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:23,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:23,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:23,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:07:23,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:23,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:23,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:23,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 173 states and 280 transitions. [2023-11-19 04:07:23,885 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 280 transitions. [2023-11-19 04:07:23,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:07:23,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:23,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:23,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:07:23,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:23,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:24,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:24,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 173 states and 274 transitions. [2023-11-19 04:07:24,004 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 274 transitions. [2023-11-19 04:07:24,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:07:24,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:24,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:24,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:24,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:07:24,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:24,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:34,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:07:34,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:34,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2023-11-19 04:07:34,339 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2023-11-19 04:07:34,339 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:07:34,339 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2023-11-19 04:07:34,352 INFO L751 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2023-11-19 04:07:34,377 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-11-19 04:07:34,387 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-19 04:07:34,391 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:07:34,391 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:07:34,391 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:07:34,392 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:07:34,392 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:07:34,392 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:07:34,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:07:34 ImpRootNode [2023-11-19 04:07:34,395 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:07:34,396 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:07:34,396 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:07:34,396 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:07:34,397 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:23" (3/4) ... [2023-11-19 04:07:34,400 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:07:34,404 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-19 04:07:34,405 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure test_int [2023-11-19 04:07:34,405 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 04:07:34,450 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 236 nodes and edges [2023-11-19 04:07:34,453 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2023-11-19 04:07:34,457 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-19 04:07:34,460 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 04:07:34,764 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:07:34,765 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 04:07:34,765 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:07:34,766 INFO L158 Benchmark]: Toolchain (without parser) took 17360.52ms. Allocated memory was 140.5MB in the beginning and 239.1MB in the end (delta: 98.6MB). Free memory was 98.8MB in the beginning and 152.6MB in the end (delta: -53.8MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2023-11-19 04:07:34,767 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 104.9MB. Free memory is still 49.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:34,767 INFO L158 Benchmark]: CACSL2BoogieTranslator took 983.38ms. Allocated memory is still 140.5MB. Free memory was 98.5MB in the beginning and 63.7MB in the end (delta: 34.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 04:07:34,768 INFO L158 Benchmark]: Boogie Procedure Inliner took 255.26ms. Allocated memory was 140.5MB in the beginning and 190.8MB in the end (delta: 50.3MB). Free memory was 63.7MB in the beginning and 154.9MB in the end (delta: -91.2MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2023-11-19 04:07:34,769 INFO L158 Benchmark]: Boogie Preprocessor took 148.19ms. Allocated memory is still 190.8MB. Free memory was 154.9MB in the beginning and 144.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:07:34,769 INFO L158 Benchmark]: RCFGBuilder took 4269.70ms. Allocated memory was 190.8MB in the beginning and 239.1MB in the end (delta: 48.2MB). Free memory was 144.4MB in the beginning and 155.0MB in the end (delta: -10.6MB). Peak memory consumption was 138.2MB. Max. memory is 16.1GB. [2023-11-19 04:07:34,770 INFO L158 Benchmark]: CodeCheck took 11327.85ms. Allocated memory is still 239.1MB. Free memory was 154.0MB in the beginning and 169.3MB in the end (delta: -15.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:34,770 INFO L158 Benchmark]: Witness Printer took 369.62ms. Allocated memory is still 239.1MB. Free memory was 169.3MB in the beginning and 152.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:07:34,774 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 4 procedures, 171 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 11.2s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 565 SdHoareTripleChecker+Valid, 10.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 277 SdHoareTripleChecker+Invalid, 10.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 60 IncrementalHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 277 mSDtfsCounter, 60 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 818 GetRequests, 814 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 96 ConstructedInterpolants, 0 QuantifiedInterpolants, 104 SizeOfPredicates, 0 NumberOfNonLiveVariables, 664 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 - PositiveResult [Line: 782]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 703]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 104.9MB. Free memory is still 49.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 983.38ms. Allocated memory is still 140.5MB. Free memory was 98.5MB in the beginning and 63.7MB in the end (delta: 34.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 255.26ms. Allocated memory was 140.5MB in the beginning and 190.8MB in the end (delta: 50.3MB). Free memory was 63.7MB in the beginning and 154.9MB in the end (delta: -91.2MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 148.19ms. Allocated memory is still 190.8MB. Free memory was 154.9MB in the beginning and 144.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4269.70ms. Allocated memory was 190.8MB in the beginning and 239.1MB in the end (delta: 48.2MB). Free memory was 144.4MB in the beginning and 155.0MB in the end (delta: -10.6MB). Peak memory consumption was 138.2MB. Max. memory is 16.1GB. * CodeCheck took 11327.85ms. Allocated memory is still 239.1MB. Free memory was 154.0MB in the beginning and 169.3MB in the end (delta: -15.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 369.62ms. Allocated memory is still 239.1MB. Free memory was 169.3MB in the beginning and 152.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-19 04:07:34,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27010d80-ea0a-4c75-b8dc-beb197d7ee9d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE