./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/bin/utaipan-verify-sOmjnqqW8E --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 62819792100d4af92b1840351c5334ae67c27f34c9e4871dea815483843ae0b5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:42:45,858 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:42:45,971 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 05:42:45,982 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:42:45,982 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:42:46,039 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:42:46,040 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:42:46,041 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:42:46,041 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:42:46,041 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:42:46,041 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:42:46,041 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:42:46,042 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:42:46,042 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:42:46,042 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:42:46,042 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:42:46,042 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:42:46,042 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:42:46,042 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:42:46,045 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:42:46,045 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:42:46,045 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:42:46,046 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:42:46,046 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:42:46,046 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:42:46,046 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:42:46,046 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:42:46,046 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:42:46,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:42:46,046 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:42:46,046 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:42:46,047 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:42:46,047 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:42:46,047 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:42:46,047 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:42:46,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:42:46,047 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:42:46,047 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:42:46,047 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:42:46,047 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:42:46,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:42:46,048 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:42:46,048 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:42:46,048 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:42:46,048 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/bin/utaipan-verify-sOmjnqqW8E 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 -> 62819792100d4af92b1840351c5334ae67c27f34c9e4871dea815483843ae0b5 [2024-11-14 05:42:46,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:42:46,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:42:46,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:42:46,456 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:42:46,456 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:42:46,458 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness_negated.i Unable to find full path for "g++" [2024-11-14 05:42:48,669 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:42:49,289 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:42:49,290 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness_negated.i [2024-11-14 05:42:49,333 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/bin/utaipan-verify-sOmjnqqW8E/data/38a58b091/d08e94d138764f81ab63b0534328e521/FLAG9edf797cf [2024-11-14 05:42:49,352 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/bin/utaipan-verify-sOmjnqqW8E/data/38a58b091/d08e94d138764f81ab63b0534328e521 [2024-11-14 05:42:49,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:42:49,356 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:42:49,358 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:42:49,358 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:42:49,364 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:42:49,365 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:42:49" (1/1) ... [2024-11-14 05:42:49,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f3bd5a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:49, skipping insertion in model container [2024-11-14 05:42:49,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:42:49" (1/1) ... [2024-11-14 05:42:49,519 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:42:49,852 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_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness_negated.i[4497,4510] [2024-11-14 05:42:49,859 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_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness_negated.i[4557,4570] [2024-11-14 05:42:50,800 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:50,805 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:50,806 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:50,807 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:50,808 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:50,842 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:50,843 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:50,845 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:50,845 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:50,848 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:50,849 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:50,850 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:50,850 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:51,545 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_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness_negated.i[156606,156619] [2024-11-14 05:42:51,546 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_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness_negated.i[156825,156838] [2024-11-14 05:42:51,547 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_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness_negated.i[157021,157034] [2024-11-14 05:42:51,548 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:42:51,588 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:42:51,604 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_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness_negated.i[4497,4510] [2024-11-14 05:42:51,604 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_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness_negated.i[4557,4570] [2024-11-14 05:42:51,739 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:51,742 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:51,743 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:51,743 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:51,746 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:51,771 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:51,771 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:51,773 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:51,775 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:51,779 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:51,783 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:51,784 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:51,784 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:42:51,928 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [6932-6943] [2024-11-14 05:42:51,970 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_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness_negated.i[156606,156619] [2024-11-14 05:42:51,974 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_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness_negated.i[156825,156838] [2024-11-14 05:42:51,975 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_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness_negated.i[157021,157034] [2024-11-14 05:42:51,976 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:42:52,199 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:42:52,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:52 WrapperNode [2024-11-14 05:42:52,201 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:42:52,202 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:42:52,202 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:42:52,202 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:42:52,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:52" (1/1) ... [2024-11-14 05:42:52,263 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:52" (1/1) ... [2024-11-14 05:42:52,308 INFO L138 Inliner]: procedures = 669, calls = 1209, calls flagged for inlining = 43, calls inlined = 6, statements flattened = 499 [2024-11-14 05:42:52,308 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:42:52,309 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:42:52,309 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:42:52,309 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:42:52,321 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:52" (1/1) ... [2024-11-14 05:42:52,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:52" (1/1) ... [2024-11-14 05:42:52,328 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:52" (1/1) ... [2024-11-14 05:42:52,328 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:52" (1/1) ... [2024-11-14 05:42:52,345 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:52" (1/1) ... [2024-11-14 05:42:52,347 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:52" (1/1) ... [2024-11-14 05:42:52,351 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:52" (1/1) ... [2024-11-14 05:42:52,353 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:52" (1/1) ... [2024-11-14 05:42:52,359 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:42:52,360 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:42:52,360 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:42:52,360 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:42:52,361 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:52" (1/1) ... [2024-11-14 05:42:52,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:42:52,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:42:52,413 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:42:52,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:42:52,454 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-14 05:42:52,454 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-14 05:42:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-14 05:42:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-14 05:42:52,455 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-14 05:42:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_u64_saturating [2024-11-14 05:42:52,455 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_u64_saturating [2024-11-14 05:42:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:42:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:42:52,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:42:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-14 05:42:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 05:42:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-14 05:42:52,456 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-14 05:42:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:42:52,765 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:42:52,768 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:42:57,046 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-14 05:42:57,046 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:42:57,556 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:42:57,556 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 05:42:57,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:42:57 BoogieIcfgContainer [2024-11-14 05:42:57,557 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:42:57,560 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:42:57,561 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:42:57,570 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:42:57,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:42:49" (1/3) ... [2024-11-14 05:42:57,571 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1616e343 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:42:57, skipping insertion in model container [2024-11-14 05:42:57,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:52" (2/3) ... [2024-11-14 05:42:57,571 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1616e343 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:42:57, skipping insertion in model container [2024-11-14 05:42:57,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:42:57" (3/3) ... [2024-11-14 05:42:57,573 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_mul_size_saturating_harness_negated.i [2024-11-14 05:42:57,591 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:42:57,594 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_mul_size_saturating_harness_negated.i that has 5 procedures, 31 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2024-11-14 05:42:57,669 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:42:57,689 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;@7b72cdb5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:42:57,689 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:42:57,697 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 20 states have internal predecessors, (22), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-14 05:42:57,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-14 05:42:57,711 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:42:57,712 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:42:57,713 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:42:57,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:42:57,720 INFO L85 PathProgramCache]: Analyzing trace with hash -904369409, now seen corresponding path program 1 times [2024-11-14 05:42:57,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:42:57,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248850120] [2024-11-14 05:42:57,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:42:57,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:43:06,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 05:43:06,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [322288824] [2024-11-14 05:43:06,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:43:06,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:43:06,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:43:06,789 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:43:06,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b5ba5ea-bfe8-42d6-affb-62b0abd5e0fb/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process