./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.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-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.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 73338d683e10a9827a18cf31e1247b64129367b1297cba22c91c243b4552d29d --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:06:29,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:06:29,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:06:29,743 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:06:29,744 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:06:29,751 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:06:29,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:06:29,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:06:29,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:06:29,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:06:29,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:06:29,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:06:29,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:06:29,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:06:29,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:06:29,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:06:29,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:06:29,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:06:29,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:06:29,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:06:29,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:06:29,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:06:29,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:06:29,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:06:29,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:06:29,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:06:29,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:06:29,777 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:06:29,778 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:06:29,778 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:06:29,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:06:29,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:06:29,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:06:29,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:06:29,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:06:29,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:06:29,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:06:29,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:06:29,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:06:29,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:06:29,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:06:29,786 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:06:29,813 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:06:29,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:06:29,814 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:06:29,814 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:06:29,815 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:06:29,815 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:06:29,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:06:29,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:06:29,816 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:06:29,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:06:29,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:06:29,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:06:29,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:06:29,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:06:29,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:06:29,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:06:29,818 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:06:29,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:06:29,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:06:29,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:06:29,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:06:29,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:06:29,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:06:29,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:06:29,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:06:29,819 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:06:29,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:06:29,819 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:06:29,820 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:06:29,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:06:29,820 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:06:29,820 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73338d683e10a9827a18cf31e1247b64129367b1297cba22c91c243b4552d29d [2021-12-15 13:06:30,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:06:30,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:06:30,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:06:30,075 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:06:30,077 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:06:30,078 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2021-12-15 13:06:30,136 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cd628216/57f0eeb64bce4b0f82c3e11b6d25d3ec/FLAG3ddf9860d [2021-12-15 13:06:30,780 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:06:30,780 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2021-12-15 13:06:30,809 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cd628216/57f0eeb64bce4b0f82c3e11b6d25d3ec/FLAG3ddf9860d [2021-12-15 13:06:31,124 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cd628216/57f0eeb64bce4b0f82c3e11b6d25d3ec [2021-12-15 13:06:31,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:06:31,128 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:06:31,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:06:31,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:06:31,133 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:06:31,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:06:31" (1/1) ... [2021-12-15 13:06:31,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fd646b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:31, skipping insertion in model container [2021-12-15 13:06:31,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:06:31" (1/1) ... [2021-12-15 13:06:31,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:06:31,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:06:31,845 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-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[116401,116414] [2021-12-15 13:06:32,204 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:06:32,254 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:06:32,369 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-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[116401,116414] [2021-12-15 13:06:32,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:06:32,611 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:06:32,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:32 WrapperNode [2021-12-15 13:06:32,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:06:32,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:06:32,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:06:32,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:06:32,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:32" (1/1) ... [2021-12-15 13:06:32,697 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:32" (1/1) ... [2021-12-15 13:06:32,847 INFO L137 Inliner]: procedures = 245, calls = 3306, calls flagged for inlining = 118, calls inlined = 118, statements flattened = 6412 [2021-12-15 13:06:32,847 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:06:32,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:06:32,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:06:32,848 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:06:32,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:32" (1/1) ... [2021-12-15 13:06:32,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:32" (1/1) ... [2021-12-15 13:06:32,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:32" (1/1) ... [2021-12-15 13:06:32,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:32" (1/1) ... [2021-12-15 13:06:33,026 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:32" (1/1) ... [2021-12-15 13:06:33,057 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:32" (1/1) ... [2021-12-15 13:06:33,080 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:32" (1/1) ... [2021-12-15 13:06:33,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:06:33,110 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:06:33,110 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:06:33,110 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:06:33,111 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:32" (1/1) ... [2021-12-15 13:06:33,116 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:06:33,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:06:33,134 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 13:06:33,164 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 13:06:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure acm_disconnect [2021-12-15 13:06:33,182 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_disconnect [2021-12-15 13:06:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_hangup [2021-12-15 13:06:33,182 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_hangup [2021-12-15 13:06:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_18 [2021-12-15 13:06:33,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_18 [2021-12-15 13:06:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:06:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:06:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:06:33,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:06:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_destruct [2021-12-15 13:06:33,183 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_destruct [2021-12-15 13:06:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-12-15 13:06:33,183 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-12-15 13:06:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-12-15 13:06:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-12-15 13:06:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_22 [2021-12-15 13:06:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_22 [2021-12-15 13:06:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_cleanup [2021-12-15 13:06:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_cleanup [2021-12-15 13:06:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:06:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:06:33,185 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-12-15 13:06:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-12-15 13:06:33,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-12-15 13:06:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-12-15 13:06:33,185 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_free [2021-12-15 13:06:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_free [2021-12-15 13:06:33,185 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:06:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:06:33,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:06:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:06:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-12-15 13:06:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-12-15 13:06:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-15 13:06:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-15 13:06:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:06:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:06:33,187 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:06:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:06:33,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-12-15 13:06:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-12-15 13:06:33,187 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:06:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:06:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_put [2021-12-15 13:06:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_put [2021-12-15 13:06:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_chars_in_buffer [2021-12-15 13:06:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_chars_in_buffer [2021-12-15 13:06:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure acm_resume [2021-12-15 13:06:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_resume [2021-12-15 13:06:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:06:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:06:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_msg [2021-12-15 13:06:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_msg [2021-12-15 13:06:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-12-15 13:06:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-12-15 13:06:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:06:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_hangup [2021-12-15 13:06:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_hangup [2021-12-15 13:06:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-12-15 13:06:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-12-15 13:06:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-15 13:06:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:06:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:06:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2021-12-15 13:06:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2021-12-15 13:06:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:06:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:06:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 13:06:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 13:06:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-12-15 13:06:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-12-15 13:06:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:06:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:06:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:06:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:06:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:06:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:06:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmget [2021-12-15 13:06:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmget [2021-12-15 13:06:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_shutdown [2021-12-15 13:06:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_shutdown [2021-12-15 13:06:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2021-12-15 13:06:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2021-12-15 13:06:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_set_termios [2021-12-15 13:06:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_set_termios [2021-12-15 13:06:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:06:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:06:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:06:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 13:06:33,195 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 13:06:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_break_ctl [2021-12-15 13:06:33,195 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_break_ctl [2021-12-15 13:06:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 13:06:33,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 13:06:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:06:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_7 [2021-12-15 13:06:33,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_7 [2021-12-15 13:06:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_6 [2021-12-15 13:06:33,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_6 [2021-12-15 13:06:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2021-12-15 13:06:33,197 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2021-12-15 13:06:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:06:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure acm_start_wb [2021-12-15 13:06:33,197 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_start_wb [2021-12-15 13:06:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-12-15 13:06:33,197 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-12-15 13:06:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:06:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:06:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-15 13:06:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-15 13:06:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_throttle [2021-12-15 13:06:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_throttle [2021-12-15 13:06:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_is_avail [2021-12-15 13:06:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_is_avail [2021-12-15 13:06:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-15 13:06:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-15 13:06:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-15 13:06:33,200 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-15 13:06:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write_room [2021-12-15 13:06:33,201 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write_room [2021-12-15 13:06:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urb [2021-12-15 13:06:33,201 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urb [2021-12-15 13:06:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:06:33,203 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:06:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:06:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_done [2021-12-15 13:06:33,203 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_done [2021-12-15 13:06:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_ioctl [2021-12-15 13:06:33,207 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_ioctl [2021-12-15 13:06:33,208 INFO L130 BoogieDeclarations]: Found specification of procedure acm_release_minor [2021-12-15 13:06:33,208 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_release_minor [2021-12-15 13:06:33,208 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-15 13:06:33,208 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-15 13:06:33,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:06:33,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:06:33,208 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2021-12-15 13:06:33,208 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2021-12-15 13:06:33,208 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_unthrottle [2021-12-15 13:06:33,208 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_unthrottle [2021-12-15 13:06:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:06:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_3 [2021-12-15 13:06:33,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_3 [2021-12-15 13:06:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:06:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:06:33,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:06:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:06:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_17 [2021-12-15 13:06:33,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_17 [2021-12-15 13:06:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:06:33,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:06:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-15 13:06:33,210 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-15 13:06:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-12-15 13:06:33,210 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-12-15 13:06:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_buffers_free [2021-12-15 13:06:33,210 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_buffers_free [2021-12-15 13:06:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_irq [2021-12-15 13:06:33,210 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_irq [2021-12-15 13:06:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urbs [2021-12-15 13:06:33,210 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urbs [2021-12-15 13:06:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_install [2021-12-15 13:06:33,211 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_install [2021-12-15 13:06:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure stop_data_traffic [2021-12-15 13:06:33,211 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_data_traffic [2021-12-15 13:06:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-15 13:06:33,211 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-15 13:06:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-12-15 13:06:33,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-12-15 13:06:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:06:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-12-15 13:06:33,212 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-12-15 13:06:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-12-15 13:06:33,212 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-12-15 13:06:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmset [2021-12-15 13:06:33,212 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmset [2021-12-15 13:06:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:06:33,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:06:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2021-12-15 13:06:33,212 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2021-12-15 13:06:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_bulk_callback [2021-12-15 13:06:33,213 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_bulk_callback [2021-12-15 13:06:33,213 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:06:33,213 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:06:33,848 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:06:33,851 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:06:34,043 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.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.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:06:34,046 INFO L158 Benchmark]: Toolchain (without parser) took 2918.34ms. Allocated memory was 107.0MB in the beginning and 203.4MB in the end (delta: 96.5MB). Free memory was 68.4MB in the beginning and 100.3MB in the end (delta: -31.9MB). Peak memory consumption was 103.6MB. Max. memory is 16.1GB. [2021-12-15 13:06:34,059 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 107.0MB. Free memory is still 63.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:06:34,060 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1483.60ms. Allocated memory was 107.0MB in the beginning and 203.4MB in the end (delta: 96.5MB). Free memory was 68.2MB in the beginning and 142.5MB in the end (delta: -74.3MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. [2021-12-15 13:06:34,060 INFO L158 Benchmark]: Boogie Procedure Inliner took 233.30ms. Allocated memory is still 203.4MB. Free memory was 142.5MB in the beginning and 106.8MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-12-15 13:06:34,060 INFO L158 Benchmark]: Boogie Preprocessor took 261.28ms. Allocated memory is still 203.4MB. Free memory was 106.8MB in the beginning and 106.9MB in the end (delta: -94.0kB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2021-12-15 13:06:34,061 INFO L158 Benchmark]: RCFGBuilder took 935.28ms. Allocated memory is still 203.4MB. Free memory was 106.9MB in the beginning and 100.3MB in the end (delta: 6.6MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2021-12-15 13:06:34,062 INFO L339 ainManager$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 107.0MB. Free memory is still 63.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1483.60ms. Allocated memory was 107.0MB in the beginning and 203.4MB in the end (delta: 96.5MB). Free memory was 68.2MB in the beginning and 142.5MB in the end (delta: -74.3MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 233.30ms. Allocated memory is still 203.4MB. Free memory was 142.5MB in the beginning and 106.8MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 261.28ms. Allocated memory is still 203.4MB. Free memory was 106.8MB in the beginning and 106.9MB in the end (delta: -94.0kB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. * RCFGBuilder took 935.28ms. Allocated memory is still 203.4MB. Free memory was 106.9MB in the beginning and 100.3MB in the end (delta: 6.6MB). Peak memory consumption was 44.7MB. 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.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:06:34,098 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-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.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 73338d683e10a9827a18cf31e1247b64129367b1297cba22c91c243b4552d29d --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:06:35,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:06:35,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:06:35,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:06:35,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:06:35,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:06:35,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:06:35,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:06:35,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:06:35,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:06:35,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:06:35,897 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:06:35,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:06:35,900 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:06:35,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:06:35,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:06:35,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:06:35,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:06:35,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:06:35,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:06:35,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:06:35,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:06:35,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:06:35,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:06:35,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:06:35,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:06:35,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:06:35,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:06:35,934 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:06:35,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:06:35,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:06:35,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:06:35,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:06:35,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:06:35,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:06:35,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:06:35,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:06:35,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:06:35,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:06:35,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:06:35,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:06:35,945 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:06:35,987 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:06:35,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:06:35,989 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:06:35,989 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:06:35,990 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:06:35,990 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:06:35,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:06:35,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:06:35,991 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:06:35,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:06:35,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:06:35,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:06:35,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:06:35,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:06:35,993 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:06:35,993 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:06:35,993 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:06:35,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:06:35,993 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:06:35,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:06:35,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:06:35,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:06:35,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:06:35,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:06:35,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:06:35,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:06:35,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:06:35,994 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:06:35,995 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:06:35,995 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:06:35,995 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:06:35,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:06:35,995 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:06:35,995 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:06:35,996 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73338d683e10a9827a18cf31e1247b64129367b1297cba22c91c243b4552d29d [2021-12-15 13:06:36,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:06:36,300 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:06:36,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:06:36,303 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:06:36,304 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:06:36,305 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2021-12-15 13:06:36,358 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed1e1111c/48ab89f840284ecfad9e49f9f9a574f3/FLAGc0f7bee6d [2021-12-15 13:06:36,956 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:06:36,956 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2021-12-15 13:06:36,985 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed1e1111c/48ab89f840284ecfad9e49f9f9a574f3/FLAGc0f7bee6d [2021-12-15 13:06:37,163 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed1e1111c/48ab89f840284ecfad9e49f9f9a574f3 [2021-12-15 13:06:37,165 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:06:37,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:06:37,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:06:37,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:06:37,169 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:06:37,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:06:37" (1/1) ... [2021-12-15 13:06:37,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f2827bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:37, skipping insertion in model container [2021-12-15 13:06:37,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:06:37" (1/1) ... [2021-12-15 13:06:37,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:06:37,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:06:37,859 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-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[116401,116414] [2021-12-15 13:06:38,236 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:06:38,298 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:06:38,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:06:38,437 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-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[116401,116414] [2021-12-15 13:06:38,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:06:38,671 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:06:38,768 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-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[116401,116414] [2021-12-15 13:06:39,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:06:39,212 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:06:39,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:39 WrapperNode [2021-12-15 13:06:39,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:06:39,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:06:39,214 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:06:39,214 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:06:39,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:39" (1/1) ... [2021-12-15 13:06:39,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:39" (1/1) ... [2021-12-15 13:06:39,481 INFO L137 Inliner]: procedures = 260, calls = 3306, calls flagged for inlining = 118, calls inlined = 118, statements flattened = 6259 [2021-12-15 13:06:39,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:06:39,483 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:06:39,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:06:39,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:06:39,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:39" (1/1) ... [2021-12-15 13:06:39,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:39" (1/1) ... [2021-12-15 13:06:39,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:39" (1/1) ... [2021-12-15 13:06:39,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:39" (1/1) ... [2021-12-15 13:06:39,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:39" (1/1) ... [2021-12-15 13:06:39,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:39" (1/1) ... [2021-12-15 13:06:39,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:39" (1/1) ... [2021-12-15 13:06:39,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:06:39,798 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:06:39,798 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:06:39,798 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:06:39,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:39" (1/1) ... [2021-12-15 13:06:39,804 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:06:39,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:06:39,822 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 13:06:39,842 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 13:06:39,855 INFO L130 BoogieDeclarations]: Found specification of procedure acm_disconnect [2021-12-15 13:06:39,856 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_disconnect [2021-12-15 13:06:39,856 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_hangup [2021-12-15 13:06:39,856 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_hangup [2021-12-15 13:06:39,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:06:39,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:06:39,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:06:39,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_18 [2021-12-15 13:06:39,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_18 [2021-12-15 13:06:39,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:06:39,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:06:39,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:06:39,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:06:39,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:06:39,858 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_destruct [2021-12-15 13:06:39,858 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_destruct [2021-12-15 13:06:39,858 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-12-15 13:06:39,858 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-12-15 13:06:39,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-12-15 13:06:39,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-12-15 13:06:39,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_22 [2021-12-15 13:06:39,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_22 [2021-12-15 13:06:39,859 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_cleanup [2021-12-15 13:06:39,859 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_cleanup [2021-12-15 13:06:39,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:06:39,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:06:39,859 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-12-15 13:06:39,859 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-12-15 13:06:39,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-12-15 13:06:39,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-12-15 13:06:39,860 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_free [2021-12-15 13:06:39,860 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_free [2021-12-15 13:06:39,860 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:06:39,860 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:06:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:06:39,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:06:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-12-15 13:06:39,861 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-12-15 13:06:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-15 13:06:39,861 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-15 13:06:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:06:39,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:06:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:06:39,862 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:06:39,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-12-15 13:06:39,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-12-15 13:06:39,862 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:06:39,862 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:06:39,863 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_put [2021-12-15 13:06:39,863 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_put [2021-12-15 13:06:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_chars_in_buffer [2021-12-15 13:06:39,864 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_chars_in_buffer [2021-12-15 13:06:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure acm_resume [2021-12-15 13:06:39,865 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_resume [2021-12-15 13:06:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:06:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:06:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_msg [2021-12-15 13:06:39,865 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_msg [2021-12-15 13:06:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-12-15 13:06:39,865 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-12-15 13:06:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:06:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_hangup [2021-12-15 13:06:39,866 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_hangup [2021-12-15 13:06:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-12-15 13:06:39,866 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-12-15 13:06:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-15 13:06:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:06:39,866 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:06:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2021-12-15 13:06:39,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2021-12-15 13:06:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:06:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:06:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:06:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:06:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:06:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:06:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 13:06:39,868 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 13:06:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:06:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:06:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:06:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:06:39,869 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-12-15 13:06:39,869 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-12-15 13:06:39,869 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:06:39,869 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:06:39,869 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:06:39,869 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:06:39,870 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:06:39,870 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:06:39,870 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmget [2021-12-15 13:06:39,870 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmget [2021-12-15 13:06:39,870 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_shutdown [2021-12-15 13:06:39,870 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_shutdown [2021-12-15 13:06:39,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2021-12-15 13:06:39,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2021-12-15 13:06:39,871 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_set_termios [2021-12-15 13:06:39,871 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_set_termios [2021-12-15 13:06:39,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:06:39,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:06:39,871 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 13:06:39,871 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 13:06:39,871 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_break_ctl [2021-12-15 13:06:39,871 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_break_ctl [2021-12-15 13:06:39,871 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 13:06:39,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 13:06:39,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_7 [2021-12-15 13:06:39,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_7 [2021-12-15 13:06:39,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_6 [2021-12-15 13:06:39,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_6 [2021-12-15 13:06:39,872 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2021-12-15 13:06:39,872 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2021-12-15 13:06:39,872 INFO L130 BoogieDeclarations]: Found specification of procedure acm_start_wb [2021-12-15 13:06:39,872 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_start_wb [2021-12-15 13:06:39,873 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-12-15 13:06:39,873 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-12-15 13:06:39,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:06:39,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:06:39,873 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-15 13:06:39,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-15 13:06:39,873 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_throttle [2021-12-15 13:06:39,873 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_throttle [2021-12-15 13:06:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_is_avail [2021-12-15 13:06:39,874 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_is_avail [2021-12-15 13:06:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-15 13:06:39,874 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-15 13:06:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-15 13:06:39,874 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-15 13:06:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write_room [2021-12-15 13:06:39,874 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write_room [2021-12-15 13:06:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urb [2021-12-15 13:06:39,875 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urb [2021-12-15 13:06:39,875 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:06:39,875 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:06:39,875 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_done [2021-12-15 13:06:39,875 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_done [2021-12-15 13:06:39,875 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_ioctl [2021-12-15 13:06:39,875 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_ioctl [2021-12-15 13:06:39,875 INFO L130 BoogieDeclarations]: Found specification of procedure acm_release_minor [2021-12-15 13:06:39,875 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_release_minor [2021-12-15 13:06:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:06:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:06:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:06:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:06:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-15 13:06:39,876 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-15 13:06:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:06:39,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:06:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2021-12-15 13:06:39,877 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2021-12-15 13:06:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_unthrottle [2021-12-15 13:06:39,877 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_unthrottle [2021-12-15 13:06:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:06:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_3 [2021-12-15 13:06:39,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_3 [2021-12-15 13:06:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:06:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:06:39,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:06:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:06:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_17 [2021-12-15 13:06:39,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_17 [2021-12-15 13:06:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:06:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:06:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:06:39,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:06:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:06:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-15 13:06:39,878 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-15 13:06:39,879 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-12-15 13:06:39,879 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-12-15 13:06:39,879 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_buffers_free [2021-12-15 13:06:39,879 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_buffers_free [2021-12-15 13:06:39,879 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_irq [2021-12-15 13:06:39,879 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_irq [2021-12-15 13:06:39,879 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urbs [2021-12-15 13:06:39,879 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urbs [2021-12-15 13:06:39,879 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_install [2021-12-15 13:06:39,880 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_install [2021-12-15 13:06:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure stop_data_traffic [2021-12-15 13:06:39,880 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_data_traffic [2021-12-15 13:06:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-15 13:06:39,880 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-15 13:06:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-12-15 13:06:39,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-12-15 13:06:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:06:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-12-15 13:06:39,881 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-12-15 13:06:39,881 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-12-15 13:06:39,881 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-12-15 13:06:39,881 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmset [2021-12-15 13:06:39,881 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmset [2021-12-15 13:06:39,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:06:39,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:06:39,881 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2021-12-15 13:06:39,881 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2021-12-15 13:06:39,882 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_bulk_callback [2021-12-15 13:06:39,882 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_bulk_callback [2021-12-15 13:06:39,882 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:06:39,882 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:06:40,521 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:06:40,525 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:06:41,073 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.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.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:06:41,077 INFO L158 Benchmark]: Toolchain (without parser) took 3910.33ms. Allocated memory was 69.2MB in the beginning and 457.2MB in the end (delta: 388.0MB). Free memory was 38.7MB in the beginning and 350.9MB in the end (delta: -312.1MB). Peak memory consumption was 114.9MB. Max. memory is 16.1GB. [2021-12-15 13:06:41,077 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 69.2MB. Free memory was 49.9MB in the beginning and 49.8MB in the end (delta: 51.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:06:41,078 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2046.07ms. Allocated memory was 69.2MB in the beginning and 199.2MB in the end (delta: 130.0MB). Free memory was 38.6MB in the beginning and 135.7MB in the end (delta: -97.0MB). Peak memory consumption was 83.3MB. Max. memory is 16.1GB. [2021-12-15 13:06:41,078 INFO L158 Benchmark]: Boogie Procedure Inliner took 268.62ms. Allocated memory is still 199.2MB. Free memory was 134.6MB in the beginning and 100.0MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-12-15 13:06:41,078 INFO L158 Benchmark]: Boogie Preprocessor took 313.67ms. Allocated memory is still 199.2MB. Free memory was 100.0MB in the beginning and 100.4MB in the end (delta: -381.7kB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2021-12-15 13:06:41,078 INFO L158 Benchmark]: RCFGBuilder took 1277.99ms. Allocated memory was 199.2MB in the beginning and 457.2MB in the end (delta: 257.9MB). Free memory was 100.4MB in the beginning and 350.9MB in the end (delta: -250.5MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2021-12-15 13:06:41,080 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 69.2MB. Free memory was 49.9MB in the beginning and 49.8MB in the end (delta: 51.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2046.07ms. Allocated memory was 69.2MB in the beginning and 199.2MB in the end (delta: 130.0MB). Free memory was 38.6MB in the beginning and 135.7MB in the end (delta: -97.0MB). Peak memory consumption was 83.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 268.62ms. Allocated memory is still 199.2MB. Free memory was 134.6MB in the beginning and 100.0MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 313.67ms. Allocated memory is still 199.2MB. Free memory was 100.0MB in the beginning and 100.4MB in the end (delta: -381.7kB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1277.99ms. Allocated memory was 199.2MB in the beginning and 457.2MB in the end (delta: 257.9MB). Free memory was 100.4MB in the beginning and 350.9MB in the end (delta: -250.5MB). Peak memory consumption was 48.4MB. 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.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:06:41,117 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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable