./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/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_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/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_a551c83d-9db1-47d5-819f-f17519d9fbd0/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 fdc85b042221b41aa26e62667e19ce1f6c246be9a2cb4f81fe8b15c8429db160 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:35:34,678 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:35:34,818 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:35:34,823 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:35:34,824 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:35:34,870 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:35:34,871 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:35:34,873 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:35:34,874 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:35:34,879 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:35:34,880 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:35:34,881 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:35:34,881 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:35:34,883 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:35:34,884 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:35:34,885 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:35:34,885 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:35:34,886 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:35:34,886 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:35:34,887 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:35:34,887 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:35:34,888 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:35:34,890 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:35:34,890 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:35:34,891 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:35:34,891 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:35:34,892 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:35:34,892 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:35:34,893 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:35:34,893 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:35:34,894 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:35:34,895 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:35:34,895 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:35:34,895 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:35:34,896 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:35:34,912 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:35:34,912 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:35:34,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:34,912 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:35:34,913 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:35:34,913 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:35:34,914 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:35:34,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:35:34,915 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:35:34,915 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:35:34,915 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:35:34,916 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:35:34,916 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_a551c83d-9db1-47d5-819f-f17519d9fbd0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdc85b042221b41aa26e62667e19ce1f6c246be9a2cb4f81fe8b15c8429db160 [2023-11-23 20:35:35,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:35:35,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:35:35,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:35:35,363 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:35:35,366 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:35:35,368 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i [2023-11-23 20:35:38,573 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:35:38,975 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:35:38,976 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i [2023-11-23 20:35:38,993 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire/data/4f26572d9/7565e0e1565945048fb4bf49e73e5905/FLAGb293bf370 [2023-11-23 20:35:39,008 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire/data/4f26572d9/7565e0e1565945048fb4bf49e73e5905 [2023-11-23 20:35:39,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:35:39,012 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:35:39,014 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:39,014 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:35:39,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:35:39,021 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:39" (1/1) ... [2023-11-23 20:35:39,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a4851f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:39, skipping insertion in model container [2023-11-23 20:35:39,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:39" (1/1) ... [2023-11-23 20:35:39,082 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:35:39,428 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:35:39,582 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_a551c83d-9db1-47d5-819f-f17519d9fbd0/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i[33519,33532] [2023-11-23 20:35:39,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:35:39,729 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:35:39,766 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:35:39,801 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_a551c83d-9db1-47d5-819f-f17519d9fbd0/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i[33519,33532] [2023-11-23 20:35:39,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:35:39,942 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:35:39,951 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:35:39,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:39 WrapperNode [2023-11-23 20:35:39,952 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:39,953 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:35:39,954 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:35:39,954 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:35:39,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:39" (1/1) ... [2023-11-23 20:35:40,010 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:39" (1/1) ... [2023-11-23 20:35:40,079 INFO L138 Inliner]: procedures = 178, calls = 177, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 751 [2023-11-23 20:35:40,079 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:35:40,080 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:35:40,080 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:35:40,081 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:35:40,118 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:39" (1/1) ... [2023-11-23 20:35:40,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:39" (1/1) ... [2023-11-23 20:35:40,132 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:39" (1/1) ... [2023-11-23 20:35:40,132 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:39" (1/1) ... [2023-11-23 20:35:40,228 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:39" (1/1) ... [2023-11-23 20:35:40,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:39" (1/1) ... [2023-11-23 20:35:40,264 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:39" (1/1) ... [2023-11-23 20:35:40,270 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:39" (1/1) ... [2023-11-23 20:35:40,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:35:40,280 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:35:40,281 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:35:40,281 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:35:40,282 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:39" (1/1) ... [2023-11-23 20:35:40,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:40,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:35:40,321 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:35:40,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:35:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:35:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:35:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:35:40,377 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:35:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:35:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:35:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:35:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:35:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:35:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:35:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:35:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:35:40,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:35:40,566 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:35:40,569 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:35:41,695 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:35:42,855 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:35:42,855 INFO L309 CfgBuilder]: Removed 31 assume(true) statements. [2023-11-23 20:35:42,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:35:42 BoogieIcfgContainer [2023-11-23 20:35:42,859 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:35:42,866 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:35:42,866 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:35:42,871 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:35:42,873 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:35:39" (1/3) ... [2023-11-23 20:35:42,874 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f321255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:35:42, skipping insertion in model container [2023-11-23 20:35:42,874 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:39" (2/3) ... [2023-11-23 20:35:42,876 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f321255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:35:42, skipping insertion in model container [2023-11-23 20:35:42,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:35:42" (3/3) ... [2023-11-23 20:35:42,879 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_OAT_nondet_test1-1.i [2023-11-23 20:35:42,905 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:35:42,905 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:35:42,987 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:35:42,997 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;@589b0cec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:35:42,998 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:35:43,004 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 56 states have (on average 1.7142857142857142) internal successors, (96), 57 states have internal predecessors, (96), 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 20:35:43,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:35:43,012 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:35:43,014 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-23 20:35:43,015 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:35:43,024 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:35:43,025 INFO L85 PathProgramCache]: Analyzing trace with hash 762153636, now seen corresponding path program 1 times [2023-11-23 20:35:43,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:35:43,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827786816] [2023-11-23 20:35:43,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:35:43,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:35:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:35:43,324 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 20:35:43,325 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 20:35:43,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827786816] [2023-11-23 20:35:43,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827786816] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:35:43,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:35:43,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:35:43,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006897879] [2023-11-23 20:35:43,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:35:43,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:35:43,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 20:35:43,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:35:43,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:35:43,371 INFO L87 Difference]: Start difference. First operand has 62 states, 56 states have (on average 1.7142857142857142) internal successors, (96), 57 states have internal predecessors, (96), 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 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 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 20:35:45,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:35:47,507 WARN L539 Checker$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 20:35:49,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:35:51,621 WARN L539 Checker$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 20:35:53,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:35:55,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:35:58,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-23 20:35:59,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:35:59,156 INFO L93 Difference]: Finished difference Result 175 states and 294 transitions. [2023-11-23 20:35:59,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:35:59,163 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 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 5 [2023-11-23 20:35:59,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:35:59,171 INFO L225 Difference]: With dead ends: 175 [2023-11-23 20:35:59,171 INFO L226 Difference]: Without dead ends: 112 [2023-11-23 20:35:59,174 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:35:59,177 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 53 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2023-11-23 20:35:59,178 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 114 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 7 Unknown, 0 Unchecked, 15.7s Time] [2023-11-23 20:35:59,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-23 20:35:59,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 61. [2023-11-23 20:35:59,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 56 states have (on average 1.1428571428571428) internal successors, (64), 56 states have internal predecessors, (64), 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 20:35:59,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 70 transitions. [2023-11-23 20:35:59,224 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 70 transitions. Word has length 5 [2023-11-23 20:35:59,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:35:59,225 INFO L495 AbstractCegarLoop]: Abstraction has 61 states and 70 transitions. [2023-11-23 20:35:59,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 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 20:35:59,225 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2023-11-23 20:35:59,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:35:59,228 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:35:59,228 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:35:59,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 20:35:59,229 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:35:59,230 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:35:59,230 INFO L85 PathProgramCache]: Analyzing trace with hash 795660270, now seen corresponding path program 1 times [2023-11-23 20:35:59,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:35:59,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215164907] [2023-11-23 20:35:59,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:35:59,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:35:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:35:59,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:35:59,833 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 20:35:59,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215164907] [2023-11-23 20:35:59,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215164907] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:35:59,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:35:59,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:35:59,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195992649] [2023-11-23 20:35:59,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:35:59,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:35:59,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 20:35:59,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:35:59,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:35:59,837 INFO L87 Difference]: Start difference. First operand 61 states and 70 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 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 20:36:01,864 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 20:36:03,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:36:06,074 WARN L539 Checker$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 20:36:08,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:36:10,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:36:12,120 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 20:36:12,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:36:12,876 INFO L93 Difference]: Finished difference Result 132 states and 152 transitions. [2023-11-23 20:36:12,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:36:12,880 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 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 32 [2023-11-23 20:36:12,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:36:12,881 INFO L225 Difference]: With dead ends: 132 [2023-11-23 20:36:12,881 INFO L226 Difference]: Without dead ends: 73 [2023-11-23 20:36:12,882 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:36:12,883 INFO L413 NwaCegarLoop]: 52 mSDtfsCounter, 11 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 2 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2023-11-23 20:36:12,884 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 90 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 32 Invalid, 5 Unknown, 0 Unchecked, 13.0s Time] [2023-11-23 20:36:12,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-23 20:36:12,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 72. [2023-11-23 20:36:12,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 67 states have (on average 1.1343283582089552) internal successors, (76), 67 states have internal predecessors, (76), 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 20:36:12,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 82 transitions. [2023-11-23 20:36:12,894 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 82 transitions. Word has length 32 [2023-11-23 20:36:12,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:36:12,895 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 82 transitions. [2023-11-23 20:36:12,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 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 20:36:12,895 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 82 transitions. [2023-11-23 20:36:12,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:36:12,897 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:36:12,898 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:36:12,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 20:36:12,898 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:36:12,899 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:36:12,899 INFO L85 PathProgramCache]: Analyzing trace with hash 440600343, now seen corresponding path program 1 times [2023-11-23 20:36:12,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:36:12,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096987346] [2023-11-23 20:36:12,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:36:12,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:36:13,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:36:13,371 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:36:13,372 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 20:36:13,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096987346] [2023-11-23 20:36:13,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096987346] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:36:13,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1160653717] [2023-11-23 20:36:13,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:36:13,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:36:13,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:36:13,382 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:36:13,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:36:13,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:36:13,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:36:13,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:36:13,929 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:36:13,930 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:36:14,092 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:36:14,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1160653717] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 20:36:14,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [473403766] [2023-11-23 20:36:14,122 INFO L159 IcfgInterpreter]: Started Sifa with 42 locations of interest [2023-11-23 20:36:14,122 INFO L166 IcfgInterpreter]: Building call graph [2023-11-23 20:36:14,126 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-23 20:36:14,133 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-23 20:36:14,133 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-23 20:36:19,046 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-23 20:36:19,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [473403766] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:36:19,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-11-23 20:36:19,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4, 4] total 11 [2023-11-23 20:36:19,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461351731] [2023-11-23 20:36:19,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:36:19,941 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 20:36:19,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 20:36:19,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 20:36:19,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=59, Unknown=0, NotChecked=0, Total=110 [2023-11-23 20:36:19,950 INFO L87 Difference]: Start difference. First operand 72 states and 82 transitions. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-23 20:36:20,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:36:20,071 INFO L93 Difference]: Finished difference Result 74 states and 85 transitions. [2023-11-23 20:36:20,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 20:36:20,077 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 45 [2023-11-23 20:36:20,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:36:20,077 INFO L225 Difference]: With dead ends: 74 [2023-11-23 20:36:20,077 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 20:36:20,078 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=51, Invalid=59, Unknown=0, NotChecked=0, Total=110 [2023-11-23 20:36:20,080 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 0 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 20:36:20,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 20:36:20,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 20:36:20,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 20:36:20,088 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 20:36:20,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 20:36:20,089 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 45 [2023-11-23 20:36:20,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:36:20,090 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 20:36:20,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-23 20:36:20,090 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 20:36:20,091 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 20:36:20,094 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:36:20,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:36:20,296 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:36:20,299 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-23 20:36:21,228 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-23 20:36:21,228 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-23 20:36:21,228 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-23 20:36:21,228 INFO L899 garLoopResultBuilder]: For program point L737-2(lines 737 746) no Hoare annotation was computed. [2023-11-23 20:36:21,229 INFO L895 garLoopResultBuilder]: At program point L737-3(lines 737 746) the Hoare annotation is: (let ((.cse0 (select |#memory_int| 1))) (and (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~i~0#1| 0) (= |ULTIMATE.start_main_~sum~0#1| 0) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) (= 11 (select |#length| 2)) (= 2 (select |#length| 1)) (= (select |#valid| 1) 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse0 0) 48) (= (select .cse0 1) 0))) [2023-11-23 20:36:21,229 INFO L895 garLoopResultBuilder]: At program point L747-3(lines 747 749) the Hoare annotation is: false [2023-11-23 20:36:21,229 INFO L899 garLoopResultBuilder]: For program point L745-68(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,229 INFO L895 garLoopResultBuilder]: At program point L745-69(line 745) the Hoare annotation is: false [2023-11-23 20:36:21,229 INFO L899 garLoopResultBuilder]: For program point L745-70(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,230 INFO L895 garLoopResultBuilder]: At program point L745-71(line 745) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_main_~user~0#1.base|) 4))) (and (<= .cse0 32767) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~i~0#1| 0) (<= (+ |ULTIMATE.start_main_~user~0#1.base| 1) |#StackHeapBarrier|) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) (= 4276993775 |ULTIMATE.start_main_~_ha_hashv~0#1|) (not (= |ULTIMATE.start_main_~user~0#1.base| 0)) (<= 0 (+ .cse0 32768)) (= |ULTIMATE.start_main_~user~0#1.base| |ULTIMATE.start_main_~_hj_key~0#1.base|) (exists ((|v_#memory_int_294| (Array Int (Array Int Int)))) (let ((.cse1 (select |v_#memory_int_294| 1))) (and (= |#memory_int| (store |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base|) 0 0) 4 .cse0))) (= (select .cse1 1) 0) (= (select .cse1 0) 48)))) (exists ((|v_#valid_42| (Array Int Int))) (and (= (store |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base| 1) |#valid|) (= (select |v_#valid_42| 2) 1) (= (select |v_#valid_42| 1) 1) (= (select |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base|) 0) (= (select |v_#valid_42| 0) 0))) (= |ULTIMATE.start_main_~_hj_key~0#1.offset| 0) (= |ULTIMATE.start_main_~user~0#1.offset| 0) (= .cse0 |ULTIMATE.start_main_~sum~0#1|) (= 4 |ULTIMATE.start_main_~_hj_k~0#1|) (= 2654435769 |ULTIMATE.start_main_~_hj_j~0#1|) (= 2654435769 |ULTIMATE.start_main_~_hj_i~0#1|) (exists ((|v_#length_24| (Array Int Int))) (and (= (select |v_#length_24| 2) 11) (= (select |v_#length_24| 1) 2) (= |#length| (store |v_#length_24| |ULTIMATE.start_main_~user~0#1.base| 40)))))) [2023-11-23 20:36:21,230 INFO L899 garLoopResultBuilder]: For program point L745-170(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,231 INFO L895 garLoopResultBuilder]: At program point L745-171(line 745) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_main_~user~0#1.base|) 4))) (and (<= .cse0 32767) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~i~0#1| 0) (<= (+ |ULTIMATE.start_main_~user~0#1.base| 1) |#StackHeapBarrier|) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) (not (= |ULTIMATE.start_main_~user~0#1.base| 0)) (<= 0 (+ .cse0 32768)) (= |ULTIMATE.start_main_~user~0#1.base| |ULTIMATE.start_main_~_hj_key~0#1.base|) (exists ((|v_#memory_int_294| (Array Int (Array Int Int)))) (let ((.cse1 (select |v_#memory_int_294| 1))) (and (= |#memory_int| (store |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base|) 0 0) 4 .cse0))) (= (select .cse1 1) 0) (= (select .cse1 0) 48)))) (exists ((|v_#valid_42| (Array Int Int))) (and (= (store |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base| 1) |#valid|) (= (select |v_#valid_42| 2) 1) (= (select |v_#valid_42| 1) 1) (= (select |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base|) 0) (= (select |v_#valid_42| 0) 0))) (= |ULTIMATE.start_main_~_hj_key~0#1.offset| 0) (= 4276993779 |ULTIMATE.start_main_~_ha_hashv~0#1|) (= |ULTIMATE.start_main_~user~0#1.offset| 0) (= .cse0 |ULTIMATE.start_main_~sum~0#1|) (= (let ((.cse2 (select |#memory_int| |ULTIMATE.start_main_~_hj_key~0#1.base|))) (+ (mod (select .cse2 0) 256) (* (mod (select .cse2 3) 256) 16777216) (* 65536 (mod (select .cse2 2) 256)) 2654435769 (* (mod (select .cse2 1) 256) 256))) |ULTIMATE.start_main_~_hj_i~0#1|) (= 4 |ULTIMATE.start_main_~_hj_k~0#1|) (= 2654435769 |ULTIMATE.start_main_~_hj_j~0#1|) (exists ((|v_#length_24| (Array Int Int))) (and (= (select |v_#length_24| 2) 11) (= (select |v_#length_24| 1) 2) (= |#length| (store |v_#length_24| |ULTIMATE.start_main_~user~0#1.base| 40)))))) [2023-11-23 20:36:21,231 INFO L899 garLoopResultBuilder]: For program point L745-172(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,232 INFO L899 garLoopResultBuilder]: For program point L745-173(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,232 INFO L895 garLoopResultBuilder]: At program point L745-174(line 745) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_main_~user~0#1.base|) 4))) (and (<= .cse0 32767) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~i~0#1| 0) (<= (+ |ULTIMATE.start_main_~user~0#1.base| 1) |#StackHeapBarrier|) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) (not (= |ULTIMATE.start_main_~user~0#1.base| 0)) (<= 0 (+ .cse0 32768)) (exists ((|v_#memory_int_294| (Array Int (Array Int Int)))) (let ((.cse1 (select |v_#memory_int_294| 1))) (and (= |#memory_int| (store |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base|) 0 0) 4 .cse0))) (= (select .cse1 1) 0) (= (select .cse1 0) 48)))) (exists ((|v_#valid_42| (Array Int Int))) (and (= (store |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base| 1) |#valid|) (= (select |v_#valid_42| 2) 1) (= (select |v_#valid_42| 1) 1) (= (select |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base|) 0) (= (select |v_#valid_42| 0) 0))) (= |ULTIMATE.start_main_~user~0#1.offset| 0) (= .cse0 |ULTIMATE.start_main_~sum~0#1|) (exists ((|v_#length_24| (Array Int Int))) (and (= (select |v_#length_24| 2) 11) (= (select |v_#length_24| 1) 2) (= |#length| (store |v_#length_24| |ULTIMATE.start_main_~user~0#1.base| 40)))))) [2023-11-23 20:36:21,238 INFO L899 garLoopResultBuilder]: For program point L745-175(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,240 INFO L895 garLoopResultBuilder]: At program point L745-176(line 745) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_main_~user~0#1.base|) 4))) (and (<= .cse0 32767) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~i~0#1| 0) (<= (+ |ULTIMATE.start_main_~user~0#1.base| 1) |#StackHeapBarrier|) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) (not (= |ULTIMATE.start_main_~user~0#1.base| 0)) (<= 0 (+ .cse0 32768)) (exists ((|v_#memory_int_294| (Array Int (Array Int Int)))) (let ((.cse1 (select |v_#memory_int_294| 1))) (and (= |#memory_int| (store |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base|) 0 0) 4 .cse0))) (= (select .cse1 1) 0) (= (select .cse1 0) 48)))) (exists ((|v_#valid_42| (Array Int Int))) (and (= (store |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base| 1) |#valid|) (= (select |v_#valid_42| 2) 1) (= (select |v_#valid_42| 1) 1) (= (select |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base|) 0) (= (select |v_#valid_42| 0) 0))) (= |ULTIMATE.start_main_~user~0#1.offset| 0) (= .cse0 |ULTIMATE.start_main_~sum~0#1|) (exists ((|v_#length_24| (Array Int Int))) (and (= (select |v_#length_24| 2) 11) (= (select |v_#length_24| 1) 2) (= |#length| (store |v_#length_24| |ULTIMATE.start_main_~user~0#1.base| 40)))))) [2023-11-23 20:36:21,240 INFO L899 garLoopResultBuilder]: For program point L745-178(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,241 INFO L899 garLoopResultBuilder]: For program point L745-180(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,241 INFO L895 garLoopResultBuilder]: At program point L745-182(line 745) the Hoare annotation is: false [2023-11-23 20:36:21,241 INFO L899 garLoopResultBuilder]: For program point L745-183(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,241 INFO L899 garLoopResultBuilder]: For program point L745-184(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,241 INFO L895 garLoopResultBuilder]: At program point L745-186(line 745) the Hoare annotation is: false [2023-11-23 20:36:21,243 INFO L899 garLoopResultBuilder]: For program point L745-187(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,243 INFO L899 garLoopResultBuilder]: For program point L745-188(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,243 INFO L895 garLoopResultBuilder]: At program point L745-189(line 745) the Hoare annotation is: false [2023-11-23 20:36:21,244 INFO L899 garLoopResultBuilder]: For program point L745-190(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,245 INFO L899 garLoopResultBuilder]: For program point L745-193(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,245 INFO L895 garLoopResultBuilder]: At program point L745-194(line 745) the Hoare annotation is: false [2023-11-23 20:36:21,246 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-23 20:36:21,246 INFO L899 garLoopResultBuilder]: For program point L745-202(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,246 INFO L895 garLoopResultBuilder]: At program point L745-203(line 745) the Hoare annotation is: false [2023-11-23 20:36:21,247 INFO L899 garLoopResultBuilder]: For program point L745-210(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,247 INFO L899 garLoopResultBuilder]: For program point L745-212(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,247 INFO L895 garLoopResultBuilder]: At program point L745-214(line 745) the Hoare annotation is: false [2023-11-23 20:36:21,247 INFO L899 garLoopResultBuilder]: For program point L745-215(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,248 INFO L899 garLoopResultBuilder]: For program point L745-225(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,248 INFO L899 garLoopResultBuilder]: For program point L745-235(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,248 INFO L895 garLoopResultBuilder]: At program point L745-236(line 745) the Hoare annotation is: false [2023-11-23 20:36:21,248 INFO L899 garLoopResultBuilder]: For program point L745-237(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,248 INFO L895 garLoopResultBuilder]: At program point L745-246(line 745) the Hoare annotation is: false [2023-11-23 20:36:21,249 INFO L895 garLoopResultBuilder]: At program point L745-248(line 745) the Hoare annotation is: false [2023-11-23 20:36:21,249 INFO L899 garLoopResultBuilder]: For program point L745-249(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,249 INFO L899 garLoopResultBuilder]: For program point L745-255(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,249 INFO L899 garLoopResultBuilder]: For program point L745-256(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,249 INFO L895 garLoopResultBuilder]: At program point L745-257(line 745) the Hoare annotation is: false [2023-11-23 20:36:21,250 INFO L899 garLoopResultBuilder]: For program point L745-259(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,250 INFO L899 garLoopResultBuilder]: For program point L745-260(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,250 INFO L895 garLoopResultBuilder]: At program point L745-261(line 745) the Hoare annotation is: false [2023-11-23 20:36:21,250 INFO L899 garLoopResultBuilder]: For program point L745-262(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,250 INFO L899 garLoopResultBuilder]: For program point L745-263(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,251 INFO L895 garLoopResultBuilder]: At program point L745-264(line 745) the Hoare annotation is: false [2023-11-23 20:36:21,252 INFO L899 garLoopResultBuilder]: For program point L745-265(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,252 INFO L895 garLoopResultBuilder]: At program point L745-266(line 745) the Hoare annotation is: false [2023-11-23 20:36:21,252 INFO L899 garLoopResultBuilder]: For program point L745-267(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,252 INFO L899 garLoopResultBuilder]: For program point L745-268(line 745) no Hoare annotation was computed. [2023-11-23 20:36:21,254 INFO L895 garLoopResultBuilder]: At program point L745-269(line 745) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_main_~user~0#1.base|) 4))) (and (<= .cse0 32767) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~i~0#1| 0) (<= (+ |ULTIMATE.start_main_~user~0#1.base| 1) |#StackHeapBarrier|) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) (not (= |ULTIMATE.start_main_~user~0#1.base| 0)) (<= 0 (+ .cse0 32768)) (exists ((|v_#memory_int_294| (Array Int (Array Int Int)))) (let ((.cse1 (select |v_#memory_int_294| 1))) (and (= |#memory_int| (store |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base|) 0 0) 4 .cse0))) (= (select .cse1 1) 0) (= (select .cse1 0) 48)))) (exists ((|v_#valid_42| (Array Int Int))) (and (= (store |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base| 1) |#valid|) (= (select |v_#valid_42| 2) 1) (= (select |v_#valid_42| 1) 1) (= (select |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base|) 0) (= (select |v_#valid_42| 0) 0))) (= |ULTIMATE.start_main_~user~0#1.offset| 0) (= .cse0 |ULTIMATE.start_main_~sum~0#1|) (exists ((|v_#length_24| (Array Int Int))) (and (= (select |v_#length_24| 2) 11) (= (select |v_#length_24| 1) 2) (= |#length| (store |v_#length_24| |ULTIMATE.start_main_~user~0#1.base| 40)))))) [2023-11-23 20:36:21,254 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 726) no Hoare annotation was computed. [2023-11-23 20:36:21,255 INFO L899 garLoopResultBuilder]: For program point L723(lines 723 725) no Hoare annotation was computed. [2023-11-23 20:36:21,255 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 20:36:21,255 INFO L899 garLoopResultBuilder]: For program point L724(line 724) no Hoare annotation was computed. [2023-11-23 20:36:21,256 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 724) no Hoare annotation was computed. [2023-11-23 20:36:21,260 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-23 20:36:21,263 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:36:21,295 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 20:36:21,301 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 20:36:21,301 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated [2023-11-23 20:36:21,302 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated [2023-11-23 20:36:21,302 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 20:36:21,303 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated [2023-11-23 20:36:21,309 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 20:36:21,309 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 20:36:21,309 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated [2023-11-23 20:36:21,311 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated [2023-11-23 20:36:21,312 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 20:36:21,312 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated [2023-11-23 20:36:21,317 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 20:36:21,318 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 20:36:21,319 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated [2023-11-23 20:36:21,325 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated [2023-11-23 20:36:21,325 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 20:36:21,326 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~_hj_key~0!base][0] could not be translated [2023-11-23 20:36:21,326 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~_hj_key~0!base][3] could not be translated [2023-11-23 20:36:21,326 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~_hj_key~0!base][2] could not be translated [2023-11-23 20:36:21,327 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~_hj_key~0!base][1] could not be translated [2023-11-23 20:36:21,328 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated [2023-11-23 20:36:21,329 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[2] could not be translated [2023-11-23 20:36:21,329 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[1] could not be translated [2023-11-23 20:36:21,330 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[1] could not be translated [2023-11-23 20:36:21,330 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[0] could not be translated [2023-11-23 20:36:21,331 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[2] could not be translated [2023-11-23 20:36:21,331 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-23 20:36:21,331 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-23 20:36:21,332 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 20:36:21,334 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 20:36:21,335 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated [2023-11-23 20:36:21,335 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated [2023-11-23 20:36:21,335 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 20:36:21,335 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated [2023-11-23 20:36:21,336 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 20:36:21,340 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 20:36:21,340 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated [2023-11-23 20:36:21,340 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated [2023-11-23 20:36:21,341 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 20:36:21,341 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated [2023-11-23 20:36:21,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:36:21 BoogieIcfgContainer [2023-11-23 20:36:21,342 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:36:21,342 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:36:21,343 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:36:21,343 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:36:21,343 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:35:42" (3/4) ... [2023-11-23 20:36:21,345 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 20:36:21,349 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-23 20:36:21,371 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 129 nodes and edges [2023-11-23 20:36:21,373 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2023-11-23 20:36:21,374 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-23 20:36:21,375 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 20:36:21,549 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire/witness.graphml [2023-11-23 20:36:21,550 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/bin/utaipan-verify-mE87zJ7Ire/witness.yml [2023-11-23 20:36:21,550 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:36:21,551 INFO L158 Benchmark]: Toolchain (without parser) took 42538.34ms. Allocated memory was 182.5MB in the beginning and 285.2MB in the end (delta: 102.8MB). Free memory was 153.1MB in the beginning and 187.2MB in the end (delta: -34.2MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. [2023-11-23 20:36:21,551 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 130.0MB. Free memory was 102.3MB in the beginning and 102.1MB in the end (delta: 132.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:36:21,552 INFO L158 Benchmark]: CACSL2BoogieTranslator took 938.47ms. Allocated memory is still 182.5MB. Free memory was 153.1MB in the beginning and 125.5MB in the end (delta: 27.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-23 20:36:21,552 INFO L158 Benchmark]: Boogie Procedure Inliner took 126.17ms. Allocated memory is still 182.5MB. Free memory was 125.5MB in the beginning and 119.6MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:36:21,553 INFO L158 Benchmark]: Boogie Preprocessor took 199.24ms. Allocated memory is still 182.5MB. Free memory was 119.6MB in the beginning and 145.6MB in the end (delta: -26.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:36:21,553 INFO L158 Benchmark]: RCFGBuilder took 2578.92ms. Allocated memory was 182.5MB in the beginning and 228.6MB in the end (delta: 46.1MB). Free memory was 145.6MB in the beginning and 108.6MB in the end (delta: 37.0MB). Peak memory consumption was 94.2MB. Max. memory is 16.1GB. [2023-11-23 20:36:21,554 INFO L158 Benchmark]: TraceAbstraction took 38476.35ms. Allocated memory was 228.6MB in the beginning and 285.2MB in the end (delta: 56.6MB). Free memory was 107.5MB in the beginning and 196.7MB in the end (delta: -89.1MB). Peak memory consumption was 87.3MB. Max. memory is 16.1GB. [2023-11-23 20:36:21,554 INFO L158 Benchmark]: Witness Printer took 207.72ms. Allocated memory is still 285.2MB. Free memory was 196.7MB in the beginning and 187.2MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 20:36:21,557 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 130.0MB. Free memory was 102.3MB in the beginning and 102.1MB in the end (delta: 132.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 938.47ms. Allocated memory is still 182.5MB. Free memory was 153.1MB in the beginning and 125.5MB in the end (delta: 27.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 126.17ms. Allocated memory is still 182.5MB. Free memory was 125.5MB in the beginning and 119.6MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 199.24ms. Allocated memory is still 182.5MB. Free memory was 119.6MB in the beginning and 145.6MB in the end (delta: -26.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2578.92ms. Allocated memory was 182.5MB in the beginning and 228.6MB in the end (delta: 46.1MB). Free memory was 145.6MB in the beginning and 108.6MB in the end (delta: 37.0MB). Peak memory consumption was 94.2MB. Max. memory is 16.1GB. * TraceAbstraction took 38476.35ms. Allocated memory was 228.6MB in the beginning and 285.2MB in the end (delta: 56.6MB). Free memory was 107.5MB in the beginning and 196.7MB in the end (delta: -89.1MB). Peak memory consumption was 87.3MB. Max. memory is 16.1GB. * Witness Printer took 207.72ms. Allocated memory is still 285.2MB. Free memory was 196.7MB in the beginning and 187.2MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~_hj_key~0!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~_hj_key~0!base][3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~_hj_key~0!base][2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~_hj_key~0!base][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) 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: 724]: 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, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 38.3s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 29.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 12 mSolverCounterUnknown, 69 SdHoareTripleChecker+Valid, 28.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 64 mSDsluCounter, 210 SdHoareTripleChecker+Invalid, 28.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 95 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 81 IncrementalHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 115 mSDtfsCounter, 81 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 141 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=72occurred in iteration=2, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 52 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 23 LocationsWithAnnotation, 39 PreInvPairs, 45 NumberOfFragments, 783 HoareAnnotationTreeSize, 39 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 23 FomulaSimplificationsInter, 320 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 127 NumberOfCodeBlocks, 127 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 167 ConstructedInterpolants, 0 QuantifiedInterpolants, 451 SizeOfPredicates, 0 NumberOfNonLiveVariables, 449 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 10/13 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: OVERALL_TIME: 4.9s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 11, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 25, TOOLS_POST_TIME: 2.6s, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME: 0.1s, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME: 0.0s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 27, TOOLS_QUANTIFIERELIM_TIME: 2.7s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.8s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 37, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 1, DOMAIN_JOIN_TIME: 0.0s, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 11, DOMAIN_ISBOTTOM_TIME: 2.1s, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME: 0.0s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.1s, DAG_COMPRESSION_PROCESSED_NODES: 1949, DAG_COMPRESSION_RETAINED_NODES: 120, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: ((((i == 0) && (4276993779 == _ha_hashv)) && (4 == _hj_k)) && (2654435769 == _hj_j)) - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: ((i == 0) && (sum == 0)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (((((i == 0) && (4276993775 == _ha_hashv)) && (4 == _hj_k)) && (2654435769 == _hj_j)) && (2654435769 == _hj_i)) RESULT: Ultimate proved your program to be correct! [2023-11-23 20:36:21,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a551c83d-9db1-47d5-819f-f17519d9fbd0/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