./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--misc--idmouse.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 57ba9a4d546a973620a0029f54a814a104db676a0fd0f250dd5545a7c0f94302 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:02,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:02,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:02,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:02,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:02,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:02,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:02,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:02,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:02,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:02,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:02,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:02,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:02,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:02,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:02,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:02,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:02,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:02,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:02,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:02,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:02,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:02,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:02,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:02,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:02,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:02,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:02,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:02,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:02,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:02,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:02,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:02,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:02,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:02,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:02,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:02,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:02,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:02,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:02,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:02,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:02,657 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:55:02,698 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:02,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:02,701 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:02,701 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:02,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:02,702 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:02,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:02,703 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:02,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:02,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:02,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:02,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:02,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:02,712 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:02,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:02,712 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:02,713 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:02,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:02,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:02,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:02,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:02,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:02,715 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:02,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:02,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:02,716 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57ba9a4d546a973620a0029f54a814a104db676a0fd0f250dd5545a7c0f94302 [2021-11-23 15:55:02,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:02,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:02,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:02,997 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:02,998 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:02,999 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point.cil.out.i [2021-11-23 15:55:03,064 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/data/d06f0b7de/905c4dc47a924c9d8acb93a86a1c390a/FLAGf40a9f056 [2021-11-23 15:55:03,829 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:03,830 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point.cil.out.i [2021-11-23 15:55:03,868 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/data/d06f0b7de/905c4dc47a924c9d8acb93a86a1c390a/FLAGf40a9f056 [2021-11-23 15:55:04,043 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/data/d06f0b7de/905c4dc47a924c9d8acb93a86a1c390a [2021-11-23 15:55:04,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:04,047 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:04,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:04,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:04,052 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:04,052 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:04" (1/1) ... [2021-11-23 15:55:04,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f29c398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:04, skipping insertion in model container [2021-11-23 15:55:04,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:04" (1/1) ... [2021-11-23 15:55:04,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:04,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:04,913 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point.cil.out.i[101600,101613] [2021-11-23 15:55:05,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:05,221 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:05,438 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point.cil.out.i[101600,101613] [2021-11-23 15:55:05,583 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:05,637 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:05,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:05 WrapperNode [2021-11-23 15:55:05,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:05,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:05,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:05,640 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:05,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:05" (1/1) ... [2021-11-23 15:55:05,711 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:05" (1/1) ... [2021-11-23 15:55:05,780 INFO L137 Inliner]: procedures = 113, calls = 417, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 1227 [2021-11-23 15:55:05,781 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:05,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:05,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:05,782 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:05,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:05" (1/1) ... [2021-11-23 15:55:05,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:05" (1/1) ... [2021-11-23 15:55:05,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:05" (1/1) ... [2021-11-23 15:55:05,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:05" (1/1) ... [2021-11-23 15:55:05,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:05" (1/1) ... [2021-11-23 15:55:05,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:05" (1/1) ... [2021-11-23 15:55:05,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:05" (1/1) ... [2021-11-23 15:55:05,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:05,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:05,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:05,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:05,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:05" (1/1) ... [2021-11-23 15:55:05,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:05,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:05,946 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:05,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:05,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:55:05,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:55:05,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:55:05,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:55:05,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:55:05,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:55:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:55:05,999 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:55:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:55:05,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:55:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:55:06,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:55:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:55:06,000 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:55:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:55:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:55:06,000 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:55:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:55:06,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:55:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:55:06,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:55:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:55:06,001 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:55:06,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:06,002 INFO L130 BoogieDeclarations]: Found specification of procedure idmouse_resume [2021-11-23 15:55:06,002 INFO L138 BoogieDeclarations]: Found implementation of procedure idmouse_resume [2021-11-23 15:55:06,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 15:55:06,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 15:55:06,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_2 [2021-11-23 15:55:06,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_2 [2021-11-23 15:55:06,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:06,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:55:06,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:55:06,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:06,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:06,004 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:55:06,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_5 [2021-11-23 15:55:06,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_5 [2021-11-23 15:55:06,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:06,004 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 15:55:06,004 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 15:55:06,004 INFO L130 BoogieDeclarations]: Found specification of procedure idmouse_disconnect [2021-11-23 15:55:06,005 INFO L138 BoogieDeclarations]: Found implementation of procedure idmouse_disconnect [2021-11-23 15:55:06,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:06,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:55:06,005 INFO L130 BoogieDeclarations]: Found specification of procedure idmouse_delete [2021-11-23 15:55:06,006 INFO L138 BoogieDeclarations]: Found implementation of procedure idmouse_delete [2021-11-23 15:55:06,006 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:55:06,006 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:55:06,006 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:55:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:55:06,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:06,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:55:06,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:55:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:55:06,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:06,452 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:06,455 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:06,537 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:06,541 INFO L158 Benchmark]: Toolchain (without parser) took 2492.94ms. Allocated memory was 98.6MB in the beginning and 136.3MB in the end (delta: 37.7MB). Free memory was 61.4MB in the beginning and 86.0MB in the end (delta: -24.7MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:06,541 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 98.6MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:06,542 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1590.26ms. Allocated memory was 98.6MB in the beginning and 136.3MB in the end (delta: 37.7MB). Free memory was 61.1MB in the beginning and 85.2MB in the end (delta: -24.1MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:06,544 INFO L158 Benchmark]: Boogie Procedure Inliner took 141.55ms. Allocated memory is still 136.3MB. Free memory was 85.2MB in the beginning and 76.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:06,545 INFO L158 Benchmark]: Boogie Preprocessor took 116.65ms. Allocated memory is still 136.3MB. Free memory was 76.8MB in the beginning and 69.3MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:06,545 INFO L158 Benchmark]: RCFGBuilder took 639.97ms. Allocated memory is still 136.3MB. Free memory was 69.3MB in the beginning and 86.0MB in the end (delta: -16.7MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:06,549 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 98.6MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1590.26ms. Allocated memory was 98.6MB in the beginning and 136.3MB in the end (delta: 37.7MB). Free memory was 61.1MB in the beginning and 85.2MB in the end (delta: -24.1MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 141.55ms. Allocated memory is still 136.3MB. Free memory was 85.2MB in the beginning and 76.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.65ms. Allocated memory is still 136.3MB. Free memory was 76.8MB in the beginning and 69.3MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 639.97ms. Allocated memory is still 136.3MB. Free memory was 69.3MB in the beginning and 86.0MB in the end (delta: -16.7MB). Peak memory consumption was 20.9MB. 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. [2021-11-23 15:55:06,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 57ba9a4d546a973620a0029f54a814a104db676a0fd0f250dd5545a7c0f94302 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:09,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:09,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:09,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:09,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:09,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:09,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:09,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:09,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:09,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:09,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:09,203 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:09,203 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:09,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:09,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:09,212 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:09,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:09,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:09,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:09,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:09,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:09,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:09,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:09,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:09,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:09,248 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:09,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:09,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:09,251 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:09,252 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:09,253 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:09,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:09,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:09,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:09,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:09,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:09,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:09,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:09,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:09,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:09,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:09,269 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:55:09,310 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:09,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:09,312 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:09,312 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:09,313 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:09,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:09,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:09,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:09,315 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:09,315 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:09,316 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:09,317 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:09,317 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:09,317 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:09,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:09,318 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:09,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:09,318 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:09,319 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:09,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:09,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:09,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:09,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:09,320 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:09,321 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:09,321 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:09,321 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:09,322 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:09,322 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:09,322 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57ba9a4d546a973620a0029f54a814a104db676a0fd0f250dd5545a7c0f94302 [2021-11-23 15:55:09,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:09,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:09,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:09,818 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:09,819 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:09,821 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point.cil.out.i [2021-11-23 15:55:09,907 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/data/40d2d92eb/995e4e2cb9d84dc8817210076af3df76/FLAG4ebccc617 [2021-11-23 15:55:10,762 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:10,763 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point.cil.out.i [2021-11-23 15:55:10,798 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/data/40d2d92eb/995e4e2cb9d84dc8817210076af3df76/FLAG4ebccc617 [2021-11-23 15:55:10,830 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/data/40d2d92eb/995e4e2cb9d84dc8817210076af3df76 [2021-11-23 15:55:10,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:10,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:10,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:10,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:10,852 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:10,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:10" (1/1) ... [2021-11-23 15:55:10,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ba4228d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:10, skipping insertion in model container [2021-11-23 15:55:10,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:10" (1/1) ... [2021-11-23 15:55:10,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:10,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:11,701 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point.cil.out.i[101600,101613] [2021-11-23 15:55:11,969 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:12,026 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:55:12,066 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:12,241 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point.cil.out.i[101600,101613] [2021-11-23 15:55:12,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:12,382 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:12,520 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point.cil.out.i[101600,101613] [2021-11-23 15:55:12,602 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:12,691 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:12,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:12 WrapperNode [2021-11-23 15:55:12,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:12,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:12,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:12,693 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:12,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:12" (1/1) ... [2021-11-23 15:55:12,755 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:12" (1/1) ... [2021-11-23 15:55:12,867 INFO L137 Inliner]: procedures = 128, calls = 417, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 1179 [2021-11-23 15:55:12,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:12,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:12,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:12,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:12,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:12" (1/1) ... [2021-11-23 15:55:12,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:12" (1/1) ... [2021-11-23 15:55:12,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:12" (1/1) ... [2021-11-23 15:55:12,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:12" (1/1) ... [2021-11-23 15:55:12,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:12" (1/1) ... [2021-11-23 15:55:12,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:12" (1/1) ... [2021-11-23 15:55:12,993 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:12" (1/1) ... [2021-11-23 15:55:13,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:13,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:13,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:13,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:13,015 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:12" (1/1) ... [2021-11-23 15:55:13,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:13,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:13,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:13,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:13,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:55:13,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:55:13,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:55:13,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:55:13,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:55:13,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:55:13,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:55:13,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:55:13,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:55:13,111 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:55:13,111 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:55:13,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:55:13,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:55:13,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:55:13,112 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:55:13,113 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:55:13,113 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:55:13,113 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:55:13,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:55:13,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:55:13,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:55:13,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:55:13,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:55:13,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:55:13,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:55:13,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:55:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:55:13,115 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:55:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure idmouse_resume [2021-11-23 15:55:13,115 INFO L138 BoogieDeclarations]: Found implementation of procedure idmouse_resume [2021-11-23 15:55:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 15:55:13,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 15:55:13,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_2 [2021-11-23 15:55:13,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_2 [2021-11-23 15:55:13,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:13,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:55:13,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:55:13,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:13,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:13,118 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:55:13,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:55:13,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:55:13,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:55:13,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_5 [2021-11-23 15:55:13,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_5 [2021-11-23 15:55:13,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:13,119 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 15:55:13,119 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 15:55:13,119 INFO L130 BoogieDeclarations]: Found specification of procedure idmouse_disconnect [2021-11-23 15:55:13,119 INFO L138 BoogieDeclarations]: Found implementation of procedure idmouse_disconnect [2021-11-23 15:55:13,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:55:13,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:55:13,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:55:13,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:13,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:55:13,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:55:13,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:13,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:55:13,125 INFO L130 BoogieDeclarations]: Found specification of procedure idmouse_delete [2021-11-23 15:55:13,125 INFO L138 BoogieDeclarations]: Found implementation of procedure idmouse_delete [2021-11-23 15:55:13,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:55:13,125 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:55:13,126 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:55:13,126 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:55:13,126 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:55:13,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:55:13,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:55:13,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:55:13,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:13,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:13,664 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:13,681 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:13,739 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:13,750 INFO L158 Benchmark]: Toolchain (without parser) took 2912.69ms. Allocated memory was 54.5MB in the beginning and 136.3MB in the end (delta: 81.8MB). Free memory was 34.5MB in the beginning and 89.4MB in the end (delta: -54.9MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:13,750 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 34.3MB in the beginning and 34.3MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:13,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1844.44ms. Allocated memory was 54.5MB in the beginning and 86.0MB in the end (delta: 31.5MB). Free memory was 34.3MB in the beginning and 45.3MB in the end (delta: -10.9MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:13,751 INFO L158 Benchmark]: Boogie Procedure Inliner took 174.65ms. Allocated memory is still 86.0MB. Free memory was 45.3MB in the beginning and 37.3MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:13,752 INFO L158 Benchmark]: Boogie Preprocessor took 143.91ms. Allocated memory is still 86.0MB. Free memory was 37.3MB in the beginning and 43.2MB in the end (delta: -5.9MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:13,753 INFO L158 Benchmark]: RCFGBuilder took 728.48ms. Allocated memory was 86.0MB in the beginning and 136.3MB in the end (delta: 50.3MB). Free memory was 43.2MB in the beginning and 89.4MB in the end (delta: -46.3MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:13,756 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 34.3MB in the beginning and 34.3MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1844.44ms. Allocated memory was 54.5MB in the beginning and 86.0MB in the end (delta: 31.5MB). Free memory was 34.3MB in the beginning and 45.3MB in the end (delta: -10.9MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 174.65ms. Allocated memory is still 86.0MB. Free memory was 45.3MB in the beginning and 37.3MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 143.91ms. Allocated memory is still 86.0MB. Free memory was 37.3MB in the beginning and 43.2MB in the end (delta: -5.9MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * RCFGBuilder took 728.48ms. Allocated memory was 86.0MB in the beginning and 136.3MB in the end (delta: 50.3MB). Free memory was 43.2MB in the beginning and 89.4MB in the end (delta: -46.3MB). Peak memory consumption was 15.9MB. 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. [2021-11-23 15:55:13,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d805a54d-1588-419b-aea9-020e8223e433/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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