./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:56:45,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:56:45,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:56:45,612 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:56:45,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:56:45,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:56:45,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:56:45,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:56:45,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:56:45,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:56:45,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:56:45,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:56:45,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:56:45,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:56:45,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:56:45,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:56:45,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:56:45,623 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:56:45,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:56:45,626 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:56:45,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:56:45,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:56:45,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:56:45,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:56:45,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:56:45,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:56:45,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:56:45,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:56:45,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:56:45,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:56:45,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:56:45,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:56:45,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:56:45,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:56:45,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:56:45,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:56:45,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:56:45,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:56:45,638 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:56:45,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:56:45,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:56:45,660 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 12:56:45,697 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:56:45,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:56:45,698 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:56:45,698 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:56:45,699 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:56:45,699 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:56:45,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:56:45,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:56:45,699 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:56:45,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:56:45,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 12:56:45,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:56:45,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:56:45,700 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:56:45,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:56:45,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:56:45,701 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:56:45,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:56:45,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:56:45,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:56:45,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:56:45,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:56:45,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:56:45,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:56:45,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:56:45,702 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 12:56:45,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 12:56:45,703 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:56:45,703 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:56:45,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:56:45,703 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:56:45,703 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 [2021-12-15 12:56:45,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:56:45,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:56:45,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:56:45,965 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:56:45,970 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:56:45,971 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2021-12-15 12:56:46,063 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79f5093fb/f135df19459d4238b6fcfc46c2e2dade/FLAG5c2f046ba [2021-12-15 12:56:46,608 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:56:46,608 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2021-12-15 12:56:46,640 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79f5093fb/f135df19459d4238b6fcfc46c2e2dade/FLAG5c2f046ba [2021-12-15 12:56:47,048 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79f5093fb/f135df19459d4238b6fcfc46c2e2dade [2021-12-15 12:56:47,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:56:47,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:56:47,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:56:47,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:56:47,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:56:47,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:56:47" (1/1) ... [2021-12-15 12:56:47,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1daaf0ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:47, skipping insertion in model container [2021-12-15 12:56:47,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:56:47" (1/1) ... [2021-12-15 12:56:47,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:56:47,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:56:47,704 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i[322047,322060] [2021-12-15 12:56:47,714 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:56:47,781 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:56:47,985 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i[322047,322060] [2021-12-15 12:56:47,988 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:56:48,043 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:56:48,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48 WrapperNode [2021-12-15 12:56:48,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:56:48,046 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:56:48,046 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:56:48,046 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:56:48,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:48,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:48,260 INFO L137 Inliner]: procedures = 101, calls = 3226, calls flagged for inlining = 40, calls inlined = 39, statements flattened = 4167 [2021-12-15 12:56:48,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:56:48,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:56:48,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:56:48,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:56:48,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:48,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:48,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:48,321 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:48,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:48,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:48,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:48,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:56:48,467 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:56:48,467 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:56:48,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:56:48,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:48,476 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:56:48,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:56:48,521 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 12:56:48,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 12:56:48,554 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_set_instr [2021-12-15 12:56:48,555 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_set_instr [2021-12-15 12:56:48,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 12:56:48,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-15 12:56:48,555 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-15 12:56:48,555 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_reset [2021-12-15 12:56:48,555 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_reset [2021-12-15 12:56:48,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 12:56:48,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 12:56:48,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 12:56:48,556 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_command [2021-12-15 12:56:48,556 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_command [2021-12-15 12:56:48,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 12:56:48,557 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 12:56:48,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 12:56:48,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 12:56:48,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2021-12-15 12:56:48,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2021-12-15 12:56:48,557 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-15 12:56:48,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-15 12:56:48,557 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 12:56:48,557 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 12:56:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure set_voice_volume [2021-12-15 12:56:48,558 INFO L138 BoogieDeclarations]: Found implementation of procedure set_voice_volume [2021-12-15 12:56:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 12:56:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure freq_to_fnum [2021-12-15 12:56:48,558 INFO L138 BoogieDeclarations]: Found implementation of procedure freq_to_fnum [2021-12-15 12:56:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2021-12-15 12:56:48,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2021-12-15 12:56:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 12:56:48,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 12:56:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:56:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:56:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_kill_note [2021-12-15 12:56:48,559 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_kill_note [2021-12-15 12:56:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-15 12:56:48,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-15 12:56:48,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:56:48,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:56:48,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:56:48,560 INFO L130 BoogieDeclarations]: Found specification of procedure compute_finetune [2021-12-15 12:56:48,560 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_finetune [2021-12-15 12:56:48,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:56:48,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:56:48,560 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 12:56:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 12:56:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2021-12-15 12:56:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2021-12-15 12:56:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure calc_vol [2021-12-15 12:56:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_vol [2021-12-15 12:56:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-15 12:56:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-15 12:56:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-15 12:56:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-15 12:56:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 12:56:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-15 12:56:48,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-15 12:56:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure store_instr [2021-12-15 12:56:48,563 INFO L138 BoogieDeclarations]: Found implementation of procedure store_instr [2021-12-15 12:56:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-12-15 12:56:48,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-12-15 12:56:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 12:56:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:56:48,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:56:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure bend_pitch [2021-12-15 12:56:48,565 INFO L138 BoogieDeclarations]: Found implementation of procedure bend_pitch [2021-12-15 12:56:49,016 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:56:49,027 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:56:51,663 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:56:51,677 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:56:51,678 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-15 12:56:51,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:56:51 BoogieIcfgContainer [2021-12-15 12:56:51,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:56:51,682 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:56:51,682 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:56:51,684 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:56:51,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:56:47" (1/3) ... [2021-12-15 12:56:51,685 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@369b9c69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:56:51, skipping insertion in model container [2021-12-15 12:56:51,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (2/3) ... [2021-12-15 12:56:51,685 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@369b9c69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:56:51, skipping insertion in model container [2021-12-15 12:56:51,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:56:51" (3/3) ... [2021-12-15 12:56:51,687 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2021-12-15 12:56:51,693 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:56:51,693 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:56:51,777 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:56:51,790 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=PETRI_NET, 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 [2021-12-15 12:56:51,790 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:56:51,824 INFO L276 IsEmpty]: Start isEmpty. Operand has 653 states, 474 states have (on average 1.409282700421941) internal successors, (668), 488 states have internal predecessors, (668), 152 states have call successors, (152), 25 states have call predecessors, (152), 25 states have return successors, (152), 148 states have call predecessors, (152), 152 states have call successors, (152) [2021-12-15 12:56:51,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-12-15 12:56:51,832 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:56:51,832 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 12:56:51,833 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:56:51,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:56:51,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1735898805, now seen corresponding path program 1 times [2021-12-15 12:56:51,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 12:56:51,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474748635] [2021-12-15 12:56:51,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:56:51,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 12:56:51,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 12:56:51,910 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.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.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) [2021-12-15 12:56:51,914 INFO L158 Benchmark]: Toolchain (without parser) took 4862.55ms. Allocated memory was 96.5MB in the beginning and 572.5MB in the end (delta: 476.1MB). Free memory was 70.0MB in the beginning and 481.3MB in the end (delta: -411.3MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2021-12-15 12:56:51,914 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 96.5MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:56:51,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 983.71ms. Allocated memory was 96.5MB in the beginning and 148.9MB in the end (delta: 52.4MB). Free memory was 69.7MB in the beginning and 79.0MB in the end (delta: -9.2MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2021-12-15 12:56:51,916 INFO L158 Benchmark]: Boogie Procedure Inliner took 214.00ms. Allocated memory is still 148.9MB. Free memory was 79.0MB in the beginning and 83.9MB in the end (delta: -4.9MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2021-12-15 12:56:51,916 INFO L158 Benchmark]: Boogie Preprocessor took 204.44ms. Allocated memory is still 148.9MB. Free memory was 83.9MB in the beginning and 58.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-12-15 12:56:51,916 INFO L158 Benchmark]: RCFGBuilder took 3213.86ms. Allocated memory was 148.9MB in the beginning and 572.5MB in the end (delta: 423.6MB). Free memory was 58.7MB in the beginning and 286.8MB in the end (delta: -228.1MB). Peak memory consumption was 201.8MB. Max. memory is 16.1GB. [2021-12-15 12:56:51,917 INFO L158 Benchmark]: TraceAbstraction took 231.25ms. Allocated memory is still 572.5MB. Free memory was 286.8MB in the beginning and 481.3MB in the end (delta: -194.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:56:51,920 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 96.5MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 983.71ms. Allocated memory was 96.5MB in the beginning and 148.9MB in the end (delta: 52.4MB). Free memory was 69.7MB in the beginning and 79.0MB in the end (delta: -9.2MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 214.00ms. Allocated memory is still 148.9MB. Free memory was 79.0MB in the beginning and 83.9MB in the end (delta: -4.9MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 204.44ms. Allocated memory is still 148.9MB. Free memory was 83.9MB in the beginning and 58.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3213.86ms. Allocated memory was 148.9MB in the beginning and 572.5MB in the end (delta: 423.6MB). Free memory was 58.7MB in the beginning and 286.8MB in the end (delta: -228.1MB). Peak memory consumption was 201.8MB. Max. memory is 16.1GB. * TraceAbstraction took 231.25ms. Allocated memory is still 572.5MB. Free memory was 286.8MB in the beginning and 481.3MB in the end (delta: -194.5MB). There was no memory consumed. 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. [2021-12-15 12:56:51,974 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:56:54,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:56:54,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:56:54,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:56:54,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:56:54,469 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:56:54,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:56:54,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:56:54,477 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:56:54,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:56:54,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:56:54,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:56:54,486 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:56:54,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:56:54,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:56:54,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:56:54,494 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:56:54,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:56:54,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:56:54,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:56:54,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:56:54,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:56:54,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:56:54,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:56:54,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:56:54,514 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:56:54,514 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:56:54,515 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:56:54,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:56:54,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:56:54,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:56:54,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:56:54,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:56:54,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:56:54,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:56:54,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:56:54,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:56:54,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:56:54,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:56:54,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:56:54,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:56:54,525 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 12:56:54,554 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:56:54,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:56:54,560 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:56:54,560 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:56:54,561 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:56:54,561 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:56:54,562 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:56:54,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:56:54,563 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:56:54,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:56:54,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:56:54,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:56:54,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:56:54,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:56:54,565 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 12:56:54,565 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 12:56:54,565 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 12:56:54,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:56:54,566 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:56:54,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:56:54,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:56:54,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:56:54,570 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:56:54,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:56:54,572 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:56:54,572 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:56:54,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:56:54,572 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 12:56:54,572 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 12:56:54,573 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:56:54,573 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:56:54,573 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:56:54,573 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:56:54,573 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 12:56:54,574 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 [2021-12-15 12:56:54,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:56:54,876 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:56:54,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:56:54,880 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:56:54,881 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:56:54,883 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2021-12-15 12:56:54,936 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/572585a18/167f3224eb804cfc84857385875fe245/FLAG89a3de103 [2021-12-15 12:56:55,711 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:56:55,712 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2021-12-15 12:56:55,741 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/572585a18/167f3224eb804cfc84857385875fe245/FLAG89a3de103 [2021-12-15 12:56:55,944 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/572585a18/167f3224eb804cfc84857385875fe245 [2021-12-15 12:56:55,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:56:55,947 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:56:55,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:56:55,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:56:55,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:56:55,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:56:55" (1/1) ... [2021-12-15 12:56:55,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d2a8130 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:55, skipping insertion in model container [2021-12-15 12:56:55,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:56:55" (1/1) ... [2021-12-15 12:56:55,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:56:56,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:56:56,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i[322047,322060] [2021-12-15 12:56:56,886 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:56:56,995 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 12:56:57,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:56:57,271 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i[322047,322060] [2021-12-15 12:56:57,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:56:57,330 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:56:57,474 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i[322047,322060] [2021-12-15 12:56:57,477 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:56:57,568 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:56:57,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:57 WrapperNode [2021-12-15 12:56:57,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:56:57,569 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:56:57,569 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:56:57,570 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:56:57,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:57" (1/1) ... [2021-12-15 12:56:57,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:57" (1/1) ... [2021-12-15 12:56:57,779 INFO L137 Inliner]: procedures = 115, calls = 3226, calls flagged for inlining = 40, calls inlined = 39, statements flattened = 4141 [2021-12-15 12:56:57,779 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:56:57,780 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:56:57,781 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:56:57,781 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:56:57,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:57" (1/1) ... [2021-12-15 12:56:57,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:57" (1/1) ... [2021-12-15 12:56:57,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:57" (1/1) ... [2021-12-15 12:56:57,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:57" (1/1) ... [2021-12-15 12:56:57,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:57" (1/1) ... [2021-12-15 12:56:57,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:57" (1/1) ... [2021-12-15 12:56:57,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:57" (1/1) ... [2021-12-15 12:56:57,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:56:57,979 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:56:57,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:56:57,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:56:57,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:57" (1/1) ... [2021-12-15 12:56:57,986 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:56:57,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:56:58,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 12:56:58,067 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 12:56:58,078 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_set_instr [2021-12-15 12:56:58,079 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_set_instr [2021-12-15 12:56:58,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 12:56:58,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-15 12:56:58,079 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-15 12:56:58,079 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_reset [2021-12-15 12:56:58,079 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_reset [2021-12-15 12:56:58,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 12:56:58,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 12:56:58,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 12:56:58,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 12:56:58,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 12:56:58,080 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_command [2021-12-15 12:56:58,080 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_command [2021-12-15 12:56:58,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 12:56:58,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 12:56:58,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 12:56:58,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 12:56:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2021-12-15 12:56:58,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2021-12-15 12:56:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-15 12:56:58,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-15 12:56:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 12:56:58,081 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 12:56:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure set_voice_volume [2021-12-15 12:56:58,081 INFO L138 BoogieDeclarations]: Found implementation of procedure set_voice_volume [2021-12-15 12:56:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 12:56:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure freq_to_fnum [2021-12-15 12:56:58,082 INFO L138 BoogieDeclarations]: Found implementation of procedure freq_to_fnum [2021-12-15 12:56:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2021-12-15 12:56:58,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2021-12-15 12:56:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 12:56:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 12:56:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 12:56:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 12:56:58,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 12:56:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:56:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:56:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_kill_note [2021-12-15 12:56:58,084 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_kill_note [2021-12-15 12:56:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-15 12:56:58,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-15 12:56:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:56:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:56:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 12:56:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 12:56:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 12:56:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:56:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure compute_finetune [2021-12-15 12:56:58,086 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_finetune [2021-12-15 12:56:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 12:56:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 12:56:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 12:56:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:56:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 12:56:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:56:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 12:56:58,088 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 12:56:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 12:56:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 12:56:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2021-12-15 12:56:58,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2021-12-15 12:56:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 12:56:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure calc_vol [2021-12-15 12:56:58,089 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_vol [2021-12-15 12:56:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-15 12:56:58,089 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-15 12:56:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-15 12:56:58,089 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-15 12:56:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 12:56:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-15 12:56:58,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-15 12:56:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure store_instr [2021-12-15 12:56:58,090 INFO L138 BoogieDeclarations]: Found implementation of procedure store_instr [2021-12-15 12:56:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-12-15 12:56:58,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-12-15 12:56:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:56:58,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:56:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure bend_pitch [2021-12-15 12:56:58,091 INFO L138 BoogieDeclarations]: Found implementation of procedure bend_pitch [2021-12-15 12:56:58,434 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:56:58,436 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:57:25,832 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:57:25,840 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:57:25,840 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-15 12:57:25,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:57:25 BoogieIcfgContainer [2021-12-15 12:57:25,842 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:57:25,843 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:57:25,843 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:57:25,846 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:57:25,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:56:55" (1/3) ... [2021-12-15 12:57:25,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15f8d8a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:57:25, skipping insertion in model container [2021-12-15 12:57:25,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:57" (2/3) ... [2021-12-15 12:57:25,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15f8d8a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:57:25, skipping insertion in model container [2021-12-15 12:57:25,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:57:25" (3/3) ... [2021-12-15 12:57:25,848 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2021-12-15 12:57:25,851 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:57:25,851 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:57:25,907 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:57:25,914 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=PETRI_NET, 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 [2021-12-15 12:57:25,915 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:57:25,949 INFO L276 IsEmpty]: Start isEmpty. Operand has 653 states, 474 states have (on average 1.409282700421941) internal successors, (668), 488 states have internal predecessors, (668), 152 states have call successors, (152), 25 states have call predecessors, (152), 25 states have return successors, (152), 148 states have call predecessors, (152), 152 states have call successors, (152) [2021-12-15 12:57:25,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-12-15 12:57:25,961 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:57:25,961 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 12:57:25,962 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:57:25,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:57:25,969 INFO L85 PathProgramCache]: Analyzing trace with hash -2075645086, now seen corresponding path program 1 times [2021-12-15 12:57:25,985 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 12:57:25,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1861284400] [2021-12-15 12:57:25,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:57:25,988 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 12:57:25,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 12:57:26,017 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-15 12:57:26,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-15 12:57:26,211 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-12-15 12:57:26,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-15 12:57:26,409 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) [2021-12-15 12:57:26,418 INFO L158 Benchmark]: Toolchain (without parser) took 30467.36ms. Allocated memory was 46.1MB in the beginning and 415.2MB in the end (delta: 369.1MB). Free memory was 22.8MB in the beginning and 219.5MB in the end (delta: -196.7MB). Peak memory consumption was 170.9MB. Max. memory is 16.1GB. [2021-12-15 12:57:26,418 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 46.1MB. Free memory was 28.7MB in the beginning and 28.6MB in the end (delta: 32.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:57:26,420 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1620.35ms. Allocated memory was 46.1MB in the beginning and 180.4MB in the end (delta: 134.2MB). Free memory was 22.6MB in the beginning and 102.9MB in the end (delta: -80.3MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. [2021-12-15 12:57:26,422 INFO L158 Benchmark]: Boogie Procedure Inliner took 210.20ms. Allocated memory is still 180.4MB. Free memory was 102.9MB in the beginning and 112.8MB in the end (delta: -9.9MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2021-12-15 12:57:26,423 INFO L158 Benchmark]: Boogie Preprocessor took 197.58ms. Allocated memory is still 180.4MB. Free memory was 112.8MB in the beginning and 85.5MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-15 12:57:26,423 INFO L158 Benchmark]: RCFGBuilder took 27863.34ms. Allocated memory was 180.4MB in the beginning and 415.2MB in the end (delta: 234.9MB). Free memory was 85.5MB in the beginning and 247.8MB in the end (delta: -162.3MB). Peak memory consumption was 223.6MB. Max. memory is 16.1GB. [2021-12-15 12:57:26,423 INFO L158 Benchmark]: TraceAbstraction took 570.80ms. Allocated memory is still 415.2MB. Free memory was 247.8MB in the beginning and 219.5MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-15 12:57:26,426 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 46.1MB. Free memory was 28.7MB in the beginning and 28.6MB in the end (delta: 32.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1620.35ms. Allocated memory was 46.1MB in the beginning and 180.4MB in the end (delta: 134.2MB). Free memory was 22.6MB in the beginning and 102.9MB in the end (delta: -80.3MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 210.20ms. Allocated memory is still 180.4MB. Free memory was 102.9MB in the beginning and 112.8MB in the end (delta: -9.9MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 197.58ms. Allocated memory is still 180.4MB. Free memory was 112.8MB in the beginning and 85.5MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * RCFGBuilder took 27863.34ms. Allocated memory was 180.4MB in the beginning and 415.2MB in the end (delta: 234.9MB). Free memory was 85.5MB in the beginning and 247.8MB in the end (delta: -162.3MB). Peak memory consumption was 223.6MB. Max. memory is 16.1GB. * TraceAbstraction took 570.80ms. Allocated memory is still 415.2MB. Free memory was 247.8MB in the beginning and 219.5MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. 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. [2021-12-15 12:57:26,499 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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