./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', '623160d4598cd0ad84c7dc43ec65a6f971cb966f22ee32963f1c0c6e1de756e1'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 623160d4598cd0ad84c7dc43ec65a6f971cb966f22ee32963f1c0c6e1de756e1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 12:08:03,633 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 12:08:03,765 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 12:08:03,774 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 12:08:03,774 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 12:08:03,809 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 12:08:03,810 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 12:08:03,810 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 12:08:03,811 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 12:08:03,811 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 12:08:03,812 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 12:08:03,812 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 12:08:03,813 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 12:08:03,813 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 12:08:03,813 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 12:08:03,814 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 12:08:03,815 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 12:08:03,815 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 12:08:03,815 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 12:08:03,815 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 12:08:03,815 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 12:08:03,815 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 12:08:03,815 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 12:08:03,815 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 12:08:03,816 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 12:08:03,816 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 12:08:03,816 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 12:08:03,816 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 12:08:03,817 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 12:08:03,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 12:08:03,817 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 12:08:03,817 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 12:08:03,817 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 12:08:03,817 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 12:08:03,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 12:08:03,817 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 12:08:03,818 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 12:08:03,818 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 12:08:03,818 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 12:08:03,818 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> 623160d4598cd0ad84c7dc43ec65a6f971cb966f22ee32963f1c0c6e1de756e1 [2024-11-07 12:08:04,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 12:08:04,228 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 12:08:04,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 12:08:04,234 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 12:08:04,234 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 12:08:04,236 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i [2024-11-07 12:08:05,764 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 12:08:06,218 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 12:08:06,219 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i [2024-11-07 12:08:06,258 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4946b06fa/043e2ea3d38b49a0b45fd4ec5d6bedc6/FLAGab1a55b5f [2024-11-07 12:08:06,335 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4946b06fa/043e2ea3d38b49a0b45fd4ec5d6bedc6 [2024-11-07 12:08:06,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 12:08:06,339 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 12:08:06,340 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 12:08:06,340 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 12:08:06,344 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 12:08:06,345 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:08:06" (1/1) ... [2024-11-07 12:08:06,349 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5538b892 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:08:06, skipping insertion in model container [2024-11-07 12:08:06,349 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:08:06" (1/1) ... [2024-11-07 12:08:06,421 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 12:08:07,328 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i[148506,148519] [2024-11-07 12:08:07,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 12:08:07,435 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 12:08:07,503 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n" ".pushsection __bug_table,\"a\"\n" "2:\t.long 1b - 2b, %c0 - 2b\n" "\t.word %c1, 0\n" "\t.org 2b+%c2\n" ".popsection": : "i" ("/anthill/stuff/tacas-comp/inst/current/envs/linux-3.0.1/linux-3.0.1/arch/x86/include/asm/paravirt.h"), "i" (863), "i" (sizeof(struct bug_entry ))); [3395-3401] [2024-11-07 12:08:07,506 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("" "771:\n\t" "call *%c[paravirt_opptr];" "\n" "772:\n" ".pushsection .parainstructions,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " " 771b\n" " .byte " "%c[paravirt_typenum]" "\n" " .byte 772b-771b\n" " .short " "%c[paravirt_clobber]" "\n" ".popsection\n" "": "=a" (__eax): [paravirt_typenum] "i" ((unsigned long )((unsigned int )(& ((struct paravirt_patch_template *)0)->pv_irq_ops.irq_disable.func)) / sizeof(void *)), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [3420-3444] [2024-11-07 12:08:07,508 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n" ".pushsection __bug_table,\"a\"\n" "2:\t.long 1b - 2b, %c0 - 2b\n" "\t.word %c1, 0\n" "\t.org 2b+%c2\n" ".popsection": : "i" ("/anthill/stuff/tacas-comp/inst/current/envs/linux-3.0.1/linux-3.0.1/arch/x86/include/asm/paravirt.h"), "i" (868), "i" (sizeof(struct bug_entry ))); [3474-3480] [2024-11-07 12:08:07,508 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("" "771:\n\t" "call *%c[paravirt_opptr];" "\n" "772:\n" ".pushsection .parainstructions,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " " 771b\n" " .byte " "%c[paravirt_typenum]" "\n" " .byte 772b-771b\n" " .short " "%c[paravirt_clobber]" "\n" ".popsection\n" "": "=a" (__eax): [paravirt_typenum] "i" ((unsigned long )((unsigned int )(& ((struct paravirt_patch_template *)0)->pv_irq_ops.irq_enable.func)) / sizeof(void *)), [paravirt_opptr] "i" (& pv_irq_ops.irq_enable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [3499-3523] [2024-11-07 12:08:07,659 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i[148506,148519] [2024-11-07 12:08:07,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 12:08:07,755 INFO L204 MainTranslator]: Completed translation [2024-11-07 12:08:07,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:08:07 WrapperNode [2024-11-07 12:08:07,757 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 12:08:07,758 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 12:08:07,758 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 12:08:07,758 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 12:08:07,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:08:07" (1/1) ... [2024-11-07 12:08:07,815 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:08:07" (1/1) ... [2024-11-07 12:08:07,892 INFO L138 Inliner]: procedures = 105, calls = 783, calls flagged for inlining = 28, calls inlined = 10, statements flattened = 1122 [2024-11-07 12:08:07,892 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 12:08:07,893 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 12:08:07,894 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 12:08:07,894 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 12:08:07,904 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:08:07" (1/1) ... [2024-11-07 12:08:07,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:08:07" (1/1) ... [2024-11-07 12:08:07,925 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:08:07" (1/1) ... [2024-11-07 12:08:08,023 INFO L175 MemorySlicer]: Split 367 memory accesses to 15 slices as follows [18, 2, 8, 50, 7, 8, 32, 185, 1, 14, 9, 2, 7, 10, 14]. 50 percent of accesses are in the largest equivalence class. The 81 initializations are split as follows [0, 2, 8, 0, 0, 8, 32, 0, 0, 0, 0, 0, 7, 10, 14]. The 220 writes are split as follows [18, 0, 0, 50, 3, 0, 0, 145, 0, 1, 3, 0, 0, 0, 0]. [2024-11-07 12:08:08,024 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:08:07" (1/1) ... [2024-11-07 12:08:08,024 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:08:07" (1/1) ... [2024-11-07 12:08:08,088 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:08:07" (1/1) ... [2024-11-07 12:08:08,102 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:08:07" (1/1) ... [2024-11-07 12:08:08,124 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:08:07" (1/1) ... [2024-11-07 12:08:08,139 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:08:07" (1/1) ... [2024-11-07 12:08:08,162 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 12:08:08,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 12:08:08,164 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 12:08:08,164 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 12:08:08,165 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:08:07" (1/1) ... [2024-11-07 12:08:08,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 12:08:08,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 12:08:08,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 12:08:08,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 12:08:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-07 12:08:08,243 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-07 12:08:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2024-11-07 12:08:08,244 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2024-11-07 12:08:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 12:08:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 12:08:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 12:08:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 12:08:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 12:08:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 12:08:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-07 12:08:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-07 12:08:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-07 12:08:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-07 12:08:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-07 12:08:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-07 12:08:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-07 12:08:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-07 12:08:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-07 12:08:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 12:08:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 12:08:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 12:08:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 12:08:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 12:08:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 12:08:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-07 12:08:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-07 12:08:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-07 12:08:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-07 12:08:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-07 12:08:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-07 12:08:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-07 12:08:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-07 12:08:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-07 12:08:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 12:08:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 12:08:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 12:08:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 12:08:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 12:08:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 12:08:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-07 12:08:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-07 12:08:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-07 12:08:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-07 12:08:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-07 12:08:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-07 12:08:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-07 12:08:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-07 12:08:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-07 12:08:08,251 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_read_dr [2024-11-07 12:08:08,251 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_read_dr [2024-11-07 12:08:08,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-07 12:08:08,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-07 12:08:08,251 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_write_ar [2024-11-07 12:08:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_write_ar [2024-11-07 12:08:08,252 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2024-11-07 12:08:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-07 12:08:08,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_poll_out_ready [2024-11-07 12:08:08,253 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_poll_out_ready [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_enable [2024-11-07 12:08:08,253 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_enable [2024-11-07 12:08:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-07 12:08:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_read_ar [2024-11-07 12:08:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_read_ar [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-07 12:08:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_strobe_ck [2024-11-07 12:08:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_strobe_ck [2024-11-07 12:08:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-11-07 12:08:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_poll_in_busy [2024-11-07 12:08:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_poll_in_busy [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-07 12:08:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2024-11-07 12:08:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 12:08:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-07 12:08:08,256 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-07 12:08:08,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-07 12:08:08,256 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_write_dr [2024-11-07 12:08:08,256 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_write_dr [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 12:08:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 12:08:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 12:08:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 12:08:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-07 12:08:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-07 12:08:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-07 12:08:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-07 12:08:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-07 12:08:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-07 12:08:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-07 12:08:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-07 12:08:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-07 12:08:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_exit [2024-11-07 12:08:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_exit [2024-11-07 12:08:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 12:08:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 12:08:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_init [2024-11-07 12:08:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_init [2024-11-07 12:08:08,716 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 12:08:08,719 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 12:08:09,297 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-07 12:08:17,037 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2024-11-07 12:08:17,038 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2024-11-07 12:08:17,369 INFO L? ?]: Removed 272 outVars from TransFormulas that were not future-live. [2024-11-07 12:08:17,370 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 12:08:17,401 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 12:08:17,402 INFO L316 CfgBuilder]: Removed 19 assume(true) statements. [2024-11-07 12:08:17,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:08:17 BoogieIcfgContainer [2024-11-07 12:08:17,402 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 12:08:17,406 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 12:08:17,406 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 12:08:17,413 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 12:08:17,413 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:08:06" (1/3) ... [2024-11-07 12:08:17,414 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3823c874 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:08:17, skipping insertion in model container [2024-11-07 12:08:17,414 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:08:07" (2/3) ... [2024-11-07 12:08:17,414 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3823c874 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:08:17, skipping insertion in model container [2024-11-07 12:08:17,414 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:08:17" (3/3) ... [2024-11-07 12:08:17,416 INFO L112 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-misc-c2port-core.ko.cil.out.i [2024-11-07 12:08:17,433 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 12:08:17,433 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 12:08:17,516 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 12:08:17,535 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@52edab3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 12:08:17,535 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 12:08:17,544 INFO L276 IsEmpty]: Start isEmpty. Operand has 416 states, 278 states have (on average 1.4136690647482015) internal successors, (393), 284 states have internal predecessors, (393), 113 states have call successors, (113), 23 states have call predecessors, (113), 23 states have return successors, (113), 113 states have call predecessors, (113), 113 states have call successors, (113) [2024-11-07 12:08:17,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-07 12:08:17,552 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 12:08:17,553 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 12:08:17,556 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 12:08:17,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 12:08:17,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1018619141, now seen corresponding path program 1 times [2024-11-07 12:08:17,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 12:08:17,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810876741] [2024-11-07 12:08:17,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:08:17,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 12:08:22,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:08:24,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:08:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:08:25,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:08:25,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:08:25,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 12:08:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:08:25,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 12:08:25,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 12:08:25,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810876741] [2024-11-07 12:08:25,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810876741] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 12:08:25,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 12:08:25,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-07 12:08:25,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145903655] [2024-11-07 12:08:25,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 12:08:25,693 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-07 12:08:25,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 12:08:25,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-07 12:08:25,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-07 12:08:25,712 INFO L87 Difference]: Start difference. First operand has 416 states, 278 states have (on average 1.4136690647482015) internal successors, (393), 284 states have internal predecessors, (393), 113 states have call successors, (113), 23 states have call predecessors, (113), 23 states have return successors, (113), 113 states have call predecessors, (113), 113 states have call successors, (113) Second operand has 8 states, 8 states have (on average 2.375) internal successors, (19), 5 states have internal predecessors, (19), 2 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 12:08:29,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:08:34,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:09:15,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 12:09:15,569 INFO L93 Difference]: Finished difference Result 1229 states and 1961 transitions. [2024-11-07 12:09:15,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 12:09:15,572 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 5 states have internal predecessors, (19), 2 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) Word has length 26 [2024-11-07 12:09:15,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 12:09:15,600 INFO L225 Difference]: With dead ends: 1229 [2024-11-07 12:09:15,601 INFO L226 Difference]: Without dead ends: 813 [2024-11-07 12:09:15,616 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2024-11-07 12:09:15,619 INFO L432 NwaCegarLoop]: 504 mSDtfsCounter, 819 mSDsluCounter, 1988 mSDsCounter, 0 mSdLazyCounter, 2962 mSolverCounterSat, 373 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 911 SdHoareTripleChecker+Valid, 2492 SdHoareTripleChecker+Invalid, 3337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 373 IncrementalHoareTripleChecker+Valid, 2962 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.1s IncrementalHoareTripleChecker+Time [2024-11-07 12:09:15,620 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [911 Valid, 2492 Invalid, 3337 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [373 Valid, 2962 Invalid, 2 Unknown, 0 Unchecked, 47.1s Time] [2024-11-07 12:09:15,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2024-11-07 12:09:15,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 789. [2024-11-07 12:09:15,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 789 states, 526 states have (on average 1.2661596958174905) internal successors, (666), 528 states have internal predecessors, (666), 219 states have call successors, (219), 42 states have call predecessors, (219), 43 states have return successors, (220), 219 states have call predecessors, (220), 217 states have call successors, (220) [2024-11-07 12:09:15,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1105 transitions. [2024-11-07 12:09:15,790 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1105 transitions. Word has length 26 [2024-11-07 12:09:15,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 12:09:15,792 INFO L471 AbstractCegarLoop]: Abstraction has 789 states and 1105 transitions. [2024-11-07 12:09:15,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 5 states have internal predecessors, (19), 2 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 12:09:15,793 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1105 transitions. [2024-11-07 12:09:15,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-07 12:09:15,795 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 12:09:15,795 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 12:09:15,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 12:09:15,796 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 12:09:15,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 12:09:15,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1524177766, now seen corresponding path program 1 times [2024-11-07 12:09:15,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 12:09:15,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754679752] [2024-11-07 12:09:15,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:09:15,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 12:09:18,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:09:19,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:09:20,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:09:20,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:09:20,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:09:20,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 12:09:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:09:20,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 12:09:20,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 12:09:20,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754679752] [2024-11-07 12:09:20,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754679752] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 12:09:20,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 12:09:20,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-07 12:09:20,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643851472] [2024-11-07 12:09:20,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 12:09:20,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 12:09:20,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 12:09:20,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 12:09:20,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-07 12:09:20,491 INFO L87 Difference]: Start difference. First operand 789 states and 1105 transitions. Second operand has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 12:09:24,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:09:28,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []