./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--r8a66597-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a880a83b-e90a-4f5f-8caa-711454a05982/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a880a83b-e90a-4f5f-8caa-711454a05982/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a880a83b-e90a-4f5f-8caa-711454a05982/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a880a83b-e90a-4f5f-8caa-711454a05982/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--r8a66597-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a880a83b-e90a-4f5f-8caa-711454a05982/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a880a83b-e90a-4f5f-8caa-711454a05982/bin/uautomizer-verify-uCwYo4JHxu --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 6785537a032cb4855d5467e9b639eb667ad8ad30124f23951db0f7bcb4fb8bfb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:43:06,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:43:06,532 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a880a83b-e90a-4f5f-8caa-711454a05982/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:43:06,539 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:43:06,539 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:43:06,571 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:43:06,572 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:43:06,573 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:43:06,574 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:43:06,579 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:43:06,580 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:43:06,581 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:43:06,581 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:43:06,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:43:06,583 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:43:06,584 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:43:06,584 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:43:06,585 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:43:06,586 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:43:06,586 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:43:06,586 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:43:06,587 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:43:06,588 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:43:06,588 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:43:06,589 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:43:06,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:43:06,590 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:43:06,590 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:43:06,592 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:43:06,592 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:43:06,594 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:43:06,594 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:43:06,594 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:43:06,595 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:43:06,595 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:43:06,595 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:43:06,595 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_a880a83b-e90a-4f5f-8caa-711454a05982/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a880a83b-e90a-4f5f-8caa-711454a05982/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6785537a032cb4855d5467e9b639eb667ad8ad30124f23951db0f7bcb4fb8bfb [2023-11-19 07:43:06,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:43:06,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:43:06,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:43:06,883 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:43:06,884 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:43:06,885 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a880a83b-e90a-4f5f-8caa-711454a05982/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--r8a66597-hcd.ko-entry_point.cil.out.i [2023-11-19 07:43:10,013 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:43:10,649 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:43:10,649 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a880a83b-e90a-4f5f-8caa-711454a05982/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--r8a66597-hcd.ko-entry_point.cil.out.i [2023-11-19 07:43:10,714 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a880a83b-e90a-4f5f-8caa-711454a05982/bin/uautomizer-verify-uCwYo4JHxu/data/0ed319d42/f31b9066841b4873bcfbbdf4d1db0b78/FLAGf82dcc07c [2023-11-19 07:43:10,736 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a880a83b-e90a-4f5f-8caa-711454a05982/bin/uautomizer-verify-uCwYo4JHxu/data/0ed319d42/f31b9066841b4873bcfbbdf4d1db0b78 [2023-11-19 07:43:10,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:43:10,744 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:43:10,749 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:43:10,751 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:43:10,756 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:43:10,757 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:43:10" (1/1) ... [2023-11-19 07:43:10,760 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73c35554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:10, skipping insertion in model container [2023-11-19 07:43:10,761 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:43:10" (1/1) ... [2023-11-19 07:43:10,928 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:43:13,336 WARN L240 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_a880a83b-e90a-4f5f-8caa-711454a05982/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--r8a66597-hcd.ko-entry_point.cil.out.i[252187,252200] [2023-11-19 07:43:13,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:43:13,569 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:43:13,850 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/9076/dscv_tempdir/dscv/ri/32_7a/drivers/usb/host/r8a66597-hcd.c"), "i" (1211), "i" (12UL)); [5963-5964] [2023-11-19 07:43:13,854 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/9076/dscv_tempdir/dscv/ri/32_7a/drivers/usb/host/r8a66597-hcd.c"), "i" (1261), "i" (12UL)); [6027-6028] [2023-11-19 07:43:13,987 WARN L240 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_a880a83b-e90a-4f5f-8caa-711454a05982/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--r8a66597-hcd.ko-entry_point.cil.out.i[252187,252200] [2023-11-19 07:43:13,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:43:14,224 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:43:14,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:14 WrapperNode [2023-11-19 07:43:14,225 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:43:14,226 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:43:14,227 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:43:14,227 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:43:14,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:14" (1/1) ... [2023-11-19 07:43:14,379 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:14" (1/1) ... [2023-11-19 07:43:14,635 INFO L138 Inliner]: procedures = 339, calls = 2033, calls flagged for inlining = 136, calls inlined = 132, statements flattened = 6004 [2023-11-19 07:43:14,636 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:43:14,637 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:43:14,637 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:43:14,637 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:43:14,648 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:14" (1/1) ... [2023-11-19 07:43:14,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:14" (1/1) ... [2023-11-19 07:43:14,698 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:14" (1/1) ... [2023-11-19 07:43:14,698 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:14" (1/1) ... [2023-11-19 07:43:14,934 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:14" (1/1) ... [2023-11-19 07:43:15,016 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:14" (1/1) ... [2023-11-19 07:43:15,045 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:14" (1/1) ... [2023-11-19 07:43:15,065 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:14" (1/1) ... [2023-11-19 07:43:15,116 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:43:15,117 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:43:15,118 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:43:15,118 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:43:15,119 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:14" (1/1) ... [2023-11-19 07:43:15,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:43:15,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a880a83b-e90a-4f5f-8caa-711454a05982/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:43:15,152 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a880a83b-e90a-4f5f-8caa-711454a05982/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:43:15,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a880a83b-e90a-4f5f-8caa-711454a05982/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:43:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure finish_request [2023-11-19 07:43:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_request [2023-11-19 07:43:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure start_transfer [2023-11-19 07:43:15,191 INFO L138 BoogieDeclarations]: Found implementation of procedure start_transfer [2023-11-19 07:43:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_hub_status_data [2023-11-19 07:43:15,191 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_hub_status_data [2023-11-19 07:43:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 07:43:15,191 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 07:43:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_resume [2023-11-19 07:43:15,191 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_resume [2023-11-19 07:43:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:43:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:43:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:43:15,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:43:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 07:43:15,192 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 07:43:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure disable_controller [2023-11-19 07:43:15,192 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_controller [2023-11-19 07:43:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_stop [2023-11-19 07:43:15,192 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_stop [2023-11-19 07:43:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure free_usb_address [2023-11-19 07:43:15,193 INFO L138 BoogieDeclarations]: Found implementation of procedure free_usb_address [2023-11-19 07:43:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_irq_enable [2023-11-19 07:43:15,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_irq_enable [2023-11-19 07:43:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure disable_r8a66597_pipe_all [2023-11-19 07:43:15,193 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_r8a66597_pipe_all [2023-11-19 07:43:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure enable_controller [2023-11-19 07:43:15,193 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_controller [2023-11-19 07:43:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:43:15,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:43:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2023-11-19 07:43:15,194 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2023-11-19 07:43:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_root_hub_start_polling [2023-11-19 07:43:15,194 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_root_hub_start_polling [2023-11-19 07:43:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 07:43:15,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 07:43:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-11-19 07:43:15,195 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-11-19 07:43:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_irq_disable [2023-11-19 07:43:15,197 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_irq_disable [2023-11-19 07:43:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_toggle_set [2023-11-19 07:43:15,198 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_toggle_set [2023-11-19 07:43:15,199 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_urb_dequeue [2023-11-19 07:43:15,199 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_urb_dequeue [2023-11-19 07:43:15,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:43:15,204 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:43:15,204 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2023-11-19 07:43:15,204 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2023-11-19 07:43:15,205 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_hub_control [2023-11-19 07:43:15,206 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_hub_control [2023-11-19 07:43:15,206 INFO L130 BoogieDeclarations]: Found specification of procedure set_pipe_reg_addr [2023-11-19 07:43:15,206 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pipe_reg_addr [2023-11-19 07:43:15,206 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-19 07:43:15,206 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-19 07:43:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure get_urb_to_r8a66597_addr [2023-11-19 07:43:15,207 INFO L138 BoogieDeclarations]: Found implementation of procedure get_urb_to_r8a66597_addr [2023-11-19 07:43:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:43:15,207 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:43:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_urb_done [2023-11-19 07:43:15,207 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_urb_done [2023-11-19 07:43:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure check_next_phase [2023-11-19 07:43:15,208 INFO L138 BoogieDeclarations]: Found implementation of procedure check_next_phase [2023-11-19 07:43:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure get_intsts_reg [2023-11-19 07:43:15,208 INFO L138 BoogieDeclarations]: Found implementation of procedure get_intsts_reg [2023-11-19 07:43:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 07:43:15,209 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 07:43:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2023-11-19 07:43:15,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2023-11-19 07:43:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_mdfy [2023-11-19 07:43:15,209 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_mdfy [2023-11-19 07:43:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2023-11-19 07:43:15,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2023-11-19 07:43:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure set_devadd_reg [2023-11-19 07:43:15,210 INFO L138 BoogieDeclarations]: Found implementation of procedure set_devadd_reg [2023-11-19 07:43:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_urb_enqueue [2023-11-19 07:43:15,210 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_urb_enqueue [2023-11-19 07:43:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure get_syssts_reg [2023-11-19 07:43:15,210 INFO L138 BoogieDeclarations]: Found implementation of procedure get_syssts_reg [2023-11-19 07:43:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2023-11-19 07:43:15,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2023-11-19 07:43:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:43:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 07:43:15,211 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 07:43:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_start [2023-11-19 07:43:15,211 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_start [2023-11-19 07:43:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:43:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_start [2023-11-19 07:43:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_start [2023-11-19 07:43:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure check_transfer_finish [2023-11-19 07:43:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure check_transfer_finish [2023-11-19 07:43:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_remove [2023-11-19 07:43:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_remove [2023-11-19 07:43:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 07:43:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 07:43:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 07:43:15,213 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 07:43:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure enable_pipe_irq [2023-11-19 07:43:15,213 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_pipe_irq [2023-11-19 07:43:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2023-11-19 07:43:15,213 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2023-11-19 07:43:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:43:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-11-19 07:43:15,214 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-11-19 07:43:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-19 07:43:15,214 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-19 07:43:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:43:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:43:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:43:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_endpoint_disable [2023-11-19 07:43:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_endpoint_disable [2023-11-19 07:43:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure start_root_hub_sampling [2023-11-19 07:43:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure start_root_hub_sampling [2023-11-19 07:43:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 07:43:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 07:43:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_bus_resume [2023-11-19 07:43:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_bus_resume [2023-11-19 07:43:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-19 07:43:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-19 07:43:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 07:43:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 07:43:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-19 07:43:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-19 07:43:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure collect_usb_address_map [2023-11-19 07:43:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure collect_usb_address_map [2023-11-19 07:43:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_pipe_toggle [2023-11-19 07:43:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_pipe_toggle [2023-11-19 07:43:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure get_syscfg_reg [2023-11-19 07:43:15,218 INFO L138 BoogieDeclarations]: Found implementation of procedure get_syscfg_reg [2023-11-19 07:43:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_write [2023-11-19 07:43:15,218 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_write [2023-11-19 07:43:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure get_toggle_pointer [2023-11-19 07:43:15,218 INFO L138 BoogieDeclarations]: Found implementation of procedure get_toggle_pointer [2023-11-19 07:43:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 07:43:15,218 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 07:43:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2023-11-19 07:43:15,219 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2023-11-19 07:43:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure get_parent_r8a66597_address [2023-11-19 07:43:15,219 INFO L138 BoogieDeclarations]: Found implementation of procedure get_parent_r8a66597_address [2023-11-19 07:43:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2023-11-19 07:43:15,219 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2023-11-19 07:43:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:43:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure packet_write [2023-11-19 07:43:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure packet_write [2023-11-19 07:43:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-19 07:43:15,221 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-19 07:43:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-19 07:43:15,221 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-19 07:43:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:43:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2023-11-19 07:43:15,221 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2023-11-19 07:43:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure clk_put [2023-11-19 07:43:15,222 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_put [2023-11-19 07:43:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2023-11-19 07:43:15,223 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2023-11-19 07:43:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure get_port_number [2023-11-19 07:43:15,226 INFO L138 BoogieDeclarations]: Found implementation of procedure get_port_number [2023-11-19 07:43:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:43:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure force_dequeue [2023-11-19 07:43:15,227 INFO L138 BoogieDeclarations]: Found implementation of procedure force_dequeue [2023-11-19 07:43:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure get_intenb_reg [2023-11-19 07:43:15,227 INFO L138 BoogieDeclarations]: Found implementation of procedure get_intenb_reg [2023-11-19 07:43:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_to_hcd [2023-11-19 07:43:15,228 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_to_hcd [2023-11-19 07:43:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure disable_pipe_irq [2023-11-19 07:43:15,228 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_pipe_irq [2023-11-19 07:43:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_setting [2023-11-19 07:43:15,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_setting [2023-11-19 07:43:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_clock_enable [2023-11-19 07:43:15,229 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_clock_enable [2023-11-19 07:43:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2023-11-19 07:43:15,229 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2023-11-19 07:43:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure get_urb_to_r8a66597_dev [2023-11-19 07:43:15,229 INFO L138 BoogieDeclarations]: Found implementation of procedure get_urb_to_r8a66597_dev [2023-11-19 07:43:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure get_dvstctr_reg [2023-11-19 07:43:15,230 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dvstctr_reg [2023-11-19 07:43:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure packet_read [2023-11-19 07:43:15,230 INFO L138 BoogieDeclarations]: Found implementation of procedure packet_read [2023-11-19 07:43:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_change_from_pipe [2023-11-19 07:43:15,230 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_change_from_pipe [2023-11-19 07:43:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:43:15,230 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:43:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure get_urb_error [2023-11-19 07:43:15,231 INFO L138 BoogieDeclarations]: Found implementation of procedure get_urb_error [2023-11-19 07:43:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-19 07:43:15,231 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-19 07:43:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure mbw_value [2023-11-19 07:43:15,231 INFO L138 BoogieDeclarations]: Found implementation of procedure mbw_value [2023-11-19 07:43:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:43:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-19 07:43:15,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-19 07:43:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure cfifo_change [2023-11-19 07:43:15,232 INFO L138 BoogieDeclarations]: Found implementation of procedure cfifo_change [2023-11-19 07:43:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_get_td [2023-11-19 07:43:15,232 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_get_td [2023-11-19 07:43:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:43:15,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:43:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hub_find_child [2023-11-19 07:43:15,233 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hub_find_child [2023-11-19 07:43:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 07:43:15,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 07:43:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_probe [2023-11-19 07:43:15,234 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_probe [2023-11-19 07:43:15,234 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2023-11-19 07:43:15,234 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2023-11-19 07:43:15,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:43:15,234 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_port_power [2023-11-19 07:43:15,234 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_port_power [2023-11-19 07:43:15,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 07:43:15,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 07:43:15,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:43:15,235 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 07:43:15,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 07:43:15,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:43:15,235 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2023-11-19 07:43:15,235 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2023-11-19 07:43:15,236 INFO L130 BoogieDeclarations]: Found specification of procedure get_r8a66597_usb_speed [2023-11-19 07:43:15,236 INFO L138 BoogieDeclarations]: Found implementation of procedure get_r8a66597_usb_speed [2023-11-19 07:43:15,236 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_read [2023-11-19 07:43:15,236 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_read [2023-11-19 07:43:15,236 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 07:43:15,236 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 07:43:15,236 INFO L130 BoogieDeclarations]: Found specification of procedure set_td_timer [2023-11-19 07:43:15,237 INFO L138 BoogieDeclarations]: Found implementation of procedure set_td_timer [2023-11-19 07:43:15,237 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_packet_write [2023-11-19 07:43:15,237 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_packet_write [2023-11-19 07:43:15,237 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_resume_root_hub [2023-11-19 07:43:15,237 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_resume_root_hub [2023-11-19 07:43:15,237 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_suspend [2023-11-19 07:43:15,237 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_suspend [2023-11-19 07:43:15,238 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_irq [2023-11-19 07:43:15,238 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_irq [2023-11-19 07:43:15,238 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 07:43:15,238 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 07:43:15,238 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_reg_wait [2023-11-19 07:43:15,238 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_reg_wait [2023-11-19 07:43:15,241 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-19 07:43:15,242 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-19 07:43:15,242 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 07:43:15,244 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 07:43:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_usb_disconnect [2023-11-19 07:43:15,244 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_usb_disconnect [2023-11-19 07:43:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:43:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_get_frame [2023-11-19 07:43:15,245 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_get_frame [2023-11-19 07:43:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_bus_suspend [2023-11-19 07:43:15,245 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_bus_suspend [2023-11-19 07:43:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:43:15,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:43:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_r8a66597 [2023-11-19 07:43:15,246 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_r8a66597 [2023-11-19 07:43:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 07:43:15,246 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 07:43:16,022 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:43:16,027 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:43:17,171 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:43:21,832 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:43:21,869 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:43:21,869 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:43:21,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:43:21 BoogieIcfgContainer [2023-11-19 07:43:21,889 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:43:21,892 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:43:21,892 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:43:21,895 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:43:21,896 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:43:10" (1/3) ... [2023-11-19 07:43:21,896 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3631a608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:43:21, skipping insertion in model container [2023-11-19 07:43:21,897 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:14" (2/3) ... [2023-11-19 07:43:21,899 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3631a608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:43:21, skipping insertion in model container [2023-11-19 07:43:21,899 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:43:21" (3/3) ... [2023-11-19 07:43:21,900 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--r8a66597-hcd.ko-entry_point.cil.out.i [2023-11-19 07:43:21,922 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:43:21,922 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:43:22,048 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:43:22,057 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@7894bbbe, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:43:22,057 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:43:22,075 INFO L276 IsEmpty]: Start isEmpty. Operand has 2603 states, 1824 states have (on average 1.431469298245614) internal successors, (2611), 1920 states have internal predecessors, (2611), 660 states have call successors, (660), 118 states have call predecessors, (660), 117 states have return successors, (652), 625 states have call predecessors, (652), 652 states have call successors, (652) [2023-11-19 07:43:22,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 07:43:22,105 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:43:22,106 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:43:22,106 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:43:22,112 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:43:22,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1062873973, now seen corresponding path program 1 times [2023-11-19 07:43:22,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:43:22,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081306411] [2023-11-19 07:43:22,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:22,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:43:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:22,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:43:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:22,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:22,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:22,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:43:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:22,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 07:43:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:22,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:22,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:22,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:43:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:22,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 07:43:22,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:22,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:22,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:22,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:43:22,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:22,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-19 07:43:22,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:23,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:23,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:23,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-19 07:43:23,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:23,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:23,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:23,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-19 07:43:23,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:23,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:23,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:23,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-19 07:43:23,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:23,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:23,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:23,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 07:43:23,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:23,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:23,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-19 07:43:23,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:23,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:23,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:23,157 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-19 07:43:23,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:43:23,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081306411] [2023-11-19 07:43:23,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081306411] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:43:23,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:43:23,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:43:23,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166255491] [2023-11-19 07:43:23,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:43:23,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:43:23,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:43:23,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:43:23,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:43:23,211 INFO L87 Difference]: Start difference. First operand has 2603 states, 1824 states have (on average 1.431469298245614) internal successors, (2611), 1920 states have internal predecessors, (2611), 660 states have call successors, (660), 118 states have call predecessors, (660), 117 states have return successors, (652), 625 states have call predecessors, (652), 652 states have call successors, (652) Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (13), 5 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-19 07:43:33,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:43:33,074 INFO L93 Difference]: Finished difference Result 5794 states and 8969 transitions. [2023-11-19 07:43:33,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 07:43:33,077 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (13), 5 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 135 [2023-11-19 07:43:33,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:43:33,143 INFO L225 Difference]: With dead ends: 5794 [2023-11-19 07:43:33,143 INFO L226 Difference]: Without dead ends: 3179 [2023-11-19 07:43:33,173 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:43:33,181 INFO L413 NwaCegarLoop]: 2503 mSDtfsCounter, 3002 mSDsluCounter, 2763 mSDsCounter, 0 mSdLazyCounter, 2993 mSolverCounterSat, 2336 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3043 SdHoareTripleChecker+Valid, 5266 SdHoareTripleChecker+Invalid, 5329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2336 IncrementalHoareTripleChecker+Valid, 2993 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:43:33,182 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3043 Valid, 5266 Invalid, 5329 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2336 Valid, 2993 Invalid, 0 Unknown, 0 Unchecked, 9.1s Time] [2023-11-19 07:43:33,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3179 states. [2023-11-19 07:43:33,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3179 to 2586. [2023-11-19 07:43:33,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2586 states, 1817 states have (on average 1.4199229499174464) internal successors, (2580), 1903 states have internal predecessors, (2580), 652 states have call successors, (652), 117 states have call predecessors, (652), 116 states have return successors, (649), 622 states have call predecessors, (649), 649 states have call successors, (649) [2023-11-19 07:43:33,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 2586 states and 3881 transitions. [2023-11-19 07:43:33,673 INFO L78 Accepts]: Start accepts. Automaton has 2586 states and 3881 transitions. Word has length 135 [2023-11-19 07:43:33,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:43:33,675 INFO L495 AbstractCegarLoop]: Abstraction has 2586 states and 3881 transitions. [2023-11-19 07:43:33,675 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (13), 5 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-19 07:43:33,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2586 states and 3881 transitions. [2023-11-19 07:43:33,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 07:43:33,689 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:43:33,690 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:43:33,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:43:33,691 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:43:33,693 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:43:33,693 INFO L85 PathProgramCache]: Analyzing trace with hash 8246191, now seen corresponding path program 1 times [2023-11-19 07:43:33,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:43:33,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763679779] [2023-11-19 07:43:33,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:33,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:43:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:43:34,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:34,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:43:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 07:43:34,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:43:34,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 07:43:34,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:34,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:43:34,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-19 07:43:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-19 07:43:34,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:34,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-19 07:43:34,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-19 07:43:34,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 07:43:34,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-19 07:43:34,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:43:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:34,350 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-19 07:43:34,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:43:34,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763679779] [2023-11-19 07:43:34,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763679779] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:43:34,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:43:34,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 07:43:34,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832457006] [2023-11-19 07:43:34,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:43:34,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:43:34,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:43:34,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:43:34,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:43:34,355 INFO L87 Difference]: Start difference. First operand 2586 states and 3881 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 07:43:51,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:43:51,883 INFO L93 Difference]: Finished difference Result 8856 states and 13561 transitions. [2023-11-19 07:43:51,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-19 07:43:51,884 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 135 [2023-11-19 07:43:51,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:43:51,969 INFO L225 Difference]: With dead ends: 8856 [2023-11-19 07:43:51,970 INFO L226 Difference]: Without dead ends: 6299 [2023-11-19 07:43:51,993 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2023-11-19 07:43:51,994 INFO L413 NwaCegarLoop]: 2429 mSDtfsCounter, 9496 mSDsluCounter, 6066 mSDsCounter, 0 mSdLazyCounter, 5555 mSolverCounterSat, 5489 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9866 SdHoareTripleChecker+Valid, 8495 SdHoareTripleChecker+Invalid, 11044 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5489 IncrementalHoareTripleChecker+Valid, 5555 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2023-11-19 07:43:51,995 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9866 Valid, 8495 Invalid, 11044 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5489 Valid, 5555 Invalid, 0 Unknown, 0 Unchecked, 16.5s Time] [2023-11-19 07:43:52,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6299 states. [2023-11-19 07:43:52,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6299 to 5116. [2023-11-19 07:43:52,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5116 states, 3597 states have (on average 1.4225743675284959) internal successors, (5117), 3767 states have internal predecessors, (5117), 1287 states have call successors, (1287), 232 states have call predecessors, (1287), 231 states have return successors, (1284), 1230 states have call predecessors, (1284), 1284 states have call successors, (1284) [2023-11-19 07:43:52,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5116 states to 5116 states and 7688 transitions. [2023-11-19 07:43:52,555 INFO L78 Accepts]: Start accepts. Automaton has 5116 states and 7688 transitions. Word has length 135 [2023-11-19 07:43:52,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:43:52,558 INFO L495 AbstractCegarLoop]: Abstraction has 5116 states and 7688 transitions. [2023-11-19 07:43:52,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 07:43:52,559 INFO L276 IsEmpty]: Start isEmpty. Operand 5116 states and 7688 transitions. [2023-11-19 07:43:52,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 07:43:52,571 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:43:52,572 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1] [2023-11-19 07:43:52,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:43:52,573 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:43:52,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:43:52,574 INFO L85 PathProgramCache]: Analyzing trace with hash -1322139569, now seen corresponding path program 1 times [2023-11-19 07:43:52,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:43:52,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511214160] [2023-11-19 07:43:52,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:52,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:43:52,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat