./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1f8d40fc3d39b827c494ff373d43bd116589a8fd89c6e972621bd6e0216b2f6d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:30:34,736 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:30:34,849 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:30:34,858 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:30:34,859 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:30:34,897 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:30:34,898 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:30:34,898 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:30:34,899 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:30:34,904 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:30:34,905 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:30:34,906 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:30:34,906 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:30:34,908 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:30:34,908 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:30:34,909 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:30:34,909 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:30:34,910 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:30:34,910 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:30:34,911 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:30:34,912 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:30:34,913 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:30:34,914 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:30:34,915 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:30:34,915 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:30:34,916 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:30:34,916 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:30:34,917 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:30:34,917 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:30:34,917 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:30:34,919 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:30:34,919 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:30:34,919 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:30:34,920 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:30:34,920 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:30:34,920 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:30:34,921 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:30:34,921 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:30:34,921 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:30:34,922 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:30:34,922 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:30:34,922 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:30:34,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:30:34,923 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:30:34,924 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:30:34,924 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:30:34,924 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:30:34,924 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f8d40fc3d39b827c494ff373d43bd116589a8fd89c6e972621bd6e0216b2f6d [2023-11-23 21:30:35,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:30:35,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:30:35,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:30:35,251 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:30:35,251 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:30:35,253 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i [2023-11-23 21:30:38,410 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:30:38,797 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:30:38,797 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i [2023-11-23 21:30:38,822 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire/data/40a0ec470/87dc69e539f54858924482a9f7917b27/FLAGb2b31a842 [2023-11-23 21:30:38,837 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire/data/40a0ec470/87dc69e539f54858924482a9f7917b27 [2023-11-23 21:30:38,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:30:38,841 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:30:38,843 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:30:38,843 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:30:38,851 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:30:38,852 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:30:38" (1/1) ... [2023-11-23 21:30:38,853 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e6a3bdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:38, skipping insertion in model container [2023-11-23 21:30:38,853 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:30:38" (1/1) ... [2023-11-23 21:30:38,945 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:30:39,364 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_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[33021,33034] [2023-11-23 21:30:39,551 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_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44124,44137] [2023-11-23 21:30:39,553 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_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44245,44258] [2023-11-23 21:30:39,580 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:30:39,592 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:30:39,644 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_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[33021,33034] [2023-11-23 21:30:39,690 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_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44124,44137] [2023-11-23 21:30:39,691 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_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44245,44258] [2023-11-23 21:30:39,700 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:30:39,742 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:30:39,750 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:30:39,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39 WrapperNode [2023-11-23 21:30:39,750 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:30:39,752 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:30:39,752 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:30:39,752 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:30:39,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:39,827 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:39,925 INFO L138 Inliner]: procedures = 176, calls = 328, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1494 [2023-11-23 21:30:39,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:30:39,926 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:30:39,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:30:39,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:30:39,937 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:39,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:39,952 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:39,953 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:40,025 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:40,067 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:40,073 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:40,096 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:40,111 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:30:40,119 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:30:40,119 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:30:40,119 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:30:40,120 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (1/1) ... [2023-11-23 21:30:40,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:30:40,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:30:40,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:30:40,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:30:40,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:30:40,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:30:40,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:30:40,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:30:40,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:30:40,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:30:40,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:30:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:30:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 21:30:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:30:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:30:40,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:30:40,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:30:40,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:30:40,472 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:30:40,477 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:30:42,161 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:30:43,825 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:30:43,826 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-23 21:30:43,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:43 BoogieIcfgContainer [2023-11-23 21:30:43,828 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:30:43,831 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:30:43,832 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:30:43,835 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:30:43,835 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:30:38" (1/3) ... [2023-11-23 21:30:43,837 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447d5ebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:30:43, skipping insertion in model container [2023-11-23 21:30:43,837 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:39" (2/3) ... [2023-11-23 21:30:43,838 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447d5ebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:30:43, skipping insertion in model container [2023-11-23 21:30:43,839 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:43" (3/3) ... [2023-11-23 21:30:43,841 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_JEN_test7-2.i [2023-11-23 21:30:43,865 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:30:43,865 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-23 21:30:43,939 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:30:43,947 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@245a2205, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:30:43,948 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-23 21:30:43,954 INFO L276 IsEmpty]: Start isEmpty. Operand has 131 states, 124 states have (on average 1.75) internal successors, (217), 126 states have internal predecessors, (217), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-23 21:30:43,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 21:30:43,961 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:30:43,962 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:30:43,963 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:30:43,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:30:43,971 INFO L85 PathProgramCache]: Analyzing trace with hash 687093747, now seen corresponding path program 1 times [2023-11-23 21:30:43,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:30:43,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664777653] [2023-11-23 21:30:43,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:43,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:30:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:30:44,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:30:44,223 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:30:44,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664777653] [2023-11-23 21:30:44,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664777653] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:30:44,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:30:44,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:30:44,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212301298] [2023-11-23 21:30:44,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:30:44,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:30:44,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:30:44,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:30:44,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:30:44,279 INFO L87 Difference]: Start difference. First operand has 131 states, 124 states have (on average 1.75) internal successors, (217), 126 states have internal predecessors, (217), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:30:46,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:30:48,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:30:50,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:30:52,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:30:52,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:30:52,707 INFO L93 Difference]: Finished difference Result 261 states and 445 transitions. [2023-11-23 21:30:52,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:30:52,713 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2023-11-23 21:30:52,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:30:52,721 INFO L225 Difference]: With dead ends: 261 [2023-11-23 21:30:52,721 INFO L226 Difference]: Without dead ends: 115 [2023-11-23 21:30:52,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:30:52,727 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2023-11-23 21:30:52,728 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 4 Unknown, 0 Unchecked, 8.4s Time] [2023-11-23 21:30:52,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2023-11-23 21:30:52,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2023-11-23 21:30:52,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 109 states have (on average 1.165137614678899) internal successors, (127), 110 states have internal predecessors, (127), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-23 21:30:52,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 133 transitions. [2023-11-23 21:30:52,809 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 133 transitions. Word has length 7 [2023-11-23 21:30:52,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:30:52,810 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 133 transitions. [2023-11-23 21:30:52,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:30:52,810 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 133 transitions. [2023-11-23 21:30:52,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 21:30:52,811 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:30:52,811 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:30:52,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:30:52,812 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:30:52,812 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:30:52,812 INFO L85 PathProgramCache]: Analyzing trace with hash -1935610471, now seen corresponding path program 1 times [2023-11-23 21:30:52,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:30:52,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741491629] [2023-11-23 21:30:52,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:52,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:30:52,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:30:53,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:30:53,079 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:30:53,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741491629] [2023-11-23 21:30:53,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741491629] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:30:53,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:30:53,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:30:53,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765667161] [2023-11-23 21:30:53,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:30:53,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:30:53,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:30:53,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:30:53,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:30:53,083 INFO L87 Difference]: Start difference. First operand 115 states and 133 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:30:55,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:30:57,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:30:59,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:31:01,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:31:03,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:31:05,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:31:05,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:31:05,202 INFO L93 Difference]: Finished difference Result 128 states and 149 transitions. [2023-11-23 21:31:05,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:31:05,206 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2023-11-23 21:31:05,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:31:05,207 INFO L225 Difference]: With dead ends: 128 [2023-11-23 21:31:05,207 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 21:31:05,208 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:31:05,209 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 5 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:31:05,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 16 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 4 Unknown, 0 Unchecked, 12.1s Time] [2023-11-23 21:31:05,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 21:31:05,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 21:31:05,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:31:05,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 21:31:05,214 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 9 [2023-11-23 21:31:05,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:31:05,214 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 21:31:05,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:31:05,215 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 21:31:05,216 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 21:31:05,218 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2023-11-23 21:31:05,219 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2023-11-23 21:31:05,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 21:31:05,221 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-23 21:31:05,285 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-23 21:31:05,286 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-23 21:31:05,286 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-23 21:31:05,286 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 734) no Hoare annotation was computed. [2023-11-23 21:31:05,287 INFO L899 garLoopResultBuilder]: For program point L715-1(lines 715 723) no Hoare annotation was computed. [2023-11-23 21:31:05,287 INFO L899 garLoopResultBuilder]: For program point L715-3(lines 715 723) no Hoare annotation was computed. [2023-11-23 21:31:05,287 INFO L895 garLoopResultBuilder]: At program point L715-4(lines 715 723) the Hoare annotation is: (<= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) [2023-11-23 21:31:05,288 INFO L899 garLoopResultBuilder]: For program point L715-5(lines 715 723) no Hoare annotation was computed. [2023-11-23 21:31:05,288 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-23 21:31:05,288 INFO L899 garLoopResultBuilder]: For program point L724-1(lines 724 732) no Hoare annotation was computed. [2023-11-23 21:31:05,288 INFO L899 garLoopResultBuilder]: For program point L724-3(lines 724 732) no Hoare annotation was computed. [2023-11-23 21:31:05,288 INFO L895 garLoopResultBuilder]: At program point L724-4(lines 724 732) the Hoare annotation is: false [2023-11-23 21:31:05,289 INFO L899 garLoopResultBuilder]: For program point L724-5(lines 724 732) no Hoare annotation was computed. [2023-11-23 21:31:05,289 INFO L899 garLoopResultBuilder]: For program point L722-68(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,289 INFO L902 garLoopResultBuilder]: At program point L722-69(line 722) the Hoare annotation is: true [2023-11-23 21:31:05,289 INFO L899 garLoopResultBuilder]: For program point L722-70(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,289 INFO L902 garLoopResultBuilder]: At program point L722-71(line 722) the Hoare annotation is: true [2023-11-23 21:31:05,290 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 730) no Hoare annotation was computed. [2023-11-23 21:31:05,290 INFO L899 garLoopResultBuilder]: For program point L727-3(line 727) no Hoare annotation was computed. [2023-11-23 21:31:05,290 INFO L899 garLoopResultBuilder]: For program point L725-68(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,290 INFO L895 garLoopResultBuilder]: At program point L725-69(line 725) the Hoare annotation is: false [2023-11-23 21:31:05,291 INFO L899 garLoopResultBuilder]: For program point L725-70(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,291 INFO L899 garLoopResultBuilder]: For program point L727-8(line 727) no Hoare annotation was computed. [2023-11-23 21:31:05,291 INFO L895 garLoopResultBuilder]: At program point L725-71(line 725) the Hoare annotation is: false [2023-11-23 21:31:05,291 INFO L899 garLoopResultBuilder]: For program point L727-11(line 727) no Hoare annotation was computed. [2023-11-23 21:31:05,291 INFO L895 garLoopResultBuilder]: At program point L727-12(line 727) the Hoare annotation is: false [2023-11-23 21:31:05,292 INFO L899 garLoopResultBuilder]: For program point L727-13(line 727) no Hoare annotation was computed. [2023-11-23 21:31:05,292 INFO L899 garLoopResultBuilder]: For program point L722-170(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,292 INFO L902 garLoopResultBuilder]: At program point L722-171(line 722) the Hoare annotation is: true [2023-11-23 21:31:05,292 INFO L899 garLoopResultBuilder]: For program point L722-172(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,292 INFO L899 garLoopResultBuilder]: For program point L722-173(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,293 INFO L902 garLoopResultBuilder]: At program point L722-174(line 722) the Hoare annotation is: true [2023-11-23 21:31:05,293 INFO L899 garLoopResultBuilder]: For program point L722-175(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,293 INFO L902 garLoopResultBuilder]: At program point L722-176(line 722) the Hoare annotation is: true [2023-11-23 21:31:05,293 INFO L899 garLoopResultBuilder]: For program point L727-22(line 727) no Hoare annotation was computed. [2023-11-23 21:31:05,293 INFO L899 garLoopResultBuilder]: For program point L722-178(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,294 INFO L895 garLoopResultBuilder]: At program point L727-23(line 727) the Hoare annotation is: false [2023-11-23 21:31:05,294 INFO L899 garLoopResultBuilder]: For program point L722-180(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,294 INFO L895 garLoopResultBuilder]: At program point L722-182(line 722) the Hoare annotation is: false [2023-11-23 21:31:05,294 INFO L899 garLoopResultBuilder]: For program point L722-183(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,294 INFO L899 garLoopResultBuilder]: For program point L722-184(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,295 INFO L895 garLoopResultBuilder]: At program point L722-186(line 722) the Hoare annotation is: false [2023-11-23 21:31:05,295 INFO L899 garLoopResultBuilder]: For program point L722-187(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,295 INFO L899 garLoopResultBuilder]: For program point L722-188(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,295 INFO L895 garLoopResultBuilder]: At program point L722-189(line 722) the Hoare annotation is: false [2023-11-23 21:31:05,295 INFO L899 garLoopResultBuilder]: For program point L727-34(line 727) no Hoare annotation was computed. [2023-11-23 21:31:05,296 INFO L899 garLoopResultBuilder]: For program point L722-190(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,296 INFO L895 garLoopResultBuilder]: At program point L727-35(line 727) the Hoare annotation is: false [2023-11-23 21:31:05,296 INFO L899 garLoopResultBuilder]: For program point L727-36(line 727) no Hoare annotation was computed. [2023-11-23 21:31:05,296 INFO L899 garLoopResultBuilder]: For program point L727-37(line 727) no Hoare annotation was computed. [2023-11-23 21:31:05,296 INFO L899 garLoopResultBuilder]: For program point L722-193(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,297 INFO L899 garLoopResultBuilder]: For program point L727-38(line 727) no Hoare annotation was computed. [2023-11-23 21:31:05,297 INFO L895 garLoopResultBuilder]: At program point L722-194(line 722) the Hoare annotation is: false [2023-11-23 21:31:05,297 INFO L895 garLoopResultBuilder]: At program point L727-39(line 727) the Hoare annotation is: false [2023-11-23 21:31:05,297 INFO L899 garLoopResultBuilder]: For program point L727-40(line 727) no Hoare annotation was computed. [2023-11-23 21:31:05,298 INFO L899 garLoopResultBuilder]: For program point L722-202(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,298 INFO L895 garLoopResultBuilder]: At program point L722-203(line 722) the Hoare annotation is: false [2023-11-23 21:31:05,298 INFO L899 garLoopResultBuilder]: For program point L722-210(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,298 INFO L899 garLoopResultBuilder]: For program point L722-212(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,298 INFO L895 garLoopResultBuilder]: At program point L722-214(line 722) the Hoare annotation is: false [2023-11-23 21:31:05,299 INFO L899 garLoopResultBuilder]: For program point L722-215(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,299 INFO L899 garLoopResultBuilder]: For program point L722-225(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,299 INFO L899 garLoopResultBuilder]: For program point L722-235(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,299 INFO L895 garLoopResultBuilder]: At program point L722-236(line 722) the Hoare annotation is: false [2023-11-23 21:31:05,299 INFO L899 garLoopResultBuilder]: For program point L722-237(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,300 INFO L895 garLoopResultBuilder]: At program point L722-246(line 722) the Hoare annotation is: false [2023-11-23 21:31:05,300 INFO L895 garLoopResultBuilder]: At program point L722-248(line 722) the Hoare annotation is: false [2023-11-23 21:31:05,300 INFO L899 garLoopResultBuilder]: For program point L730(line 730) no Hoare annotation was computed. [2023-11-23 21:31:05,300 INFO L899 garLoopResultBuilder]: For program point L722-249(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,300 INFO L899 garLoopResultBuilder]: For program point L722-255(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,301 INFO L899 garLoopResultBuilder]: For program point L722-256(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,301 INFO L895 garLoopResultBuilder]: At program point L722-257(line 722) the Hoare annotation is: false [2023-11-23 21:31:05,301 INFO L899 garLoopResultBuilder]: For program point L722-259(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,301 INFO L899 garLoopResultBuilder]: For program point L722-260(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,301 INFO L895 garLoopResultBuilder]: At program point L722-261(line 722) the Hoare annotation is: false [2023-11-23 21:31:05,302 INFO L899 garLoopResultBuilder]: For program point L722-262(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,302 INFO L899 garLoopResultBuilder]: For program point L722-263(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,302 INFO L899 garLoopResultBuilder]: For program point L725-170(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,302 INFO L895 garLoopResultBuilder]: At program point L722-264(line 722) the Hoare annotation is: false [2023-11-23 21:31:05,302 INFO L895 garLoopResultBuilder]: At program point L725-171(line 725) the Hoare annotation is: false [2023-11-23 21:31:05,303 INFO L899 garLoopResultBuilder]: For program point L722-265(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,303 INFO L899 garLoopResultBuilder]: For program point L725-172(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,303 INFO L895 garLoopResultBuilder]: At program point L722-266(line 722) the Hoare annotation is: false [2023-11-23 21:31:05,303 INFO L899 garLoopResultBuilder]: For program point L725-173(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,303 INFO L899 garLoopResultBuilder]: For program point L722-267(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,304 INFO L895 garLoopResultBuilder]: At program point L725-174(line 725) the Hoare annotation is: false [2023-11-23 21:31:05,304 INFO L899 garLoopResultBuilder]: For program point L722-268(line 722) no Hoare annotation was computed. [2023-11-23 21:31:05,304 INFO L899 garLoopResultBuilder]: For program point L725-175(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,304 INFO L902 garLoopResultBuilder]: At program point L722-269(line 722) the Hoare annotation is: true [2023-11-23 21:31:05,304 INFO L895 garLoopResultBuilder]: At program point L725-176(line 725) the Hoare annotation is: false [2023-11-23 21:31:05,305 INFO L899 garLoopResultBuilder]: For program point L725-178(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,305 INFO L899 garLoopResultBuilder]: For program point L725-185(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,305 INFO L895 garLoopResultBuilder]: At program point L725-186(line 725) the Hoare annotation is: false [2023-11-23 21:31:05,305 INFO L899 garLoopResultBuilder]: For program point L725-187(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,305 INFO L899 garLoopResultBuilder]: For program point L725-188(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,306 INFO L899 garLoopResultBuilder]: For program point L725-190(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,306 INFO L895 garLoopResultBuilder]: At program point L725-191(line 725) the Hoare annotation is: false [2023-11-23 21:31:05,306 INFO L899 garLoopResultBuilder]: For program point L725-197(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,306 INFO L899 garLoopResultBuilder]: For program point L725-198(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,306 INFO L899 garLoopResultBuilder]: For program point L725-201(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,306 INFO L899 garLoopResultBuilder]: For program point L725-202(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,307 INFO L899 garLoopResultBuilder]: For program point L725-204(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,307 INFO L895 garLoopResultBuilder]: At program point L725-205(line 725) the Hoare annotation is: false [2023-11-23 21:31:05,307 INFO L895 garLoopResultBuilder]: At program point L725-207(line 725) the Hoare annotation is: false [2023-11-23 21:31:05,307 INFO L899 garLoopResultBuilder]: For program point L725-208(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,307 INFO L895 garLoopResultBuilder]: At program point L725-209(line 725) the Hoare annotation is: false [2023-11-23 21:31:05,308 INFO L899 garLoopResultBuilder]: For program point L725-211(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,308 INFO L899 garLoopResultBuilder]: For program point L725-213(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,308 INFO L895 garLoopResultBuilder]: At program point L725-214(line 725) the Hoare annotation is: false [2023-11-23 21:31:05,308 INFO L899 garLoopResultBuilder]: For program point L725-215(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,308 INFO L899 garLoopResultBuilder]: For program point L725-216(line 725) no Hoare annotation was computed. [2023-11-23 21:31:05,309 INFO L895 garLoopResultBuilder]: At program point L725-217(line 725) the Hoare annotation is: false [2023-11-23 21:31:05,309 INFO L899 garLoopResultBuilder]: For program point L725-218(lines 724 732) no Hoare annotation was computed. [2023-11-23 21:31:05,309 INFO L895 garLoopResultBuilder]: At program point L733-3(lines 733 735) the Hoare annotation is: false [2023-11-23 21:31:05,309 INFO L899 garLoopResultBuilder]: For program point L734(line 734) no Hoare annotation was computed. [2023-11-23 21:31:05,309 INFO L902 garLoopResultBuilder]: At program point L737-9(lines 737 740) the Hoare annotation is: true [2023-11-23 21:31:05,310 INFO L899 garLoopResultBuilder]: For program point L738-3(line 738) no Hoare annotation was computed. [2023-11-23 21:31:05,310 INFO L899 garLoopResultBuilder]: For program point L738-8(line 738) no Hoare annotation was computed. [2023-11-23 21:31:05,310 INFO L899 garLoopResultBuilder]: For program point L738-11(line 738) no Hoare annotation was computed. [2023-11-23 21:31:05,310 INFO L902 garLoopResultBuilder]: At program point L738-12(line 738) the Hoare annotation is: true [2023-11-23 21:31:05,310 INFO L899 garLoopResultBuilder]: For program point L738-13(line 738) no Hoare annotation was computed. [2023-11-23 21:31:05,311 INFO L899 garLoopResultBuilder]: For program point L738-22(line 738) no Hoare annotation was computed. [2023-11-23 21:31:05,311 INFO L902 garLoopResultBuilder]: At program point L738-23(line 738) the Hoare annotation is: true [2023-11-23 21:31:05,311 INFO L899 garLoopResultBuilder]: For program point L738-34(line 738) no Hoare annotation was computed. [2023-11-23 21:31:05,311 INFO L902 garLoopResultBuilder]: At program point L738-35(line 738) the Hoare annotation is: true [2023-11-23 21:31:05,311 INFO L899 garLoopResultBuilder]: For program point L738-36(line 738) no Hoare annotation was computed. [2023-11-23 21:31:05,312 INFO L899 garLoopResultBuilder]: For program point L738-37(line 738) no Hoare annotation was computed. [2023-11-23 21:31:05,312 INFO L899 garLoopResultBuilder]: For program point L738-38(line 738) no Hoare annotation was computed. [2023-11-23 21:31:05,312 INFO L902 garLoopResultBuilder]: At program point L738-39(line 738) the Hoare annotation is: true [2023-11-23 21:31:05,312 INFO L899 garLoopResultBuilder]: For program point L738-40(line 738) no Hoare annotation was computed. [2023-11-23 21:31:05,312 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 21:31:05,316 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-23 21:31:05,318 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:31:05,333 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-23 21:31:05,335 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:31:05 BoogieIcfgContainer [2023-11-23 21:31:05,335 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:31:05,336 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:31:05,336 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:31:05,336 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:31:05,336 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:43" (3/4) ... [2023-11-23 21:31:05,338 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 21:31:05,342 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-23 21:31:05,370 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 251 nodes and edges [2023-11-23 21:31:05,373 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-23 21:31:05,375 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-23 21:31:05,378 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 21:31:05,575 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire/witness.graphml [2023-11-23 21:31:05,575 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire/witness.yml [2023-11-23 21:31:05,575 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:31:05,576 INFO L158 Benchmark]: Toolchain (without parser) took 26735.08ms. Allocated memory was 140.5MB in the beginning and 247.5MB in the end (delta: 107.0MB). Free memory was 96.9MB in the beginning and 140.0MB in the end (delta: -43.1MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2023-11-23 21:31:05,576 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 102.8MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:31:05,577 INFO L158 Benchmark]: CACSL2BoogieTranslator took 908.16ms. Allocated memory is still 140.5MB. Free memory was 96.6MB in the beginning and 99.0MB in the end (delta: -2.4MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2023-11-23 21:31:05,577 INFO L158 Benchmark]: Boogie Procedure Inliner took 173.74ms. Allocated memory is still 140.5MB. Free memory was 98.3MB in the beginning and 89.2MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 21:31:05,578 INFO L158 Benchmark]: Boogie Preprocessor took 184.74ms. Allocated memory is still 140.5MB. Free memory was 89.2MB in the beginning and 79.4MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 21:31:05,578 INFO L158 Benchmark]: RCFGBuilder took 3710.23ms. Allocated memory was 140.5MB in the beginning and 247.5MB in the end (delta: 107.0MB). Free memory was 79.4MB in the beginning and 122.7MB in the end (delta: -43.3MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. [2023-11-23 21:31:05,578 INFO L158 Benchmark]: TraceAbstraction took 21503.69ms. Allocated memory is still 247.5MB. Free memory was 122.7MB in the beginning and 156.8MB in the end (delta: -34.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:31:05,579 INFO L158 Benchmark]: Witness Printer took 240.07ms. Allocated memory is still 247.5MB. Free memory was 156.8MB in the beginning and 140.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:31:05,581 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 102.8MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 908.16ms. Allocated memory is still 140.5MB. Free memory was 96.6MB in the beginning and 99.0MB in the end (delta: -2.4MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 173.74ms. Allocated memory is still 140.5MB. Free memory was 98.3MB in the beginning and 89.2MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 184.74ms. Allocated memory is still 140.5MB. Free memory was 89.2MB in the beginning and 79.4MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3710.23ms. Allocated memory was 140.5MB in the beginning and 247.5MB in the end (delta: 107.0MB). Free memory was 79.4MB in the beginning and 122.7MB in the end (delta: -43.3MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. * TraceAbstraction took 21503.69ms. Allocated memory is still 247.5MB. Free memory was 122.7MB in the beginning and 156.8MB in the end (delta: -34.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 240.07ms. Allocated memory is still 247.5MB. Free memory was 156.8MB in the beginning and 140.0MB 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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 730]: 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: 734]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 131 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 21.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 20.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 8 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 20.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 136 SdHoareTripleChecker+Invalid, 20.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 41 IncrementalHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 127 mSDtfsCounter, 41 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=131occurred in iteration=0, InterpolantAutomatonStates: 7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 55 PreInvPairs, 70 NumberOfFragments, 51 HoareAnnotationTreeSize, 55 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 22 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 724]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2023-11-23 21:31:05,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fec40e-fabb-4fed-a2d9-e13de6db8c85/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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