./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--sgi-xp--xpc.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--sgi-xp--xpc.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fc0d7108b14cf7ade4256acdb7ea5c36ccda70628af318ac7331527caf0f1ef8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:11:18,904 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:11:19,050 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 23:11:19,062 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:11:19,063 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:11:19,110 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:11:19,111 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:11:19,111 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:11:19,113 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:11:19,118 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:11:19,119 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:11:19,120 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:11:19,121 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:11:19,123 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:11:19,124 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:11:19,124 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:11:19,125 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:11:19,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:11:19,126 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:11:19,126 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:11:19,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:11:19,127 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:11:19,128 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:11:19,131 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:11:19,131 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:11:19,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:11:19,132 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:11:19,133 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:11:19,133 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:11:19,134 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:11:19,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:11:19,136 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:11:19,136 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:11:19,136 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:11:19,136 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:11:19,137 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:11:19,137 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_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc0d7108b14cf7ade4256acdb7ea5c36ccda70628af318ac7331527caf0f1ef8 [2023-11-06 23:11:19,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:11:19,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:11:19,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:11:19,515 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:11:19,516 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:11:19,517 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--sgi-xp--xpc.ko-main.cil.out.i [2023-11-06 23:11:22,521 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:11:23,178 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:11:23,178 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--sgi-xp--xpc.ko-main.cil.out.i [2023-11-06 23:11:23,238 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/data/47633fadc/98fea7f697444a98af93a667bcfbd592/FLAG0fb9b251e [2023-11-06 23:11:23,257 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/data/47633fadc/98fea7f697444a98af93a667bcfbd592 [2023-11-06 23:11:23,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:11:23,264 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:11:23,268 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:11:23,269 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:11:23,274 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:11:23,275 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:11:23" (1/1) ... [2023-11-06 23:11:23,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d19c46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:23, skipping insertion in model container [2023-11-06 23:11:23,277 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:11:23" (1/1) ... [2023-11-06 23:11:23,440 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:11:26,044 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_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--sgi-xp--xpc.ko-main.cil.out.i[329752,329765] [2023-11-06 23:11:26,198 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:11:26,260 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:11:26,396 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)); [3510-3511] [2023-11-06 23:11:26,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3537] [2023-11-06 23:11:26,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3540] [2023-11-06 23:11:26,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3543] [2023-11-06 23:11:26,401 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3546] [2023-11-06 23:11:26,403 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; incl %0": "+m" (v->counter)); [3589] [2023-11-06 23:11:26,403 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; decl %0": "+m" (v->counter)); [3596] [2023-11-06 23:11:26,404 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"); [3606-3607] [2023-11-06 23:11:26,404 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"); [3610-3611] [2023-11-06 23:11:26,406 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"); [3614-3615] [2023-11-06 23:11:26,407 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"); [3618-3619] [2023-11-06 23:11:26,408 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; cmpxchgb %2,%1": "=a" (__ret), "+m" (*__ptr): "q" (__new), "0" (__old): "memory"); [3649-3650] [2023-11-06 23:11:26,409 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; cmpxchgw %2,%1": "=a" (__ret), "+m" (*__ptr___0): "r" (__new), "0" (__old): "memory"); [3654-3655] [2023-11-06 23:11:26,409 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; cmpxchgl %2,%1": "=a" (__ret), "+m" (*__ptr___1): "r" (__new), "0" (__old): "memory"); [3659-3660] [2023-11-06 23:11:26,410 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; cmpxchgq %2,%1": "=a" (__ret), "+m" (*__ptr___2): "r" (__new), "0" (__old): "memory"); [3664-3665] [2023-11-06 23:11:26,499 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/zakharov_benchmarks/bench/cpa/work/current--X--drivers/misc/sgi-xp/xpc.ko--X--x1linux-3.8-rc1--X--32_7a--X--cpachecker/linux-3.8-rc1/csd_deg_dscv/17/dscv_tempdir/dscv/ri/32_7a/drivers/misc/sgi-xp/xpc_main.c.prepared"), "i" (855), "i" (12UL)); [4930-4931] [2023-11-06 23:11:26,513 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; cmpxchgb %2,%1": "=a" (__ret), "+m" (*__ptr): "q" (__new), "0" (__old): "memory"); [5248-5249] [2023-11-06 23:11:26,513 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; cmpxchgw %2,%1": "=a" (__ret), "+m" (*__ptr___0): "r" (__new), "0" (__old): "memory"); [5253-5254] [2023-11-06 23:11:26,514 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; cmpxchgl %2,%1": "=a" (__ret), "+m" (*__ptr___1): "r" (__new), "0" (__old): "memory"); [5258-5259] [2023-11-06 23:11:26,514 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; cmpxchgq %2,%1": "=a" (__ret), "+m" (*__ptr___2): "r" (__new), "0" (__old): "memory"); [5263-5264] [2023-11-06 23:11:26,615 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [6712] [2023-11-06 23:11:26,615 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [6715] [2023-11-06 23:11:26,616 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [6718] [2023-11-06 23:11:26,616 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [6721] [2023-11-06 23:11:26,624 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6888] [2023-11-06 23:11:26,625 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6894] [2023-11-06 23:11:26,625 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6897] [2023-11-06 23:11:26,626 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6900] [2023-11-06 23:11:26,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6903] [2023-11-06 23:11:26,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6914] [2023-11-06 23:11:26,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6917] [2023-11-06 23:11:26,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6920] [2023-11-06 23:11:26,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6923] [2023-11-06 23:11:26,629 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6934] [2023-11-06 23:11:26,629 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6937] [2023-11-06 23:11:26,629 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6940] [2023-11-06 23:11:26,630 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6943] [2023-11-06 23:11:26,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6954] [2023-11-06 23:11:26,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6957] [2023-11-06 23:11:26,632 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6960] [2023-11-06 23:11:26,632 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6963] [2023-11-06 23:11:26,633 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6978] [2023-11-06 23:11:26,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6981] [2023-11-06 23:11:26,636 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/zakharov_benchmarks/bench/cpa/work/current--X--drivers/misc/sgi-xp/xpc.ko--X--x1linux-3.8-rc1--X--32_7a--X--cpachecker/linux-3.8-rc1/csd_deg_dscv/17/dscv_tempdir/dscv/ri/32_7a/drivers/misc/sgi-xp/xpc_partition.c.prepared"), "i" (212), "i" (12UL)); [6995-6996] [2023-11-06 23:11:26,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [7517] [2023-11-06 23:11:26,670 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movq %1,%0": "=r" (ret): "m" (*((unsigned long volatile *)addr)): "memory"); [7650] [2023-11-06 23:11:26,672 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 *)"include/linux/gfp.h"), "i" (323), "i" (12UL)); [7708-7709] [2023-11-06 23:11:26,675 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("add %%gs:%P1, %0": "=r" (tcp_ptr_____0): "m" (this_cpu_off), "0" (& __uv_hub_info)); [7759-7760] [2023-11-06 23:11:26,677 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("add %%gs:%P1, %0": "=r" (tcp_ptr__): "m" (this_cpu_off), "0" (& __uv_hub_info)); [7763-7764] [2023-11-06 23:11:26,678 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("add %%gs:%P1, %0": "=r" (tcp_ptr_____1): "m" (this_cpu_off), "0" (& __uv_hub_info)); [7769-7770] [2023-11-06 23:11:26,682 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("add %%gs:%P1, %0": "=r" (tcp_ptr_____2): "m" (this_cpu_off), "0" (& __uv_hub_info)); [7773-7774] [2023-11-06 23:11:26,682 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("add %%gs:%P1, %0": "=r" (tcp_ptr_____3): "m" (this_cpu_off), "0" (& __uv_hub_info)); [7776-7777] [2023-11-06 23:11:26,683 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("add %%gs:%P1, %0": "=r" (tcp_ptr_____4): "m" (this_cpu_off), "0" (& __uv_hub_info)); [7779-7780] [2023-11-06 23:11:26,683 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("add %%gs:%P1, %0": "=r" (tcp_ptr_____5): "m" (this_cpu_off), "0" (& __uv_hub_info)); [7782-7783] [2023-11-06 23:11:26,685 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("add %%gs:%P1, %0": "=r" (tcp_ptr__): "m" (this_cpu_off), "0" (& __uv_hub_info)); [7802] [2023-11-06 23:11:26,738 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/zakharov_benchmarks/bench/cpa/work/current--X--drivers/misc/sgi-xp/xpc.ko--X--x1linux-3.8-rc1--X--32_7a--X--cpachecker/linux-3.8-rc1/csd_deg_dscv/17/dscv_tempdir/dscv/ri/32_7a/drivers/misc/sgi-xp/xpc_uv.c.prepared"), "i" (251), "i" (12UL)); [7961-7962] [2023-11-06 23:11:26,740 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("add %%gs:%P1, %0": "=r" (tcp_ptr__): "m" (this_cpu_off), "0" (& __uv_hub_info)); [8037] [2023-11-06 23:11:26,744 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/zakharov_benchmarks/bench/cpa/work/current--X--drivers/misc/sgi-xp/xpc.ko--X--x1linux-3.8-rc1--X--32_7a--X--cpachecker/linux-3.8-rc1/csd_deg_dscv/17/dscv_tempdir/dscv/ri/32_7a/drivers/misc/sgi-xp/xpc_uv.c.prepared"), "i" (372), "i" (12UL)); [8089-8090] [2023-11-06 23:11:26,748 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/zakharov_benchmarks/bench/cpa/work/current--X--drivers/misc/sgi-xp/xpc.ko--X--x1linux-3.8-rc1--X--32_7a--X--cpachecker/linux-3.8-rc1/csd_deg_dscv/17/dscv_tempdir/dscv/ri/32_7a/drivers/misc/sgi-xp/xpc_uv.c.prepared"), "i" (441), "i" (12UL)); [8179-8180] [2023-11-06 23:11:26,750 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/zakharov_benchmarks/bench/cpa/work/current--X--drivers/misc/sgi-xp/xpc.ko--X--x1linux-3.8-rc1--X--32_7a--X--cpachecker/linux-3.8-rc1/csd_deg_dscv/17/dscv_tempdir/dscv/ri/32_7a/drivers/misc/sgi-xp/xpc_uv.c.prepared"), "i" (463), "i" (12UL)); [8205-8206] [2023-11-06 23:11:26,765 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8519] [2023-11-06 23:11:26,776 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/zakharov_benchmarks/bench/cpa/work/current--X--drivers/misc/sgi-xp/xpc.ko--X--x1linux-3.8-rc1--X--32_7a--X--cpachecker/linux-3.8-rc1/csd_deg_dscv/17/dscv_tempdir/dscv/ri/32_7a/drivers/misc/sgi-xp/xpc_uv.c.prepared"), "i" (1032), "i" (12UL)); [8771-8772] [2023-11-06 23:11:26,793 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; cmpxchgb %2,%1": "=a" (__ret), "+m" (*__ptr): "q" (__new), "0" (__old): "memory"); [9223-9224] [2023-11-06 23:11:26,794 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; cmpxchgw %2,%1": "=a" (__ret), "+m" (*__ptr___0): "r" (__new), "0" (__old): "memory"); [9228-9229] [2023-11-06 23:11:26,794 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; cmpxchgl %2,%1": "=a" (__ret), "+m" (*__ptr___1): "r" (__new), "0" (__old): "memory"); [9233-9234] [2023-11-06 23:11:26,796 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; cmpxchgq %2,%1": "=a" (__ret), "+m" (*__ptr___2): "r" (__new), "0" (__old): "memory"); [9238-9239] [2023-11-06 23:11:26,804 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/zakharov_benchmarks/bench/cpa/work/current--X--drivers/misc/sgi-xp/xpc.ko--X--x1linux-3.8-rc1--X--32_7a--X--cpachecker/linux-3.8-rc1/csd_deg_dscv/17/dscv_tempdir/dscv/ri/32_7a/drivers/misc/sgi-xp/xpc_uv.c.prepared"), "i" (1451), "i" (12UL)); [9288-9289] [2023-11-06 23:11:26,807 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/zakharov_benchmarks/bench/cpa/work/current--X--drivers/misc/sgi-xp/xpc.ko--X--x1linux-3.8-rc1--X--32_7a--X--cpachecker/linux-3.8-rc1/csd_deg_dscv/17/dscv_tempdir/dscv/ri/32_7a/drivers/misc/sgi-xp/xpc_uv.c.prepared"), "i" (1509), "i" (12UL)); [9356-9357] [2023-11-06 23:11:26,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9484] [2023-11-06 23:11:26,817 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; cmpxchgb %2,%1": "=a" (__ret___0), "+m" (*__ptr): "q" (__new), "0" (__old): "memory"); [9515-9516] [2023-11-06 23:11:26,817 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; cmpxchgw %2,%1": "=a" (__ret___0), "+m" (*__ptr___0): "r" (__new), "0" (__old): "memory"); [9520-9521] [2023-11-06 23:11:26,818 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; cmpxchgl %2,%1": "=a" (__ret___0), "+m" (*__ptr___1): "r" (__new), "0" (__old): "memory"); [9525-9526] [2023-11-06 23:11:26,819 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; cmpxchgq %2,%1": "=a" (__ret___0), "+m" (*__ptr___2): "r" (__new), "0" (__old): "memory"); [9530-9531] [2023-11-06 23:11:26,843 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_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--sgi-xp--xpc.ko-main.cil.out.i[329752,329765] [2023-11-06 23:11:26,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:11:27,016 WARN L672 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:11:27,016 WARN L672 CHandler]: The function __xadd_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:11:27,016 WARN L672 CHandler]: The function __cmpxchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:11:27,016 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:11:27,025 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:11:27,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27 WrapperNode [2023-11-06 23:11:27,027 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:11:27,028 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:11:27,028 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:11:27,029 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:11:27,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,284 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,562 INFO L138 Inliner]: procedures = 380, calls = 3864, calls flagged for inlining = 111, calls inlined = 106, statements flattened = 7526 [2023-11-06 23:11:27,563 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:11:27,563 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:11:27,563 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:11:27,564 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:11:27,573 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,693 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,693 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,975 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:28,014 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:28,065 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:28,086 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:28,128 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:11:28,129 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:11:28,129 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:11:28,130 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:11:28,130 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:28,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:11:28,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:11:28,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:11:28,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:11:28,214 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_setup_msg_structures_uv [2023-11-06 23:11:28,214 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_setup_msg_structures_uv [2023-11-06 23:11:28,215 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-06 23:11:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-06 23:11:28,215 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_heartbeat_init_uv [2023-11-06 23:11:28,216 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_heartbeat_init_uv [2023-11-06 23:11:28,216 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_name [2023-11-06 23:11:28,216 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_name [2023-11-06 23:11:28,216 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2023-11-06 23:11:28,216 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_allow_hb_uv [2023-11-06 23:11:28,216 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_allow_hb_uv [2023-11-06 23:11:28,217 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_teardown_partitions_uv [2023-11-06 23:11:28,217 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_teardown_partitions_uv [2023-11-06 23:11:28,217 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_kthread_waitmsgs [2023-11-06 23:11:28,217 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_kthread_waitmsgs [2023-11-06 23:11:28,217 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_send_chctl_opencomplete_uv [2023-11-06 23:11:28,218 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_send_chctl_opencomplete_uv [2023-11-06 23:11:28,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-06 23:11:28,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-06 23:11:28,219 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2023-11-06 23:11:28,219 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2023-11-06 23:11:28,219 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_teardown_msg_structures_uv [2023-11-06 23:11:28,219 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_teardown_msg_structures_uv [2023-11-06 23:11:28,219 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_teardown_rsvd_page [2023-11-06 23:11:28,220 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_teardown_rsvd_page [2023-11-06 23:11:28,220 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_partition_disengaged [2023-11-06 23:11:28,220 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_partition_disengaged [2023-11-06 23:11:28,220 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_wakeup_channel_mgr [2023-11-06 23:11:28,220 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_wakeup_channel_mgr [2023-11-06 23:11:28,220 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-11-06 23:11:28,221 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-11-06 23:11:28,221 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-06 23:11:28,221 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-06 23:11:28,221 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_return [2023-11-06 23:11:28,221 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_return [2023-11-06 23:11:28,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-06 23:11:28,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-06 23:11:28,222 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_kmalloc_cacheline_aligned [2023-11-06 23:11:28,222 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_kmalloc_cacheline_aligned [2023-11-06 23:11:28,223 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_setup_partitions_uv [2023-11-06 23:11:28,223 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_setup_partitions_uv [2023-11-06 23:11:28,223 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_offline_heartbeat_uv [2023-11-06 23:11:28,224 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_offline_heartbeat_uv [2023-11-06 23:11:28,225 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_release_gru_mq_irq_uv [2023-11-06 23:11:28,225 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_release_gru_mq_irq_uv [2023-11-06 23:11:28,225 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~TO~int [2023-11-06 23:11:28,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~TO~int [2023-11-06 23:11:28,225 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-06 23:11:28,226 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_notify_sender_uv [2023-11-06 23:11:28,226 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_notify_sender_uv [2023-11-06 23:11:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_die_deactivate [2023-11-06 23:11:28,227 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_die_deactivate [2023-11-06 23:11:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_process_connect [2023-11-06 23:11:28,227 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_process_connect [2023-11-06 23:11:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-06 23:11:28,227 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-06 23:11:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2023-11-06 23:11:28,228 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2023-11-06 23:11:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_die_notifier [2023-11-06 23:11:28,229 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_die_notifier [2023-11-06 23:11:28,229 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_check_remote_hb [2023-11-06 23:11:28,229 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_check_remote_hb [2023-11-06 23:11:28,229 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-06 23:11:28,229 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-06 23:11:28,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-06 23:11:28,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-06 23:11:28,230 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_init_fifo_uv [2023-11-06 23:11:28,231 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_init_fifo_uv [2023-11-06 23:11:28,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cached_activate_gru_mq_desc_mutex_of_xpc_partition_uv [2023-11-06 23:11:28,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cached_activate_gru_mq_desc_mutex_of_xpc_partition_uv [2023-11-06 23:11:28,231 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_msgqueue_ref [2023-11-06 23:11:28,232 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_msgqueue_ref [2023-11-06 23:11:28,232 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_received_payload_uv [2023-11-06 23:11:28,232 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_received_payload_uv [2023-11-06 23:11:28,232 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-06 23:11:28,232 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-06 23:11:28,232 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_kthread_start [2023-11-06 23:11:28,233 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_kthread_start [2023-11-06 23:11:28,234 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_part_ref [2023-11-06 23:11:28,236 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_part_ref [2023-11-06 23:11:28,237 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_create_kthreads [2023-11-06 23:11:28,237 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_create_kthreads [2023-11-06 23:11:28,237 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2023-11-06 23:11:28,238 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2023-11-06 23:11:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_send_local_activate_IRQ_uv [2023-11-06 23:11:28,239 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_send_local_activate_IRQ_uv [2023-11-06 23:11:28,239 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-06 23:11:28,240 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-06 23:11:28,246 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_exit_uv [2023-11-06 23:11:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_exit_uv [2023-11-06 23:11:28,246 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-06 23:11:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-06 23:11:28,247 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_put_fifo_entry_uv [2023-11-06 23:11:28,247 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_put_fifo_entry_uv [2023-11-06 23:11:28,247 INFO L130 BoogieDeclarations]: Found specification of procedure uv_blade_to_pnode [2023-11-06 23:11:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure uv_blade_to_pnode [2023-11-06 23:11:28,248 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_process_activate_IRQ_rcvd_uv [2023-11-06 23:11:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_process_activate_IRQ_rcvd_uv [2023-11-06 23:11:28,248 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_send_activate_IRQ_uv [2023-11-06 23:11:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_send_activate_IRQ_uv [2023-11-06 23:11:28,248 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_send_payload_uv [2023-11-06 23:11:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_send_payload_uv [2023-11-06 23:11:28,249 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_free_msg_slot_uv [2023-11-06 23:11:28,249 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_free_msg_slot_uv [2023-11-06 23:11:28,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cached_activate_gru_mq_desc_mutex_of_xpc_partition_uv [2023-11-06 23:11:28,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cached_activate_gru_mq_desc_mutex_of_xpc_partition_uv [2023-11-06 23:11:28,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 23:11:28,249 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_indicate_partition_engaged_uv [2023-11-06 23:11:28,250 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_indicate_partition_engaged_uv [2023-11-06 23:11:28,250 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_process_openclose_chctl_flags [2023-11-06 23:11:28,250 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_process_openclose_chctl_flags [2023-11-06 23:11:28,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 23:11:28,250 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_process_msg_chctl_flags_uv [2023-11-06 23:11:28,250 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_process_msg_chctl_flags_uv [2023-11-06 23:11:28,250 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-06 23:11:28,251 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-06 23:11:28,251 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2023-11-06 23:11:28,251 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_msgqueue_deref [2023-11-06 23:11:28,251 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_msgqueue_deref [2023-11-06 23:11:28,251 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_send_chctl_closereply_uv [2023-11-06 23:11:28,251 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_send_chctl_closereply_uv [2023-11-06 23:11:28,252 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2023-11-06 23:11:28,252 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2023-11-06 23:11:28,252 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-06 23:11:28,252 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-06 23:11:28,252 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_connect_channel [2023-11-06 23:11:28,252 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_connect_channel [2023-11-06 23:11:28,253 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_cache_remote_gru_mq_desc_uv [2023-11-06 23:11:28,253 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_cache_remote_gru_mq_desc_uv [2023-11-06 23:11:28,253 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_teardown_ch_structures_uv [2023-11-06 23:11:28,253 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_teardown_ch_structures_uv [2023-11-06 23:11:28,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~int [2023-11-06 23:11:28,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~int [2023-11-06 23:11:28,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 23:11:28,254 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_request_partition_activation_uv [2023-11-06 23:11:28,254 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_request_partition_activation_uv [2023-11-06 23:11:28,254 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_activating [2023-11-06 23:11:28,254 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_activating [2023-11-06 23:11:28,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 23:11:28,254 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_disconnect_callout [2023-11-06 23:11:28,254 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_disconnect_callout [2023-11-06 23:11:28,255 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_deactivate_partition [2023-11-06 23:11:28,255 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_deactivate_partition [2023-11-06 23:11:28,255 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_indicate_partition_disengaged_uv [2023-11-06 23:11:28,255 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_indicate_partition_disengaged_uv [2023-11-06 23:11:28,255 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_disconnect_channel [2023-11-06 23:11:28,255 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_disconnect_channel [2023-11-06 23:11:28,256 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-06 23:11:28,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-06 23:11:28,256 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2023-11-06 23:11:28,256 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2023-11-06 23:11:28,257 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~int [2023-11-06 23:11:28,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~int [2023-11-06 23:11:28,257 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-06 23:11:28,257 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-06 23:11:28,257 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-06 23:11:28,257 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-06 23:11:28,257 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-06 23:11:28,258 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-06 23:11:28,258 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_channel_mgr [2023-11-06 23:11:28,258 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_channel_mgr [2023-11-06 23:11:28,258 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_save_remote_msgqueue_pa_uv [2023-11-06 23:11:28,258 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_save_remote_msgqueue_pa_uv [2023-11-06 23:11:28,259 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_send_chctl_openrequest_uv [2023-11-06 23:11:28,259 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_send_chctl_openrequest_uv [2023-11-06 23:11:28,259 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_heartbeat_exit_uv [2023-11-06 23:11:28,259 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_heartbeat_exit_uv [2023-11-06 23:11:28,259 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_setup_ch_structures [2023-11-06 23:11:28,259 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_setup_ch_structures [2023-11-06 23:11:28,260 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-06 23:11:28,260 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-06 23:11:28,260 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2023-11-06 23:11:28,260 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2023-11-06 23:11:28,260 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_any_partition_engaged_uv [2023-11-06 23:11:28,260 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_any_partition_engaged_uv [2023-11-06 23:11:28,261 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-11-06 23:11:28,261 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-11-06 23:11:28,261 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-11-06 23:11:28,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-11-06 23:11:28,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-06 23:11:28,261 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_get_rsvd_page_pa [2023-11-06 23:11:28,262 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_get_rsvd_page_pa [2023-11-06 23:11:28,262 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_activate_partition [2023-11-06 23:11:28,262 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_activate_partition [2023-11-06 23:11:28,262 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_send_activate_IRQ_part_uv [2023-11-06 23:11:28,262 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_send_activate_IRQ_part_uv [2023-11-06 23:11:28,262 INFO L130 BoogieDeclarations]: Found specification of procedure uv_cpu_to_blade_id [2023-11-06 23:11:28,262 INFO L138 BoogieDeclarations]: Found implementation of procedure uv_cpu_to_blade_id [2023-11-06 23:11:28,263 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_initiate_discovery [2023-11-06 23:11:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_initiate_discovery [2023-11-06 23:11:28,263 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-06 23:11:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-06 23:11:28,263 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_request_partition_reactivation_uv [2023-11-06 23:11:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_request_partition_reactivation_uv [2023-11-06 23:11:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-06 23:11:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-06 23:11:28,264 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-06 23:11:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_activate_kthreads [2023-11-06 23:11:28,264 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_activate_kthreads [2023-11-06 23:11:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 23:11:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_partition_engaged_uv [2023-11-06 23:11:28,265 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_partition_engaged_uv [2023-11-06 23:11:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-06 23:11:28,265 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-06 23:11:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_send_gru_msg [2023-11-06 23:11:28,266 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_send_gru_msg [2023-11-06 23:11:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-06 23:11:28,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-06 23:11:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_create_gru_mq_uv [2023-11-06 23:11:28,271 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_create_gru_mq_uv [2023-11-06 23:11:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2023-11-06 23:11:28,271 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2023-11-06 23:11:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_part_deref [2023-11-06 23:11:28,271 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_part_deref [2023-11-06 23:11:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_send_chctl_closerequest_uv [2023-11-06 23:11:28,273 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_send_chctl_closerequest_uv [2023-11-06 23:11:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_disallow_all_hbs_uv [2023-11-06 23:11:28,273 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_disallow_all_hbs_uv [2023-11-06 23:11:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_timeout_partition_disengage [2023-11-06 23:11:28,273 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_timeout_partition_disengage [2023-11-06 23:11:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_of_node [2023-11-06 23:11:28,274 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_of_node [2023-11-06 23:11:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_init_mq_node [2023-11-06 23:11:28,274 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_init_mq_node [2023-11-06 23:11:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_destroy_gru_mq_uv [2023-11-06 23:11:28,274 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_destroy_gru_mq_uv [2023-11-06 23:11:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_discovery [2023-11-06 23:11:28,275 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_discovery [2023-11-06 23:11:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_get_partition_rsvd_page_pa_uv [2023-11-06 23:11:28,275 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_get_partition_rsvd_page_pa_uv [2023-11-06 23:11:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-06 23:11:28,275 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-06 23:11:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_send_activate_IRQ_ch_uv [2023-11-06 23:11:28,276 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_send_activate_IRQ_ch_uv [2023-11-06 23:11:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_increment_heartbeat_uv [2023-11-06 23:11:28,276 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_increment_heartbeat_uv [2023-11-06 23:11:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure put_online_cpus [2023-11-06 23:11:28,276 INFO L138 BoogieDeclarations]: Found implementation of procedure put_online_cpus [2023-11-06 23:11:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 23:11:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_process_sent_chctl_flags [2023-11-06 23:11:28,277 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_process_sent_chctl_flags [2023-11-06 23:11:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-06 23:11:28,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-06 23:11:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_get_remote_heartbeat_uv [2023-11-06 23:11:28,277 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_get_remote_heartbeat_uv [2023-11-06 23:11:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-06 23:11:28,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-06 23:11:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_teardown_partitions [2023-11-06 23:11:28,278 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_teardown_partitions [2023-11-06 23:11:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_process_disconnect [2023-11-06 23:11:28,278 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_process_disconnect [2023-11-06 23:11:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_do_exit [2023-11-06 23:11:28,278 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_do_exit [2023-11-06 23:11:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_online_heartbeat_uv [2023-11-06 23:11:28,279 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_online_heartbeat_uv [2023-11-06 23:11:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_get_fifo_entry_uv [2023-11-06 23:11:28,279 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_get_fifo_entry_uv [2023-11-06 23:11:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_xpc_registration [2023-11-06 23:11:28,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_xpc_registration [2023-11-06 23:11:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_disallow_hb_uv [2023-11-06 23:11:28,280 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_disallow_hb_uv [2023-11-06 23:11:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 23:11:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_send_chctl_openreply_uv [2023-11-06 23:11:28,280 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_send_chctl_openreply_uv [2023-11-06 23:11:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_hb_checker [2023-11-06 23:11:28,280 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_hb_checker [2023-11-06 23:11:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2023-11-06 23:11:28,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2023-11-06 23:11:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-06 23:11:28,281 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-06 23:11:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_setup_ch_structures_uv [2023-11-06 23:11:28,281 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_setup_ch_structures_uv [2023-11-06 23:11:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_setup_rsvd_page_uv [2023-11-06 23:11:28,282 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_setup_rsvd_page_uv [2023-11-06 23:11:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:11:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2023-11-06 23:11:28,282 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2023-11-06 23:11:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-06 23:11:28,282 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-06 23:11:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_request_partition_deactivation_uv [2023-11-06 23:11:28,283 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_request_partition_deactivation_uv [2023-11-06 23:11:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_get_chctl_all_flags_uv [2023-11-06 23:11:28,283 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_get_chctl_all_flags_uv [2023-11-06 23:11:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_gru_mq_watchlist_free_uv [2023-11-06 23:11:28,283 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_gru_mq_watchlist_free_uv [2023-11-06 23:11:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_partition_going_down [2023-11-06 23:11:28,284 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_partition_going_down [2023-11-06 23:11:28,284 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2023-11-06 23:11:28,284 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2023-11-06 23:11:28,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 23:11:28,284 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-06 23:11:28,284 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-06 23:11:28,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-06 23:11:28,285 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2023-11-06 23:11:28,285 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2023-11-06 23:11:28,285 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-06 23:11:28,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-06 23:11:28,285 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-06 23:11:28,285 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-06 23:11:28,286 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-06 23:11:28,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-06 23:11:28,286 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2023-11-06 23:11:28,286 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2023-11-06 23:11:28,286 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_sysctl_table [2023-11-06 23:11:28,286 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_sysctl_table [2023-11-06 23:11:28,287 INFO L130 BoogieDeclarations]: Found specification of procedure uv_gpa [2023-11-06 23:11:28,287 INFO L138 BoogieDeclarations]: Found implementation of procedure uv_gpa [2023-11-06 23:11:28,287 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-06 23:11:28,287 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-06 23:11:28,287 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~X~$Pointer$~X~$Pointer$~TO~VOID [2023-11-06 23:11:28,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~X~$Pointer$~X~$Pointer$~TO~VOID [2023-11-06 23:11:28,287 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_get_deliverable_payload_uv [2023-11-06 23:11:28,288 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_get_deliverable_payload_uv [2023-11-06 23:11:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_notify_senders_of_disconnect_uv [2023-11-06 23:11:28,288 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_notify_senders_of_disconnect_uv [2023-11-06 23:11:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2023-11-06 23:11:28,288 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2023-11-06 23:11:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_make_first_contact_uv [2023-11-06 23:11:28,288 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_make_first_contact_uv [2023-11-06 23:11:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_n_of_deliverable_payloads_uv [2023-11-06 23:11:28,289 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_n_of_deliverable_payloads_uv [2023-11-06 23:11:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-06 23:11:28,289 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-06 23:11:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_get_remote_rp [2023-11-06 23:11:28,289 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_get_remote_rp [2023-11-06 23:11:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2023-11-06 23:11:28,290 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2023-11-06 23:11:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_hb_beater [2023-11-06 23:11:28,290 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_hb_beater [2023-11-06 23:11:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure is_uv_system [2023-11-06 23:11:28,290 INFO L138 BoogieDeclarations]: Found implementation of procedure is_uv_system [2023-11-06 23:11:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-06 23:11:28,290 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-06 23:11:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-06 23:11:28,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-06 23:11:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-06 23:11:28,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-06 23:11:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-06 23:11:28,291 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-06 23:11:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 23:11:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-06 23:11:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-06 23:11:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2023-11-06 23:11:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2023-11-06 23:11:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:11:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:11:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_assume_partition_disengaged_uv [2023-11-06 23:11:28,293 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_assume_partition_disengaged_uv [2023-11-06 23:11:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-06 23:11:28,293 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-06 23:11:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure xpc_cancel_partition_deactivation_request_uv [2023-11-06 23:11:28,293 INFO L138 BoogieDeclarations]: Found implementation of procedure xpc_cancel_partition_deactivation_request_uv [2023-11-06 23:11:29,330 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:11:29,335 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:11:41,180 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:11:41,207 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:11:41,207 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-06 23:11:41,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:11:41 BoogieIcfgContainer [2023-11-06 23:11:41,215 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:11:41,217 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:11:41,218 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:11:41,221 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:11:41,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:11:23" (1/3) ... [2023-11-06 23:11:41,222 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f41de7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:11:41, skipping insertion in model container [2023-11-06 23:11:41,222 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (2/3) ... [2023-11-06 23:11:41,222 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f41de7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:11:41, skipping insertion in model container [2023-11-06 23:11:41,223 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:11:41" (3/3) ... [2023-11-06 23:11:41,224 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--misc--sgi-xp--xpc.ko-main.cil.out.i [2023-11-06 23:11:41,243 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:11:41,243 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:11:41,421 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:11:41,428 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=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@c8d3791, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:11:41,428 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:11:41,446 INFO L276 IsEmpty]: Start isEmpty. Operand has 3270 states, 2277 states have (on average 1.409310496267018) internal successors, (3209), 2387 states have internal predecessors, (3209), 825 states have call successors, (825), 166 states have call predecessors, (825), 166 states have return successors, (825), 790 states have call predecessors, (825), 825 states have call successors, (825) [2023-11-06 23:11:41,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-06 23:11:41,459 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:41,459 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:41,460 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:41,466 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:41,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1422992046, now seen corresponding path program 1 times [2023-11-06 23:11:41,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:11:41,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484855870] [2023-11-06 23:11:41,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:41,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:11:41,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:42,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:11:42,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:11:42,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484855870] [2023-11-06 23:11:42,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484855870] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:11:42,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:11:42,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:11:42,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736679587] [2023-11-06 23:11:42,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:11:42,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:11:42,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:11:42,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:11:42,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:11:42,455 INFO L87 Difference]: Start difference. First operand has 3270 states, 2277 states have (on average 1.409310496267018) internal successors, (3209), 2387 states have internal predecessors, (3209), 825 states have call successors, (825), 166 states have call predecessors, (825), 166 states have return successors, (825), 790 states have call predecessors, (825), 825 states have call successors, (825) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (5), 1 states have call predecessors, (5), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:11:43,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:43,384 INFO L93 Difference]: Finished difference Result 9435 states and 14337 transitions. [2023-11-06 23:11:43,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:11:43,387 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (5), 1 states have call predecessors, (5), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2023-11-06 23:11:43,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:43,474 INFO L225 Difference]: With dead ends: 9435 [2023-11-06 23:11:43,474 INFO L226 Difference]: Without dead ends: 6144 [2023-11-06 23:11:43,518 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:11:43,523 INFO L413 NwaCegarLoop]: 5521 mSDtfsCounter, 4204 mSDsluCounter, 4573 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4204 SdHoareTripleChecker+Valid, 10094 SdHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:43,525 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4204 Valid, 10094 Invalid, 251 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 249 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 23:11:43,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6144 states. [2023-11-06 23:11:44,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6144 to 6126. [2023-11-06 23:11:44,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6126 states, 4252 states have (on average 1.3840545625587959) internal successors, (5885), 4459 states have internal predecessors, (5885), 1546 states have call successors, (1546), 328 states have call predecessors, (1546), 327 states have return successors, (1537), 1466 states have call predecessors, (1537), 1537 states have call successors, (1537) [2023-11-06 23:11:44,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6126 states to 6126 states and 8968 transitions. [2023-11-06 23:11:44,172 INFO L78 Accepts]: Start accepts. Automaton has 6126 states and 8968 transitions. Word has length 20 [2023-11-06 23:11:44,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:44,173 INFO L495 AbstractCegarLoop]: Abstraction has 6126 states and 8968 transitions. [2023-11-06 23:11:44,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (5), 1 states have call predecessors, (5), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:11:44,173 INFO L276 IsEmpty]: Start isEmpty. Operand 6126 states and 8968 transitions. [2023-11-06 23:11:44,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-06 23:11:44,178 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:44,178 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:44,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 23:11:44,178 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:44,179 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:44,179 INFO L85 PathProgramCache]: Analyzing trace with hash -90829151, now seen corresponding path program 1 times [2023-11-06 23:11:44,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:11:44,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683952226] [2023-11-06 23:11:44,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:44,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:11:44,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:44,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:11:44,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:11:44,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683952226] [2023-11-06 23:11:44,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683952226] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:11:44,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:11:44,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:11:44,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215055554] [2023-11-06 23:11:44,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:11:44,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:11:44,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:11:44,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:11:44,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:11:44,594 INFO L87 Difference]: Start difference. First operand 6126 states and 8968 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (5), 1 states have call predecessors, (5), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:11:45,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:45,444 INFO L93 Difference]: Finished difference Result 18232 states and 26682 transitions. [2023-11-06 23:11:45,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:11:45,445 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (5), 1 states have call predecessors, (5), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2023-11-06 23:11:45,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:45,561 INFO L225 Difference]: With dead ends: 18232 [2023-11-06 23:11:45,561 INFO L226 Difference]: Without dead ends: 12109 [2023-11-06 23:11:45,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:11:45,607 INFO L413 NwaCegarLoop]: 6425 mSDtfsCounter, 4687 mSDsluCounter, 4795 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4687 SdHoareTripleChecker+Valid, 11220 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:45,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4687 Valid, 11220 Invalid, 8 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:11:45,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12109 states. [2023-11-06 23:11:46,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12109 to 12091. [2023-11-06 23:11:46,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12091 states, 8379 states have (on average 1.382623224728488) internal successors, (11585), 8780 states have internal predecessors, (11585), 3059 states have call successors, (3059), 653 states have call predecessors, (3059), 652 states have return successors, (3050), 2907 states have call predecessors, (3050), 3050 states have call successors, (3050) [2023-11-06 23:11:46,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12091 states to 12091 states and 17694 transitions. [2023-11-06 23:11:46,671 INFO L78 Accepts]: Start accepts. Automaton has 12091 states and 17694 transitions. Word has length 35 [2023-11-06 23:11:46,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:46,672 INFO L495 AbstractCegarLoop]: Abstraction has 12091 states and 17694 transitions. [2023-11-06 23:11:46,672 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (5), 1 states have call predecessors, (5), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:11:46,672 INFO L276 IsEmpty]: Start isEmpty. Operand 12091 states and 17694 transitions. [2023-11-06 23:11:46,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-06 23:11:46,677 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:46,677 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:46,677 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 23:11:46,678 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:46,678 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:46,678 INFO L85 PathProgramCache]: Analyzing trace with hash 193785790, now seen corresponding path program 1 times [2023-11-06 23:11:46,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:11:46,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938855646] [2023-11-06 23:11:46,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:46,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:11:46,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:47,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 23:11:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:47,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-06 23:11:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:47,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 23:11:47,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:47,201 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 23:11:47,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:11:47,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938855646] [2023-11-06 23:11:47,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938855646] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:11:47,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:11:47,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:11:47,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225963701] [2023-11-06 23:11:47,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:11:47,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:11:47,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:11:47,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:11:47,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:11:47,206 INFO L87 Difference]: Start difference. First operand 12091 states and 17694 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-06 23:11:47,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:47,743 INFO L93 Difference]: Finished difference Result 12118 states and 17728 transitions. [2023-11-06 23:11:47,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:11:47,744 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 34 [2023-11-06 23:11:47,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:47,975 INFO L225 Difference]: With dead ends: 12118 [2023-11-06 23:11:47,975 INFO L226 Difference]: Without dead ends: 12105 [2023-11-06 23:11:47,980 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:11:47,983 INFO L413 NwaCegarLoop]: 4819 mSDtfsCounter, 4799 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4799 SdHoareTripleChecker+Valid, 4835 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:47,985 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4799 Valid, 4835 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:11:48,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12105 states. [2023-11-06 23:11:48,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12105 to 12092. [2023-11-06 23:11:48,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12092 states, 8380 states have (on average 1.3825775656324581) internal successors, (11586), 8781 states have internal predecessors, (11586), 3059 states have call successors, (3059), 653 states have call predecessors, (3059), 652 states have return successors, (3050), 2907 states have call predecessors, (3050), 3050 states have call successors, (3050) [2023-11-06 23:11:48,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12092 states to 12092 states and 17695 transitions. [2023-11-06 23:11:48,727 INFO L78 Accepts]: Start accepts. Automaton has 12092 states and 17695 transitions. Word has length 34 [2023-11-06 23:11:48,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:48,728 INFO L495 AbstractCegarLoop]: Abstraction has 12092 states and 17695 transitions. [2023-11-06 23:11:48,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-06 23:11:48,729 INFO L276 IsEmpty]: Start isEmpty. Operand 12092 states and 17695 transitions. [2023-11-06 23:11:48,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-06 23:11:48,731 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:48,732 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:48,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 23:11:48,732 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:48,732 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:48,733 INFO L85 PathProgramCache]: Analyzing trace with hash 251044092, now seen corresponding path program 1 times [2023-11-06 23:11:48,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:11:48,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113036616] [2023-11-06 23:11:48,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:48,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:11:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:49,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 23:11:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:49,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-06 23:11:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:49,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 23:11:49,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:49,292 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 23:11:49,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:11:49,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113036616] [2023-11-06 23:11:49,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113036616] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:11:49,296 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:11:49,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:11:49,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426524124] [2023-11-06 23:11:49,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:11:49,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:11:49,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:11:49,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:11:49,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:11:49,299 INFO L87 Difference]: Start difference. First operand 12092 states and 17695 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-06 23:11:50,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:50,063 INFO L93 Difference]: Finished difference Result 12480 states and 18133 transitions. [2023-11-06 23:11:50,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:11:50,064 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 34 [2023-11-06 23:11:50,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:50,139 INFO L225 Difference]: With dead ends: 12480 [2023-11-06 23:11:50,139 INFO L226 Difference]: Without dead ends: 12476 [2023-11-06 23:11:50,146 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:11:50,147 INFO L413 NwaCegarLoop]: 4848 mSDtfsCounter, 4714 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4714 SdHoareTripleChecker+Valid, 5018 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:50,148 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4714 Valid, 5018 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:11:50,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12476 states. [2023-11-06 23:11:51,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12476 to 12474. [2023-11-06 23:11:51,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12474 states, 8672 states have (on average 1.3774215867158672) internal successors, (11945), 9071 states have internal predecessors, (11945), 3093 states have call successors, (3093), 709 states have call predecessors, (3093), 708 states have return successors, (3086), 2943 states have call predecessors, (3086), 3086 states have call successors, (3086) [2023-11-06 23:11:51,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12474 states to 12474 states and 18124 transitions. [2023-11-06 23:11:51,204 INFO L78 Accepts]: Start accepts. Automaton has 12474 states and 18124 transitions. Word has length 34 [2023-11-06 23:11:51,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:51,205 INFO L495 AbstractCegarLoop]: Abstraction has 12474 states and 18124 transitions. [2023-11-06 23:11:51,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-06 23:11:51,205 INFO L276 IsEmpty]: Start isEmpty. Operand 12474 states and 18124 transitions. [2023-11-06 23:11:51,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-06 23:11:51,207 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:51,207 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:51,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 23:11:51,207 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:51,208 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:51,208 INFO L85 PathProgramCache]: Analyzing trace with hash -809092892, now seen corresponding path program 1 times [2023-11-06 23:11:51,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:11:51,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472812303] [2023-11-06 23:11:51,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:51,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:11:51,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:51,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 23:11:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:51,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-06 23:11:51,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:51,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 23:11:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:51,708 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 23:11:51,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:11:51,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472812303] [2023-11-06 23:11:51,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472812303] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:11:51,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:11:51,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:11:51,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827748905] [2023-11-06 23:11:51,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:11:51,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:11:51,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:11:51,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:11:51,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:11:51,711 INFO L87 Difference]: Start difference. First operand 12474 states and 18124 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-06 23:11:52,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:52,405 INFO L93 Difference]: Finished difference Result 12476 states and 18125 transitions. [2023-11-06 23:11:52,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:11:52,406 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 35 [2023-11-06 23:11:52,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:52,486 INFO L225 Difference]: With dead ends: 12476 [2023-11-06 23:11:52,486 INFO L226 Difference]: Without dead ends: 12473 [2023-11-06 23:11:52,496 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:11:52,497 INFO L413 NwaCegarLoop]: 4797 mSDtfsCounter, 4775 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4775 SdHoareTripleChecker+Valid, 4797 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:52,497 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4775 Valid, 4797 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:11:52,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12473 states. [2023-11-06 23:11:53,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12473 to 12473. [2023-11-06 23:11:53,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12473 states, 8672 states have (on average 1.3773062730627306) internal successors, (11944), 9070 states have internal predecessors, (11944), 3092 states have call successors, (3092), 709 states have call predecessors, (3092), 708 states have return successors, (3086), 2943 states have call predecessors, (3086), 3086 states have call successors, (3086) [2023-11-06 23:11:53,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12473 states to 12473 states and 18122 transitions. [2023-11-06 23:11:53,688 INFO L78 Accepts]: Start accepts. Automaton has 12473 states and 18122 transitions. Word has length 35 [2023-11-06 23:11:53,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:53,688 INFO L495 AbstractCegarLoop]: Abstraction has 12473 states and 18122 transitions. [2023-11-06 23:11:53,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-06 23:11:53,689 INFO L276 IsEmpty]: Start isEmpty. Operand 12473 states and 18122 transitions. [2023-11-06 23:11:53,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-06 23:11:53,690 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:53,690 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:53,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 23:11:53,691 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:53,691 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:53,692 INFO L85 PathProgramCache]: Analyzing trace with hash 686403839, now seen corresponding path program 1 times [2023-11-06 23:11:53,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:11:53,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902419958] [2023-11-06 23:11:53,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:53,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:11:53,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:54,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 23:11:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:54,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-06 23:11:54,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:54,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 23:11:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:54,127 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 23:11:54,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:11:54,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902419958] [2023-11-06 23:11:54,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902419958] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:11:54,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:11:54,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:11:54,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760894641] [2023-11-06 23:11:54,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:11:54,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:11:54,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:11:54,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:11:54,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:11:54,130 INFO L87 Difference]: Start difference. First operand 12473 states and 18122 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-06 23:11:54,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:54,883 INFO L93 Difference]: Finished difference Result 12475 states and 18123 transitions. [2023-11-06 23:11:54,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:11:54,884 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 36 [2023-11-06 23:11:54,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:54,955 INFO L225 Difference]: With dead ends: 12475 [2023-11-06 23:11:54,955 INFO L226 Difference]: Without dead ends: 12472 [2023-11-06 23:11:54,965 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:11:54,966 INFO L413 NwaCegarLoop]: 4795 mSDtfsCounter, 4772 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4772 SdHoareTripleChecker+Valid, 4795 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:54,967 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4772 Valid, 4795 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:11:54,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12472 states. [2023-11-06 23:11:55,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12472 to 12472. [2023-11-06 23:11:55,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12472 states, 8672 states have (on average 1.3771909594095941) internal successors, (11943), 9069 states have internal predecessors, (11943), 3091 states have call successors, (3091), 709 states have call predecessors, (3091), 708 states have return successors, (3086), 2943 states have call predecessors, (3086), 3086 states have call successors, (3086) [2023-11-06 23:11:56,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12472 states to 12472 states and 18120 transitions. [2023-11-06 23:11:56,008 INFO L78 Accepts]: Start accepts. Automaton has 12472 states and 18120 transitions. Word has length 36 [2023-11-06 23:11:56,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:56,008 INFO L495 AbstractCegarLoop]: Abstraction has 12472 states and 18120 transitions. [2023-11-06 23:11:56,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-06 23:11:56,009 INFO L276 IsEmpty]: Start isEmpty. Operand 12472 states and 18120 transitions. [2023-11-06 23:11:56,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-06 23:11:56,010 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:56,010 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:56,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 23:11:56,011 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:56,011 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:56,012 INFO L85 PathProgramCache]: Analyzing trace with hash -197832889, now seen corresponding path program 1 times [2023-11-06 23:11:56,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:11:56,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987863442] [2023-11-06 23:11:56,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:56,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:11:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:56,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 23:11:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:56,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-06 23:11:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:56,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 23:11:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:56,544 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 23:11:56,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:11:56,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987863442] [2023-11-06 23:11:56,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987863442] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:11:56,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:11:56,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:11:56,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3382315] [2023-11-06 23:11:56,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:11:56,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:11:56,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:11:56,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:11:56,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:11:56,547 INFO L87 Difference]: Start difference. First operand 12472 states and 18120 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-06 23:11:57,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:57,626 INFO L93 Difference]: Finished difference Result 12474 states and 18121 transitions. [2023-11-06 23:11:57,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:11:57,626 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 37 [2023-11-06 23:11:57,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:57,698 INFO L225 Difference]: With dead ends: 12474 [2023-11-06 23:11:57,698 INFO L226 Difference]: Without dead ends: 12471 [2023-11-06 23:11:57,708 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:11:57,709 INFO L413 NwaCegarLoop]: 4793 mSDtfsCounter, 4769 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4769 SdHoareTripleChecker+Valid, 4793 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:57,710 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4769 Valid, 4793 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:11:57,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12471 states. [2023-11-06 23:11:58,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12471 to 12471. [2023-11-06 23:11:58,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12471 states, 8672 states have (on average 1.3770756457564575) internal successors, (11942), 9068 states have internal predecessors, (11942), 3090 states have call successors, (3090), 709 states have call predecessors, (3090), 708 states have return successors, (3086), 2943 states have call predecessors, (3086), 3086 states have call successors, (3086) [2023-11-06 23:11:58,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12471 states to 12471 states and 18118 transitions. [2023-11-06 23:11:58,759 INFO L78 Accepts]: Start accepts. Automaton has 12471 states and 18118 transitions. Word has length 37 [2023-11-06 23:11:58,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:58,759 INFO L495 AbstractCegarLoop]: Abstraction has 12471 states and 18118 transitions. [2023-11-06 23:11:58,760 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-06 23:11:58,760 INFO L276 IsEmpty]: Start isEmpty. Operand 12471 states and 18118 transitions. [2023-11-06 23:11:58,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-06 23:11:58,761 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:58,761 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:58,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 23:11:58,762 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:58,762 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:58,762 INFO L85 PathProgramCache]: Analyzing trace with hash -1839362814, now seen corresponding path program 1 times [2023-11-06 23:11:58,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:11:58,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863120661] [2023-11-06 23:11:58,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:58,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:11:58,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:59,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 23:11:59,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:59,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-06 23:11:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:59,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 23:11:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:59,091 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 23:11:59,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:11:59,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863120661] [2023-11-06 23:11:59,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863120661] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:11:59,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:11:59,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:11:59,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980073979] [2023-11-06 23:11:59,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:11:59,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:11:59,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:11:59,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:11:59,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:11:59,095 INFO L87 Difference]: Start difference. First operand 12471 states and 18118 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-06 23:12:01,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:01,027 INFO L93 Difference]: Finished difference Result 37313 states and 54914 transitions. [2023-11-06 23:12:01,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:01,028 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 38 [2023-11-06 23:12:01,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:01,184 INFO L225 Difference]: With dead ends: 37313 [2023-11-06 23:12:01,184 INFO L226 Difference]: Without dead ends: 24838 [2023-11-06 23:12:01,261 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:01,262 INFO L413 NwaCegarLoop]: 5088 mSDtfsCounter, 4804 mSDsluCounter, 4770 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4804 SdHoareTripleChecker+Valid, 9858 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:12:01,263 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4804 Valid, 9858 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:12:01,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24838 states. [2023-11-06 23:12:03,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24838 to 24806. [2023-11-06 23:12:03,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24806 states, 17261 states have (on average 1.3777301430971554) internal successors, (23781), 18056 states have internal predecessors, (23781), 6132 states have call successors, (6132), 1414 states have call predecessors, (6132), 1412 states have return successors, (6464), 5835 states have call predecessors, (6464), 6124 states have call successors, (6464) [2023-11-06 23:12:03,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24806 states to 24806 states and 36377 transitions. [2023-11-06 23:12:03,780 INFO L78 Accepts]: Start accepts. Automaton has 24806 states and 36377 transitions. Word has length 38 [2023-11-06 23:12:03,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:03,781 INFO L495 AbstractCegarLoop]: Abstraction has 24806 states and 36377 transitions. [2023-11-06 23:12:03,781 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-06 23:12:03,781 INFO L276 IsEmpty]: Start isEmpty. Operand 24806 states and 36377 transitions. [2023-11-06 23:12:03,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-06 23:12:03,792 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:03,792 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:03,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-06 23:12:03,792 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:03,793 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:03,793 INFO L85 PathProgramCache]: Analyzing trace with hash -1919731398, now seen corresponding path program 1 times [2023-11-06 23:12:03,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:12:03,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022846111] [2023-11-06 23:12:03,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:03,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:12:03,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:04,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 23:12:04,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:04,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-06 23:12:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:04,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 23:12:04,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:04,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-06 23:12:04,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:04,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 23:12:04,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:04,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 23:12:04,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:04,749 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-06 23:12:04,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:12:04,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022846111] [2023-11-06 23:12:04,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022846111] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:04,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:04,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 23:12:04,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386341397] [2023-11-06 23:12:04,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:04,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 23:12:04,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:12:04,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 23:12:04,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:12:04,754 INFO L87 Difference]: Start difference. First operand 24806 states and 36377 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-06 23:12:06,974 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 [] [2023-11-06 23:12:22,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:22,606 INFO L93 Difference]: Finished difference Result 36856 states and 57898 transitions. [2023-11-06 23:12:22,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 23:12:22,607 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 72 [2023-11-06 23:12:22,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:22,970 INFO L225 Difference]: With dead ends: 36856 [2023-11-06 23:12:22,970 INFO L226 Difference]: Without dead ends: 36853 [2023-11-06 23:12:23,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-06 23:12:23,004 INFO L413 NwaCegarLoop]: 3455 mSDtfsCounter, 3696 mSDsluCounter, 6598 mSDsCounter, 0 mSdLazyCounter, 5961 mSolverCounterSat, 2790 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4163 SdHoareTripleChecker+Valid, 10053 SdHoareTripleChecker+Invalid, 8752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2790 IncrementalHoareTripleChecker+Valid, 5961 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:12:23,004 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4163 Valid, 10053 Invalid, 8752 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2790 Valid, 5961 Invalid, 1 Unknown, 0 Unchecked, 15.2s Time] [2023-11-06 23:12:23,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36853 states. [2023-11-06 23:12:26,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36853 to 25533. [2023-11-06 23:12:26,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25533 states, 17789 states have (on average 1.377761538029119) internal successors, (24509), 18623 states have internal predecessors, (24509), 6251 states have call successors, (6251), 1414 states have call predecessors, (6251), 1492 states have return successors, (6948), 5995 states have call predecessors, (6948), 6244 states have call successors, (6948) [2023-11-06 23:12:26,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25533 states to 25533 states and 37708 transitions. [2023-11-06 23:12:26,413 INFO L78 Accepts]: Start accepts. Automaton has 25533 states and 37708 transitions. Word has length 72 [2023-11-06 23:12:26,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:26,414 INFO L495 AbstractCegarLoop]: Abstraction has 25533 states and 37708 transitions. [2023-11-06 23:12:26,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-06 23:12:26,414 INFO L276 IsEmpty]: Start isEmpty. Operand 25533 states and 37708 transitions. [2023-11-06 23:12:26,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2023-11-06 23:12:26,504 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:26,505 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:26,505 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-06 23:12:26,505 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:26,506 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:26,506 INFO L85 PathProgramCache]: Analyzing trace with hash -1968198728, now seen corresponding path program 1 times [2023-11-06 23:12:26,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:12:26,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821884745] [2023-11-06 23:12:26,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:26,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:12:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 23:12:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-06 23:12:27,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 23:12:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 23:12:27,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:12:27,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:12:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-06 23:12:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-06 23:12:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 23:12:27,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 23:12:27,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-06 23:12:27,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-06 23:12:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-06 23:12:27,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-06 23:12:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:12:27,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:12:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:12:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-06 23:12:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-06 23:12:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:12:27,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:12:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:12:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 23:12:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2023-11-06 23:12:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:12:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2023-11-06 23:12:27,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:12:27,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2023-11-06 23:12:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2023-11-06 23:12:27,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-06 23:12:27,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-11-06 23:12:27,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2023-11-06 23:12:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:12:27,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:12:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-06 23:12:27,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-06 23:12:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:27,691 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-11-06 23:12:27,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:12:27,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821884745] [2023-11-06 23:12:27,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821884745] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:12:27,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1340711032] [2023-11-06 23:12:27,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:27,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:12:27,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:12:27,696 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:12:27,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 23:12:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:29,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 5726 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 23:12:29,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:12:29,677 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-06 23:12:29,677 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:12:29,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1340711032] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:29,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:12:29,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 8 [2023-11-06 23:12:29,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388685685] [2023-11-06 23:12:29,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:29,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:29,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:12:29,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:29,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 23:12:29,681 INFO L87 Difference]: Start difference. First operand 25533 states and 37708 transitions. Second operand has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-06 23:12:31,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:31,743 INFO L93 Difference]: Finished difference Result 51079 states and 75437 transitions. [2023-11-06 23:12:31,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:31,744 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 273 [2023-11-06 23:12:31,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:31,896 INFO L225 Difference]: With dead ends: 51079 [2023-11-06 23:12:31,897 INFO L226 Difference]: Without dead ends: 25549 [2023-11-06 23:12:31,990 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 347 GetRequests, 341 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 23:12:31,991 INFO L413 NwaCegarLoop]: 4791 mSDtfsCounter, 1 mSDsluCounter, 4772 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 9563 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:12:31,992 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 9563 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:12:32,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25549 states. [2023-11-06 23:12:33,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25549 to 25541. [2023-11-06 23:12:33,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25541 states, 17797 states have (on average 1.3775917289430804) internal successors, (24517), 18631 states have internal predecessors, (24517), 6251 states have call successors, (6251), 1414 states have call predecessors, (6251), 1492 states have return successors, (6948), 5995 states have call predecessors, (6948), 6244 states have call successors, (6948) [2023-11-06 23:12:33,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25541 states to 25541 states and 37716 transitions. [2023-11-06 23:12:33,971 INFO L78 Accepts]: Start accepts. Automaton has 25541 states and 37716 transitions. Word has length 273 [2023-11-06 23:12:33,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:33,971 INFO L495 AbstractCegarLoop]: Abstraction has 25541 states and 37716 transitions. [2023-11-06 23:12:33,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-06 23:12:33,972 INFO L276 IsEmpty]: Start isEmpty. Operand 25541 states and 37716 transitions. [2023-11-06 23:12:34,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2023-11-06 23:12:34,059 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:34,060 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:34,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 23:12:34,273 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3320aa8f-fbdc-49d7-8d0f-4ca5cfcbd924/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-06 23:12:34,274 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:34,274 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:34,274 INFO L85 PathProgramCache]: Analyzing trace with hash 1774838797, now seen corresponding path program 1 times [2023-11-06 23:12:34,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:12:34,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352194876] [2023-11-06 23:12:34,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:34,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:12:35,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 23:12:35,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-06 23:12:35,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 23:12:35,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 23:12:35,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:12:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:12:35,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-11-06 23:12:35,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 23:12:35,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-06 23:12:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-06 23:12:35,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2023-11-06 23:12:35,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-06 23:12:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-06 23:12:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-06 23:12:35,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:12:35,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:12:35,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:12:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-06 23:12:35,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-06 23:12:36,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:12:36,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:12:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:12:36,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 23:12:36,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-06 23:12:36,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:12:36,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-06 23:12:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:12:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2023-11-06 23:12:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2023-11-06 23:12:36,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2023-11-06 23:12:36,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-06 23:12:36,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-06 23:12:36,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:12:36,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:12:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-06 23:12:36,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-06 23:12:36,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:36,263 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2023-11-06 23:12:36,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:12:36,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352194876] [2023-11-06 23:12:36,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352194876] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:36,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:36,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 23:12:36,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437739343] [2023-11-06 23:12:36,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:36,265 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 23:12:36,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:12:36,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 23:12:36,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 23:12:36,266 INFO L87 Difference]: Start difference. First operand 25541 states and 37716 transitions. Second operand has 8 states, 8 states have (on average 19.875) internal successors, (159), 3 states have internal predecessors, (159), 3 states have call successors, (43), 8 states have call predecessors, (43), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 23:12:38,528 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 [] [2023-11-06 23:12:40,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:42,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:25,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:27,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:29,184 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 [] [2023-11-06 23:13:33,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:13:33,710 INFO L93 Difference]: Finished difference Result 59113 states and 90166 transitions. [2023-11-06 23:13:33,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 23:13:33,711 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 19.875) internal successors, (159), 3 states have internal predecessors, (159), 3 states have call successors, (43), 8 states have call predecessors, (43), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 282 [2023-11-06 23:13:33,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:13:33,904 INFO L225 Difference]: With dead ends: 59113 [2023-11-06 23:13:33,905 INFO L226 Difference]: Without dead ends: 33575 [2023-11-06 23:13:34,033 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2023-11-06 23:13:34,034 INFO L413 NwaCegarLoop]: 7250 mSDtfsCounter, 7305 mSDsluCounter, 20339 mSDsCounter, 0 mSdLazyCounter, 16321 mSolverCounterSat, 2986 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8177 SdHoareTripleChecker+Valid, 27589 SdHoareTripleChecker+Invalid, 19313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 2986 IncrementalHoareTripleChecker+Valid, 16321 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:13:34,034 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8177 Valid, 27589 Invalid, 19313 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [2986 Valid, 16321 Invalid, 6 Unknown, 0 Unchecked, 53.0s Time] [2023-11-06 23:13:34,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33575 states. [2023-11-06 23:13:36,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33575 to 26313. [2023-11-06 23:13:36,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26313 states, 18346 states have (on average 1.3756677204840293) internal successors, (25238), 19184 states have internal predecessors, (25238), 6465 states have call successors, (6465), 1408 states have call predecessors, (6465), 1501 states have return successors, (7153), 6220 states have call predecessors, (7153), 6457 states have call successors, (7153) [2023-11-06 23:13:37,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26313 states to 26313 states and 38856 transitions. [2023-11-06 23:13:37,051 INFO L78 Accepts]: Start accepts. Automaton has 26313 states and 38856 transitions. Word has length 282 [2023-11-06 23:13:37,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:13:37,053 INFO L495 AbstractCegarLoop]: Abstraction has 26313 states and 38856 transitions. [2023-11-06 23:13:37,053 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.875) internal successors, (159), 3 states have internal predecessors, (159), 3 states have call successors, (43), 8 states have call predecessors, (43), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 23:13:37,053 INFO L276 IsEmpty]: Start isEmpty. Operand 26313 states and 38856 transitions. [2023-11-06 23:13:37,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2023-11-06 23:13:37,101 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:13:37,101 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:37,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-06 23:13:37,102 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:13:37,102 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:37,103 INFO L85 PathProgramCache]: Analyzing trace with hash -2127101489, now seen corresponding path program 1 times [2023-11-06 23:13:37,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:13:37,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453568444] [2023-11-06 23:13:37,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:37,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:13:37,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 23:13:38,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-06 23:13:38,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 23:13:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 23:13:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:13:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:13:38,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-11-06 23:13:38,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 23:13:38,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-06 23:13:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-06 23:13:38,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2023-11-06 23:13:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-06 23:13:38,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-06 23:13:38,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-06 23:13:38,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:13:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:13:38,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:13:38,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-06 23:13:38,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-06 23:13:38,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:13:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:13:38,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:13:38,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 23:13:38,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-06 23:13:38,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:13:38,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-06 23:13:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:13:38,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:39,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2023-11-06 23:13:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:39,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2023-11-06 23:13:39,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:39,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2023-11-06 23:13:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:39,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-06 23:13:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:39,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-06 23:13:39,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:39,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:13:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:39,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:13:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:39,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-06 23:13:39,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:39,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-06 23:13:39,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:39,102 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2023-11-06 23:13:39,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:13:39,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453568444] [2023-11-06 23:13:39,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453568444] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:39,103 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:13:39,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-06 23:13:39,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58577264] [2023-11-06 23:13:39,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:39,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 23:13:39,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:13:39,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 23:13:39,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-11-06 23:13:39,106 INFO L87 Difference]: Start difference. First operand 26313 states and 38856 transitions. Second operand has 10 states, 10 states have (on average 15.9) internal successors, (159), 5 states have internal predecessors, (159), 2 states have call successors, (43), 7 states have call predecessors, (43), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 23:13:41,431 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 [] [2023-11-06 23:13:43,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:45,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:14:06,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:14:06,717 INFO L93 Difference]: Finished difference Result 33611 states and 51521 transitions. [2023-11-06 23:14:06,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 23:14:06,718 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 15.9) internal successors, (159), 5 states have internal predecessors, (159), 2 states have call successors, (43), 7 states have call predecessors, (43), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 282 [2023-11-06 23:14:06,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:14:06,849 INFO L225 Difference]: With dead ends: 33611 [2023-11-06 23:14:06,849 INFO L226 Difference]: Without dead ends: 33479 [2023-11-06 23:14:06,865 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2023-11-06 23:14:06,865 INFO L413 NwaCegarLoop]: 3941 mSDtfsCounter, 2551 mSDsluCounter, 15735 mSDsCounter, 0 mSdLazyCounter, 9498 mSolverCounterSat, 2251 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2839 SdHoareTripleChecker+Valid, 19676 SdHoareTripleChecker+Invalid, 11752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2251 IncrementalHoareTripleChecker+Valid, 9498 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:14:06,866 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2839 Valid, 19676 Invalid, 11752 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2251 Valid, 9498 Invalid, 3 Unknown, 0 Unchecked, 24.1s Time] [2023-11-06 23:14:06,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33479 states. [2023-11-06 23:14:09,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33479 to 26235. [2023-11-06 23:14:09,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26235 states, 18289 states have (on average 1.374432719120783) internal successors, (25137), 19117 states have internal predecessors, (25137), 6444 states have call successors, (6444), 1407 states have call predecessors, (6444), 1501 states have return successors, (7137), 6210 states have call predecessors, (7137), 6441 states have call successors, (7137) [2023-11-06 23:14:09,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26235 states to 26235 states and 38718 transitions. [2023-11-06 23:14:09,535 INFO L78 Accepts]: Start accepts. Automaton has 26235 states and 38718 transitions. Word has length 282 [2023-11-06 23:14:09,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:14:09,536 INFO L495 AbstractCegarLoop]: Abstraction has 26235 states and 38718 transitions. [2023-11-06 23:14:09,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 15.9) internal successors, (159), 5 states have internal predecessors, (159), 2 states have call successors, (43), 7 states have call predecessors, (43), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 23:14:09,536 INFO L276 IsEmpty]: Start isEmpty. Operand 26235 states and 38718 transitions. [2023-11-06 23:14:09,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2023-11-06 23:14:09,587 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:14:09,587 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:14:09,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-06 23:14:09,588 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:14:09,588 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:14:09,589 INFO L85 PathProgramCache]: Analyzing trace with hash -2057143072, now seen corresponding path program 1 times [2023-11-06 23:14:09,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:14:09,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777350788] [2023-11-06 23:14:09,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:14:09,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:14:10,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:11,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 23:14:11,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:11,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-06 23:14:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:11,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 23:14:11,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:11,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 23:14:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:11,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:14:11,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:11,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:14:11,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:11,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-11-06 23:14:11,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:11,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 23:14:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:11,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-06 23:14:11,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:11,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-06 23:14:11,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2023-11-06 23:14:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-06 23:14:12,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-06 23:14:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-06 23:14:12,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:14:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:14:12,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:14:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-06 23:14:12,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-06 23:14:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:14:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:14:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:14:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 23:14:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-06 23:14:12,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:14:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-06 23:14:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:14:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2023-11-06 23:14:12,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2023-11-06 23:14:12,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2023-11-06 23:14:12,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-06 23:14:12,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-06 23:14:12,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:14:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:14:12,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-06 23:14:12,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2023-11-06 23:14:12,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:14:12,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2023-11-06 23:14:12,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:12,526 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2023-11-06 23:14:12,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:14:12,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777350788] [2023-11-06 23:14:12,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777350788] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:14:12,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:14:12,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-06 23:14:12,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701575032] [2023-11-06 23:14:12,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:14:12,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-06 23:14:12,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:14:12,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 23:14:12,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2023-11-06 23:14:12,530 INFO L87 Difference]: Start difference. First operand 26235 states and 38718 transitions. Second operand has 11 states, 11 states have (on average 15.818181818181818) internal successors, (174), 6 states have internal predecessors, (174), 2 states have call successors, (44), 7 states have call predecessors, (44), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-06 23:14:14,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:14:16,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:14:18,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:14:20,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:14:42,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:14:42,139 INFO L93 Difference]: Finished difference Result 30679 states and 46456 transitions. [2023-11-06 23:14:42,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-06 23:14:42,140 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 15.818181818181818) internal successors, (174), 6 states have internal predecessors, (174), 2 states have call successors, (44), 7 states have call predecessors, (44), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 302 [2023-11-06 23:14:42,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:14:42,145 INFO L225 Difference]: With dead ends: 30679 [2023-11-06 23:14:42,145 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 23:14:42,219 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2023-11-06 23:14:42,220 INFO L413 NwaCegarLoop]: 3917 mSDtfsCounter, 3278 mSDsluCounter, 18340 mSDsCounter, 0 mSdLazyCounter, 11099 mSolverCounterSat, 2320 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3737 SdHoareTripleChecker+Valid, 22257 SdHoareTripleChecker+Invalid, 13423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2320 IncrementalHoareTripleChecker+Valid, 11099 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:14:42,220 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3737 Valid, 22257 Invalid, 13423 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2320 Valid, 11099 Invalid, 4 Unknown, 0 Unchecked, 27.2s Time] [2023-11-06 23:14:42,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 23:14:42,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 23:14:42,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:14:42,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 23:14:42,228 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 302 [2023-11-06 23:14:42,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:14:42,229 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 23:14:42,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.818181818181818) internal successors, (174), 6 states have internal predecessors, (174), 2 states have call successors, (44), 7 states have call predecessors, (44), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-06 23:14:42,229 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 23:14:42,229 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 23:14:42,232 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 23:14:42,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-06 23:14:42,235 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.