./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3 --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 452b6ccc3e18692b0bc5240a95edcae273366c7f ................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3 --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 452b6ccc3e18692b0bc5240a95edcae273366c7f ............................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-15 20:13:25,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 20:13:25,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 20:13:25,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 20:13:25,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 20:13:25,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 20:13:25,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 20:13:25,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 20:13:25,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 20:13:25,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 20:13:25,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 20:13:25,191 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 20:13:25,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 20:13:25,193 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 20:13:25,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 20:13:25,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 20:13:25,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 20:13:25,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 20:13:25,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 20:13:25,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 20:13:25,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 20:13:25,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 20:13:25,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 20:13:25,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 20:13:25,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 20:13:25,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 20:13:25,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 20:13:25,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 20:13:25,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 20:13:25,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 20:13:25,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 20:13:25,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 20:13:25,228 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 20:13:25,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 20:13:25,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 20:13:25,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 20:13:25,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 20:13:25,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 20:13:25,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 20:13:25,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 20:13:25,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 20:13:25,237 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-15 20:13:25,264 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 20:13:25,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 20:13:25,265 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 20:13:25,265 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 20:13:25,267 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 20:13:25,267 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 20:13:25,267 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 20:13:25,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 20:13:25,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 20:13:25,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 20:13:25,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 20:13:25,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 20:13:25,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 20:13:25,269 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 20:13:25,270 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 20:13:25,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 20:13:25,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 20:13:25,270 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 20:13:25,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 20:13:25,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:13:25,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 20:13:25,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 20:13:25,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 20:13:25,272 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 20:13:25,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 20:13:25,273 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 20:13:25,273 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 20:13:25,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 20:13:25,273 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 20:13:25,274 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_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 452b6ccc3e18692b0bc5240a95edcae273366c7f [2021-10-15 20:13:25,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 20:13:25,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 20:13:25,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 20:13:25,659 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 20:13:25,660 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 20:13:25,662 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i [2021-10-15 20:13:25,741 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/data/3d8f74d0b/78738c6fac72412dabed93224433d0bb/FLAG04ebfa325 [2021-10-15 20:13:26,507 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 20:13:26,507 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i [2021-10-15 20:13:26,554 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/data/3d8f74d0b/78738c6fac72412dabed93224433d0bb/FLAG04ebfa325 [2021-10-15 20:13:27,062 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/data/3d8f74d0b/78738c6fac72412dabed93224433d0bb [2021-10-15 20:13:27,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 20:13:27,067 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 20:13:27,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 20:13:27,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 20:13:27,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 20:13:27,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:13:27" (1/1) ... [2021-10-15 20:13:27,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20f417cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:27, skipping insertion in model container [2021-10-15 20:13:27,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:13:27" (1/1) ... [2021-10-15 20:13:27,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 20:13:27,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 20:13:28,832 WARN L228 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_7655fd12-85e1-495b-833c-07ac60e5b918/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i[158757,158770] [2021-10-15 20:13:28,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:13:28,902 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 20:13:29,164 WARN L228 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_7655fd12-85e1-495b-833c-07ac60e5b918/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i[158757,158770] [2021-10-15 20:13:29,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:13:29,271 INFO L208 MainTranslator]: Completed translation [2021-10-15 20:13:29,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:29 WrapperNode [2021-10-15 20:13:29,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 20:13:29,275 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 20:13:29,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 20:13:29,275 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 20:13:29,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:29" (1/1) ... [2021-10-15 20:13:29,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:29" (1/1) ... [2021-10-15 20:13:31,311 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 20:13:31,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 20:13:31,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 20:13:31,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 20:13:31,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:29" (1/1) ... [2021-10-15 20:13:31,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:29" (1/1) ... [2021-10-15 20:13:31,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:29" (1/1) ... [2021-10-15 20:13:31,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:29" (1/1) ... [2021-10-15 20:13:33,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:29" (1/1) ... [2021-10-15 20:13:33,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:29" (1/1) ... [2021-10-15 20:13:33,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:29" (1/1) ... [2021-10-15 20:13:34,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 20:13:34,095 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 20:13:34,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 20:13:34,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 20:13:34,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:29" (1/1) ... [2021-10-15 20:13:34,106 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:13:34,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:13:34,137 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 20:13:34,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 20:13:34,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-15 20:13:34,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-15 20:13:34,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-15 20:13:34,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-15 20:13:34,185 INFO L130 BoogieDeclarations]: Found specification of procedure printer_soft_reset [2021-10-15 20:13:34,185 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_soft_reset [2021-10-15 20:13:34,185 INFO L130 BoogieDeclarations]: Found specification of procedure set_printer_interface [2021-10-15 20:13:34,186 INFO L138 BoogieDeclarations]: Found implementation of procedure set_printer_interface [2021-10-15 20:13:34,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-15 20:13:34,186 INFO L130 BoogieDeclarations]: Found specification of procedure set_interface [2021-10-15 20:13:34,186 INFO L138 BoogieDeclarations]: Found implementation of procedure set_interface [2021-10-15 20:13:34,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 20:13:34,186 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-10-15 20:13:34,187 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2021-10-15 20:13:34,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 20:13:34,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 20:13:34,187 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-10-15 20:13:34,187 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_enable [2021-10-15 20:13:34,187 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_enable [2021-10-15 20:13:34,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 20:13:34,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 20:13:34,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-15 20:13:34,188 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup [2021-10-15 20:13:34,188 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup [2021-10-15 20:13:34,188 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-10-15 20:13:34,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-10-15 20:13:34,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-15 20:13:34,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-10-15 20:13:34,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 20:13:34,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 20:14:38,782 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 20:14:38,782 INFO L299 CfgBuilder]: Removed 13433 assume(true) statements. [2021-10-15 20:14:38,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:14:38 BoogieIcfgContainer [2021-10-15 20:14:38,800 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 20:14:38,805 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 20:14:38,805 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 20:14:38,810 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 20:14:38,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 08:13:27" (1/3) ... [2021-10-15 20:14:38,811 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35a66f72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:14:38, skipping insertion in model container [2021-10-15 20:14:38,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:29" (2/3) ... [2021-10-15 20:14:38,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35a66f72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:14:38, skipping insertion in model container [2021-10-15 20:14:38,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:14:38" (3/3) ... [2021-10-15 20:14:38,814 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i [2021-10-15 20:14:38,821 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 20:14:38,821 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 19 error locations. [2021-10-15 20:14:38,907 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 20:14:38,916 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-15 20:14:38,917 INFO L340 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2021-10-15 20:14:39,085 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported for concurrent analysis Call at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNetWithSPredicates(CFG2NestedWordAutomaton.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.constructPetriNetWithoutDeadTransitions(CegarLoopForPetriNet.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.getInitialAbstraction(CegarLoopForPetriNet.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.computeInitialAbstraction(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:347) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-15 20:14:39,097 INFO L168 Benchmark]: Toolchain (without parser) took 72028.51 ms. Allocated memory was 88.1 MB in the beginning and 4.9 GB in the end (delta: 4.8 GB). Free memory was 43.5 MB in the beginning and 4.2 GB in the end (delta: -4.1 GB). Peak memory consumption was 685.6 MB. Max. memory is 16.1 GB. [2021-10-15 20:14:39,097 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 88.1 MB. Free memory is still 68.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:14:39,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2204.95 ms. Allocated memory was 88.1 MB in the beginning and 121.6 MB in the end (delta: 33.6 MB). Free memory was 43.3 MB in the beginning and 60.1 MB in the end (delta: -16.8 MB). Peak memory consumption was 30.7 MB. Max. memory is 16.1 GB. [2021-10-15 20:14:39,101 INFO L168 Benchmark]: Boogie Procedure Inliner took 2036.45 ms. Allocated memory was 121.6 MB in the beginning and 356.5 MB in the end (delta: 234.9 MB). Free memory was 60.1 MB in the beginning and 180.7 MB in the end (delta: -120.6 MB). Peak memory consumption was 191.9 MB. Max. memory is 16.1 GB. [2021-10-15 20:14:39,109 INFO L168 Benchmark]: Boogie Preprocessor took 2781.02 ms. Allocated memory was 356.5 MB in the beginning and 736.1 MB in the end (delta: 379.6 MB). Free memory was 180.7 MB in the beginning and 395.6 MB in the end (delta: -215.0 MB). Peak memory consumption was 179.3 MB. Max. memory is 16.1 GB. [2021-10-15 20:14:39,110 INFO L168 Benchmark]: RCFGBuilder took 64705.19 ms. Allocated memory was 736.1 MB in the beginning and 4.9 GB in the end (delta: 4.2 GB). Free memory was 395.6 MB in the beginning and 4.2 GB in the end (delta: -3.8 GB). Peak memory consumption was 3.1 GB. Max. memory is 16.1 GB. [2021-10-15 20:14:39,111 INFO L168 Benchmark]: TraceAbstraction took 289.31 ms. Allocated memory is still 4.9 GB. Free memory was 4.2 GB in the beginning and 4.2 GB in the end (delta: 32.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-10-15 20:14:39,120 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 88.1 MB. Free memory is still 68.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2204.95 ms. Allocated memory was 88.1 MB in the beginning and 121.6 MB in the end (delta: 33.6 MB). Free memory was 43.3 MB in the beginning and 60.1 MB in the end (delta: -16.8 MB). Peak memory consumption was 30.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 2036.45 ms. Allocated memory was 121.6 MB in the beginning and 356.5 MB in the end (delta: 234.9 MB). Free memory was 60.1 MB in the beginning and 180.7 MB in the end (delta: -120.6 MB). Peak memory consumption was 191.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 2781.02 ms. Allocated memory was 356.5 MB in the beginning and 736.1 MB in the end (delta: 379.6 MB). Free memory was 180.7 MB in the beginning and 395.6 MB in the end (delta: -215.0 MB). Peak memory consumption was 179.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 64705.19 ms. Allocated memory was 736.1 MB in the beginning and 4.9 GB in the end (delta: 4.2 GB). Free memory was 395.6 MB in the beginning and 4.2 GB in the end (delta: -3.8 GB). Peak memory consumption was 3.1 GB. Max. memory is 16.1 GB. * TraceAbstraction took 289.31 ms. Allocated memory is still 4.9 GB. Free memory was 4.2 GB in the beginning and 4.2 GB in the end (delta: 32.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported for concurrent analysis Call: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-15 20:14:39,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-15 20:14:41,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 20:14:41,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 20:14:41,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 20:14:41,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 20:14:41,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 20:14:41,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 20:14:41,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 20:14:41,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 20:14:41,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 20:14:41,858 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 20:14:41,860 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 20:14:41,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 20:14:41,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 20:14:41,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 20:14:41,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 20:14:41,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 20:14:41,876 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 20:14:41,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 20:14:41,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 20:14:41,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 20:14:41,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 20:14:41,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 20:14:41,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 20:14:41,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 20:14:41,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 20:14:41,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 20:14:41,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 20:14:41,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 20:14:41,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 20:14:41,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 20:14:41,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 20:14:41,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 20:14:41,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 20:14:41,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 20:14:41,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 20:14:41,925 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 20:14:41,925 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 20:14:41,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 20:14:41,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 20:14:41,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 20:14:41,934 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-15 20:14:41,989 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 20:14:41,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 20:14:41,990 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 20:14:41,990 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 20:14:41,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 20:14:41,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 20:14:41,992 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 20:14:41,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 20:14:41,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 20:14:41,993 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 20:14:41,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 20:14:41,995 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 20:14:41,995 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-15 20:14:41,995 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-15 20:14:41,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 20:14:41,996 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 20:14:41,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 20:14:41,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 20:14:41,996 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 20:14:41,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 20:14:41,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:14:41,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 20:14:41,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 20:14:41,997 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 20:14:41,997 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-15 20:14:41,998 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-15 20:14:41,998 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 20:14:41,998 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 20:14:41,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 20:14:41,999 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 20:14:41,999 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-15 20:14:41,999 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_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 452b6ccc3e18692b0bc5240a95edcae273366c7f [2021-10-15 20:14:42,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 20:14:42,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 20:14:42,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 20:14:42,412 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 20:14:42,415 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 20:14:42,416 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i [2021-10-15 20:14:42,510 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/data/f102b9faf/1c70a2a57fa0401f87c73853c4698522/FLAG050d8202b [2021-10-15 20:14:43,529 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 20:14:43,530 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i [2021-10-15 20:14:43,580 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/data/f102b9faf/1c70a2a57fa0401f87c73853c4698522/FLAG050d8202b [2021-10-15 20:14:43,990 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/data/f102b9faf/1c70a2a57fa0401f87c73853c4698522 [2021-10-15 20:14:43,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 20:14:43,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 20:14:43,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 20:14:43,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 20:14:44,000 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 20:14:44,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:14:43" (1/1) ... [2021-10-15 20:14:44,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a71a659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:14:44, skipping insertion in model container [2021-10-15 20:14:44,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:14:43" (1/1) ... [2021-10-15 20:14:44,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 20:14:44,113 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 20:14:45,562 WARN L228 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_7655fd12-85e1-495b-833c-07ac60e5b918/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i[158757,158770] [2021-10-15 20:14:45,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:14:45,673 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 20:14:46,011 WARN L228 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_7655fd12-85e1-495b-833c-07ac60e5b918/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i[158757,158770] [2021-10-15 20:14:46,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:14:46,161 INFO L208 MainTranslator]: Completed translation [2021-10-15 20:14:46,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:14:46 WrapperNode [2021-10-15 20:14:46,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 20:14:46,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 20:14:46,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 20:14:46,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 20:14:46,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:14:46" (1/1) ... [2021-10-15 20:14:46,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:14:46" (1/1) ... [2021-10-15 20:14:48,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 20:14:48,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 20:14:48,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 20:14:48,057 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 20:14:48,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:14:46" (1/1) ... [2021-10-15 20:14:48,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:14:46" (1/1) ... [2021-10-15 20:14:48,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:14:46" (1/1) ... [2021-10-15 20:14:48,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:14:46" (1/1) ... [2021-10-15 20:14:50,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:14:46" (1/1) ... [2021-10-15 20:14:50,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:14:46" (1/1) ... [2021-10-15 20:14:50,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:14:46" (1/1) ... [2021-10-15 20:14:51,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 20:14:51,133 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 20:14:51,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 20:14:51,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 20:14:51,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:14:46" (1/1) ... [2021-10-15 20:14:51,159 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:14:51,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:14:51,209 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 20:14:51,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 20:14:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-10-15 20:14:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-15 20:14:51,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-15 20:14:51,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-15 20:14:51,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-15 20:14:51,348 INFO L130 BoogieDeclarations]: Found specification of procedure printer_soft_reset [2021-10-15 20:14:51,348 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_soft_reset [2021-10-15 20:14:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 20:14:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 20:14:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-15 20:14:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-15 20:14:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 20:14:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-15 20:14:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-15 20:14:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-15 20:14:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-15 20:14:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-15 20:14:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-10-15 20:14:51,351 INFO L130 BoogieDeclarations]: Found specification of procedure set_printer_interface [2021-10-15 20:14:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure set_printer_interface [2021-10-15 20:14:51,351 INFO L130 BoogieDeclarations]: Found specification of procedure set_interface [2021-10-15 20:14:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure set_interface [2021-10-15 20:14:51,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-15 20:14:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-10-15 20:14:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-10-15 20:14:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-10-15 20:14:51,352 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-10-15 20:14:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-10-15 20:14:51,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 20:14:51,353 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-10-15 20:14:51,353 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2021-10-15 20:14:51,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 20:14:51,353 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-10-15 20:14:51,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-10-15 20:14:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-10-15 20:14:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-10-15 20:14:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_enable [2021-10-15 20:14:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_enable [2021-10-15 20:14:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup [2021-10-15 20:14:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup [2021-10-15 20:14:51,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-10-15 20:14:51,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 20:14:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 20:17:06,549 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 20:17:06,549 INFO L299 CfgBuilder]: Removed 13285 assume(true) statements. [2021-10-15 20:17:06,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:17:06 BoogieIcfgContainer [2021-10-15 20:17:06,561 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 20:17:06,563 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 20:17:06,563 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 20:17:06,566 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 20:17:06,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 08:14:43" (1/3) ... [2021-10-15 20:17:06,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ec6f679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:17:06, skipping insertion in model container [2021-10-15 20:17:06,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:14:46" (2/3) ... [2021-10-15 20:17:06,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ec6f679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:17:06, skipping insertion in model container [2021-10-15 20:17:06,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:17:06" (3/3) ... [2021-10-15 20:17:06,569 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i [2021-10-15 20:17:06,575 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 20:17:06,576 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 19 error locations. [2021-10-15 20:17:06,631 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 20:17:06,638 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-15 20:17:06,638 INFO L340 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2021-10-15 20:17:06,745 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported for concurrent analysis Call at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNetWithSPredicates(CFG2NestedWordAutomaton.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.constructPetriNetWithoutDeadTransitions(CegarLoopForPetriNet.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.getInitialAbstraction(CegarLoopForPetriNet.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.computeInitialAbstraction(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:347) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-15 20:17:06,749 INFO L168 Benchmark]: Toolchain (without parser) took 142753.99 ms. Allocated memory was 62.9 MB in the beginning and 3.8 GB in the end (delta: 3.8 GB). Free memory was 35.8 MB in the beginning and 3.3 GB in the end (delta: -3.2 GB). Peak memory consumption was 528.8 MB. Max. memory is 16.1 GB. [2021-10-15 20:17:06,750 INFO L168 Benchmark]: CDTParser took 2.36 ms. Allocated memory is still 62.9 MB. Free memory is still 44.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:17:06,751 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2168.49 ms. Allocated memory was 62.9 MB in the beginning and 117.4 MB in the end (delta: 54.5 MB). Free memory was 35.6 MB in the beginning and 71.2 MB in the end (delta: -35.6 MB). Peak memory consumption was 36.9 MB. Max. memory is 16.1 GB. [2021-10-15 20:17:06,752 INFO L168 Benchmark]: Boogie Procedure Inliner took 1891.23 ms. Allocated memory was 117.4 MB in the beginning and 425.7 MB in the end (delta: 308.3 MB). Free memory was 71.2 MB in the beginning and 215.6 MB in the end (delta: -144.5 MB). Peak memory consumption was 163.4 MB. Max. memory is 16.1 GB. [2021-10-15 20:17:06,753 INFO L168 Benchmark]: Boogie Preprocessor took 3074.26 ms. Allocated memory was 425.7 MB in the beginning and 1.3 GB in the end (delta: 851.4 MB). Free memory was 215.6 MB in the beginning and 962.9 MB in the end (delta: -747.3 MB). Peak memory consumption was 156.6 MB. Max. memory is 16.1 GB. [2021-10-15 20:17:06,754 INFO L168 Benchmark]: RCFGBuilder took 135428.40 ms. Allocated memory was 1.3 GB in the beginning and 3.8 GB in the end (delta: 2.6 GB). Free memory was 962.9 MB in the beginning and 3.3 GB in the end (delta: -2.3 GB). Peak memory consumption was 2.4 GB. Max. memory is 16.1 GB. [2021-10-15 20:17:06,754 INFO L168 Benchmark]: TraceAbstraction took 184.71 ms. Allocated memory is still 3.8 GB. Free memory was 3.3 GB in the beginning and 3.3 GB in the end (delta: 32.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-10-15 20:17:06,758 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.36 ms. Allocated memory is still 62.9 MB. Free memory is still 44.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2168.49 ms. Allocated memory was 62.9 MB in the beginning and 117.4 MB in the end (delta: 54.5 MB). Free memory was 35.6 MB in the beginning and 71.2 MB in the end (delta: -35.6 MB). Peak memory consumption was 36.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 1891.23 ms. Allocated memory was 117.4 MB in the beginning and 425.7 MB in the end (delta: 308.3 MB). Free memory was 71.2 MB in the beginning and 215.6 MB in the end (delta: -144.5 MB). Peak memory consumption was 163.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 3074.26 ms. Allocated memory was 425.7 MB in the beginning and 1.3 GB in the end (delta: 851.4 MB). Free memory was 215.6 MB in the beginning and 962.9 MB in the end (delta: -747.3 MB). Peak memory consumption was 156.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 135428.40 ms. Allocated memory was 1.3 GB in the beginning and 3.8 GB in the end (delta: 2.6 GB). Free memory was 962.9 MB in the beginning and 3.3 GB in the end (delta: -2.3 GB). Peak memory consumption was 2.4 GB. Max. memory is 16.1 GB. * TraceAbstraction took 184.71 ms. Allocated memory is still 3.8 GB. Free memory was 3.3 GB in the beginning and 3.3 GB in the end (delta: 32.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported for concurrent analysis Call: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-15 20:17:06,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7655fd12-85e1-495b-833c-07ac60e5b918/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...