./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-pktcdvd.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_3486e151-20d2-45cb-9fa3-d4288b780964/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3486e151-20d2-45cb-9fa3-d4288b780964/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3486e151-20d2-45cb-9fa3-d4288b780964/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3486e151-20d2-45cb-9fa3-d4288b780964/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-pktcdvd.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3486e151-20d2-45cb-9fa3-d4288b780964/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3486e151-20d2-45cb-9fa3-d4288b780964/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f81c0ae249d872dcfa63b19fa0949c00123fc4e906e065a111b2d70e300e79eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:18:42,521 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:18:42,585 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3486e151-20d2-45cb-9fa3-d4288b780964/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-12 02:18:42,591 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:18:42,592 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:18:42,617 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:18:42,618 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:18:42,619 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:18:42,620 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:18:42,620 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:18:42,621 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:18:42,622 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:18:42,623 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:18:42,624 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:18:42,624 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:18:42,625 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:18:42,626 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:18:42,626 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:18:42,627 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:18:42,628 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:18:42,628 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:18:42,629 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:18:42,630 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:18:42,630 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:18:42,631 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:18:42,631 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:18:42,632 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:18:42,632 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:18:42,633 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:18:42,633 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:18:42,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:18:42,634 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:18:42,635 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:18:42,635 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:18:42,635 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:18:42,636 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:18:42,636 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_3486e151-20d2-45cb-9fa3-d4288b780964/bin/uautomizer-verify-uTZkv6EMXl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3486e151-20d2-45cb-9fa3-d4288b780964/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f81c0ae249d872dcfa63b19fa0949c00123fc4e906e065a111b2d70e300e79eb [2023-11-12 02:18:42,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:18:42,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:18:42,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:18:42,919 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:18:42,920 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:18:42,921 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3486e151-20d2-45cb-9fa3-d4288b780964/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-pktcdvd.ko.cil.out.i [2023-11-12 02:18:46,024 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:18:46,725 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:18:46,726 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3486e151-20d2-45cb-9fa3-d4288b780964/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-pktcdvd.ko.cil.out.i [2023-11-12 02:18:46,785 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3486e151-20d2-45cb-9fa3-d4288b780964/bin/uautomizer-verify-uTZkv6EMXl/data/10f930c43/b37b3eaab3b84d9a96e466ed2666caad/FLAGe3553f21c [2023-11-12 02:18:46,808 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3486e151-20d2-45cb-9fa3-d4288b780964/bin/uautomizer-verify-uTZkv6EMXl/data/10f930c43/b37b3eaab3b84d9a96e466ed2666caad [2023-11-12 02:18:46,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:18:46,816 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:18:46,818 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:18:46,818 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:18:46,824 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:18:46,827 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:18:46" (1/1) ... [2023-11-12 02:18:46,828 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40a72fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:46, skipping insertion in model container [2023-11-12 02:18:46,828 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:18:46" (1/1) ... [2023-11-12 02:18:46,959 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:18:49,104 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_3486e151-20d2-45cb-9fa3-d4288b780964/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-pktcdvd.ko.cil.out.i[265142,265155] [2023-11-12 02:18:49,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:18:49,223 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:18:49,320 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3855] [2023-11-12 02:18:49,321 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [3862] [2023-11-12 02:18:49,323 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)); [3875-3876] [2023-11-12 02:18:49,323 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [3883] [2023-11-12 02:18:49,325 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3918] [2023-11-12 02:18:49,325 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3920] [2023-11-12 02:18:49,325 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3922] [2023-11-12 02:18:49,326 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3925] [2023-11-12 02:18:49,327 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; incl %0": "+m" (v->counter)); [3968] [2023-11-12 02:18:49,327 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; decl %0": "+m" (v->counter)); [3975] [2023-11-12 02:18:49,328 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [3982-3983] [2023-11-12 02:18:49,328 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [3997] [2023-11-12 02:18:49,329 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3999] [2023-11-12 02:18:49,329 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [4001] [2023-11-12 02:18:49,329 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [4004] [2023-11-12 02:18:49,339 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4290] [2023-11-12 02:18:49,339 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4299] [2023-11-12 02:18:49,340 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4302] [2023-11-12 02:18:49,414 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (525), "i" (12UL)); [5198-5199] [2023-11-12 02:18:49,423 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (640), "i" (12UL)); [5437-5438] [2023-11-12 02:18:49,425 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (652), "i" (12UL)); [5478-5479] [2023-11-12 02:18:49,430 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (681), "i" (12UL)); [5539-5540] [2023-11-12 02:18:49,431 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (694), "i" (12UL)); [5562-5563] [2023-11-12 02:18:49,432 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (714), "i" (12UL)); [5600-5601] [2023-11-12 02:18:49,454 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (1003), "i" (12UL)); [6020-6021] [2023-11-12 02:18:49,457 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (1037), "i" (12UL)); [6090-6091] [2023-11-12 02:18:49,462 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (1051), "i" (12UL)); [6127-6128] [2023-11-12 02:18:49,466 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (1069), "i" (12UL)); [6167-6168] [2023-11-12 02:18:49,467 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (1091), "i" (12UL)); [6205-6206] [2023-11-12 02:18:49,469 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (1105), "i" (12UL)); [6227-6228] [2023-11-12 02:18:49,469 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (1106), "i" (12UL)); [6237-6238] [2023-11-12 02:18:49,510 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (1143), "i" (12UL)); [6293-6294] [2023-11-12 02:18:49,512 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (1174), "i" (12UL)); [6353-6354] [2023-11-12 02:18:49,519 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (1323), "i" (12UL)); [6498-6499] [2023-11-12 02:18:49,530 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (1391), "i" (12UL)); [6615-6616] [2023-11-12 02:18:49,531 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (1392), "i" (12UL)); [6625-6626] [2023-11-12 02:18:49,532 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (1399), "i" (12UL)); [6643-6644] [2023-11-12 02:18:49,535 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (1419), "i" (12UL)); [6690-6691] [2023-11-12 02:18:49,538 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (1439), "i" (12UL)); [6730-6731] [2023-11-12 02:18:49,541 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (1513), "i" (12UL)); [6886-6887] [2023-11-12 02:18:49,547 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [7070] [2023-11-12 02:18:49,547 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [7076] [2023-11-12 02:18:49,548 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [7082] [2023-11-12 02:18:49,548 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [7089] [2023-11-12 02:18:49,552 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [7204] [2023-11-12 02:18:49,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [7210] [2023-11-12 02:18:49,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [7216] [2023-11-12 02:18:49,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [7223] [2023-11-12 02:18:49,618 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (2392), "i" (12UL)); [8280-8281] [2023-11-12 02:18:49,621 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (2433), "i" (12UL)); [8344-8345] [2023-11-12 02:18:49,634 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (2513), "i" (12UL)); [8465-8466] [2023-11-12 02:18:49,635 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (2516), "i" (12UL)); [8478-8479] [2023-11-12 02:18:49,639 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (2576), "i" (12UL)); [8579-8580] [2023-11-12 02:18:49,643 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/block/pktcdvd.ko--X--unsafelinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/block/pktcdvd.c.p"), "i" (2619), "i" (12UL)); [8646-8647] [2023-11-12 02:18:49,695 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_3486e151-20d2-45cb-9fa3-d4288b780964/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-pktcdvd.ko.cil.out.i[265142,265155] [2023-11-12 02:18:49,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:18:49,862 WARN L672 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:18:49,863 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:18:49,863 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:18:49,872 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:18:49,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:49 WrapperNode [2023-11-12 02:18:49,872 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:18:49,874 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:18:49,874 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:18:49,874 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:18:49,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:49" (1/1) ... [2023-11-12 02:18:50,005 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:49" (1/1) ... [2023-11-12 02:18:50,176 INFO L138 Inliner]: procedures = 309, calls = 2619, calls flagged for inlining = 144, calls inlined = 94, statements flattened = 4321 [2023-11-12 02:18:50,177 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:18:50,179 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:18:50,179 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:18:50,179 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:18:50,190 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:49" (1/1) ... [2023-11-12 02:18:50,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:49" (1/1) ... [2023-11-12 02:18:50,234 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:49" (1/1) ... [2023-11-12 02:18:50,246 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:49" (1/1) ... [2023-11-12 02:18:50,364 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:49" (1/1) ... [2023-11-12 02:18:50,387 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:49" (1/1) ... [2023-11-12 02:18:50,513 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:49" (1/1) ... [2023-11-12 02:18:50,551 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:49" (1/1) ... [2023-11-12 02:18:50,585 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:18:50,586 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:18:50,586 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:18:50,587 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:18:50,588 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:49" (1/1) ... [2023-11-12 02:18:50,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:18:50,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3486e151-20d2-45cb-9fa3-d4288b780964/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:50,622 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3486e151-20d2-45cb-9fa3-d4288b780964/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:50,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3486e151-20d2-45cb-9fa3-d4288b780964/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:18:50,671 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-12 02:18:50,671 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-12 02:18:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-12 02:18:50,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-12 02:18:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_ctl_ioctl [2023-11-12 02:18:50,672 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_ctl_ioctl [2023-11-12 02:18:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_kobj_release [2023-11-12 02:18:50,673 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_kobj_release [2023-11-12 02:18:50,673 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2023-11-12 02:18:50,673 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2023-11-12 02:18:50,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 02:18:50,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 02:18:50,674 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_get_disc_info [2023-11-12 02:18:50,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_get_disc_info [2023-11-12 02:18:50,675 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_bio_alloc [2023-11-12 02:18:50,676 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_bio_alloc [2023-11-12 02:18:50,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 02:18:50,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 02:18:50,676 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_setup_dev [2023-11-12 02:18:50,677 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_setup_dev [2023-11-12 02:18:50,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-11-12 02:18:50,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-11-12 02:18:50,678 INFO L130 BoogieDeclarations]: Found specification of procedure bdget [2023-11-12 02:18:50,678 INFO L138 BoogieDeclarations]: Found implementation of procedure bdget [2023-11-12 02:18:50,679 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_set_speed [2023-11-12 02:18:50,679 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_set_speed [2023-11-12 02:18:50,679 INFO L130 BoogieDeclarations]: Found specification of procedure bdevname [2023-11-12 02:18:50,680 INFO L138 BoogieDeclarations]: Found implementation of procedure bdevname [2023-11-12 02:18:50,680 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-12 02:18:50,680 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-12 02:18:50,680 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_shrink_pktlist [2023-11-12 02:18:50,680 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_shrink_pktlist [2023-11-12 02:18:50,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-11-12 02:18:50,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-11-12 02:18:50,681 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2023-11-12 02:18:50,681 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2023-11-12 02:18:50,681 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-12 02:18:50,682 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-12 02:18:50,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 02:18:50,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 02:18:50,683 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_put [2023-11-12 02:18:50,683 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_put [2023-11-12 02:18:50,683 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2023-11-12 02:18:50,683 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2023-11-12 02:18:50,683 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-12 02:18:50,683 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-12 02:18:50,684 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_mode_select [2023-11-12 02:18:50,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_mode_select [2023-11-12 02:18:50,684 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_kobj_remove [2023-11-12 02:18:50,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_kobj_remove [2023-11-12 02:18:50,684 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-12 02:18:50,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-12 02:18:50,685 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_debugfs_cleanup [2023-11-12 02:18:50,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_debugfs_cleanup [2023-11-12 02:18:50,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:18:50,685 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-12 02:18:50,685 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-12 02:18:50,686 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-12 02:18:50,686 INFO L130 BoogieDeclarations]: Found specification of procedure bio_init [2023-11-12 02:18:50,686 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_init [2023-11-12 02:18:50,686 INFO L130 BoogieDeclarations]: Found specification of procedure set_blocksize [2023-11-12 02:18:50,687 INFO L138 BoogieDeclarations]: Found implementation of procedure set_blocksize [2023-11-12 02:18:50,687 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_dump_sense [2023-11-12 02:18:50,688 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_dump_sense [2023-11-12 02:18:50,688 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_kmalloc_pool [2023-11-12 02:18:50,688 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_kmalloc_pool [2023-11-12 02:18:50,688 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2023-11-12 02:18:50,688 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2023-11-12 02:18:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:18:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2023-11-12 02:18:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2023-11-12 02:18:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_lock_door [2023-11-12 02:18:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_lock_door [2023-11-12 02:18:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_get [2023-11-12 02:18:50,692 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_get [2023-11-12 02:18:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_remove_dev [2023-11-12 02:18:50,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_remove_dev [2023-11-12 02:18:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2023-11-12 02:18:50,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2023-11-12 02:18:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2023-11-12 02:18:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2023-11-12 02:18:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:18:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2023-11-12 02:18:50,694 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2023-11-12 02:18:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:18:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-12 02:18:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-12 02:18:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 02:18:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 02:18:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-12 02:18:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-12 02:18:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2023-11-12 02:18:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2023-11-12 02:18:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2023-11-12 02:18:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2023-11-12 02:18:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-12 02:18:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-12 02:18:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-12 02:18:50,699 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-12 02:18:50,701 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-12 02:18:50,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-12 02:18:50,702 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-12 02:18:50,703 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-12 02:18:50,703 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-12 02:18:50,704 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-12 02:18:50,705 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_sysfs_cleanup [2023-11-12 02:18:50,705 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_sysfs_cleanup [2023-11-12 02:18:50,705 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2023-11-12 02:18:50,712 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2023-11-12 02:18:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_find_dev_from_minor [2023-11-12 02:18:50,713 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_find_dev_from_minor [2023-11-12 02:18:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 02:18:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-12 02:18:50,713 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-12 02:18:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-12 02:18:50,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-12 02:18:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-12 02:18:50,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-12 02:18:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure init_write_congestion_marks [2023-11-12 02:18:50,714 INFO L138 BoogieDeclarations]: Found implementation of procedure init_write_congestion_marks [2023-11-12 02:18:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-12 02:18:50,714 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-12 02:18:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 02:18:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_get_track_info [2023-11-12 02:18:50,715 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_get_track_info [2023-11-12 02:18:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:18:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2023-11-12 02:18:50,715 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2023-11-12 02:18:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 02:18:50,716 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 02:18:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure new_decode_dev [2023-11-12 02:18:50,716 INFO L138 BoogieDeclarations]: Found implementation of procedure new_decode_dev [2023-11-12 02:18:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-12 02:18:50,716 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-12 02:18:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_kobj_create [2023-11-12 02:18:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_kobj_create [2023-11-12 02:18:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 02:18:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 02:18:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2023-11-12 02:18:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2023-11-12 02:18:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:18:50,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:18:50,718 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-12 02:18:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-12 02:18:50,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:18:50,718 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_put [2023-11-12 02:18:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_put [2023-11-12 02:18:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:18:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2023-11-12 02:18:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2023-11-12 02:18:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure queue_max_segments [2023-11-12 02:18:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_max_segments [2023-11-12 02:18:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_check_events [2023-11-12 02:18:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_check_events [2023-11-12 02:18:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure init_cdrom_command [2023-11-12 02:18:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure init_cdrom_command [2023-11-12 02:18:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-12 02:18:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-12 02:18:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_mode_sense [2023-11-12 02:18:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_mode_sense [2023-11-12 02:18:50,721 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2023-11-12 02:18:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2023-11-12 02:18:50,721 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_generic_packet [2023-11-12 02:18:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_generic_packet [2023-11-12 02:18:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-12 02:18:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-12 02:18:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-12 02:18:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-12 02:18:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_hw_sectors [2023-11-12 02:18:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_hw_sectors [2023-11-12 02:18:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure pkt_flush_cache [2023-11-12 02:18:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure pkt_flush_cache [2023-11-12 02:18:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:18:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:18:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:18:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-12 02:18:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-12 02:18:51,346 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:18:51,352 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:18:51,533 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 02:18:51,737 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2023-11-12 02:18:51,737 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2023-11-12 02:18:53,272 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 02:18:53,281 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 02:18:53,283 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 02:18:53,286 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 02:18:53,291 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 02:18:53,292 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 02:18:53,299 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 02:18:55,770 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##201: assume !false; [2023-11-12 02:18:55,770 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##200: assume false; [2023-11-12 02:18:55,771 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##465: assume !false; [2023-11-12 02:18:55,771 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##464: assume false; [2023-11-12 02:18:55,771 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##243: assume false; [2023-11-12 02:18:55,771 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##244: assume !false; [2023-11-12 02:18:55,771 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##177: assume !false; [2023-11-12 02:18:55,771 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##176: assume false; [2023-11-12 02:18:55,771 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##45: assume !false; [2023-11-12 02:18:55,771 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume false; [2023-11-12 02:18:55,772 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##373: assume !false; [2023-11-12 02:18:55,772 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##372: assume false; [2023-11-12 02:18:55,772 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##342: assume !false; [2023-11-12 02:18:55,772 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##341: assume false; [2023-11-12 02:18:55,893 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:18:55,916 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:18:55,917 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:18:55,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:18:55 BoogieIcfgContainer [2023-11-12 02:18:55,922 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:18:55,926 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:18:55,926 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:18:55,930 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:18:55,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:18:46" (1/3) ... [2023-11-12 02:18:55,931 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fbb937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:18:55, skipping insertion in model container [2023-11-12 02:18:55,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:49" (2/3) ... [2023-11-12 02:18:55,933 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fbb937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:18:55, skipping insertion in model container [2023-11-12 02:18:55,933 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:18:55" (3/3) ... [2023-11-12 02:18:55,936 INFO L112 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-block-pktcdvd.ko.cil.out.i [2023-11-12 02:18:55,956 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:18:55,956 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:18:56,056 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:18:56,064 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@55b3cb6c, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:18:56,065 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:18:56,078 INFO L276 IsEmpty]: Start isEmpty. Operand has 1346 states, 954 states have (on average 1.330188679245283) internal successors, (1269), 974 states have internal predecessors, (1269), 310 states have call successors, (310), 80 states have call predecessors, (310), 80 states have return successors, (310), 307 states have call predecessors, (310), 310 states have call successors, (310) [2023-11-12 02:18:56,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-12 02:18:56,088 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:18:56,089 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] [2023-11-12 02:18:56,093 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:18:56,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:56,102 INFO L85 PathProgramCache]: Analyzing trace with hash 1439387029, now seen corresponding path program 1 times [2023-11-12 02:18:56,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:56,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418991388] [2023-11-12 02:18:56,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:56,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:56,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-12 02:18:56,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:56,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:18:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:56,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:18:56,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:18:56,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418991388] [2023-11-12 02:18:56,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418991388] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:18:56,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:18:56,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:18:56,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21302127] [2023-11-12 02:18:56,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:18:56,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:18:56,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:18:56,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:18:56,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:18:57,011 INFO L87 Difference]: Start difference. First operand has 1346 states, 954 states have (on average 1.330188679245283) internal successors, (1269), 974 states have internal predecessors, (1269), 310 states have call successors, (310), 80 states have call predecessors, (310), 80 states have return successors, (310), 307 states have call predecessors, (310), 310 states have call successors, (310) Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-12 02:19:01,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:19:01,168 INFO L93 Difference]: Finished difference Result 4181 states and 6072 transitions. [2023-11-12 02:19:01,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 02:19:01,171 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 23 [2023-11-12 02:19:01,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:19:01,216 INFO L225 Difference]: With dead ends: 4181 [2023-11-12 02:19:01,217 INFO L226 Difference]: Without dead ends: 2817 [2023-11-12 02:19:01,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:19:01,235 INFO L413 NwaCegarLoop]: 1617 mSDtfsCounter, 2395 mSDsluCounter, 2224 mSDsCounter, 0 mSdLazyCounter, 1290 mSolverCounterSat, 755 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2650 SdHoareTripleChecker+Valid, 3841 SdHoareTripleChecker+Invalid, 2045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 755 IncrementalHoareTripleChecker+Valid, 1290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2023-11-12 02:19:01,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2650 Valid, 3841 Invalid, 2045 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [755 Valid, 1290 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2023-11-12 02:19:01,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2817 states. [2023-11-12 02:19:01,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2817 to 2608. [2023-11-12 02:19:01,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2608 states, 1849 states have (on average 1.3163872363439697) internal successors, (2434), 1882 states have internal predecessors, (2434), 600 states have call successors, (600), 159 states have call predecessors, (600), 158 states have return successors, (601), 592 states have call predecessors, (601), 598 states have call successors, (601) [2023-11-12 02:19:01,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2608 states and 3635 transitions. [2023-11-12 02:19:01,578 INFO L78 Accepts]: Start accepts. Automaton has 2608 states and 3635 transitions. Word has length 23 [2023-11-12 02:19:01,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:19:01,579 INFO L495 AbstractCegarLoop]: Abstraction has 2608 states and 3635 transitions. [2023-11-12 02:19:01,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-12 02:19:01,580 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 3635 transitions. [2023-11-12 02:19:01,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-12 02:19:01,595 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:19:01,595 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:19:01,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 02:19:01,596 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:19:01,597 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:19:01,597 INFO L85 PathProgramCache]: Analyzing trace with hash -1648741791, now seen corresponding path program 1 times [2023-11-12 02:19:01,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:19:01,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533454136] [2023-11-12 02:19:01,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:19:01,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:19:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-12 02:19:02,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-12 02:19:02,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-12 02:19:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-12 02:19:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-12 02:19:02,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-12 02:19:02,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-12 02:19:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-12 02:19:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-12 02:19:02,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-12 02:19:02,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-12 02:19:02,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-12 02:19:02,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-12 02:19:02,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-12 02:19:02,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-12 02:19:02,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-12 02:19:02,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:02,214 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 02:19:02,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:19:02,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533454136] [2023-11-12 02:19:02,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533454136] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:19:02,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:19:02,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-12 02:19:02,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019540000] [2023-11-12 02:19:02,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:19:02,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-12 02:19:02,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:19:02,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 02:19:02,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-12 02:19:02,219 INFO L87 Difference]: Start difference. First operand 2608 states and 3635 transitions. Second operand has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-12 02:19:05,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:19:05,183 INFO L93 Difference]: Finished difference Result 5367 states and 7540 transitions. [2023-11-12 02:19:05,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 02:19:05,184 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 147 [2023-11-12 02:19:05,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:19:05,209 INFO L225 Difference]: With dead ends: 5367 [2023-11-12 02:19:05,209 INFO L226 Difference]: Without dead ends: 2814 [2023-11-12 02:19:05,221 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-12 02:19:05,223 INFO L413 NwaCegarLoop]: 1536 mSDtfsCounter, 727 mSDsluCounter, 3601 mSDsCounter, 0 mSdLazyCounter, 1786 mSolverCounterSat, 692 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 759 SdHoareTripleChecker+Valid, 5137 SdHoareTripleChecker+Invalid, 2478 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 692 IncrementalHoareTripleChecker+Valid, 1786 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-12 02:19:05,224 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [759 Valid, 5137 Invalid, 2478 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [692 Valid, 1786 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-12 02:19:05,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2814 states. [2023-11-12 02:19:05,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2814 to 2608. [2023-11-12 02:19:05,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2608 states, 1849 states have (on average 1.3158464034613304) internal successors, (2433), 1882 states have internal predecessors, (2433), 600 states have call successors, (600), 159 states have call predecessors, (600), 158 states have return successors, (601), 592 states have call predecessors, (601), 598 states have call successors, (601) [2023-11-12 02:19:05,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2608 states and 3634 transitions. [2023-11-12 02:19:05,403 INFO L78 Accepts]: Start accepts. Automaton has 2608 states and 3634 transitions. Word has length 147 [2023-11-12 02:19:05,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:19:05,403 INFO L495 AbstractCegarLoop]: Abstraction has 2608 states and 3634 transitions. [2023-11-12 02:19:05,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-12 02:19:05,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 3634 transitions. [2023-11-12 02:19:05,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-12 02:19:05,416 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:19:05,417 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-12 02:19:05,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-12 02:19:05,418 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:19:05,418 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:19:05,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1532332408, now seen corresponding path program 1 times [2023-11-12 02:19:05,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:19:05,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210353285] [2023-11-12 02:19:05,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:19:05,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:19:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:05,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-12 02:19:05,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:06,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-12 02:19:06,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-12 02:19:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-12 02:19:06,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-12 02:19:06,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-12 02:19:06,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-12 02:19:06,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-12 02:19:06,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-12 02:19:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-12 02:19:06,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-12 02:19:06,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-11-12 02:19:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-12 02:19:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-12 02:19:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-12 02:19:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-12 02:19:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-12 02:19:06,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-12 02:19:06,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:06,190 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-12 02:19:06,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:19:06,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210353285] [2023-11-12 02:19:06,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210353285] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:19:06,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:19:06,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 02:19:06,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521608869] [2023-11-12 02:19:06,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:19:06,195 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 02:19:06,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:19:06,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 02:19:06,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:19:06,197 INFO L87 Difference]: Start difference. First operand 2608 states and 3634 transitions. Second operand has 5 states, 5 states have (on average 22.0) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-12 02:19:09,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:19:09,100 INFO L93 Difference]: Finished difference Result 5471 states and 7699 transitions. [2023-11-12 02:19:09,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 02:19:09,105 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 159 [2023-11-12 02:19:09,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:19:09,136 INFO L225 Difference]: With dead ends: 5471 [2023-11-12 02:19:09,136 INFO L226 Difference]: Without dead ends: 2920 [2023-11-12 02:19:09,148 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-12 02:19:09,152 INFO L413 NwaCegarLoop]: 1535 mSDtfsCounter, 423 mSDsluCounter, 3150 mSDsCounter, 0 mSdLazyCounter, 1681 mSolverCounterSat, 348 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 457 SdHoareTripleChecker+Valid, 4685 SdHoareTripleChecker+Invalid, 2029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 348 IncrementalHoareTripleChecker+Valid, 1681 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-12 02:19:09,153 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [457 Valid, 4685 Invalid, 2029 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [348 Valid, 1681 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-12 02:19:09,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2920 states. [2023-11-12 02:19:09,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2920 to 2618. [2023-11-12 02:19:09,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2618 states, 1859 states have (on average 1.3162990855298549) internal successors, (2447), 1892 states have internal predecessors, (2447), 600 states have call successors, (600), 159 states have call predecessors, (600), 158 states have return successors, (601), 592 states have call predecessors, (601), 598 states have call successors, (601) [2023-11-12 02:19:09,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 2618 states and 3648 transitions. [2023-11-12 02:19:09,311 INFO L78 Accepts]: Start accepts. Automaton has 2618 states and 3648 transitions. Word has length 159 [2023-11-12 02:19:09,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:19:09,313 INFO L495 AbstractCegarLoop]: Abstraction has 2618 states and 3648 transitions. [2023-11-12 02:19:09,313 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-12 02:19:09,313 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 3648 transitions. [2023-11-12 02:19:09,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-12 02:19:09,319 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:19:09,319 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-12 02:19:09,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-12 02:19:09,320 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:19:09,320 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:19:09,320 INFO L85 PathProgramCache]: Analyzing trace with hash 227968924, now seen corresponding path program 1 times [2023-11-12 02:19:09,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:19:09,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145227121] [2023-11-12 02:19:09,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:19:09,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:19:09,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:09,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-12 02:19:09,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:09,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:09,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:09,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-12 02:19:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:10,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-12 02:19:10,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:10,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-12 02:19:10,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:10,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-12 02:19:10,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:10,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-12 02:19:10,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:10,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-12 02:19:10,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:10,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-12 02:19:10,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:10,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-12 02:19:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:10,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-12 02:19:10,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:10,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-12 02:19:10,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:10,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-12 02:19:10,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:10,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-12 02:19:10,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:10,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-12 02:19:10,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:10,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-12 02:19:10,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:10,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-12 02:19:10,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:10,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-12 02:19:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:10,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-12 02:19:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:10,158 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-12 02:19:10,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:19:10,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145227121] [2023-11-12 02:19:10,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145227121] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:19:10,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:19:10,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-12 02:19:10,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693949938] [2023-11-12 02:19:10,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:19:10,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-12 02:19:10,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:19:10,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-12 02:19:10,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-12 02:19:10,162 INFO L87 Difference]: Start difference. First operand 2618 states and 3648 transitions. Second operand has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 5 states have internal predecessors, (113), 3 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2023-11-12 02:19:13,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:19:13,787 INFO L93 Difference]: Finished difference Result 5389 states and 7570 transitions. [2023-11-12 02:19:13,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 02:19:13,789 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 5 states have internal predecessors, (113), 3 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 162 [2023-11-12 02:19:13,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:19:13,815 INFO L225 Difference]: With dead ends: 5389 [2023-11-12 02:19:13,815 INFO L226 Difference]: Without dead ends: 2822 [2023-11-12 02:19:13,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-11-12 02:19:13,834 INFO L413 NwaCegarLoop]: 1532 mSDtfsCounter, 368 mSDsluCounter, 5814 mSDsCounter, 0 mSdLazyCounter, 2717 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 400 SdHoareTripleChecker+Valid, 7346 SdHoareTripleChecker+Invalid, 3045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 2717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-11-12 02:19:13,836 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [400 Valid, 7346 Invalid, 3045 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [328 Valid, 2717 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2023-11-12 02:19:13,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2822 states. [2023-11-12 02:19:13,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2822 to 2616. [2023-11-12 02:19:13,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2616 states, 1858 states have (on average 1.3159311087190528) internal successors, (2445), 1890 states have internal predecessors, (2445), 599 states have call successors, (599), 159 states have call predecessors, (599), 158 states have return successors, (600), 591 states have call predecessors, (600), 597 states have call successors, (600) [2023-11-12 02:19:13,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 2616 states and 3644 transitions. [2023-11-12 02:19:13,983 INFO L78 Accepts]: Start accepts. Automaton has 2616 states and 3644 transitions. Word has length 162 [2023-11-12 02:19:13,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:19:13,984 INFO L495 AbstractCegarLoop]: Abstraction has 2616 states and 3644 transitions. [2023-11-12 02:19:13,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 5 states have internal predecessors, (113), 3 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2023-11-12 02:19:13,984 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 3644 transitions. [2023-11-12 02:19:13,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-12 02:19:13,990 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:19:13,990 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-12 02:19:13,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-12 02:19:13,991 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:19:13,991 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:19:13,991 INFO L85 PathProgramCache]: Analyzing trace with hash 487627627, now seen corresponding path program 1 times [2023-11-12 02:19:13,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:19:13,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689087409] [2023-11-12 02:19:13,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:19:13,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:19:14,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-12 02:19:14,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:14,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-12 02:19:14,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-12 02:19:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:14,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-12 02:19:14,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-12 02:19:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-12 02:19:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-12 02:19:14,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-12 02:19:14,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-12 02:19:14,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-11-12 02:19:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-12 02:19:14,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-12 02:19:14,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-12 02:19:14,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-12 02:19:14,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-12 02:19:14,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-12 02:19:14,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-12 02:19:14,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-12 02:19:14,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-12 02:19:14,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:14,818 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-12 02:19:14,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:19:14,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689087409] [2023-11-12 02:19:14,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689087409] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:19:14,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:19:14,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 02:19:14,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430045981] [2023-11-12 02:19:14,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:19:14,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 02:19:14,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:19:14,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 02:19:14,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:19:14,821 INFO L87 Difference]: Start difference. First operand 2616 states and 3644 transitions. Second operand has 5 states, 5 states have (on average 25.2) internal successors, (126), 3 states have internal predecessors, (126), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-12 02:19:17,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:19:17,262 INFO L93 Difference]: Finished difference Result 5387 states and 7571 transitions. [2023-11-12 02:19:17,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:19:17,263 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.2) internal successors, (126), 3 states have internal predecessors, (126), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 182 [2023-11-12 02:19:17,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:19:17,288 INFO L225 Difference]: With dead ends: 5387 [2023-11-12 02:19:17,288 INFO L226 Difference]: Without dead ends: 2826 [2023-11-12 02:19:17,299 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:19:17,300 INFO L413 NwaCegarLoop]: 1540 mSDtfsCounter, 729 mSDsluCounter, 2264 mSDsCounter, 0 mSdLazyCounter, 1238 mSolverCounterSat, 680 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 761 SdHoareTripleChecker+Valid, 3804 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 680 IncrementalHoareTripleChecker+Valid, 1238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-12 02:19:17,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [761 Valid, 3804 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [680 Valid, 1238 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-12 02:19:17,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2826 states. [2023-11-12 02:19:17,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2826 to 2616. [2023-11-12 02:19:17,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2616 states, 1858 states have (on average 1.314854682454252) internal successors, (2443), 1890 states have internal predecessors, (2443), 599 states have call successors, (599), 159 states have call predecessors, (599), 158 states have return successors, (600), 591 states have call predecessors, (600), 597 states have call successors, (600) [2023-11-12 02:19:17,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 2616 states and 3642 transitions. [2023-11-12 02:19:17,446 INFO L78 Accepts]: Start accepts. Automaton has 2616 states and 3642 transitions. Word has length 182 [2023-11-12 02:19:17,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:19:17,447 INFO L495 AbstractCegarLoop]: Abstraction has 2616 states and 3642 transitions. [2023-11-12 02:19:17,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.2) internal successors, (126), 3 states have internal predecessors, (126), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-12 02:19:17,447 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 3642 transitions. [2023-11-12 02:19:17,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-12 02:19:17,453 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:19:17,453 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-12 02:19:17,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-12 02:19:17,453 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:19:17,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:19:17,454 INFO L85 PathProgramCache]: Analyzing trace with hash -1425688186, now seen corresponding path program 1 times [2023-11-12 02:19:17,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:19:17,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903766812] [2023-11-12 02:19:17,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:19:17,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:19:17,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:17,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-12 02:19:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:17,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:17,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:17,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-12 02:19:17,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-12 02:19:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:18,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:18,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-12 02:19:18,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-12 02:19:18,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-12 02:19:18,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-12 02:19:18,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-12 02:19:18,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-12 02:19:18,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-12 02:19:18,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-12 02:19:18,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-12 02:19:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-12 02:19:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-12 02:19:18,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-12 02:19:18,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-12 02:19:18,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-12 02:19:18,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-12 02:19:18,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-12 02:19:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-12 02:19:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:18,152 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-12 02:19:18,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:19:18,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903766812] [2023-11-12 02:19:18,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903766812] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:19:18,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:19:18,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-12 02:19:18,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528343389] [2023-11-12 02:19:18,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:19:18,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-12 02:19:18,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:19:18,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-12 02:19:18,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-12 02:19:18,156 INFO L87 Difference]: Start difference. First operand 2616 states and 3642 transitions. Second operand has 8 states, 8 states have (on average 16.25) internal successors, (130), 6 states have internal predecessors, (130), 3 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2023-11-12 02:19:22,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:19:22,047 INFO L93 Difference]: Finished difference Result 5423 states and 7610 transitions. [2023-11-12 02:19:22,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-12 02:19:22,048 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.25) internal successors, (130), 6 states have internal predecessors, (130), 3 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 188 [2023-11-12 02:19:22,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:19:22,075 INFO L225 Difference]: With dead ends: 5423 [2023-11-12 02:19:22,075 INFO L226 Difference]: Without dead ends: 2822 [2023-11-12 02:19:22,087 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2023-11-12 02:19:22,088 INFO L413 NwaCegarLoop]: 1548 mSDtfsCounter, 372 mSDsluCounter, 7215 mSDsCounter, 0 mSdLazyCounter, 3265 mSolverCounterSat, 324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 404 SdHoareTripleChecker+Valid, 8763 SdHoareTripleChecker+Invalid, 3589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 3265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2023-11-12 02:19:22,089 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [404 Valid, 8763 Invalid, 3589 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [324 Valid, 3265 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2023-11-12 02:19:22,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2822 states. [2023-11-12 02:19:22,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2822 to 2616. [2023-11-12 02:19:22,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2616 states, 1858 states have (on average 1.3143164693218514) internal successors, (2442), 1890 states have internal predecessors, (2442), 599 states have call successors, (599), 159 states have call predecessors, (599), 158 states have return successors, (600), 591 states have call predecessors, (600), 597 states have call successors, (600) [2023-11-12 02:19:22,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 2616 states and 3641 transitions. [2023-11-12 02:19:22,256 INFO L78 Accepts]: Start accepts. Automaton has 2616 states and 3641 transitions. Word has length 188 [2023-11-12 02:19:22,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:19:22,257 INFO L495 AbstractCegarLoop]: Abstraction has 2616 states and 3641 transitions. [2023-11-12 02:19:22,258 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.25) internal successors, (130), 6 states have internal predecessors, (130), 3 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2023-11-12 02:19:22,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 3641 transitions. [2023-11-12 02:19:22,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-12 02:19:22,264 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:19:22,265 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-12 02:19:22,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-12 02:19:22,265 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:19:22,266 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:19:22,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1401903456, now seen corresponding path program 1 times [2023-11-12 02:19:22,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:19:22,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322692856] [2023-11-12 02:19:22,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:19:22,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:19:22,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-12 02:19:22,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-12 02:19:22,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-12 02:19:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:22,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:22,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-12 02:19:22,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-12 02:19:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-12 02:19:22,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-12 02:19:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2023-11-12 02:19:22,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-12 02:19:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-12 02:19:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-12 02:19:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-12 02:19:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-12 02:19:22,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-12 02:19:22,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2023-11-12 02:19:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-11-12 02:19:22,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2023-11-12 02:19:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-12 02:19:22,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-11-12 02:19:22,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:22,905 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-12 02:19:22,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:19:22,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322692856] [2023-11-12 02:19:22,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322692856] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:19:22,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:19:22,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-12 02:19:22,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089721911] [2023-11-12 02:19:22,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:19:22,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-12 02:19:22,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:19:22,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 02:19:22,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-12 02:19:22,909 INFO L87 Difference]: Start difference. First operand 2616 states and 3641 transitions. Second operand has 6 states, 6 states have (on average 21.5) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-12 02:19:26,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:19:26,344 INFO L93 Difference]: Finished difference Result 6565 states and 9445 transitions. [2023-11-12 02:19:26,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 02:19:26,345 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.5) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 185 [2023-11-12 02:19:26,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:19:26,377 INFO L225 Difference]: With dead ends: 6565 [2023-11-12 02:19:26,377 INFO L226 Difference]: Without dead ends: 3996 [2023-11-12 02:19:26,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-12 02:19:26,388 INFO L413 NwaCegarLoop]: 2462 mSDtfsCounter, 1351 mSDsluCounter, 5124 mSDsCounter, 0 mSdLazyCounter, 2091 mSolverCounterSat, 703 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1559 SdHoareTripleChecker+Valid, 7586 SdHoareTripleChecker+Invalid, 2794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 703 IncrementalHoareTripleChecker+Valid, 2091 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-11-12 02:19:26,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1559 Valid, 7586 Invalid, 2794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [703 Valid, 2091 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2023-11-12 02:19:26,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3996 states. [2023-11-12 02:19:26,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3996 to 2618. [2023-11-12 02:19:26,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2618 states, 1860 states have (on average 1.313978494623656) internal successors, (2444), 1892 states have internal predecessors, (2444), 599 states have call successors, (599), 159 states have call predecessors, (599), 158 states have return successors, (600), 591 states have call predecessors, (600), 597 states have call successors, (600) [2023-11-12 02:19:26,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 2618 states and 3643 transitions. [2023-11-12 02:19:26,554 INFO L78 Accepts]: Start accepts. Automaton has 2618 states and 3643 transitions. Word has length 185 [2023-11-12 02:19:26,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:19:26,554 INFO L495 AbstractCegarLoop]: Abstraction has 2618 states and 3643 transitions. [2023-11-12 02:19:26,554 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.5) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-12 02:19:26,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 3643 transitions. [2023-11-12 02:19:26,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-12 02:19:26,561 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:19:26,561 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-12 02:19:26,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-12 02:19:26,561 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:19:26,562 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:19:26,562 INFO L85 PathProgramCache]: Analyzing trace with hash -638174076, now seen corresponding path program 1 times [2023-11-12 02:19:26,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:19:26,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700672727] [2023-11-12 02:19:26,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:19:26,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:19:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat