./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--oxu210hp-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_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/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_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/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--oxu210hp-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/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_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/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 bbef461d577533a33a47975bed502a034d4de7bb4c9545318a29cb7eaac175ad --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:05:32,973 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:05:33,103 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 08:05:33,111 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:05:33,112 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:05:33,166 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:05:33,167 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:05:33,168 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:05:33,169 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:05:33,176 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:05:33,177 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:05:33,177 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:05:33,178 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:05:33,180 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:05:33,181 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:05:33,182 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:05:33,182 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:05:33,183 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:05:33,183 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:05:33,184 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:05:33,185 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:05:33,186 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:05:33,187 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:05:33,188 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:05:33,188 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:05:33,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:05:33,190 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:05:33,190 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:05:33,191 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:05:33,192 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:05:33,193 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:05:33,194 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:05:33,194 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:05:33,195 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:05:33,195 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:05:33,195 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:05:33,196 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_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bbef461d577533a33a47975bed502a034d4de7bb4c9545318a29cb7eaac175ad [2023-11-19 08:05:33,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:05:33,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:05:33,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:05:33,584 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:05:33,585 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:05:33,587 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--oxu210hp-hcd.ko-entry_point.cil.out.i [2023-11-19 08:05:37,069 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:05:37,818 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:05:37,818 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--oxu210hp-hcd.ko-entry_point.cil.out.i [2023-11-19 08:05:37,900 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/bin/uautomizer-verify-uCwYo4JHxu/data/f2f1c0633/a3f8c3e97428484f84dda4bf66c20a06/FLAG8b9fed900 [2023-11-19 08:05:37,924 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/bin/uautomizer-verify-uCwYo4JHxu/data/f2f1c0633/a3f8c3e97428484f84dda4bf66c20a06 [2023-11-19 08:05:37,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:05:37,932 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:05:37,938 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:05:37,939 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:05:37,945 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:05:37,948 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:05:37" (1/1) ... [2023-11-19 08:05:37,950 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5142e53a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:37, skipping insertion in model container [2023-11-19 08:05:37,950 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:05:37" (1/1) ... [2023-11-19 08:05:38,162 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:05:40,924 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_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--oxu210hp-hcd.ko-entry_point.cil.out.i[283009,283022] [2023-11-19 08:05:41,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:05:41,163 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:05:41,283 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"); [3811] [2023-11-19 08:05:41,285 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)); [3818] [2023-11-19 08:05:41,286 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [3826-3827] [2023-11-19 08:05:41,288 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3841-3842] [2023-11-19 08:05:41,289 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [3850] [2023-11-19 08:05:41,293 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; subl %2, %0; sete %1": "+m" (v->counter), "=qm" (c): "er" (i): "memory"); [3950-3951] [2023-11-19 08:05:41,294 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; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [3962-3963] [2023-11-19 08:05:41,295 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; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3966-3967] [2023-11-19 08:05:41,295 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; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3970-3971] [2023-11-19 08:05:41,296 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; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3974-3975] [2023-11-19 08:05:41,306 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4185] [2023-11-19 08:05:41,306 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4192] [2023-11-19 08:05:41,373 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/9075/dscv_tempdir/dscv/ri/32_7a/drivers/usb/host/oxu210hp-hcd.c"), "i" (398), "i" (12UL)); [4741-4742] [2023-11-19 08:05:41,394 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/9075/dscv_tempdir/dscv/ri/32_7a/drivers/usb/host/oxu210hp-hcd.c"), "i" (626), "i" (12UL)); [5026-5027] [2023-11-19 08:05:41,413 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/9075/dscv_tempdir/dscv/ri/32_7a/drivers/usb/host/oxu210hp-hcd.c"), "i" (824), "i" (12UL)); [5323-5324] [2023-11-19 08:05:41,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [5344] [2023-11-19 08:05:41,427 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [5563] [2023-11-19 08:05:41,431 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [5614] [2023-11-19 08:05:41,535 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6048] [2023-11-19 08:05:41,543 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6106] [2023-11-19 08:05:41,546 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6121] [2023-11-19 08:05:41,566 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/9075/dscv_tempdir/dscv/ri/32_7a/drivers/usb/host/oxu210hp-hcd.c"), "i" (1711), "i" (12UL)); [6248-6249] [2023-11-19 08:05:41,567 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/9075/dscv_tempdir/dscv/ri/32_7a/drivers/usb/host/oxu210hp-hcd.c"), "i" (1714), "i" (12UL)); [6255-6256] [2023-11-19 08:05:41,568 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6266] [2023-11-19 08:05:41,572 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6287] [2023-11-19 08:05:41,601 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6577] [2023-11-19 08:05:41,611 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6668] [2023-11-19 08:05:41,633 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/9075/dscv_tempdir/dscv/ri/32_7a/drivers/usb/host/oxu210hp-hcd.c"), "i" (2227), "i" (12UL)); [6886-6887] [2023-11-19 08:05:41,852 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_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--oxu210hp-hcd.ko-entry_point.cil.out.i[283009,283022] [2023-11-19 08:05:41,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:05:42,011 WARN L675 CHandler]: The function __xadd_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 08:05:42,012 WARN L675 CHandler]: The function __bad_unaligned_access_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 08:05:42,022 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:05:42,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:42 WrapperNode [2023-11-19 08:05:42,023 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:05:42,025 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:05:42,025 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:05:42,026 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:05:42,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:42" (1/1) ... [2023-11-19 08:05:42,203 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:42" (1/1) ... [2023-11-19 08:05:42,545 INFO L138 Inliner]: procedures = 307, calls = 3111, calls flagged for inlining = 108, calls inlined = 104, statements flattened = 8215 [2023-11-19 08:05:42,546 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:05:42,547 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:05:42,548 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:05:42,548 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:05:42,559 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:42" (1/1) ... [2023-11-19 08:05:42,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:42" (1/1) ... [2023-11-19 08:05:42,744 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:42" (1/1) ... [2023-11-19 08:05:42,745 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:42" (1/1) ... [2023-11-19 08:05:42,985 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:42" (1/1) ... [2023-11-19 08:05:43,030 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:42" (1/1) ... [2023-11-19 08:05:43,063 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:42" (1/1) ... [2023-11-19 08:05:43,104 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:42" (1/1) ... [2023-11-19 08:05:43,161 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:05:43,163 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:05:43,163 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:05:43,163 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:05:43,164 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:42" (1/1) ... [2023-11-19 08:05:43,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:05:43,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:05:43,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:05:43,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e1364e-3de9-41d7-8f0d-48cb9c99d4a7/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:05:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_reset [2023-11-19 08:05:43,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_reset [2023-11-19 08:05:43,260 INFO L130 BoogieDeclarations]: Found specification of procedure end_unlink_async [2023-11-19 08:05:43,261 INFO L138 BoogieDeclarations]: Found implementation of procedure end_unlink_async [2023-11-19 08:05:43,261 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_status_buf [2023-11-19 08:05:43,262 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_status_buf [2023-11-19 08:05:43,262 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 08:05:43,263 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 08:05:43,263 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2023-11-19 08:05:43,263 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2023-11-19 08:05:43,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 08:05:43,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 08:05:43,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 08:05:43,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 08:05:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure scan_periodic [2023-11-19 08:05:43,265 INFO L138 BoogieDeclarations]: Found implementation of procedure scan_periodic [2023-11-19 08:05:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 08:05:43,265 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 08:05:43,266 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-11-19 08:05:43,266 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-11-19 08:05:43,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 08:05:43,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 08:05:43,266 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_create [2023-11-19 08:05:43,267 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_create [2023-11-19 08:05:43,267 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_readl [2023-11-19 08:05:43,267 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_readl [2023-11-19 08:05:43,267 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_run [2023-11-19 08:05:43,268 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_run [2023-11-19 08:05:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 08:05:43,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 08:05:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_next_shadow [2023-11-19 08:05:43,268 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_next_shadow [2023-11-19 08:05:43,269 INFO L130 BoogieDeclarations]: Found specification of procedure qh_put [2023-11-19 08:05:43,269 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_put [2023-11-19 08:05:43,269 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_irq [2023-11-19 08:05:43,269 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_irq [2023-11-19 08:05:43,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 08:05:43,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 08:05:43,270 INFO L130 BoogieDeclarations]: Found specification of procedure scan_async [2023-11-19 08:05:43,270 INFO L138 BoogieDeclarations]: Found implementation of procedure scan_async [2023-11-19 08:05:43,271 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-19 08:05:43,271 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-19 08:05:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 08:05:43,272 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 08:05:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_halt [2023-11-19 08:05:43,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_halt [2023-11-19 08:05:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_endpoint_disable [2023-11-19 08:05:43,273 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_endpoint_disable [2023-11-19 08:05:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2023-11-19 08:05:43,274 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2023-11-19 08:05:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 08:05:43,274 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 08:05:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-19 08:05:43,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-19 08:05:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2023-11-19 08:05:43,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2023-11-19 08:05:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_qtd_free [2023-11-19 08:05:43,276 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_qtd_free [2023-11-19 08:05:43,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 08:05:43,276 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 08:05:43,277 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 08:05:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2023-11-19 08:05:43,277 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2023-11-19 08:05:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 08:05:43,278 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2023-11-19 08:05:43,278 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2023-11-19 08:05:43,279 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2023-11-19 08:05:43,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 08:05:43,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 08:05:43,279 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_writel [2023-11-19 08:05:43,279 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_writel [2023-11-19 08:05:43,279 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 08:05:43,280 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 08:05:43,280 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_drv_shutdown [2023-11-19 08:05:43,280 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_drv_shutdown [2023-11-19 08:05:43,280 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2023-11-19 08:05:43,280 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2023-11-19 08:05:43,280 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_murb_alloc [2023-11-19 08:05:43,281 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_murb_alloc [2023-11-19 08:05:43,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 08:05:43,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 08:05:43,281 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_command_buf [2023-11-19 08:05:43,281 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_command_buf [2023-11-19 08:05:43,282 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_urb_enqueue [2023-11-19 08:05:43,282 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_urb_enqueue [2023-11-19 08:05:43,282 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hc_died [2023-11-19 08:05:43,283 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hc_died [2023-11-19 08:05:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_usecs [2023-11-19 08:05:43,283 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_usecs [2023-11-19 08:05:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure intr_deschedule [2023-11-19 08:05:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure intr_deschedule [2023-11-19 08:05:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 08:05:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 08:05:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_buf_alloc [2023-11-19 08:05:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_buf_alloc [2023-11-19 08:05:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-19 08:05:43,286 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-19 08:05:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-19 08:05:43,286 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-19 08:05:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_hub_control [2023-11-19 08:05:43,286 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_hub_control [2023-11-19 08:05:43,287 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2023-11-19 08:05:43,287 INFO L130 BoogieDeclarations]: Found specification of procedure qh_completions [2023-11-19 08:05:43,287 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_completions [2023-11-19 08:05:43,287 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 08:05:43,287 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 08:05:43,287 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2023-11-19 08:05:43,288 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2023-11-19 08:05:43,288 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-11-19 08:05:43,288 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-11-19 08:05:43,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 08:05:43,289 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_drv_probe [2023-11-19 08:05:43,289 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_drv_probe [2023-11-19 08:05:43,289 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 08:05:43,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 08:05:43,292 INFO L130 BoogieDeclarations]: Found specification of procedure timer_action [2023-11-19 08:05:43,292 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_action [2023-11-19 08:05:43,292 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-19 08:05:43,293 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-19 08:05:43,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 08:05:43,293 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_get_frame [2023-11-19 08:05:43,293 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_get_frame [2023-11-19 08:05:43,293 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-19 08:05:43,293 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-19 08:05:43,294 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_stop [2023-11-19 08:05:43,295 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_stop [2023-11-19 08:05:43,298 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2023-11-19 08:05:43,299 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2023-11-19 08:05:43,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 08:05:43,300 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-19 08:05:43,301 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-19 08:05:43,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 08:05:43,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 08:05:43,302 INFO L130 BoogieDeclarations]: Found specification of procedure qh_schedule [2023-11-19 08:05:43,303 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_schedule [2023-11-19 08:05:43,309 INFO L130 BoogieDeclarations]: Found specification of procedure check_intr_schedule [2023-11-19 08:05:43,309 INFO L138 BoogieDeclarations]: Found implementation of procedure check_intr_schedule [2023-11-19 08:05:43,309 INFO L130 BoogieDeclarations]: Found specification of procedure __oxu_urb_enqueue [2023-11-19 08:05:43,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __oxu_urb_enqueue [2023-11-19 08:05:43,309 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_drv_remove [2023-11-19 08:05:43,310 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_drv_remove [2023-11-19 08:05:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2023-11-19 08:05:43,311 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2023-11-19 08:05:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 08:05:43,311 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 08:05:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-19 08:05:43,311 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-19 08:05:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 08:05:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-19 08:05:43,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-19 08:05:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2023-11-19 08:05:43,312 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2023-11-19 08:05:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-19 08:05:43,313 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-19 08:05:43,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 08:05:43,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 08:05:43,313 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_work [2023-11-19 08:05:43,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_work [2023-11-19 08:05:43,313 INFO L130 BoogieDeclarations]: Found specification of procedure qh_unlink_periodic [2023-11-19 08:05:43,314 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_unlink_periodic [2023-11-19 08:05:43,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 08:05:43,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 08:05:43,314 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2023-11-19 08:05:43,315 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2023-11-19 08:05:43,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 08:05:43,315 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2023-11-19 08:05:43,315 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2023-11-19 08:05:43,315 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_async [2023-11-19 08:05:43,316 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_async [2023-11-19 08:05:43,316 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_mem_cleanup [2023-11-19 08:05:43,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_mem_cleanup [2023-11-19 08:05:43,316 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_to_hcd [2023-11-19 08:05:43,316 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_to_hcd [2023-11-19 08:05:43,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 08:05:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 08:05:43,317 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-19 08:05:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-19 08:05:43,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:05:43,317 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_qh_alloc [2023-11-19 08:05:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_qh_alloc [2023-11-19 08:05:43,318 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_bus_suspend [2023-11-19 08:05:43,318 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_bus_suspend [2023-11-19 08:05:43,318 INFO L130 BoogieDeclarations]: Found specification of procedure usb_calc_bus_time [2023-11-19 08:05:43,318 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_calc_bus_time [2023-11-19 08:05:43,318 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2023-11-19 08:05:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2023-11-19 08:05:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 08:05:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 08:05:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_async [2023-11-19 08:05:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_async [2023-11-19 08:05:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 08:05:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_hub_status_data [2023-11-19 08:05:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_hub_status_data [2023-11-19 08:05:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_shutdown [2023-11-19 08:05:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_shutdown [2023-11-19 08:05:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure qh_urb_transaction [2023-11-19 08:05:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_urb_transaction [2023-11-19 08:05:43,321 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 08:05:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 08:05:43,321 INFO L130 BoogieDeclarations]: Found specification of procedure qh_get [2023-11-19 08:05:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_get [2023-11-19 08:05:43,321 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-19 08:05:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-19 08:05:43,322 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_quiesce [2023-11-19 08:05:43,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_quiesce [2023-11-19 08:05:43,322 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2023-11-19 08:05:43,322 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2023-11-19 08:05:43,322 INFO L130 BoogieDeclarations]: Found specification of procedure timer_action_done [2023-11-19 08:05:43,322 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_action_done [2023-11-19 08:05:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 08:05:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 08:05:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-19 08:05:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-19 08:05:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2023-11-19 08:05:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2023-11-19 08:05:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_hcd [2023-11-19 08:05:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_hcd [2023-11-19 08:05:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_murb_free [2023-11-19 08:05:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_murb_free [2023-11-19 08:05:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_urb_done [2023-11-19 08:05:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_urb_done [2023-11-19 08:05:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2023-11-19 08:05:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2023-11-19 08:05:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure handshake [2023-11-19 08:05:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure handshake [2023-11-19 08:05:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2023-11-19 08:05:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2023-11-19 08:05:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure qh_refresh [2023-11-19 08:05:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_refresh [2023-11-19 08:05:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 08:05:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 08:05:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_async [2023-11-19 08:05:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_async [2023-11-19 08:05:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-19 08:05:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-19 08:05:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_bus_resume [2023-11-19 08:05:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_bus_resume [2023-11-19 08:05:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_urb_dequeue [2023-11-19 08:05:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_urb_dequeue [2023-11-19 08:05:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 08:05:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 08:05:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-19 08:05:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-19 08:05:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-19 08:05:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-19 08:05:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-19 08:05:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-19 08:05:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure qh_append_tds [2023-11-19 08:05:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_append_tds [2023-11-19 08:05:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_remove [2023-11-19 08:05:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_remove [2023-11-19 08:05:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:05:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_qtd_alloc [2023-11-19 08:05:43,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_qtd_alloc [2023-11-19 08:05:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_oxu [2023-11-19 08:05:43,335 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_oxu [2023-11-19 08:05:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure oxu_reset [2023-11-19 08:05:43,336 INFO L138 BoogieDeclarations]: Found implementation of procedure oxu_reset [2023-11-19 08:05:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:05:43,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:05:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 08:05:43,336 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 08:05:44,448 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:05:44,453 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:05:45,223 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 08:05:56,466 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:05:56,505 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:05:56,505 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 08:05:56,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:05:56 BoogieIcfgContainer [2023-11-19 08:05:56,526 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:05:56,528 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:05:56,529 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:05:56,533 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:05:56,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:05:37" (1/3) ... [2023-11-19 08:05:56,535 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64404967 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:05:56, skipping insertion in model container [2023-11-19 08:05:56,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:05:42" (2/3) ... [2023-11-19 08:05:56,536 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64404967 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:05:56, skipping insertion in model container [2023-11-19 08:05:56,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:05:56" (3/3) ... [2023-11-19 08:05:56,539 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--oxu210hp-hcd.ko-entry_point.cil.out.i [2023-11-19 08:05:56,559 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:05:56,560 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:05:56,698 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:05:56,707 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;@5ee6ec5c, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:05:56,707 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:05:56,725 INFO L276 IsEmpty]: Start isEmpty. Operand has 3321 states, 2431 states have (on average 1.4516659810777457) internal successors, (3529), 2499 states have internal predecessors, (3529), 767 states have call successors, (767), 122 states have call predecessors, (767), 121 states have return successors, (761), 751 states have call predecessors, (761), 761 states have call successors, (761) [2023-11-19 08:05:56,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-11-19 08:05:56,773 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:05:56,775 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2023-11-19 08:05:56,776 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:05:56,783 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:05:56,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1006656107, now seen corresponding path program 1 times [2023-11-19 08:05:56,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:05:56,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158500235] [2023-11-19 08:05:56,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:05:56,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:05:57,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 08:05:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 08:05:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:57,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 08:05:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:57,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 08:05:57,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:57,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-19 08:05:57,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:57,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-19 08:05:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:57,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:57,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-19 08:05:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-19 08:05:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-19 08:05:57,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:57,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-19 08:05:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:57,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-19 08:05:57,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-19 08:05:57,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:57,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-19 08:05:58,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:58,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:58,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-11-19 08:05:58,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:58,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:58,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-19 08:05:58,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:58,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:58,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2023-11-19 08:05:58,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:58,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:58,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:58,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2023-11-19 08:05:58,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:58,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:58,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2023-11-19 08:05:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:58,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:58,228 INFO L134 CoverageAnalysis]: Checked inductivity of 804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 804 trivial. 0 not checked. [2023-11-19 08:05:58,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:05:58,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158500235] [2023-11-19 08:05:58,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158500235] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:05:58,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:05:58,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 08:05:58,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082750212] [2023-11-19 08:05:58,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:05:58,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 08:05:58,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:05:58,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 08:05:58,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 08:05:58,287 INFO L87 Difference]: Start difference. First operand has 3321 states, 2431 states have (on average 1.4516659810777457) internal successors, (3529), 2499 states have internal predecessors, (3529), 767 states have call successors, (767), 122 states have call predecessors, (767), 121 states have return successors, (761), 751 states have call predecessors, (761), 761 states have call successors, (761) Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-19 08:06:11,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 08:06:13,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 08:06:16,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 08:06:18,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 08:06:20,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 08:06:22,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 08:06:24,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []