./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_8789c78d-1287-47f7-8e15-bc48b6734e70/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8789c78d-1287-47f7-8e15-bc48b6734e70/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_8789c78d-1287-47f7-8e15-bc48b6734e70/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8789c78d-1287-47f7-8e15-bc48b6734e70/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8789c78d-1287-47f7-8e15-bc48b6734e70/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_8789c78d-1287-47f7-8e15-bc48b6734e70/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 ca0a592612bf67ed64c0cb4dbe07151d7191a8039e0f3c4eacc12cd10ecaa237 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:17,673 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:17,788 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8789c78d-1287-47f7-8e15-bc48b6734e70/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:03:17,797 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:03:17,797 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:03:17,830 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:17,831 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:03:17,832 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:03:17,833 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:17,838 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:17,838 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:17,839 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:03:17,839 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:03:17,841 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:03:17,842 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:03:17,842 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:17,843 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:03:17,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:17,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:03:17,844 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:03:17,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:03:17,845 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:17,845 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:17,846 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:17,846 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:17,846 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:17,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:17,847 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:17,848 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:17,848 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:03:17,849 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:03:17,849 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:03:17,849 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:03:17,849 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_8789c78d-1287-47f7-8e15-bc48b6734e70/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8789c78d-1287-47f7-8e15-bc48b6734e70/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca0a592612bf67ed64c0cb4dbe07151d7191a8039e0f3c4eacc12cd10ecaa237 [2023-11-19 04:03:18,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:18,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:18,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:18,159 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:18,160 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:18,161 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8789c78d-1287-47f7-8e15-bc48b6734e70/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i [2023-11-19 04:03:21,326 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:21,719 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:21,720 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8789c78d-1287-47f7-8e15-bc48b6734e70/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i [2023-11-19 04:03:21,741 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8789c78d-1287-47f7-8e15-bc48b6734e70/bin/ukojak-verify-G8NBE6pJGL/data/f47f96e1e/7418a35c2f684cc2b6f08be82291738e/FLAG834d1d2f6 [2023-11-19 04:03:21,756 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8789c78d-1287-47f7-8e15-bc48b6734e70/bin/ukojak-verify-G8NBE6pJGL/data/f47f96e1e/7418a35c2f684cc2b6f08be82291738e [2023-11-19 04:03:21,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:21,760 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:21,761 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:21,762 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:21,767 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:21,768 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:21" (1/1) ... [2023-11-19 04:03:21,769 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fb77938 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:21, skipping insertion in model container [2023-11-19 04:03:21,769 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:21" (1/1) ... [2023-11-19 04:03:21,871 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:22,327 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_8789c78d-1287-47f7-8e15-bc48b6734e70/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[33021,33034] [2023-11-19 04:03:22,531 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_8789c78d-1287-47f7-8e15-bc48b6734e70/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[45234,45247] [2023-11-19 04:03:22,539 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:22,563 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:22,606 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_8789c78d-1287-47f7-8e15-bc48b6734e70/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[33021,33034] [2023-11-19 04:03:22,698 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_8789c78d-1287-47f7-8e15-bc48b6734e70/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[45234,45247] [2023-11-19 04:03:22,701 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:22,738 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:22,747 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:22,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22 WrapperNode [2023-11-19 04:03:22,748 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:22,750 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:22,750 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:22,750 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:22,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,824 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,926 INFO L138 Inliner]: procedures = 177, calls = 297, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1329 [2023-11-19 04:03:22,928 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:22,929 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:22,930 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:22,930 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:22,939 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,948 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,949 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:23,075 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:23,094 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:23,100 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:23,108 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:23,121 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:23,122 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:23,122 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:23,122 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:23,123 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:23,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:23,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8789c78d-1287-47f7-8e15-bc48b6734e70/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:23,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8789c78d-1287-47f7-8e15-bc48b6734e70/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:23,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8789c78d-1287-47f7-8e15-bc48b6734e70/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:23,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:03:23,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:03:23,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:03:23,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:03:23,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:03:23,239 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:03:23,239 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-11-19 04:03:23,239 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-11-19 04:03:23,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:03:23,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:23,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:03:23,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:03:23,240 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:03:23,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:03:23,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:03:23,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:03:23,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:23,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:23,489 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:23,493 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:25,057 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:26,803 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:26,803 INFO L302 CfgBuilder]: Removed 62 assume(true) statements. [2023-11-19 04:03:26,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:26 BoogieIcfgContainer [2023-11-19 04:03:26,816 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:26,818 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:26,818 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:26,829 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:26,829 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:26" (1/1) ... [2023-11-19 04:03:26,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:26,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:26,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 156 states and 267 transitions. [2023-11-19 04:03:26,953 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 267 transitions. [2023-11-19 04:03:26,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:03:26,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:26,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:27,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:27,194 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 04:03:27,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:27,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 156 states and 262 transitions. [2023-11-19 04:03:27,234 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 262 transitions. [2023-11-19 04:03:27,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:03:27,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:27,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:27,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:27,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:27,372 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 04:03:27,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:27,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 156 states and 259 transitions. [2023-11-19 04:03:27,394 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 259 transitions. [2023-11-19 04:03:27,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:03:27,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:27,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:27,615 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 04:03:27,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:27,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 158 states and 258 transitions. [2023-11-19 04:03:27,656 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 258 transitions. [2023-11-19 04:03:27,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:03:27,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:27,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:27,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:27,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:27,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:27,744 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 04:03:27,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:27,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 158 states and 254 transitions. [2023-11-19 04:03:27,752 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 254 transitions. [2023-11-19 04:03:27,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:03:27,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:27,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:27,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:27,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:27,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:27,884 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 04:03:27,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:27,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 158 states and 248 transitions. [2023-11-19 04:03:27,903 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 248 transitions. [2023-11-19 04:03:27,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:03:27,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:27,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:28,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:28,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:28,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:28,092 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 04:03:38,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:03:38,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:38,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 158 states and 242 transitions. [2023-11-19 04:03:38,291 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 242 transitions. [2023-11-19 04:03:38,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:03:38,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:38,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:38,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:38,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:03:38,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:38,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:48,943 WARN L539 Checker$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 04:03:58,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:04:08,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:04:08,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:08,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2023-11-19 04:04:08,993 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2023-11-19 04:04:08,994 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:04:08,994 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-11-19 04:04:09,003 INFO L751 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2023-11-19 04:04:09,043 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2023-11-19 04:04:09,050 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-19 04:04:09,056 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:04:09,056 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:04:09,057 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:04:09,057 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-19 04:04:09,057 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-19 04:04:09,058 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-19 04:04:09,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:04:09 ImpRootNode [2023-11-19 04:04:09,060 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:04:09,061 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:04:09,061 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:04:09,061 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:04:09,062 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:26" (3/4) ... [2023-11-19 04:04:09,064 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:04:09,068 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-19 04:04:09,068 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure test_int [2023-11-19 04:04:09,069 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 04:04:09,104 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 219 nodes and edges [2023-11-19 04:04:09,106 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2023-11-19 04:04:09,109 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-19 04:04:09,111 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 04:04:09,340 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8789c78d-1287-47f7-8e15-bc48b6734e70/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:04:09,341 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8789c78d-1287-47f7-8e15-bc48b6734e70/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 04:04:09,341 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:04:09,341 INFO L158 Benchmark]: Toolchain (without parser) took 47581.57ms. Allocated memory was 140.5MB in the beginning and 222.3MB in the end (delta: 81.8MB). Free memory was 92.2MB in the beginning and 81.9MB in the end (delta: 10.3MB). Peak memory consumption was 93.7MB. Max. memory is 16.1GB. [2023-11-19 04:04:09,342 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 140.5MB. Free memory was 111.6MB in the beginning and 111.4MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:04:09,342 INFO L158 Benchmark]: CACSL2BoogieTranslator took 987.43ms. Allocated memory is still 140.5MB. Free memory was 92.2MB in the beginning and 58.6MB in the end (delta: 33.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 04:04:09,343 INFO L158 Benchmark]: Boogie Procedure Inliner took 178.89ms. Allocated memory is still 140.5MB. Free memory was 58.6MB in the beginning and 50.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 04:04:09,344 INFO L158 Benchmark]: Boogie Preprocessor took 191.88ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 50.3MB in the beginning and 146.0MB in the end (delta: -95.7MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2023-11-19 04:04:09,344 INFO L158 Benchmark]: RCFGBuilder took 3694.46ms. Allocated memory was 184.5MB in the beginning and 222.3MB in the end (delta: 37.7MB). Free memory was 146.0MB in the beginning and 67.1MB in the end (delta: 78.9MB). Peak memory consumption was 115.6MB. Max. memory is 16.1GB. [2023-11-19 04:04:09,345 INFO L158 Benchmark]: CodeCheck took 42242.57ms. Allocated memory is still 222.3MB. Free memory was 67.1MB in the beginning and 97.6MB in the end (delta: -30.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:04:09,345 INFO L158 Benchmark]: Witness Printer took 279.97ms. Allocated memory is still 222.3MB. Free memory was 96.6MB in the beginning and 81.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:04:09,348 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, 156 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 42.1s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3 mSolverCounterUnknown, 756 SdHoareTripleChecker+Valid, 50.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 23 mSDsluCounter, 384 SdHoareTripleChecker+Invalid, 50.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 95 IncrementalHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 366 mSDtfsCounter, 95 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1110 GetRequests, 1096 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 131 ConstructedInterpolants, 0 QuantifiedInterpolants, 217 SizeOfPredicates, 0 NumberOfNonLiveVariables, 998 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: null - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 140.5MB. Free memory was 111.6MB in the beginning and 111.4MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 987.43ms. Allocated memory is still 140.5MB. Free memory was 92.2MB in the beginning and 58.6MB in the end (delta: 33.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 178.89ms. Allocated memory is still 140.5MB. Free memory was 58.6MB in the beginning and 50.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 191.88ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 50.3MB in the beginning and 146.0MB in the end (delta: -95.7MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3694.46ms. Allocated memory was 184.5MB in the beginning and 222.3MB in the end (delta: 37.7MB). Free memory was 146.0MB in the beginning and 67.1MB in the end (delta: 78.9MB). Peak memory consumption was 115.6MB. Max. memory is 16.1GB. * CodeCheck took 42242.57ms. Allocated memory is still 222.3MB. Free memory was 67.1MB in the beginning and 97.6MB in the end (delta: -30.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 279.97ms. Allocated memory is still 222.3MB. Free memory was 96.6MB in the beginning and 81.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. 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 04:04:09,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8789c78d-1287-47f7-8e15-bc48b6734e70/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