./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/main8_sound-oss-sound-ko--32_7a--c4cb1dd.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/main8_sound-oss-sound-ko--32_7a--c4cb1dd.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl --witnessprinter.witness.filename witness.graphml --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 cd7a88063c5d9d985797dc5af4fb7d295e8c2e5995d00e39d651744b6900b239 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:45:23,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:45:23,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:45:23,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:45:23,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:45:23,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:45:23,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:45:23,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:45:23,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:45:23,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:45:23,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:45:23,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:45:23,199 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:45:23,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:45:23,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:45:23,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:45:23,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:45:23,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:45:23,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:45:23,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:45:23,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:45:23,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:45:23,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:45:23,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:45:23,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:45:23,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:45:23,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:45:23,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:45:23,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:45:23,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:45:23,223 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:45:23,224 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:45:23,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:45:23,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:45:23,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:45:23,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:45:23,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:45:23,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:45:23,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:45:23,230 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:45:23,231 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:45:23,232 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 16:45:23,260 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:45:23,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:45:23,261 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:45:23,262 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:45:23,262 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:45:23,263 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:45:23,263 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:45:23,264 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:45:23,264 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:45:23,264 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 16:45:23,265 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:45:23,265 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:45:23,265 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 16:45:23,266 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 16:45:23,266 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:45:23,266 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 16:45:23,267 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 16:45:23,267 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 16:45:23,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:45:23,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 16:45:23,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:45:23,268 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:45:23,268 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:45:23,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:45:23,269 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:45:23,269 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:45:23,269 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:45:23,269 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:45:23,270 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:45:23,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:45:23,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:45:23,270 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:45:23,270 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:45:23,271 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 16:45:23,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 16:45:23,271 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:45:23,271 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:45:23,271 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:45:23,272 INFO L138 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_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd7a88063c5d9d985797dc5af4fb7d295e8c2e5995d00e39d651744b6900b239 [2021-11-23 16:45:23,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:45:23,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:45:23,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:45:23,569 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:45:23,570 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:45:23,571 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-commit-tester/main8_sound-oss-sound-ko--32_7a--c4cb1dd.i [2021-11-23 16:45:23,651 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/data/424e1df33/5a739be4ab4944ac9559af0ebb4878f6/FLAG3df916536 [2021-11-23 16:45:24,625 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:45:24,626 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/sv-benchmarks/c/ldv-commit-tester/main8_sound-oss-sound-ko--32_7a--c4cb1dd.i [2021-11-23 16:45:24,695 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/data/424e1df33/5a739be4ab4944ac9559af0ebb4878f6/FLAG3df916536 [2021-11-23 16:45:24,992 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/data/424e1df33/5a739be4ab4944ac9559af0ebb4878f6 [2021-11-23 16:45:24,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:45:24,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:45:24,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:25,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:45:25,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:45:25,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:24" (1/1) ... [2021-11-23 16:45:25,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ab10a56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:25, skipping insertion in model container [2021-11-23 16:45:25,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:24" (1/1) ... [2021-11-23 16:45:25,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:45:25,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:45:28,197 WARN L230 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_1fffbfba-a677-496b-a5d0-75d87e656b96/sv-benchmarks/c/ldv-commit-tester/main8_sound-oss-sound-ko--32_7a--c4cb1dd.i[376831,376844] [2021-11-23 16:45:28,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:45:28,318 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:45:28,874 WARN L230 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_1fffbfba-a677-496b-a5d0-75d87e656b96/sv-benchmarks/c/ldv-commit-tester/main8_sound-oss-sound-ko--32_7a--c4cb1dd.i[376831,376844] [2021-11-23 16:45:28,881 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:45:29,111 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:45:29,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:29 WrapperNode [2021-11-23 16:45:29,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:29,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:45:29,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:45:29,113 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:45:29,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:29" (1/1) ... [2021-11-23 16:45:29,302 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:29" (1/1) ... [2021-11-23 16:45:29,433 INFO L137 Inliner]: procedures = 377, calls = 5019, calls flagged for inlining = 130, calls inlined = 3, statements flattened = 1544 [2021-11-23 16:45:29,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:45:29,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:45:29,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:45:29,436 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:45:29,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:29" (1/1) ... [2021-11-23 16:45:29,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:29" (1/1) ... [2021-11-23 16:45:29,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:29" (1/1) ... [2021-11-23 16:45:29,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:29" (1/1) ... [2021-11-23 16:45:29,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:29" (1/1) ... [2021-11-23 16:45:29,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:29" (1/1) ... [2021-11-23 16:45:29,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:29" (1/1) ... [2021-11-23 16:45:29,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:45:29,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:45:29,617 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:45:29,617 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:45:29,618 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:29" (1/1) ... [2021-11-23 16:45:29,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:45:29,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:45:29,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:45:29,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:45:29,786 INFO L130 BoogieDeclarations]: Found specification of procedure timer_open [2021-11-23 16:45:29,787 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_open [2021-11-23 16:45:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_channels [2021-11-23 16:45:29,787 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_channels [2021-11-23 16:45:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 16:45:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 16:45:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset [2021-11-23 16:45:29,788 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset [2021-11-23 16:45:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 16:45:29,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 16:45:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2021-11-23 16:45:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks___0 [2021-11-23 16:45:29,789 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks___0 [2021-11-23 16:45:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 16:45:29,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 16:45:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure seq_copy_to_input [2021-11-23 16:45:29,789 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_copy_to_input [2021-11-23 16:45:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-23 16:45:29,790 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-23 16:45:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset___0 [2021-11-23 16:45:29,790 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset___0 [2021-11-23 16:45:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 16:45:29,790 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 16:45:29,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:45:29,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 16:45:29,791 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-23 16:45:29,791 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-23 16:45:29,791 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~$Pointer$~TO~int [2021-11-23 16:45:29,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~$Pointer$~TO~int [2021-11-23 16:45:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure reprogram_timer [2021-11-23 16:45:29,792 INFO L138 BoogieDeclarations]: Found implementation of procedure reprogram_timer [2021-11-23 16:45:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 16:45:29,792 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 16:45:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:45:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info___0 [2021-11-23 16:45:29,793 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info___0 [2021-11-23 16:45:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 16:45:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 16:45:29,793 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 16:45:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_event [2021-11-23 16:45:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_event [2021-11-23 16:45:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 16:45:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 16:45:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure timer_ioctl [2021-11-23 16:45:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_ioctl [2021-11-23 16:45:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_open [2021-11-23 16:45:29,795 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_open [2021-11-23 16:45:29,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 16:45:29,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 16:45:29,796 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-11-23 16:45:29,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-11-23 16:45:29,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 16:45:29,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 16:45:29,798 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_arm [2021-11-23 16:45:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_arm [2021-11-23 16:45:29,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-11-23 16:45:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-11-23 16:45:29,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 16:45:29,799 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_get_time [2021-11-23 16:45:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_get_time [2021-11-23 16:45:29,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 16:45:29,800 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 16:45:29,800 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_speed [2021-11-23 16:45:29,801 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_speed [2021-11-23 16:45:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_bits [2021-11-23 16:45:29,801 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_bits [2021-11-23 16:45:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_close [2021-11-23 16:45:29,801 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_close [2021-11-23 16:45:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-11-23 16:45:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 16:45:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:45:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 16:45:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks [2021-11-23 16:45:29,803 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks [2021-11-23 16:45:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 16:45:29,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 16:45:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 16:45:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_ioctl [2021-11-23 16:45:29,804 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_ioctl [2021-11-23 16:45:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 16:45:29,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 16:45:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:45:29,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:45:30,182 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:45:30,186 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:45:33,244 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:45:33,368 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 16:45:33,379 INFO L158 Benchmark]: Toolchain (without parser) took 8381.96ms. Allocated memory was 134.2MB in the beginning and 323.0MB in the end (delta: 188.7MB). Free memory was 102.0MB in the beginning and 186.5MB in the end (delta: -84.6MB). Peak memory consumption was 194.6MB. Max. memory is 16.1GB. [2021-11-23 16:45:33,380 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 134.2MB. Free memory is still 108.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:45:33,382 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4114.11ms. Allocated memory was 134.2MB in the beginning and 201.3MB in the end (delta: 67.1MB). Free memory was 102.0MB in the beginning and 98.9MB in the end (delta: 3.1MB). Peak memory consumption was 114.9MB. Max. memory is 16.1GB. [2021-11-23 16:45:33,383 INFO L158 Benchmark]: Boogie Procedure Inliner took 321.49ms. Allocated memory is still 201.3MB. Free memory was 98.9MB in the beginning and 80.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 16:45:33,384 INFO L158 Benchmark]: Boogie Preprocessor took 179.33ms. Allocated memory is still 201.3MB. Free memory was 80.0MB in the beginning and 66.2MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 16:45:33,385 INFO L158 Benchmark]: RCFGBuilder took 3761.07ms. Allocated memory was 201.3MB in the beginning and 323.0MB in the end (delta: 121.6MB). Free memory was 66.2MB in the beginning and 186.5MB in the end (delta: -120.3MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. [2021-11-23 16:45:33,394 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 134.2MB. Free memory is still 108.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4114.11ms. Allocated memory was 134.2MB in the beginning and 201.3MB in the end (delta: 67.1MB). Free memory was 102.0MB in the beginning and 98.9MB in the end (delta: 3.1MB). Peak memory consumption was 114.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 321.49ms. Allocated memory is still 201.3MB. Free memory was 98.9MB in the beginning and 80.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 179.33ms. Allocated memory is still 201.3MB. Free memory was 80.0MB in the beginning and 66.2MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 3761.07ms. Allocated memory was 201.3MB in the beginning and 323.0MB in the end (delta: 121.6MB). Free memory was 66.2MB in the beginning and 186.5MB in the end (delta: -120.3MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 16:45:33,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/main8_sound-oss-sound-ko--32_7a--c4cb1dd.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl --witnessprinter.witness.filename witness.graphml --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 cd7a88063c5d9d985797dc5af4fb7d295e8c2e5995d00e39d651744b6900b239 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:45:35,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:45:35,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:45:35,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:45:35,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:45:35,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:45:35,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:45:35,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:45:35,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:45:35,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:45:35,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:45:35,999 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:45:36,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:45:36,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:45:36,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:45:36,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:45:36,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:45:36,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:45:36,014 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:45:36,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:45:36,024 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:45:36,025 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:45:36,028 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:45:36,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:45:36,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:45:36,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:45:36,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:45:36,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:45:36,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:45:36,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:45:36,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:45:36,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:45:36,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:45:36,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:45:36,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:45:36,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:45:36,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:45:36,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:45:36,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:45:36,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:45:36,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:45:36,061 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 16:45:36,106 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:45:36,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:45:36,107 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:45:36,107 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:45:36,108 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:45:36,108 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:45:36,108 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:45:36,108 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:45:36,109 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:45:36,109 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:45:36,110 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:45:36,110 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:45:36,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:45:36,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:45:36,112 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:45:36,112 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:45:36,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:45:36,113 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 16:45:36,113 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 16:45:36,113 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 16:45:36,113 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:45:36,114 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:45:36,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:45:36,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:45:36,114 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 16:45:36,114 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:45:36,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:45:36,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:45:36,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:45:36,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:45:36,116 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 16:45:36,116 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 16:45:36,116 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:45:36,117 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:45:36,117 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:45:36,117 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd7a88063c5d9d985797dc5af4fb7d295e8c2e5995d00e39d651744b6900b239 [2021-11-23 16:45:36,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:45:36,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:45:36,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:45:36,548 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:45:36,549 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:45:36,550 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-commit-tester/main8_sound-oss-sound-ko--32_7a--c4cb1dd.i [2021-11-23 16:45:36,627 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/data/efc97d4ca/3b77bbab49494fb28af710b619b8b6c3/FLAG279e37982 [2021-11-23 16:45:37,737 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:45:37,738 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/sv-benchmarks/c/ldv-commit-tester/main8_sound-oss-sound-ko--32_7a--c4cb1dd.i [2021-11-23 16:45:37,781 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/data/efc97d4ca/3b77bbab49494fb28af710b619b8b6c3/FLAG279e37982 [2021-11-23 16:45:38,077 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/data/efc97d4ca/3b77bbab49494fb28af710b619b8b6c3 [2021-11-23 16:45:38,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:45:38,081 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:45:38,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:38,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:45:38,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:45:38,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:38" (1/1) ... [2021-11-23 16:45:38,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c90caa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:38, skipping insertion in model container [2021-11-23 16:45:38,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:38" (1/1) ... [2021-11-23 16:45:38,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:45:38,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:45:41,497 WARN L230 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_1fffbfba-a677-496b-a5d0-75d87e656b96/sv-benchmarks/c/ldv-commit-tester/main8_sound-oss-sound-ko--32_7a--c4cb1dd.i[376831,376844] [2021-11-23 16:45:41,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:45:41,697 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 16:45:41,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:45:42,400 WARN L230 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_1fffbfba-a677-496b-a5d0-75d87e656b96/sv-benchmarks/c/ldv-commit-tester/main8_sound-oss-sound-ko--32_7a--c4cb1dd.i[376831,376844] [2021-11-23 16:45:42,407 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:45:42,509 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:45:43,048 WARN L230 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_1fffbfba-a677-496b-a5d0-75d87e656b96/sv-benchmarks/c/ldv-commit-tester/main8_sound-oss-sound-ko--32_7a--c4cb1dd.i[376831,376844] [2021-11-23 16:45:43,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:45:43,292 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:45:43,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:43 WrapperNode [2021-11-23 16:45:43,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:43,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:45:43,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:45:43,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:45:43,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:43" (1/1) ... [2021-11-23 16:45:43,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:43" (1/1) ... [2021-11-23 16:45:43,746 INFO L137 Inliner]: procedures = 397, calls = 5011, calls flagged for inlining = 129, calls inlined = 4, statements flattened = 1548 [2021-11-23 16:45:43,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:45:43,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:45:43,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:45:43,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:45:43,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:43" (1/1) ... [2021-11-23 16:45:43,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:43" (1/1) ... [2021-11-23 16:45:43,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:43" (1/1) ... [2021-11-23 16:45:43,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:43" (1/1) ... [2021-11-23 16:45:43,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:43" (1/1) ... [2021-11-23 16:45:43,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:43" (1/1) ... [2021-11-23 16:45:43,938 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:43" (1/1) ... [2021-11-23 16:45:43,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:45:43,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:45:43,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:45:43,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:45:43,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:43" (1/1) ... [2021-11-23 16:45:43,967 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:45:43,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:45:43,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:45:44,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:45:44,040 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2021-11-23 16:45:44,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 16:45:44,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 16:45:44,040 INFO L130 BoogieDeclarations]: Found specification of procedure seq_copy_to_input [2021-11-23 16:45:44,040 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_copy_to_input [2021-11-23 16:45:44,040 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 16:45:44,041 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 16:45:44,041 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 16:45:44,041 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 16:45:44,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:45:44,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 16:45:44,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 16:45:44,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 16:45:44,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 16:45:44,042 INFO L130 BoogieDeclarations]: Found specification of procedure timer_ioctl [2021-11-23 16:45:44,042 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_ioctl [2021-11-23 16:45:44,042 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_UINT~X~$Pointer$~TO~C_INT [2021-11-23 16:45:44,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_UINT~X~$Pointer$~TO~C_INT [2021-11-23 16:45:44,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-11-23 16:45:44,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-11-23 16:45:44,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 16:45:44,043 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 16:45:44,043 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_bits [2021-11-23 16:45:44,043 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_bits [2021-11-23 16:45:44,043 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_close [2021-11-23 16:45:44,043 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_close [2021-11-23 16:45:44,043 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-11-23 16:45:44,044 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_UINT~TO~C_UINT [2021-11-23 16:45:44,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_UINT~TO~C_UINT [2021-11-23 16:45:44,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:45:44,044 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 16:45:44,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 16:45:44,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 16:45:44,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 16:45:44,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 16:45:44,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:45:44,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:45:44,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 16:45:44,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 16:45:44,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 16:45:44,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 16:45:44,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 16:45:44,046 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset [2021-11-23 16:45:44,046 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset [2021-11-23 16:45:44,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 16:45:44,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 16:45:44,046 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks___0 [2021-11-23 16:45:44,046 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks___0 [2021-11-23 16:45:44,046 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-23 16:45:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-23 16:45:44,047 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset___0 [2021-11-23 16:45:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset___0 [2021-11-23 16:45:44,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:45:44,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 16:45:44,047 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-23 16:45:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-23 16:45:44,047 INFO L130 BoogieDeclarations]: Found specification of procedure reprogram_timer [2021-11-23 16:45:44,048 INFO L138 BoogieDeclarations]: Found implementation of procedure reprogram_timer [2021-11-23 16:45:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 16:45:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 16:45:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info___0 [2021-11-23 16:45:44,048 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info___0 [2021-11-23 16:45:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 16:45:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 16:45:44,048 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 16:45:44,049 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_event [2021-11-23 16:45:44,049 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_event [2021-11-23 16:45:44,049 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 16:45:44,049 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 16:45:44,049 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_open [2021-11-23 16:45:44,049 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_open [2021-11-23 16:45:44,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 16:45:44,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 16:45:44,050 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_get_time [2021-11-23 16:45:44,050 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_get_time [2021-11-23 16:45:44,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 16:45:44,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 16:45:44,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 16:45:44,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 16:45:44,050 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks [2021-11-23 16:45:44,051 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks [2021-11-23 16:45:44,051 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 16:45:44,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 16:45:44,051 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_ioctl [2021-11-23 16:45:44,051 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_ioctl [2021-11-23 16:45:44,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 16:45:44,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 16:45:44,450 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:45:44,454 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:45:54,699 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:45:54,722 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 16:45:54,725 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 16:45:54,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:45:54 BoogieIcfgContainer [2021-11-23 16:45:54,730 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 16:45:54,733 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 16:45:54,733 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 16:45:54,736 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 16:45:54,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:45:38" (1/3) ... [2021-11-23 16:45:54,738 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dd15731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:45:54, skipping insertion in model container [2021-11-23 16:45:54,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:43" (2/3) ... [2021-11-23 16:45:54,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dd15731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:45:54, skipping insertion in model container [2021-11-23 16:45:54,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:45:54" (3/3) ... [2021-11-23 16:45:54,740 INFO L111 eAbstractionObserver]: Analyzing ICFG main8_sound-oss-sound-ko--32_7a--c4cb1dd.i [2021-11-23 16:45:54,746 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 16:45:54,747 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 16:45:54,814 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 16:45:54,825 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 16:45:54,827 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 16:45:54,864 INFO L276 IsEmpty]: Start isEmpty. Operand has 367 states, 286 states have (on average 1.5) internal successors, (429), 293 states have internal predecessors, (429), 50 states have call successors, (50), 29 states have call predecessors, (50), 29 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2021-11-23 16:45:54,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 16:45:54,870 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 16:45:54,874 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 16:45:54,874 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 16:45:54,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 16:45:54,881 INFO L85 PathProgramCache]: Analyzing trace with hash -1479164548, now seen corresponding path program 1 times [2021-11-23 16:45:54,904 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 16:45:54,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [45479155] [2021-11-23 16:45:54,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 16:45:54,908 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 16:45:54,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/mathsat [2021-11-23 16:45:54,918 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 16:45:54,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 16:45:55,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-23 16:45:55,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 [2021-11-23 16:45:55,328 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 16:45:55,333 INFO L158 Benchmark]: Toolchain (without parser) took 17250.94ms. Allocated memory was 52.4MB in the beginning and 385.9MB in the end (delta: 333.4MB). Free memory was 24.2MB in the beginning and 135.4MB in the end (delta: -111.1MB). Peak memory consumption was 220.9MB. Max. memory is 16.1GB. [2021-11-23 16:45:55,333 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 52.4MB. Free memory was 33.4MB in the beginning and 33.3MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:45:55,334 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5210.55ms. Allocated memory was 52.4MB in the beginning and 385.9MB in the end (delta: 333.4MB). Free memory was 24.0MB in the beginning and 278.8MB in the end (delta: -254.8MB). Peak memory consumption was 125.6MB. Max. memory is 16.1GB. [2021-11-23 16:45:55,335 INFO L158 Benchmark]: Boogie Procedure Inliner took 453.37ms. Allocated memory is still 385.9MB. Free memory was 278.8MB in the beginning and 263.1MB in the end (delta: 15.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 16:45:55,336 INFO L158 Benchmark]: Boogie Preprocessor took 210.84ms. Allocated memory is still 385.9MB. Free memory was 263.1MB in the beginning and 249.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 16:45:55,336 INFO L158 Benchmark]: RCFGBuilder took 10770.98ms. Allocated memory is still 385.9MB. Free memory was 249.4MB in the beginning and 159.3MB in the end (delta: 90.1MB). Peak memory consumption was 150.5MB. Max. memory is 16.1GB. [2021-11-23 16:45:55,337 INFO L158 Benchmark]: TraceAbstraction took 597.48ms. Allocated memory is still 385.9MB. Free memory was 158.3MB in the beginning and 135.4MB in the end (delta: 22.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 16:45:55,340 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 52.4MB. Free memory was 33.4MB in the beginning and 33.3MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5210.55ms. Allocated memory was 52.4MB in the beginning and 385.9MB in the end (delta: 333.4MB). Free memory was 24.0MB in the beginning and 278.8MB in the end (delta: -254.8MB). Peak memory consumption was 125.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 453.37ms. Allocated memory is still 385.9MB. Free memory was 278.8MB in the beginning and 263.1MB in the end (delta: 15.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 210.84ms. Allocated memory is still 385.9MB. Free memory was 263.1MB in the beginning and 249.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 10770.98ms. Allocated memory is still 385.9MB. Free memory was 249.4MB in the beginning and 159.3MB in the end (delta: 90.1MB). Peak memory consumption was 150.5MB. Max. memory is 16.1GB. * TraceAbstraction took 597.48ms. Allocated memory is still 385.9MB. Free memory was 158.3MB in the beginning and 135.4MB in the end (delta: 22.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 16:45:55,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fffbfba-a677-496b-a5d0-75d87e656b96/bin/utaipan-fb15Y9Yzbl/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable