./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-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_416c41fe-4ce4-4594-8b4c-c891bb2147d5/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_416c41fe-4ce4-4594-8b4c-c891bb2147d5/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_416c41fe-4ce4-4594-8b4c-c891bb2147d5/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_416c41fe-4ce4-4594-8b4c-c891bb2147d5/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_416c41fe-4ce4-4594-8b4c-c891bb2147d5/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_416c41fe-4ce4-4594-8b4c-c891bb2147d5/bin/uautomizer-verify-uTZkv6EMXl --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 4c74f17ad80d26d3384a467dad9313e9d7d1be91817d15d75e196d6ef78bc5b2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:25:50,112 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:25:50,236 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_416c41fe-4ce4-4594-8b4c-c891bb2147d5/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-12 02:25:50,244 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:25:50,245 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:25:50,280 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:25:50,281 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:25:50,282 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:25:50,284 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:25:50,288 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:25:50,290 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:25:50,291 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:25:50,291 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:25:50,293 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:25:50,293 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:25:50,294 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:25:50,294 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:25:50,295 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:25:50,295 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:25:50,296 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:25:50,296 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:25:50,297 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:25:50,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:25:50,298 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:25:50,299 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:25:50,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:25:50,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:25:50,300 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:25:50,301 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:25:50,301 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:25:50,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:25:50,303 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:25:50,303 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:25:50,304 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:25:50,304 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:25:50,304 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:25:50,305 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_416c41fe-4ce4-4594-8b4c-c891bb2147d5/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_416c41fe-4ce4-4594-8b4c-c891bb2147d5/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c74f17ad80d26d3384a467dad9313e9d7d1be91817d15d75e196d6ef78bc5b2 [2023-11-12 02:25:50,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:25:50,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:25:50,663 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:25:50,665 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:25:50,666 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:25:50,667 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_416c41fe-4ce4-4594-8b4c-c891bb2147d5/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i [2023-11-12 02:25:53,750 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:25:54,489 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:25:54,489 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_416c41fe-4ce4-4594-8b4c-c891bb2147d5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i [2023-11-12 02:25:54,549 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_416c41fe-4ce4-4594-8b4c-c891bb2147d5/bin/uautomizer-verify-uTZkv6EMXl/data/179b86426/2c9c8b871ef442ef9759e2b2534101b1/FLAG8cf8a82c3 [2023-11-12 02:25:54,565 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_416c41fe-4ce4-4594-8b4c-c891bb2147d5/bin/uautomizer-verify-uTZkv6EMXl/data/179b86426/2c9c8b871ef442ef9759e2b2534101b1 [2023-11-12 02:25:54,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:25:54,572 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:25:54,575 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:25:54,576 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:25:54,582 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:25:54,582 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:25:54" (1/1) ... [2023-11-12 02:25:54,583 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18013c84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:54, skipping insertion in model container [2023-11-12 02:25:54,584 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:25:54" (1/1) ... [2023-11-12 02:25:54,750 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:25:57,022 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_416c41fe-4ce4-4594-8b4c-c891bb2147d5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i[315625,315638] [2023-11-12 02:25:57,098 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:25:57,135 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:25:57,253 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3921] [2023-11-12 02:25:57,255 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [3928] [2023-11-12 02:25:57,275 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4175] [2023-11-12 02:25:57,276 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4182] [2023-11-12 02:25:57,552 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6885] [2023-11-12 02:25:57,552 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6888] [2023-11-12 02:25:57,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6918] [2023-11-12 02:25:57,556 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6939] [2023-11-12 02:25:57,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6965] [2023-11-12 02:25:57,564 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7072] [2023-11-12 02:25:57,584 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7271] [2023-11-12 02:25:57,590 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7400] [2023-11-12 02:25:57,591 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7422] [2023-11-12 02:25:57,593 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7472] [2023-11-12 02:25:57,601 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7612] [2023-11-12 02:25:57,619 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7729] [2023-11-12 02:25:57,623 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7845] [2023-11-12 02:25:57,759 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_416c41fe-4ce4-4594-8b4c-c891bb2147d5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i[315625,315638] [2023-11-12 02:25:57,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:25:57,882 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:25:57,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:57 WrapperNode [2023-11-12 02:25:57,883 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:25:57,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:25:57,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:25:57,885 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:25:57,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:57" (1/1) ... [2023-11-12 02:25:58,033 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:57" (1/1) ... [2023-11-12 02:25:58,395 INFO L138 Inliner]: procedures = 259, calls = 4523, calls flagged for inlining = 105, calls inlined = 100, statements flattened = 9675 [2023-11-12 02:25:58,426 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:25:58,427 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:25:58,427 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:25:58,428 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:25:58,443 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:57" (1/1) ... [2023-11-12 02:25:58,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:57" (1/1) ... [2023-11-12 02:25:58,537 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:57" (1/1) ... [2023-11-12 02:25:58,538 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:57" (1/1) ... [2023-11-12 02:25:58,722 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:57" (1/1) ... [2023-11-12 02:25:58,836 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:57" (1/1) ... [2023-11-12 02:25:58,867 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:57" (1/1) ... [2023-11-12 02:25:58,892 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:57" (1/1) ... [2023-11-12 02:25:58,942 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:25:58,943 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:25:58,943 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:25:58,943 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:25:58,944 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:57" (1/1) ... [2023-11-12 02:25:58,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:25:58,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_416c41fe-4ce4-4594-8b4c-c891bb2147d5/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:25:58,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_416c41fe-4ce4-4594-8b4c-c891bb2147d5/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:25:58,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_416c41fe-4ce4-4594-8b4c-c891bb2147d5/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:25:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_ohci [2023-11-12 02:25:59,023 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_ohci [2023-11-12 02:25:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-12 02:25:59,024 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-12 02:25:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure start_ed_unlink [2023-11-12 02:25:59,024 INFO L138 BoogieDeclarations]: Found implementation of procedure start_ed_unlink [2023-11-12 02:25:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure roothub_status [2023-11-12 02:25:59,024 INFO L138 BoogieDeclarations]: Found implementation of procedure roothub_status [2023-11-12 02:25:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 02:25:59,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 02:25:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 02:25:59,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 02:25:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2023-11-12 02:25:59,026 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2023-11-12 02:25:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure show_list [2023-11-12 02:25:59,027 INFO L138 BoogieDeclarations]: Found implementation of procedure show_list [2023-11-12 02:25:59,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-12 02:25:59,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-12 02:25:59,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 02:25:59,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 02:25:59,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2023-11-12 02:25:59,031 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2023-11-12 02:25:59,031 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2023-11-12 02:25:59,031 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2023-11-12 02:25:59,032 INFO L130 BoogieDeclarations]: Found specification of procedure hcfs2string [2023-11-12 02:25:59,032 INFO L138 BoogieDeclarations]: Found implementation of procedure hcfs2string [2023-11-12 02:25:59,032 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_zfmicro [2023-11-12 02:25:59,032 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_zfmicro [2023-11-12 02:25:59,032 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hub_status_data [2023-11-12 02:25:59,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hub_status_data [2023-11-12 02:25:59,033 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_shutdown [2023-11-12 02:25:59,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_shutdown [2023-11-12 02:25:59,033 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-12 02:25:59,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-12 02:25:59,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-12 02:25:59,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-12 02:25:59,034 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_dump_intr_mask [2023-11-12 02:25:59,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_dump_intr_mask [2023-11-12 02:25:59,034 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2023-11-12 02:25:59,035 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2023-11-12 02:25:59,035 INFO L130 BoogieDeclarations]: Found specification of procedure _ohci_writel [2023-11-12 02:25:59,035 INFO L138 BoogieDeclarations]: Found implementation of procedure _ohci_writel [2023-11-12 02:25:59,035 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-12 02:25:59,035 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-12 02:25:59,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 02:25:59,036 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 02:25:59,036 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hwPSWp [2023-11-12 02:25:59,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hwPSWp [2023-11-12 02:25:59,036 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:25:59,036 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:25:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2023-11-12 02:25:59,037 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2023-11-12 02:25:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure ed_schedule [2023-11-12 02:25:59,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_schedule [2023-11-12 02:25:59,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2023-11-12 02:25:59,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2023-11-12 02:25:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_dump_roothub [2023-11-12 02:25:59,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_dump_roothub [2023-11-12 02:25:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:25:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_stop [2023-11-12 02:25:59,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_stop [2023-11-12 02:25:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-12 02:25:59,042 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-12 02:25:59,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:25:59,042 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2023-11-12 02:25:59,042 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2023-11-12 02:25:59,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-12 02:25:59,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-12 02:25:59,043 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_nec [2023-11-12 02:25:59,043 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_nec [2023-11-12 02:25:59,043 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_restart [2023-11-12 02:25:59,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_restart [2023-11-12 02:25:59,044 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-12 02:25:59,044 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-12 02:25:59,044 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2023-11-12 02:25:59,044 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2023-11-12 02:25:59,045 INFO L130 BoogieDeclarations]: Found specification of procedure update_done_list [2023-11-12 02:25:59,045 INFO L138 BoogieDeclarations]: Found implementation of procedure update_done_list [2023-11-12 02:25:59,046 INFO L130 BoogieDeclarations]: Found specification of procedure td_free [2023-11-12 02:25:59,046 INFO L138 BoogieDeclarations]: Found implementation of procedure td_free [2023-11-12 02:25:59,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:25:59,046 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_rh_resume [2023-11-12 02:25:59,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_rh_resume [2023-11-12 02:25:59,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:25:59,047 INFO L130 BoogieDeclarations]: Found specification of procedure roothub_portstatus [2023-11-12 02:25:59,047 INFO L138 BoogieDeclarations]: Found implementation of procedure roothub_portstatus [2023-11-12 02:25:59,047 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hc_died [2023-11-12 02:25:59,047 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hc_died [2023-11-12 02:25:59,047 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2023-11-12 02:25:59,048 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2023-11-12 02:25:59,048 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-12 02:25:59,048 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-12 02:25:59,048 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-12 02:25:59,048 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-12 02:25:59,048 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2023-11-12 02:25:59,049 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2023-11-12 02:25:59,049 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-12 02:25:59,049 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-12 02:25:59,049 INFO L130 BoogieDeclarations]: Found specification of procedure ed_free [2023-11-12 02:25:59,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_free [2023-11-12 02:25:59,050 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-12 02:25:59,050 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-12 02:25:59,050 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_start [2023-11-12 02:25:59,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_start [2023-11-12 02:25:59,051 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_dump [2023-11-12 02:25:59,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_dump [2023-11-12 02:25:59,051 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_setup [2023-11-12 02:25:59,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_setup [2023-11-12 02:25:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_frame_no [2023-11-12 02:25:59,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_frame_no [2023-11-12 02:25:59,053 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-12 02:25:59,053 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-12 02:25:59,053 INFO L130 BoogieDeclarations]: Found specification of procedure sb800_prefetch [2023-11-12 02:25:59,053 INFO L138 BoogieDeclarations]: Found implementation of procedure sb800_prefetch [2023-11-12 02:25:59,053 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2023-11-12 02:25:59,054 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2023-11-12 02:25:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hub_control [2023-11-12 02:25:59,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hub_control [2023-11-12 02:25:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2023-11-12 02:25:59,054 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2023-11-12 02:25:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:25:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure finish_urb [2023-11-12 02:25:59,055 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_urb [2023-11-12 02:25:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-12 02:25:59,055 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-12 02:25:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_rh_suspend [2023-11-12 02:25:59,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_rh_suspend [2023-11-12 02:25:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure roothub_a [2023-11-12 02:25:59,056 INFO L138 BoogieDeclarations]: Found implementation of procedure roothub_a [2023-11-12 02:25:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_irq [2023-11-12 02:25:59,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_irq [2023-11-12 02:25:59,057 INFO L130 BoogieDeclarations]: Found specification of procedure rh_state_string [2023-11-12 02:25:59,057 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_state_string [2023-11-12 02:25:59,057 INFO L130 BoogieDeclarations]: Found specification of procedure roothub_b [2023-11-12 02:25:59,057 INFO L138 BoogieDeclarations]: Found implementation of procedure roothub_b [2023-11-12 02:25:59,059 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_urb_enqueue [2023-11-12 02:25:59,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_urb_enqueue [2023-11-12 02:25:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_start_port_reset [2023-11-12 02:25:59,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_start_port_reset [2023-11-12 02:25:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_to_hcd [2023-11-12 02:25:59,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_to_hcd [2023-11-12 02:25:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-12 02:25:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-12 02:25:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure td_alloc [2023-11-12 02:25:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure td_alloc [2023-11-12 02:25:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure find_head [2023-11-12 02:25:59,067 INFO L138 BoogieDeclarations]: Found implementation of procedure find_head [2023-11-12 02:25:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2023-11-12 02:25:59,073 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2023-11-12 02:25:59,073 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 02:25:59,073 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 02:25:59,073 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_run [2023-11-12 02:25:59,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_run [2023-11-12 02:25:59,074 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2023-11-12 02:25:59,074 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2023-11-12 02:25:59,074 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_endpoint_disable [2023-11-12 02:25:59,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_endpoint_disable [2023-11-12 02:25:59,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:25:59,074 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-12 02:25:59,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-12 02:25:59,075 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_amdprefetch [2023-11-12 02:25:59,075 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_amdprefetch [2023-11-12 02:25:59,075 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-12 02:25:59,075 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-12 02:25:59,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 02:25:59,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 02:25:59,076 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2023-11-12 02:25:59,076 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2023-11-12 02:25:59,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-12 02:25:59,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-12 02:25:59,077 INFO L130 BoogieDeclarations]: Found specification of procedure add_to_done_list [2023-11-12 02:25:59,077 INFO L138 BoogieDeclarations]: Found implementation of procedure add_to_done_list [2023-11-12 02:25:59,077 INFO L130 BoogieDeclarations]: Found specification of procedure _ohci_readl [2023-11-12 02:25:59,077 INFO L138 BoogieDeclarations]: Found implementation of procedure _ohci_readl [2023-11-12 02:25:59,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:25:59,077 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2023-11-12 02:25:59,077 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2023-11-12 02:25:59,078 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_poll_rh_status [2023-11-12 02:25:59,078 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_poll_rh_status [2023-11-12 02:25:59,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-12 02:25:59,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-12 02:25:59,078 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-12 02:25:59,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-12 02:25:59,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:25:59,079 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_reinit [2023-11-12 02:25:59,079 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_reinit [2023-11-12 02:25:59,079 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2023-11-12 02:25:59,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2023-11-12 02:25:59,079 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 02:25:59,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 02:25:59,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:25:59,080 INFO L130 BoogieDeclarations]: Found specification of procedure td_done [2023-11-12 02:25:59,080 INFO L138 BoogieDeclarations]: Found implementation of procedure td_done [2023-11-12 02:25:59,080 INFO L130 BoogieDeclarations]: Found specification of procedure td_fill [2023-11-12 02:25:59,080 INFO L138 BoogieDeclarations]: Found implementation of procedure td_fill [2023-11-12 02:25:59,080 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_urb_dequeue [2023-11-12 02:25:59,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_urb_dequeue [2023-11-12 02:25:59,081 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_init [2023-11-12 02:25:59,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_init [2023-11-12 02:25:59,081 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-12 02:25:59,081 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-12 02:25:59,081 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_work [2023-11-12 02:25:59,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_work [2023-11-12 02:25:59,082 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2023-11-12 02:25:59,082 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2023-11-12 02:25:59,082 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_amdiso [2023-11-12 02:25:59,082 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_amdiso [2023-11-12 02:25:59,082 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2023-11-12 02:25:59,083 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2023-11-12 02:25:59,083 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-12 02:25:59,083 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-12 02:25:59,083 INFO L130 BoogieDeclarations]: Found specification of procedure ed_deschedule [2023-11-12 02:25:59,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_deschedule [2023-11-12 02:25:59,083 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_resume_root_hub [2023-11-12 02:25:59,084 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_resume_root_hub [2023-11-12 02:25:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-12 02:25:59,084 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-12 02:25:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure urb_free_priv [2023-11-12 02:25:59,084 INFO L138 BoogieDeclarations]: Found implementation of procedure urb_free_priv [2023-11-12 02:25:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2023-11-12 02:25:59,084 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2023-11-12 02:25:59,085 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_dump_status [2023-11-12 02:25:59,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_dump_status [2023-11-12 02:25:59,085 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_print_eds [2023-11-12 02:25:59,085 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_print_eds [2023-11-12 02:25:59,085 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2023-11-12 02:25:59,085 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2023-11-12 02:25:59,086 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_get_frame [2023-11-12 02:25:59,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_get_frame [2023-11-12 02:25:59,086 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 02:25:59,086 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 02:25:59,086 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-12 02:25:59,086 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-12 02:25:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2023-11-12 02:25:59,087 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2023-11-12 02:25:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-12 02:25:59,087 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-12 02:25:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_usb_reset [2023-11-12 02:25:59,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_usb_reset [2023-11-12 02:25:59,088 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_bus_resume [2023-11-12 02:25:59,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_bus_resume [2023-11-12 02:25:59,088 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-12 02:25:59,088 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-12 02:25:59,088 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_bus_suspend [2023-11-12 02:25:59,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_bus_suspend [2023-11-12 02:25:59,088 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-12 02:25:59,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-12 02:25:59,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:25:59,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:25:59,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:25:59,089 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2023-11-12 02:25:59,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2023-11-12 02:26:00,112 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:26:00,117 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:26:00,996 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 02:26:11,966 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:26:11,991 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:26:11,992 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 02:26:11,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:26:11 BoogieIcfgContainer [2023-11-12 02:26:11,998 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:26:12,001 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:26:12,001 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:26:12,004 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:26:12,004 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:25:54" (1/3) ... [2023-11-12 02:26:12,005 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@205c738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:26:12, skipping insertion in model container [2023-11-12 02:26:12,005 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:57" (2/3) ... [2023-11-12 02:26:12,006 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@205c738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:26:12, skipping insertion in model container [2023-11-12 02:26:12,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:26:11" (3/3) ... [2023-11-12 02:26:12,009 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i [2023-11-12 02:26:12,028 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:26:12,029 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:26:12,166 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:26:12,173 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;@4ffa65e7, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:26:12,173 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:26:12,193 INFO L276 IsEmpty]: Start isEmpty. Operand has 3583 states, 2624 states have (on average 1.4535060975609757) internal successors, (3814), 2694 states have internal predecessors, (3814), 842 states have call successors, (842), 120 states have call predecessors, (842), 119 states have return successors, (835), 828 states have call predecessors, (835), 835 states have call successors, (835) [2023-11-12 02:26:12,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2023-11-12 02:26:12,242 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:26:12,243 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 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] [2023-11-12 02:26:12,244 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:26:12,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:26:12,252 INFO L85 PathProgramCache]: Analyzing trace with hash -800878739, now seen corresponding path program 1 times [2023-11-12 02:26:12,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:26:12,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866844323] [2023-11-12 02:26:12,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:26:12,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:26:13,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-12 02:26:13,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:13,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:13,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-12 02:26:13,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:13,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:13,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-12 02:26:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:13,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:13,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-12 02:26:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:13,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:13,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-12 02:26:13,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:13,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-12 02:26:13,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:13,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:13,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-12 02:26:14,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-12 02:26:14,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:14,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-12 02:26:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:14,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-12 02:26:14,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-12 02:26:14,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-12 02:26:14,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-12 02:26:14,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-12 02:26:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-12 02:26:14,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-11-12 02:26:14,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-12 02:26:14,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2023-11-12 02:26:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-11-12 02:26:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2023-11-12 02:26:14,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2023-11-12 02:26:14,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-12 02:26:14,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2023-11-12 02:26:14,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2023-11-12 02:26:14,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-12 02:26:14,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:14,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:14,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1584 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1584 trivial. 0 not checked. [2023-11-12 02:26:14,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:26:14,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866844323] [2023-11-12 02:26:14,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866844323] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:26:14,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:26:14,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 02:26:14,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933059457] [2023-11-12 02:26:14,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:26:14,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 02:26:14,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:26:14,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 02:26:14,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:26:14,841 INFO L87 Difference]: Start difference. First operand has 3583 states, 2624 states have (on average 1.4535060975609757) internal successors, (3814), 2694 states have internal predecessors, (3814), 842 states have call successors, (842), 120 states have call predecessors, (842), 119 states have return successors, (835), 828 states have call predecessors, (835), 835 states have call successors, (835) Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 02:26:24,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:26:24,888 INFO L93 Difference]: Finished difference Result 7621 states and 11896 transitions. [2023-11-12 02:26:24,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:26:24,891 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 342 [2023-11-12 02:26:24,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:26:24,960 INFO L225 Difference]: With dead ends: 7621 [2023-11-12 02:26:24,960 INFO L226 Difference]: Without dead ends: 4025 [2023-11-12 02:26:24,994 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-12 02:26:24,998 INFO L413 NwaCegarLoop]: 4833 mSDtfsCounter, 2905 mSDsluCounter, 3082 mSDsCounter, 0 mSdLazyCounter, 2273 mSolverCounterSat, 3133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2996 SdHoareTripleChecker+Valid, 7915 SdHoareTripleChecker+Invalid, 5406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3133 IncrementalHoareTripleChecker+Valid, 2273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2023-11-12 02:26:24,999 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2996 Valid, 7915 Invalid, 5406 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3133 Valid, 2273 Invalid, 0 Unknown, 0 Unchecked, 9.4s Time] [2023-11-12 02:26:25,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4025 states. [2023-11-12 02:26:25,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4025 to 3553. [2023-11-12 02:26:25,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3553 states, 2605 states have (on average 1.4383877159309022) internal successors, (3747), 2666 states have internal predecessors, (3747), 829 states have call successors, (829), 119 states have call predecessors, (829), 118 states have return successors, (828), 821 states have call predecessors, (828), 828 states have call successors, (828) [2023-11-12 02:26:25,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 3553 states and 5404 transitions. [2023-11-12 02:26:25,404 INFO L78 Accepts]: Start accepts. Automaton has 3553 states and 5404 transitions. Word has length 342 [2023-11-12 02:26:25,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:26:25,407 INFO L495 AbstractCegarLoop]: Abstraction has 3553 states and 5404 transitions. [2023-11-12 02:26:25,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 02:26:25,407 INFO L276 IsEmpty]: Start isEmpty. Operand 3553 states and 5404 transitions. [2023-11-12 02:26:25,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2023-11-12 02:26:25,419 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:26:25,420 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 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] [2023-11-12 02:26:25,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 02:26:25,421 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:26:25,421 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:26:25,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1324474623, now seen corresponding path program 1 times [2023-11-12 02:26:25,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:26:25,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850531649] [2023-11-12 02:26:25,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:26:25,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:26:25,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-12 02:26:26,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-12 02:26:26,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:26,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-12 02:26:26,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:26,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-12 02:26:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:26,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-12 02:26:26,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-12 02:26:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-12 02:26:26,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-12 02:26:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-12 02:26:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:26:26,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-12 02:26:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-12 02:26:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-12 02:26:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-12 02:26:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-12 02:26:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-12 02:26:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-11-12 02:26:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-12 02:26:26,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2023-11-12 02:26:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-11-12 02:26:26,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2023-11-12 02:26:26,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2023-11-12 02:26:26,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-12 02:26:26,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2023-11-12 02:26:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2023-11-12 02:26:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-12 02:26:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:26:26,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:26,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1584 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1584 trivial. 0 not checked. [2023-11-12 02:26:26,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:26:26,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850531649] [2023-11-12 02:26:26,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850531649] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:26:26,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:26:26,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-12 02:26:26,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827754652] [2023-11-12 02:26:26,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:26:26,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-12 02:26:26,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:26:26,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 02:26:26,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-12 02:26:26,964 INFO L87 Difference]: Start difference. First operand 3553 states and 5404 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28)