./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_eq_byte_cursor_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_eq_byte_cursor_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje --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 64bit --witnessprinter.graph.data.programhash 749bc7c3e2c622f5289869c5db45e560b0834c165d96fec0a030808c5f793112 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:28:17,813 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:28:17,918 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 07:28:17,930 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:28:17,930 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:28:17,969 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:28:17,970 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:28:17,971 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:28:17,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:28:17,973 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:28:17,974 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:28:17,975 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:28:17,975 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:28:17,976 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 07:28:17,978 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:28:17,979 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:28:17,979 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 07:28:17,980 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 07:28:17,980 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:28:17,980 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 07:28:17,981 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 07:28:17,981 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 07:28:17,982 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:28:17,983 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:28:17,983 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:28:17,984 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:28:17,984 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:28:17,984 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:28:17,985 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:28:17,985 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:28:17,986 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:28:17,986 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:28:17,986 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:28:17,987 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:28:17,987 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:28:17,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:28:17,988 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:28:17,989 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:28:17,989 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:28:17,990 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 07:28:17,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:28:17,990 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:28:17,991 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:28:17,991 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:28:17,991 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_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 749bc7c3e2c622f5289869c5db45e560b0834c165d96fec0a030808c5f793112 [2024-11-09 07:28:18,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:28:18,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:28:18,346 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:28:18,348 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:28:18,348 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:28:18,350 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/aws-c-common/aws_string_eq_byte_cursor_harness_negated.i Unable to find full path for "g++" [2024-11-09 07:28:20,588 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:28:21,247 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:28:21,248 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_cursor_harness_negated.i [2024-11-09 07:28:21,308 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/data/140e6d3e0/6e242572471c43fbaca7652846d849e0/FLAGb7f76be85 [2024-11-09 07:28:21,719 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/data/140e6d3e0/6e242572471c43fbaca7652846d849e0 [2024-11-09 07:28:21,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:28:21,727 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:28:21,729 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:28:21,729 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:28:21,739 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:28:21,740 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:28:21" (1/1) ... [2024-11-09 07:28:21,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d0f8f58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:28:21, skipping insertion in model container [2024-11-09 07:28:21,742 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:28:21" (1/1) ... [2024-11-09 07:28:21,914 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:28:22,352 WARN L250 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_4afd4f13-9b22-4faa-aaf8-747bddb62c25/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_cursor_harness_negated.i[4499,4512] [2024-11-09 07:28:22,364 WARN L250 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_4afd4f13-9b22-4faa-aaf8-747bddb62c25/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_cursor_harness_negated.i[4559,4572] [2024-11-09 07:28:23,849 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:23,851 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:23,852 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:23,854 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:23,855 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:23,885 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:23,886 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:23,888 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:23,889 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:24,709 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:24,710 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:24,885 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:28:24,958 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:28:24,975 WARN L250 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_4afd4f13-9b22-4faa-aaf8-747bddb62c25/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_cursor_harness_negated.i[4499,4512] [2024-11-09 07:28:24,978 WARN L250 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_4afd4f13-9b22-4faa-aaf8-747bddb62c25/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_cursor_harness_negated.i[4559,4572] [2024-11-09 07:28:25,033 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:25,034 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:25,034 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:25,035 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:25,036 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:25,087 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:25,088 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:25,089 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:25,089 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:25,240 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8221] [2024-11-09 07:28:25,242 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:25,242 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:28:25,257 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8707-8718] [2024-11-09 07:28:25,305 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:28:25,553 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:28:25,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:28:25 WrapperNode [2024-11-09 07:28:25,554 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:28:25,555 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:28:25,555 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:28:25,556 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:28:25,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:28:25" (1/1) ... [2024-11-09 07:28:25,723 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:28:25" (1/1) ... [2024-11-09 07:28:25,852 INFO L138 Inliner]: procedures = 682, calls = 2795, calls flagged for inlining = 60, calls inlined = 7, statements flattened = 879 [2024-11-09 07:28:25,853 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:28:25,855 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:28:25,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:28:25,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:28:25,875 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:28:25" (1/1) ... [2024-11-09 07:28:25,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:28:25" (1/1) ... [2024-11-09 07:28:25,896 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:28:25" (1/1) ... [2024-11-09 07:28:25,900 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:28:25" (1/1) ... [2024-11-09 07:28:26,022 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:28:25" (1/1) ... [2024-11-09 07:28:26,029 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:28:25" (1/1) ... [2024-11-09 07:28:26,039 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:28:25" (1/1) ... [2024-11-09 07:28:26,050 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:28:25" (1/1) ... [2024-11-09 07:28:26,070 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:28:26,071 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:28:26,071 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:28:26,073 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:28:26,074 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:28:25" (1/1) ... [2024-11-09 07:28:26,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:28:26,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:28:26,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:28:26,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:28:26,158 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-09 07:28:26,159 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-09 07:28:26,160 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-09 07:28:26,161 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-09 07:28:26,161 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2024-11-09 07:28:26,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2024-11-09 07:28:26,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 07:28:26,162 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-09 07:28:26,162 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-09 07:28:26,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 07:28:26,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 07:28:26,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 07:28:26,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 07:28:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 07:28:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:28:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 07:28:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:28:26,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:28:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-09 07:28:26,165 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-09 07:28:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 07:28:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:28:26,166 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:28:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 07:28:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 07:28:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2024-11-09 07:28:26,167 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2024-11-09 07:28:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 07:28:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-09 07:28:26,167 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-09 07:28:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-09 07:28:26,168 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-09 07:28:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 07:28:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:28:26,485 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:28:26,488 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:28:34,036 INFO L? ?]: Removed 99 outVars from TransFormulas that were not future-live. [2024-11-09 07:28:34,037 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:28:34,697 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:28:34,697 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 07:28:34,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:28:34 BoogieIcfgContainer [2024-11-09 07:28:34,698 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:28:34,700 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:28:34,701 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:28:34,704 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:28:34,704 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:28:21" (1/3) ... [2024-11-09 07:28:34,705 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47c46d7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:28:34, skipping insertion in model container [2024-11-09 07:28:34,705 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:28:25" (2/3) ... [2024-11-09 07:28:34,706 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47c46d7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:28:34, skipping insertion in model container [2024-11-09 07:28:34,706 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:28:34" (3/3) ... [2024-11-09 07:28:34,707 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_eq_byte_cursor_harness_negated.i [2024-11-09 07:28:34,726 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:28:34,726 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:28:34,805 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:28:34,814 INFO L333 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, 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;@182aaccb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:28:34,814 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:28:34,823 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 51 states have (on average 1.2549019607843137) internal successors, (64), 52 states have internal predecessors, (64), 29 states have call successors, (29), 10 states have call predecessors, (29), 10 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-09 07:28:34,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 07:28:34,834 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:28:34,835 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-09 07:28:34,836 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:28:34,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:28:34,842 INFO L85 PathProgramCache]: Analyzing trace with hash -71613767, now seen corresponding path program 1 times [2024-11-09 07:28:34,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:28:34,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779026731] [2024-11-09 07:28:34,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:28:34,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:30:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:30:35,653 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 07:30:35,655 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:30:35,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779026731] [2024-11-09 07:30:35,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779026731] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:30:35,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:30:35,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 07:30:35,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367794915] [2024-11-09 07:30:35,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:30:35,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:30:35,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:30:35,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:30:35,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:30:35,711 INFO L87 Difference]: Start difference. First operand has 92 states, 51 states have (on average 1.2549019607843137) internal successors, (64), 52 states have internal predecessors, (64), 29 states have call successors, (29), 10 states have call predecessors, (29), 10 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-09 07:30:38,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:30:40,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:30:42,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:30:43,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:30:43,762 INFO L93 Difference]: Finished difference Result 153 states and 211 transitions. [2024-11-09 07:30:43,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:30:43,768 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 42 [2024-11-09 07:30:43,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:30:43,785 INFO L225 Difference]: With dead ends: 153 [2024-11-09 07:30:43,785 INFO L226 Difference]: Without dead ends: 117 [2024-11-09 07:30:43,793 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:30:43,798 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 10 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2024-11-09 07:30:43,803 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 312 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 3 Unknown, 0 Unchecked, 8.0s Time] [2024-11-09 07:30:43,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2024-11-09 07:30:43,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2024-11-09 07:30:43,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 67 states have (on average 1.2537313432835822) internal successors, (84), 68 states have internal predecessors, (84), 39 states have call successors, (39), 10 states have call predecessors, (39), 10 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-09 07:30:43,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 161 transitions. [2024-11-09 07:30:43,897 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 161 transitions. Word has length 42 [2024-11-09 07:30:43,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:30:43,900 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 161 transitions. [2024-11-09 07:30:43,900 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-09 07:30:43,901 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 161 transitions. [2024-11-09 07:30:43,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 07:30:43,907 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:30:43,907 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-09 07:30:43,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 07:30:43,908 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:30:43,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:30:43,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1646744021, now seen corresponding path program 1 times [2024-11-09 07:30:43,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:30:43,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025861877] [2024-11-09 07:30:43,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:30:43,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:32:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:32:30,459 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 07:32:32,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:32:33,279 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 07:32:33,279 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 07:32:33,282 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 07:32:33,284 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 07:32:33,288 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-09 07:32:33,405 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 07:32:33,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 07:32:33 BoogieIcfgContainer [2024-11-09 07:32:33,417 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 07:32:33,417 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 07:32:33,418 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 07:32:33,418 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 07:32:33,419 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:28:34" (3/4) ... [2024-11-09 07:32:33,422 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 07:32:33,424 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 07:32:33,426 INFO L158 Benchmark]: Toolchain (without parser) took 251701.50ms. Allocated memory was 163.6MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 122.7MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 490.6MB. Max. memory is 16.1GB. [2024-11-09 07:32:33,426 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 104.9MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:32:33,426 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3825.79ms. Allocated memory is still 163.6MB. Free memory was 122.2MB in the beginning and 71.0MB in the end (delta: 51.2MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. [2024-11-09 07:32:33,427 INFO L158 Benchmark]: Boogie Procedure Inliner took 298.82ms. Allocated memory is still 163.6MB. Free memory was 71.0MB in the beginning and 58.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 07:32:33,427 INFO L158 Benchmark]: Boogie Preprocessor took 215.19ms. Allocated memory was 163.6MB in the beginning and 207.6MB in the end (delta: 44.0MB). Free memory was 58.4MB in the beginning and 139.7MB in the end (delta: -81.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-09 07:32:33,428 INFO L158 Benchmark]: RCFGBuilder took 8627.44ms. Allocated memory was 207.6MB in the beginning and 323.0MB in the end (delta: 115.3MB). Free memory was 139.7MB in the beginning and 104.3MB in the end (delta: 35.4MB). Peak memory consumption was 190.2MB. Max. memory is 16.1GB. [2024-11-09 07:32:33,433 INFO L158 Benchmark]: TraceAbstraction took 238716.21ms. Allocated memory was 323.0MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 103.2MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 591.3MB. Max. memory is 16.1GB. [2024-11-09 07:32:33,433 INFO L158 Benchmark]: Witness Printer took 7.53ms. Allocated memory is still 1.7GB. Free memory is still 1.2GB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:32:33,440 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 104.9MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3825.79ms. Allocated memory is still 163.6MB. Free memory was 122.2MB in the beginning and 71.0MB in the end (delta: 51.2MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 298.82ms. Allocated memory is still 163.6MB. Free memory was 71.0MB in the beginning and 58.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 215.19ms. Allocated memory was 163.6MB in the beginning and 207.6MB in the end (delta: 44.0MB). Free memory was 58.4MB in the beginning and 139.7MB in the end (delta: -81.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * RCFGBuilder took 8627.44ms. Allocated memory was 207.6MB in the beginning and 323.0MB in the end (delta: 115.3MB). Free memory was 139.7MB in the beginning and 104.3MB in the end (delta: 35.4MB). Peak memory consumption was 190.2MB. Max. memory is 16.1GB. * TraceAbstraction took 238716.21ms. Allocated memory was 323.0MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 103.2MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 591.3MB. Max. memory is 16.1GB. * Witness Printer took 7.53ms. Allocated memory is still 1.7GB. Free memory is still 1.2GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8221]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8221] - GenericResultAtLocation [Line: 8707]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8707-8718] * 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 - UnprovableResult [Line: 223]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of large string literal at line 8724. Possible FailurePath: [L6854-L6859] static struct aws_allocator s_can_fail_allocator_static = { .mem_acquire = s_can_fail_malloc_allocator, .mem_release = s_can_fail_free_allocator, .mem_realloc = s_can_fail_realloc_allocator, .mem_calloc = s_can_fail_calloc_allocator, }; [L7600-L7612] static const uint8_t s_tolower_table[256] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 91, 92, 93, 94, 95, 96, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255}; [L8723-L8871] static struct aws_error_info errors[] = { [(AWS_ERROR_SUCCESS)-0x0000] = { .literal_name = "AWS_ERROR_SUCCESS", .error_code = (AWS_ERROR_SUCCESS), .error_str = ("Success."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SUCCESS" ", " "Success.", } , [(AWS_ERROR_OOM)-0x0000] = { .literal_name = "AWS_ERROR_OOM", .error_code = (AWS_ERROR_OOM), .error_str = ("Out of memory."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_OOM" ", " "Out of memory.", } , [(AWS_ERROR_UNKNOWN)-0x0000] = { .literal_name = "AWS_ERROR_UNKNOWN", .error_code = (AWS_ERROR_UNKNOWN), .error_str = ("Unknown error."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNKNOWN" ", " "Unknown error.", } , [(AWS_ERROR_SHORT_BUFFER)-0x0000] = { .literal_name = "AWS_ERROR_SHORT_BUFFER", .error_code = (AWS_ERROR_SHORT_BUFFER), .error_str = ("Buffer is not large enough to hold result."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SHORT_BUFFER" ", " "Buffer is not large enough to hold result.", } , [(AWS_ERROR_OVERFLOW_DETECTED)-0x0000] = { .literal_name = "AWS_ERROR_OVERFLOW_DETECTED", .error_code = (AWS_ERROR_OVERFLOW_DETECTED), .error_str = ("Fixed size value overflow was detected."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_OVERFLOW_DETECTED" ", " "Fixed size value overflow was detected.", } , [(AWS_ERROR_UNSUPPORTED_OPERATION)-0x0000] = { .literal_name = "AWS_ERROR_UNSUPPORTED_OPERATION", .error_code = (AWS_ERROR_UNSUPPORTED_OPERATION), .error_str = ("Unsupported operation."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNSUPPORTED_OPERATION" ", " "Unsupported operation.", } , [(AWS_ERROR_INVALID_BUFFER_SIZE)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_BUFFER_SIZE", .error_code = (AWS_ERROR_INVALID_BUFFER_SIZE), .error_str = ("Invalid buffer size."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_BUFFER_SIZE" ", " "Invalid buffer size.", } , [(AWS_ERROR_INVALID_HEX_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_HEX_STR", .error_code = (AWS_ERROR_INVALID_HEX_STR), .error_str = ("Invalid hex string."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_HEX_STR" ", " "Invalid hex string.", } , [(AWS_ERROR_INVALID_BASE64_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_BASE64_STR", .error_code = (AWS_ERROR_INVALID_BASE64_STR), .error_str = ("Invalid base64 string."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_BASE64_STR" ", " "Invalid base64 string.", } , [(AWS_ERROR_INVALID_INDEX)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_INDEX", .error_code = (AWS_ERROR_INVALID_INDEX), .error_str = ("Invalid index for list access."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_INDEX" ", " "Invalid index for list access.", } , [(AWS_ERROR_THREAD_INVALID_SETTINGS)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_INVALID_SETTINGS", .error_code = (AWS_ERROR_THREAD_INVALID_SETTINGS), .error_str = ("Invalid thread settings."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_INVALID_SETTINGS" ", " "Invalid thread settings.", } , [(AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE", .error_code = (AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE), .error_str = ("Insufficent resources for thread."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE" ", " "Insufficent resources for thread.", } , [(AWS_ERROR_THREAD_NO_PERMISSIONS)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NO_PERMISSIONS", .error_code = (AWS_ERROR_THREAD_NO_PERMISSIONS), .error_str = ("Insufficient permissions for thread operation."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NO_PERMISSIONS" ", " "Insufficient permissions for thread operation.", } , [(AWS_ERROR_THREAD_NOT_JOINABLE)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NOT_JOINABLE", .error_code = (AWS_ERROR_THREAD_NOT_JOINABLE), .error_str = ("Thread not joinable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NOT_JOINABLE" ", " "Thread not joinable.", } , [(AWS_ERROR_THREAD_NO_SUCH_THREAD_ID)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NO_SUCH_THREAD_ID", .error_code = (AWS_ERROR_THREAD_NO_SUCH_THREAD_ID), .error_str = ("No such thread ID."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NO_SUCH_THREAD_ID" ", " "No such thread ID.", } , [(AWS_ERROR_THREAD_DEADLOCK_DETECTED)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_DEADLOCK_DETECTED", .error_code = (AWS_ERROR_THREAD_DEADLOCK_DETECTED), .error_str = ("Deadlock detected in thread."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_DEADLOCK_DETECTED" ", " "Deadlock detected in thread.", } , [(AWS_ERROR_MUTEX_NOT_INIT)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_NOT_INIT", .error_code = (AWS_ERROR_MUTEX_NOT_INIT), .error_str = ("Mutex not initialized."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_NOT_INIT" ", " "Mutex not initialized.", } , [(AWS_ERROR_MUTEX_TIMEOUT)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_TIMEOUT", .error_code = (AWS_ERROR_MUTEX_TIMEOUT), .error_str = ("Mutex operation timed out."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_TIMEOUT" ", " "Mutex operation timed out.", } , [(AWS_ERROR_MUTEX_CALLER_NOT_OWNER)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_CALLER_NOT_OWNER", .error_code = (AWS_ERROR_MUTEX_CALLER_NOT_OWNER), .error_str = ("The caller of a mutex operation was not the owner."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_CALLER_NOT_OWNER" ", " "The caller of a mutex operation was not the owner.", } , [(AWS_ERROR_MUTEX_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_FAILED", .error_code = (AWS_ERROR_MUTEX_FAILED), .error_str = ("Mutex operation failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_FAILED" ", " "Mutex operation failed.", } , [(AWS_ERROR_COND_VARIABLE_INIT_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_INIT_FAILED", .error_code = (AWS_ERROR_COND_VARIABLE_INIT_FAILED), .error_str = ("Condition variable initialization failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_INIT_FAILED" ", " "Condition variable initialization failed.", } , [(AWS_ERROR_COND_VARIABLE_TIMED_OUT)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_TIMED_OUT", .error_code = (AWS_ERROR_COND_VARIABLE_TIMED_OUT), .error_str = ("Condition variable wait timed out."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_TIMED_OUT" ", " "Condition variable wait timed out.", } , [(AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN", .error_code = (AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN), .error_str = ("Condition variable unknown error."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN" ", " "Condition variable unknown error.", } , [(AWS_ERROR_CLOCK_FAILURE)-0x0000] = { .literal_name = "AWS_ERROR_CLOCK_FAILURE", .error_code = (AWS_ERROR_CLOCK_FAILURE), .error_str = ("Clock operation failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_CLOCK_FAILURE" ", " "Clock operation failed.", } , [(AWS_ERROR_LIST_EMPTY)-0x0000] = { .literal_name = "AWS_ERROR_LIST_EMPTY", .error_code = (AWS_ERROR_LIST_EMPTY), .error_str = ("Empty list."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_EMPTY" ", " "Empty list.", } , [(AWS_ERROR_DEST_COPY_TOO_SMALL)-0x0000] = { .literal_name = "AWS_ERROR_DEST_COPY_TOO_SMALL", .error_code = (AWS_ERROR_DEST_COPY_TOO_SMALL), .error_str = ("Destination of copy is too small."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_DEST_COPY_TOO_SMALL" ", " "Destination of copy is too small.", } , [(AWS_ERROR_LIST_EXCEEDS_MAX_SIZE)-0x0000] = { .literal_name = "AWS_ERROR_LIST_EXCEEDS_MAX_SIZE", .error_code = (AWS_ERROR_LIST_EXCEEDS_MAX_SIZE), .error_str = ("A requested operation on a list would exceed it's max size."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_EXCEEDS_MAX_SIZE" ", " "A requested operation on a list would exceed it's max size.", } , [(AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK)-0x0000] = { .literal_name = "AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK", .error_code = (AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK), .error_str = ("Attempt to shrink a list in static mode."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK" ", " "Attempt to shrink a list in static mode.", } , [(AWS_ERROR_PRIORITY_QUEUE_FULL)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_FULL", .error_code = (AWS_ERROR_PRIORITY_QUEUE_FULL), .error_str = ("Attempt to add items to a full preallocated queue in static mode."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_FULL" ", " "Attempt to add items to a full preallocated queue in static mode.", } , [(AWS_ERROR_PRIORITY_QUEUE_EMPTY)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_EMPTY", .error_code = (AWS_ERROR_PRIORITY_QUEUE_EMPTY), .error_str = ("Attempt to pop an item from an empty queue."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_EMPTY" ", " "Attempt to pop an item from an empty queue.", } , [(AWS_ERROR_PRIORITY_QUEUE_BAD_NODE)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_BAD_NODE", .error_code = (AWS_ERROR_PRIORITY_QUEUE_BAD_NODE), .error_str = ("Bad node handle passed to remove."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_BAD_NODE" ", " "Bad node handle passed to remove.", } , [(AWS_ERROR_HASHTBL_ITEM_NOT_FOUND)-0x0000] = { .literal_name = "AWS_ERROR_HASHTBL_ITEM_NOT_FOUND", .error_code = (AWS_ERROR_HASHTBL_ITEM_NOT_FOUND), .error_str = ("Item not found in hash table."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_HASHTBL_ITEM_NOT_FOUND" ", " "Item not found in hash table.", } , [(AWS_ERROR_INVALID_DATE_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_DATE_STR", .error_code = (AWS_ERROR_INVALID_DATE_STR), .error_str = ("Date string is invalid and cannot be parsed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_DATE_STR" ", " "Date string is invalid and cannot be parsed.", } , [(AWS_ERROR_INVALID_ARGUMENT)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_ARGUMENT", .error_code = (AWS_ERROR_INVALID_ARGUMENT), .error_str = ("An invalid argument was passed to a function."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_ARGUMENT" ", " "An invalid argument was passed to a function.", } , [(AWS_ERROR_RANDOM_GEN_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_RANDOM_GEN_FAILED", .error_code = (AWS_ERROR_RANDOM_GEN_FAILED), .error_str = ("A call to the random number generator failed. Retry later."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_RANDOM_GEN_FAILED" ", " "A call to the random number generator failed. Retry later.", } , [(AWS_ERROR_MALFORMED_INPUT_STRING)-0x0000] = { .literal_name = "AWS_ERROR_MALFORMED_INPUT_STRING", .error_code = (AWS_ERROR_MALFORMED_INPUT_STRING), .error_str = ("An input string was passed to a parser and the string was incorrectly formatted."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MALFORMED_INPUT_STRING" ", " "An input string was passed to a parser and the string was incorrectly formatted.", } , [(AWS_ERROR_UNIMPLEMENTED)-0x0000] = { .literal_name = "AWS_ERROR_UNIMPLEMENTED", .error_code = (AWS_ERROR_UNIMPLEMENTED), .error_str = ("A function was called, but is not implemented."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNIMPLEMENTED" ", " "A function was called, but is not implemented.", } , [(AWS_ERROR_INVALID_STATE)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_STATE", .error_code = (AWS_ERROR_INVALID_STATE), .error_str = ("An invalid state was encountered."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_STATE" ", " "An invalid state was encountered.", } , [(AWS_ERROR_ENVIRONMENT_GET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_GET", .error_code = (AWS_ERROR_ENVIRONMENT_GET), .error_str = ("System call failure when getting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_GET" ", " "System call failure when getting an environment variable.", } , [(AWS_ERROR_ENVIRONMENT_SET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_SET", .error_code = (AWS_ERROR_ENVIRONMENT_SET), .error_str = ("System call failure when setting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_SET" ", " "System call failure when setting an environment variable.", } , [(AWS_ERROR_ENVIRONMENT_UNSET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_UNSET", .error_code = (AWS_ERROR_ENVIRONMENT_UNSET), .error_str = ("System call failure when unsetting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_UNSET" ", " "System call failure when unsetting an environment variable.", } , [(AWS_ERROR_SYS_CALL_FAILURE)-0x0000] = { .literal_name = "AWS_ERROR_SYS_CALL_FAILURE", .error_code = (AWS_ERROR_SYS_CALL_FAILURE), .error_str = ("System call failure"), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SYS_CALL_FAILURE" ", " "System call failure", } , [(AWS_ERROR_FILE_INVALID_PATH)-0x0000] = { .literal_name = "AWS_ERROR_FILE_INVALID_PATH", .error_code = (AWS_ERROR_FILE_INVALID_PATH), .error_str = ("Invalid file path."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_FILE_INVALID_PATH" ", " "Invalid file path.", } , [(AWS_ERROR_MAX_FDS_EXCEEDED)-0x0000] = { .literal_name = "AWS_ERROR_MAX_FDS_EXCEEDED", .error_code = (AWS_ERROR_MAX_FDS_EXCEEDED), .error_str = ("The maximum number of fds has been exceeded."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MAX_FDS_EXCEEDED" ", " "The maximum number of fds has been exceeded.", } , [(AWS_ERROR_NO_PERMISSION)-0x0000] = { .literal_name = "AWS_ERROR_NO_PERMISSION", .error_code = (AWS_ERROR_NO_PERMISSION), .error_str = ("User does not have permission to perform the requested action."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_NO_PERMISSION" ", " "User does not have permission to perform the requested action.", } , [(AWS_ERROR_STREAM_UNSEEKABLE)-0x0000] = { .literal_name = "AWS_ERROR_STREAM_UNSEEKABLE", .error_code = (AWS_ERROR_STREAM_UNSEEKABLE), .error_str = ("Stream does not support seek operations"), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_STREAM_UNSEEKABLE" ", " "Stream does not support seek operations", } , }; [L8874-L8877] static struct aws_error_info_list s_list = { .error_list = errors, .count = (sizeof(errors) / sizeof((errors)[0])), }; [L8879-L8888] static struct aws_log_subject_info s_common_log_subject_infos[] = { { .subject_id = (AWS_LS_COMMON_GENERAL), .subject_name = ("aws-c-common"), .subject_description = ("Subject for aws-c-common logging that doesn't belong to any particular category") } , { .subject_id = (AWS_LS_COMMON_TASK_SCHEDULER), .subject_name = ("task-scheduler"), .subject_description = ("Subject for task scheduler or task specific logging.") } , }; [L8890-L8893] static struct aws_log_subject_info_list s_common_log_subject_list = { .subject_list = s_common_log_subject_infos, .count = (sizeof(s_common_log_subject_infos) / sizeof((s_common_log_subject_infos)[0])), }; [L8895-L8899] static _Bool s_common_library_initialized = 0 ; [L8930] static __thread int tl_last_error = 0; [L8932-L8934] static aws_error_handler_fn *s_global_handler = ((void *)0) ; [L8935-L8937] static void *s_global_error_context = ((void *)0) ; [L8939-L8941] static __thread aws_error_handler_fn *tl_thread_handler = ((void *)0) ; [L8942-L8944] __thread void *tl_thread_handler_context = ((void *)0) ; [L8945] static const int MAX_ERROR_CODE = 0x0400 * 16; [L8947] static const struct aws_error_info_list *volatile ERROR_SLOTS[16] = {0}; [L9528] CALL aws_string_eq_byte_cursor_harness() [L9504] CALL, EXPR nondet_bool() VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L261] return __VERIFIER_nondet_bool(); [L9504] RET, EXPR nondet_bool() VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9504-L9505] EXPR nondet_bool() ? ensure_string_is_allocated_bounded_length(16) : ((void *)0) VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9504-L9506] struct aws_string *str = nondet_bool() ? ensure_string_is_allocated_bounded_length(16) : ((void *)0) ; [L9507] struct aws_byte_cursor cursor = {__VERIFIER_nondet_ulong(), 0}; [L9507] struct aws_byte_cursor cursor = {__VERIFIER_nondet_ulong(), 0}; [L9509] CALL ensure_byte_cursor_has_allocated_buffer_member(&cursor) [L6661] CALL, EXPR nondet_bool() VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L261] return __VERIFIER_nondet_bool(); [L6661] RET, EXPR nondet_bool() VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, cursor={257:0}, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L6661-L6663] EXPR (nondet_bool()) ? ((void *)0) : bounded_malloc(cursor->len) VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, cursor={257:0}, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L6661-L6663] cursor->ptr = (nondet_bool()) ? ((void *)0) : bounded_malloc(cursor->len) [L9509] RET ensure_byte_cursor_has_allocated_buffer_member(&cursor) [L9510] CALL, EXPR aws_byte_cursor_is_valid(&cursor) VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, \old(cursor)={257:0}, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L7338-L7339] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7339] EXPR cursor->len [L7339] EXPR (cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr)))) [L7338-L7339] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7338-L7339] return cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))); [L9510] RET, EXPR aws_byte_cursor_is_valid(&cursor) VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, cursor={257:0}, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, str={0:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9510] CALL assume_abort_if_not(aws_byte_cursor_is_valid(&cursor)) VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, \old(cond)=1, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L211] COND FALSE !(!cond) [L9510] RET assume_abort_if_not(aws_byte_cursor_is_valid(&cursor)) VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, cursor={257:0}, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, str={0:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9514] CALL, EXPR nondet_bool() VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L261] return __VERIFIER_nondet_bool(); [L9514] RET, EXPR nondet_bool() VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, cursor={257:0}, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, str={0:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9513-L9514] _Bool nondet_parameter = nondet_bool(); [L9515-L9517] CALL, EXPR aws_string_eq_byte_cursor(str, nondet_parameter ? &cursor : ((void *)0) ) [L9295] EXPR !str || aws_string_is_valid(str) VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, cur={0:0}, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, str={0:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9295] CALL assume_abort_if_not((!str || aws_string_is_valid(str))) VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, \old(cond)=1, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L211] COND FALSE !(!cond) [L9295] RET assume_abort_if_not((!str || aws_string_is_valid(str))) VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, cur={0:0}, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, str={0:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9296] EXPR !cur || aws_byte_cursor_is_valid(cur) VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, cur={0:0}, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, str={0:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9296] CALL assume_abort_if_not((!cur || aws_byte_cursor_is_valid(cur))) VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, \old(cond)=1, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L211] COND FALSE !(!cond) [L9296] RET assume_abort_if_not((!cur || aws_byte_cursor_is_valid(cur))) VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, cur={0:0}, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, str={0:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9297-L9300] COND TRUE str == ((void *)0) && cur == ((void *)0) [L9302-L9304] return 1 ; VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, \result=1, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9515-L9517] RET, EXPR aws_string_eq_byte_cursor(str, nondet_parameter ? &cursor : ((void *)0) ) [L9515-L9517] COND FALSE !(aws_string_eq_byte_cursor(str, nondet_parameter ? &cursor : ((void *)0) ) && str) [L9526] CALL, EXPR aws_byte_cursor_is_valid(&cursor) VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, \old(cursor)={257:0}, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L7338-L7339] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7339] EXPR cursor->len [L7339] EXPR (cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr)))) [L7338-L7339] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7338-L7339] return cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))); [L9526] RET, EXPR aws_byte_cursor_is_valid(&cursor) VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, cursor={257:0}, errors={198:0}, nondet_parameter=0, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9526] CALL __VERIFIER_assert(!(aws_byte_cursor_is_valid(&cursor))) VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, \old(cond)=0, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L223] COND TRUE !cond VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, \old(cond)=0, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L223] reach_error() VAL [ERROR_SLOTS={200:0}, MAX_ERROR_CODE=16384, \old(cond)=0, errors={198:0}, s_can_fail_allocator_static={196:0}, s_common_library_initialized=0, s_common_log_subject_infos={199:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={197:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 92 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 238.5s, OverallIterations: 2, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 8.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 8.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 312 SdHoareTripleChecker+Invalid, 6.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 206 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 47 IncrementalHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 106 mSDtfsCounter, 47 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=117occurred in iteration=1, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 7.2s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 41 ConstructedInterpolants, 0 QuantifiedInterpolants, 149 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 07:32:33,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_eq_byte_cursor_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje --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 64bit --witnessprinter.graph.data.programhash 749bc7c3e2c622f5289869c5db45e560b0834c165d96fec0a030808c5f793112 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:32:35,934 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:32:36,030 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2024-11-09 07:32:36,036 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:32:36,037 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:32:36,075 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:32:36,076 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:32:36,076 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:32:36,077 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:32:36,079 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:32:36,079 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:32:36,080 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:32:36,080 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:32:36,080 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:32:36,083 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:32:36,083 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:32:36,084 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:32:36,084 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:32:36,085 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:32:36,085 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:32:36,089 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:32:36,090 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:32:36,090 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 07:32:36,090 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 07:32:36,090 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:32:36,091 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 07:32:36,091 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:32:36,091 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:32:36,092 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:32:36,092 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 07:32:36,092 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:32:36,093 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:32:36,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:32:36,095 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:32:36,095 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:32:36,095 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:32:36,095 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 07:32:36,096 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 07:32:36,096 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:32:36,096 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:32:36,096 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 749bc7c3e2c622f5289869c5db45e560b0834c165d96fec0a030808c5f793112 [2024-11-09 07:32:36,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:32:36,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:32:36,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:32:36,531 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:32:36,531 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:32:36,533 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/aws-c-common/aws_string_eq_byte_cursor_harness_negated.i Unable to find full path for "g++" [2024-11-09 07:32:38,652 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:32:39,306 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:32:39,307 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_cursor_harness_negated.i [2024-11-09 07:32:39,361 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/data/a362022fa/c3e10f92bb474fae8dc4c82bce6ee8c5/FLAGabef23043 [2024-11-09 07:32:39,382 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/data/a362022fa/c3e10f92bb474fae8dc4c82bce6ee8c5 [2024-11-09 07:32:39,385 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:32:39,389 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:32:39,390 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:32:39,390 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:32:39,397 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:32:39,397 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:32:39" (1/1) ... [2024-11-09 07:32:39,398 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@537d546e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:32:39, skipping insertion in model container [2024-11-09 07:32:39,401 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:32:39" (1/1) ... [2024-11-09 07:32:39,583 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:32:39,968 WARN L250 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_4afd4f13-9b22-4faa-aaf8-747bddb62c25/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_cursor_harness_negated.i[4499,4512] [2024-11-09 07:32:39,977 WARN L250 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_4afd4f13-9b22-4faa-aaf8-747bddb62c25/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_cursor_harness_negated.i[4559,4572] [2024-11-09 07:32:40,810 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:40,965 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:40,966 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:40,967 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:40,975 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:40,982 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:40,982 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:40,983 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:40,984 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:40,988 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:40,989 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:40,993 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:40,997 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,000 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,004 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,019 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:41,020 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,021 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:41,022 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,025 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:41,026 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,027 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:41,027 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,549 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,550 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,551 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,551 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,734 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,762 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,768 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,784 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,855 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,857 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,860 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:41,861 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:41,861 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,004 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,010 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,021 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,022 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:32:42,155 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-09 07:32:42,238 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:32:42,245 WARN L250 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_4afd4f13-9b22-4faa-aaf8-747bddb62c25/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_cursor_harness_negated.i[4499,4512] [2024-11-09 07:32:42,246 WARN L250 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_4afd4f13-9b22-4faa-aaf8-747bddb62c25/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_cursor_harness_negated.i[4559,4572] [2024-11-09 07:32:42,284 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,306 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,307 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,308 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,314 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,315 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,316 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,316 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,318 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,318 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,319 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,322 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,322 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,324 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,326 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,331 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,332 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,333 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,334 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,335 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,335 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,338 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,339 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,391 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,392 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,393 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,409 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,451 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,459 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,462 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,466 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,503 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,505 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,507 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,508 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,508 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,558 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,562 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,564 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,565 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:32:42,579 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:32:42,629 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:32:42,643 WARN L250 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_4afd4f13-9b22-4faa-aaf8-747bddb62c25/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_cursor_harness_negated.i[4499,4512] [2024-11-09 07:32:42,644 WARN L250 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_4afd4f13-9b22-4faa-aaf8-747bddb62c25/sv-benchmarks/c/aws-c-common/aws_string_eq_byte_cursor_harness_negated.i[4559,4572] [2024-11-09 07:32:42,693 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,695 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,699 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,700 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,700 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,706 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,706 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,707 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,708 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,930 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8221] [2024-11-09 07:32:42,935 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,936 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:32:42,969 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8707-8718] [2024-11-09 07:32:43,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:32:43,322 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:32:43,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:32:43 WrapperNode [2024-11-09 07:32:43,323 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:32:43,324 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:32:43,325 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:32:43,325 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:32:43,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:32:43" (1/1) ... [2024-11-09 07:32:43,452 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:32:43" (1/1) ... [2024-11-09 07:32:43,523 INFO L138 Inliner]: procedures = 702, calls = 2795, calls flagged for inlining = 60, calls inlined = 7, statements flattened = 880 [2024-11-09 07:32:43,524 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:32:43,524 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:32:43,525 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:32:43,525 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:32:43,537 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:32:43" (1/1) ... [2024-11-09 07:32:43,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:32:43" (1/1) ... [2024-11-09 07:32:43,559 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:32:43" (1/1) ... [2024-11-09 07:32:43,560 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:32:43" (1/1) ... [2024-11-09 07:32:43,610 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:32:43" (1/1) ... [2024-11-09 07:32:43,613 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:32:43" (1/1) ... [2024-11-09 07:32:43,623 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:32:43" (1/1) ... [2024-11-09 07:32:43,629 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:32:43" (1/1) ... [2024-11-09 07:32:43,641 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:32:43,642 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:32:43,643 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:32:43,643 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:32:43,644 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:32:43" (1/1) ... [2024-11-09 07:32:43,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:32:43,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:32:43,705 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:32:43,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:32:43,754 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-09 07:32:43,754 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-09 07:32:43,754 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-09 07:32:43,754 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-09 07:32:43,755 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2024-11-09 07:32:43,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2024-11-09 07:32:43,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 07:32:43,755 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-09 07:32:43,755 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-09 07:32:43,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 07:32:43,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-09 07:32:43,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2024-11-09 07:32:43,757 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 07:32:43,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 07:32:43,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 07:32:43,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:32:43,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 07:32:43,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:32:43,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:32:43,758 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-09 07:32:43,758 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-09 07:32:43,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-09 07:32:43,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2024-11-09 07:32:43,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 07:32:43,760 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:32:43,760 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:32:43,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 07:32:43,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 07:32:43,760 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2024-11-09 07:32:43,761 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2024-11-09 07:32:43,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2024-11-09 07:32:43,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-09 07:32:43,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 07:32:43,762 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-09 07:32:43,762 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-09 07:32:43,762 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-09 07:32:43,762 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-09 07:32:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-09 07:32:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-09 07:32:44,334 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:32:44,339 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:32:51,223 INFO L? ?]: Removed 99 outVars from TransFormulas that were not future-live. [2024-11-09 07:32:51,223 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:32:51,241 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:32:51,242 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 07:32:51,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:32:51 BoogieIcfgContainer [2024-11-09 07:32:51,243 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:32:51,245 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:32:51,245 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:32:51,248 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:32:51,249 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:32:39" (1/3) ... [2024-11-09 07:32:51,250 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19256965 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:32:51, skipping insertion in model container [2024-11-09 07:32:51,252 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:32:43" (2/3) ... [2024-11-09 07:32:51,253 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19256965 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:32:51, skipping insertion in model container [2024-11-09 07:32:51,254 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:32:51" (3/3) ... [2024-11-09 07:32:51,255 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_eq_byte_cursor_harness_negated.i [2024-11-09 07:32:51,272 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:32:51,274 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:32:51,352 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:32:51,358 INFO L333 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, 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;@69d728f0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:32:51,361 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:32:51,367 INFO L276 IsEmpty]: Start isEmpty. Operand has 123 states, 82 states have (on average 1.2804878048780488) internal successors, (105), 83 states have internal predecessors, (105), 29 states have call successors, (29), 10 states have call predecessors, (29), 10 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-09 07:32:51,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-09 07:32:51,383 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:32:51,383 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 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] [2024-11-09 07:32:51,384 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:32:51,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:32:51,390 INFO L85 PathProgramCache]: Analyzing trace with hash 2022623570, now seen corresponding path program 1 times [2024-11-09 07:32:51,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:32:51,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1735282839] [2024-11-09 07:32:51,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:32:51,416 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 07:32:51,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:32:51,420 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 07:32:51,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-09 07:34:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:34:41,696 INFO L255 TraceCheckSpWp]: Trace formula consists of 4078 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 07:34:41,704 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:34:41,731 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-09 07:34:41,731 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:34:41,732 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:34:41,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1735282839] [2024-11-09 07:34:41,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1735282839] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:34:41,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:34:41,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:34:41,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917202649] [2024-11-09 07:34:41,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:34:41,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 07:34:41,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:34:41,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 07:34:41,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 07:34:41,760 INFO L87 Difference]: Start difference. First operand has 123 states, 82 states have (on average 1.2804878048780488) internal successors, (105), 83 states have internal predecessors, (105), 29 states have call successors, (29), 10 states have call predecessors, (29), 10 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-09 07:34:41,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:34:41,795 INFO L93 Difference]: Finished difference Result 237 states and 329 transitions. [2024-11-09 07:34:41,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 07:34:41,797 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 59 [2024-11-09 07:34:41,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:34:41,806 INFO L225 Difference]: With dead ends: 237 [2024-11-09 07:34:41,807 INFO L226 Difference]: Without dead ends: 118 [2024-11-09 07:34:41,810 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 07:34:41,813 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 07:34:41,814 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 07:34:41,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2024-11-09 07:34:41,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2024-11-09 07:34:41,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 78 states have (on average 1.2692307692307692) internal successors, (99), 79 states have internal predecessors, (99), 29 states have call successors, (29), 10 states have call predecessors, (29), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-09 07:34:41,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 156 transitions. [2024-11-09 07:34:41,860 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 156 transitions. Word has length 59 [2024-11-09 07:34:41,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:34:41,861 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 156 transitions. [2024-11-09 07:34:41,862 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-09 07:34:41,862 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2024-11-09 07:34:41,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-09 07:34:41,865 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:34:41,865 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 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] [2024-11-09 07:34:41,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-09 07:34:42,066 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 07:34:42,066 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:34:42,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:34:42,067 INFO L85 PathProgramCache]: Analyzing trace with hash -94104624, now seen corresponding path program 1 times [2024-11-09 07:34:42,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:34:42,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1747222558] [2024-11-09 07:34:42,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:34:42,075 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 07:34:42,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:34:42,078 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 07:34:42,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-09 07:36:28,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:36:28,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 4078 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 07:36:28,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:36:29,021 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 07:36:29,021 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:36:29,021 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:36:29,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1747222558] [2024-11-09 07:36:29,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1747222558] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:36:29,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:36:29,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 07:36:29,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052230813] [2024-11-09 07:36:29,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:36:29,024 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 07:36:29,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:36:29,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 07:36:29,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 07:36:29,026 INFO L87 Difference]: Start difference. First operand 118 states and 156 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-09 07:36:29,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:36:29,358 INFO L93 Difference]: Finished difference Result 202 states and 269 transitions. [2024-11-09 07:36:29,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 07:36:29,360 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 59 [2024-11-09 07:36:29,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:36:29,367 INFO L225 Difference]: With dead ends: 202 [2024-11-09 07:36:29,367 INFO L226 Difference]: Without dead ends: 121 [2024-11-09 07:36:29,369 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 07:36:29,370 INFO L432 NwaCegarLoop]: 150 mSDtfsCounter, 32 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 539 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 07:36:29,370 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 539 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 07:36:29,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-09 07:36:29,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2024-11-09 07:36:29,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 80 states have (on average 1.2625) internal successors, (101), 82 states have internal predecessors, (101), 29 states have call successors, (29), 10 states have call predecessors, (29), 11 states have return successors, (29), 28 states have call predecessors, (29), 28 states have call successors, (29) [2024-11-09 07:36:29,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 159 transitions. [2024-11-09 07:36:29,389 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 159 transitions. Word has length 59 [2024-11-09 07:36:29,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:36:29,390 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 159 transitions. [2024-11-09 07:36:29,390 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-09 07:36:29,390 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 159 transitions. [2024-11-09 07:36:29,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-09 07:36:29,393 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:36:29,394 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:36:29,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-09 07:36:29,594 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 07:36:29,595 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:36:29,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:36:29,595 INFO L85 PathProgramCache]: Analyzing trace with hash -1336754851, now seen corresponding path program 1 times [2024-11-09 07:36:29,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:36:29,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1280464243] [2024-11-09 07:36:29,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:36:29,600 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 07:36:29,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:36:29,602 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 07:36:29,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-09 07:38:11,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:38:12,044 INFO L255 TraceCheckSpWp]: Trace formula consists of 4090 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 07:38:12,050 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:38:12,641 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-09 07:38:12,642 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:38:12,642 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:38:12,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1280464243] [2024-11-09 07:38:12,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1280464243] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:38:12,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:38:12,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 07:38:12,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794612664] [2024-11-09 07:38:12,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:38:12,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:38:12,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:38:12,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:38:12,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:38:12,646 INFO L87 Difference]: Start difference. First operand 121 states and 159 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-09 07:38:12,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:38:12,828 INFO L93 Difference]: Finished difference Result 203 states and 270 transitions. [2024-11-09 07:38:12,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:38:12,832 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 63 [2024-11-09 07:38:12,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:38:12,835 INFO L225 Difference]: With dead ends: 203 [2024-11-09 07:38:12,835 INFO L226 Difference]: Without dead ends: 149 [2024-11-09 07:38:12,836 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:38:12,837 INFO L432 NwaCegarLoop]: 153 mSDtfsCounter, 10 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 07:38:12,837 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 451 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 07:38:12,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2024-11-09 07:38:12,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2024-11-09 07:38:12,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 98 states have (on average 1.2653061224489797) internal successors, (124), 100 states have internal predecessors, (124), 39 states have call successors, (39), 10 states have call predecessors, (39), 11 states have return successors, (40), 38 states have call predecessors, (40), 38 states have call successors, (40) [2024-11-09 07:38:12,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 203 transitions. [2024-11-09 07:38:12,859 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 203 transitions. Word has length 63 [2024-11-09 07:38:12,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:38:12,860 INFO L471 AbstractCegarLoop]: Abstraction has 149 states and 203 transitions. [2024-11-09 07:38:12,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-09 07:38:12,861 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 203 transitions. [2024-11-09 07:38:12,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-09 07:38:12,863 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:38:12,864 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 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] [2024-11-09 07:38:12,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-09 07:38:13,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 07:38:13,065 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:38:13,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:38:13,065 INFO L85 PathProgramCache]: Analyzing trace with hash 110321690, now seen corresponding path program 1 times [2024-11-09 07:38:13,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:38:13,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [695449454] [2024-11-09 07:38:13,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:38:13,070 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 07:38:13,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:38:13,072 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 07:38:13,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd4f13-9b22-4faa-aaf8-747bddb62c25/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process