./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-myri10ge-myri10ge-ko--138_1a--7cb2521.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-myri10ge-myri10ge-ko--138_1a--7cb2521.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 07c71163cca98a7315d102a53341928008fdb2c4eb6a49fecd43ab89ab100510 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:42:00,460 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:42:00,553 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 02:42:00,561 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:42:00,561 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:42:00,595 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:42:00,596 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:42:00,597 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:42:00,597 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:42:00,597 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:42:00,598 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:42:00,598 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:42:00,598 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:42:00,598 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 02:42:00,598 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:42:00,598 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:42:00,598 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 02:42:00,598 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 02:42:00,599 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:42:00,599 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 02:42:00,599 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 02:42:00,599 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 02:42:00,599 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:42:00,600 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:42:00,600 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 02:42:00,600 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:42:00,600 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:42:00,600 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:42:00,600 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:42:00,600 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:42:00,600 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:42:00,600 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:42:00,601 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:42:00,601 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:42:00,601 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:42:00,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:42:00,601 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:42:00,601 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:42:00,601 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:42:00,601 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 02:42:00,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 02:42:00,602 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:42:00,602 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:42:00,602 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 02:42:00,602 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E 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 -> Taipan 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 -> 07c71163cca98a7315d102a53341928008fdb2c4eb6a49fecd43ab89ab100510 [2024-11-14 02:42:00,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:42:00,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:42:00,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:42:00,951 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:42:00,952 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:42:00,953 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-myri10ge-myri10ge-ko--138_1a--7cb2521.i Unable to find full path for "g++" [2024-11-14 02:42:02,913 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:42:03,611 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:42:03,613 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-myri10ge-myri10ge-ko--138_1a--7cb2521.i [2024-11-14 02:42:03,672 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/data/075be9074/d23bd9c319e344cc87bdedee759b6c75/FLAGb35ac3754 [2024-11-14 02:42:03,694 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/data/075be9074/d23bd9c319e344cc87bdedee759b6c75 [2024-11-14 02:42:03,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:42:03,698 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:42:03,700 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:42:03,701 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:42:03,706 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:42:03,707 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:42:03" (1/1) ... [2024-11-14 02:42:03,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61bd645e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:03, skipping insertion in model container [2024-11-14 02:42:03,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:42:03" (1/1) ... [2024-11-14 02:42:03,847 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:42:06,523 WARN L250 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_07711eb8-fedb-4bec-a79d-6219bde1c9fa/sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-myri10ge-myri10ge-ko--138_1a--7cb2521.i[335665,335678] [2024-11-14 02:42:06,581 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:42:06,688 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:42:06,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [5142] [2024-11-14 02:42:06,848 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"); [5163] [2024-11-14 02:42:06,849 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)); [5170] [2024-11-14 02:42:06,850 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 %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5178-5179] [2024-11-14 02:42:06,850 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 %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5187-5188] [2024-11-14 02:42:06,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [5218] [2024-11-14 02:42:06,854 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5221] [2024-11-14 02:42:06,854 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5224] [2024-11-14 02:42:06,854 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5227] [2024-11-14 02:42:06,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/vladimir/commit-test/commit-test-work/task-097--linux-stable--dir/inst/current/envs/linux-stable-7cb2521/linux-stable-7cb2521/arch/x86/include/asm/paravirt.h"), "i" (853), "i" (12UL)); [5282-5283] [2024-11-14 02:42:06,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5288-5290] [2024-11-14 02:42:06,860 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [5312] [2024-11-14 02:42:06,861 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)); [5340] [2024-11-14 02:42:06,873 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1,%0\n adcl $0xffff,%0": "=r" (sum): "r" (sum << 16), "0" (sum & 4294901760U)); [5492] [2024-11-14 02:42:06,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" movl (%1), %0\n subl $4, %2\n jbe 2f\n addl 4(%1), %0\n adcl 8(%1), %0\n adcl 12(%1), %0\n1: adcl 16(%1), %0\n lea 4(%1), %1\n decl %2\n jne\t1b\n adcl $0, %0\n movl %0, %2\n shrl $16, %0\n addw %w2, %w0\n adcl $0, %0\n notl %0\n2:": "=r" (sum), "=r" (iph), "=r" (ihl): "1" (iph), "2" (ihl): "memory"); [5500-5501] [2024-11-14 02:42:06,875 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1, %0\n adcl %2, %0\n adcl %3, %0\n adcl $0, %0\n": "=r" (sum): "g" (daddr), "g" (saddr), "g" (((int )len + (int )proto) << 8), "0" (sum)); [5509-5510] [2024-11-14 02:42:06,880 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/mm.h"), "i" (370), "i" (12UL)); [5590-5591] [2024-11-14 02:42:06,886 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/mm.h"), "i" (382), "i" (12UL)); [5603-5604] [2024-11-14 02:42:06,887 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5626] [2024-11-14 02:42:06,888 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5634] [2024-11-14 02:42:06,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr))); [5642] [2024-11-14 02:42:06,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr))); [5649] [2024-11-14 02:42:06,893 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr))); [5656] [2024-11-14 02:42:06,901 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (18), "i" (12UL)); [5724-5725] [2024-11-14 02:42:06,904 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (35), "i" (12UL)); [5753-5754] [2024-11-14 02:42:06,906 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (78), "i" (12UL)); [5787-5788] [2024-11-14 02:42:06,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (90), "i" (12UL)); [5811-5812] [2024-11-14 02:42:06,927 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (470), "i" (12UL)); [6152-6153] [2024-11-14 02:42:06,928 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6158] [2024-11-14 02:42:06,935 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6351] [2024-11-14 02:42:06,936 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6354] [2024-11-14 02:42:06,937 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6357] [2024-11-14 02:42:06,937 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6360] [2024-11-14 02:42:06,938 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6391] [2024-11-14 02:42:06,939 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6394] [2024-11-14 02:42:06,939 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6397] [2024-11-14 02:42:06,939 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6400] [2024-11-14 02:42:06,986 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6734] [2024-11-14 02:42:06,987 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6741] [2024-11-14 02:42:06,995 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6877] [2024-11-14 02:42:07,006 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6990] [2024-11-14 02:42:07,018 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7132] [2024-11-14 02:42:07,020 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7147] [2024-11-14 02:42:07,020 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7149] [2024-11-14 02:42:07,043 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [7453] [2024-11-14 02:42:07,043 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7456] [2024-11-14 02:42:07,043 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7459] [2024-11-14 02:42:07,043 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7462] [2024-11-14 02:42:07,052 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7570] [2024-11-14 02:42:07,053 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7572] [2024-11-14 02:42:07,053 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7575] [2024-11-14 02:42:07,071 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)va) [7739] [2024-11-14 02:42:07,084 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7862] [2024-11-14 02:42:07,084 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7863] [2024-11-14 02:42:07,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8057] [2024-11-14 02:42:07,115 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8083] [2024-11-14 02:42:07,210 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9589] [2024-11-14 02:42:07,214 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9654] [2024-11-14 02:42:07,216 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9676] [2024-11-14 02:42:07,217 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9685] [2024-11-14 02:42:07,218 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9700] [2024-11-14 02:42:07,219 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9706] [2024-11-14 02:42:07,243 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10005] [2024-11-14 02:42:07,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10006] [2024-11-14 02:42:07,258 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)ha->list.next) [10209] [2024-11-14 02:42:07,278 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/vladimir/commit-test/commit-test-work/task-097--linux-stable--dir/work/current--X--drivers/net/myri10ge/myri10ge.ko--X--defaultlinux-stable-7cb2521--X--138_1a--X--cpachecker/linux-stable-7cb2521/csd_deg_dscv/11/dscv_tempdir/dscv/ri/138_1a/drivers/net/myri10ge/myri10ge.c.prepared"), "i" (3346), "i" (12UL)); [10460-10461] [2024-11-14 02:42:07,280 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/vladimir/commit-test/commit-test-work/task-097--linux-stable--dir/work/current--X--drivers/net/myri10ge/myri10ge.ko--X--defaultlinux-stable-7cb2521--X--138_1a--X--cpachecker/linux-stable-7cb2521/csd_deg_dscv/11/dscv_tempdir/dscv/ri/138_1a/drivers/net/myri10ge/myri10ge.c.prepared"), "i" (3354), "i" (12UL)); [10479-10480] [2024-11-14 02:42:07,346 WARN L250 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_07711eb8-fedb-4bec-a79d-6219bde1c9fa/sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-myri10ge-myri10ge-ko--138_1a--7cb2521.i[335665,335678] [2024-11-14 02:42:07,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:42:07,741 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:42:07,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:07 WrapperNode [2024-11-14 02:42:07,742 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:42:07,743 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:42:07,744 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:42:07,744 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:42:07,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:07" (1/1) ... [2024-11-14 02:42:07,871 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:07" (1/1) ... [2024-11-14 02:42:08,234 INFO L138 Inliner]: procedures = 388, calls = 4956, calls flagged for inlining = 212, calls inlined = 186, statements flattened = 10222 [2024-11-14 02:42:08,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:42:08,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:42:08,236 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:42:08,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:42:08,245 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:07" (1/1) ... [2024-11-14 02:42:08,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:07" (1/1) ... [2024-11-14 02:42:08,321 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:07" (1/1) ... [2024-11-14 02:42:08,321 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:07" (1/1) ... [2024-11-14 02:42:08,549 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:07" (1/1) ... [2024-11-14 02:42:08,600 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:07" (1/1) ... [2024-11-14 02:42:08,638 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:07" (1/1) ... [2024-11-14 02:42:08,672 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:07" (1/1) ... [2024-11-14 02:42:08,730 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:42:08,732 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:42:08,732 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:42:08,733 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:42:08,734 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:07" (1/1) ... [2024-11-14 02:42:08,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:42:08,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:42:08,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:42:08,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:42:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2024-11-14 02:42:08,813 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2024-11-14 02:42:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_request_irq [2024-11-14 02:42:08,813 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_request_irq [2024-11-14 02:42:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2024-11-14 02:42:08,813 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2024-11-14 02:42:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2024-11-14 02:42:08,814 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2024-11-14 02:42:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-14 02:42:08,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-14 02:42:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_sw_tso [2024-11-14 02:42:08,814 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_sw_tso [2024-11-14 02:42:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2024-11-14 02:42:08,814 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2024-11-14 02:42:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-14 02:42:08,814 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-14 02:42:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent [2024-11-14 02:42:08,815 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent [2024-11-14 02:42:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2024-11-14 02:42:08,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2024-11-14 02:42:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-14 02:42:08,815 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-14 02:42:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-14 02:42:08,815 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-14 02:42:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-14 02:42:08,815 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-14 02:42:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-14 02:42:08,815 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-14 02:42:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2024-11-14 02:42:08,815 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2024-11-14 02:42:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2024-11-14 02:42:08,815 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2024-11-14 02:42:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2024-11-14 02:42:08,815 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2024-11-14 02:42:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2024-11-14 02:42:08,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2024-11-14 02:42:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_free_rings [2024-11-14 02:42:08,815 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_free_rings [2024-11-14 02:42:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2024-11-14 02:42:08,816 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2024-11-14 02:42:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-14 02:42:08,816 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-14 02:42:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-14 02:42:08,816 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-14 02:42:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-14 02:42:08,816 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-14 02:42:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_change_pause [2024-11-14 02:42:08,816 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_change_pause [2024-11-14 02:42:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-14 02:42:08,816 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-14 02:42:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 02:42:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-14 02:42:08,816 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-14 02:42:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_close [2024-11-14 02:42:08,816 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_close [2024-11-14 02:42:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_update_dca [2024-11-14 02:42:08,817 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_update_dca [2024-11-14 02:42:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-14 02:42:08,817 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-14 02:42:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-14 02:42:08,817 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-14 02:42:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-14 02:42:08,817 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-14 02:42:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-14 02:42:08,817 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-14 02:42:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_teardown_dca [2024-11-14 02:42:08,817 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_teardown_dca [2024-11-14 02:42:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-14 02:42:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2024-11-14 02:42:08,817 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2024-11-14 02:42:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-14 02:42:08,817 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-14 02:42:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2024-11-14 02:42:08,817 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2024-11-14 02:42:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-14 02:42:08,821 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-14 02:42:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-14 02:42:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-14 02:42:08,821 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-14 02:42:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_update_mac_address [2024-11-14 02:42:08,821 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_update_mac_address [2024-11-14 02:42:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 02:42:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-14 02:42:08,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-14 02:42:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get_queue_mapping [2024-11-14 02:42:08,821 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get_queue_mapping [2024-11-14 02:42:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_alloc_rx_pages [2024-11-14 02:42:08,821 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_alloc_rx_pages [2024-11-14 02:42:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-14 02:42:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-14 02:42:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2024-11-14 02:42:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2024-11-14 02:42:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_get_stats [2024-11-14 02:42:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_get_stats [2024-11-14 02:42:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_set_multicast_list [2024-11-14 02:42:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_set_multicast_list [2024-11-14 02:42:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-11-14 02:42:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-11-14 02:42:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-14 02:42:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-14 02:42:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2024-11-14 02:42:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2024-11-14 02:42:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 02:42:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_coherent [2024-11-14 02:42:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_coherent [2024-11-14 02:42:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:42:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 02:42:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2024-11-14 02:42:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2024-11-14 02:42:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-14 02:42:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-14 02:42:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2024-11-14 02:42:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2024-11-14 02:42:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_toggle_relaxed [2024-11-14 02:42:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_toggle_relaxed [2024-11-14 02:42:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2024-11-14 02:42:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2024-11-14 02:42:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2024-11-14 02:42:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2024-11-14 02:42:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-14 02:42:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-14 02:42:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-14 02:42:08,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-14 02:42:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_send_cmd [2024-11-14 02:42:08,826 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_send_cmd [2024-11-14 02:42:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure mtrr_del [2024-11-14 02:42:08,827 INFO L138 BoogieDeclarations]: Found implementation of procedure mtrr_del [2024-11-14 02:42:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure set_fw_name [2024-11-14 02:42:08,827 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fw_name [2024-11-14 02:42:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-14 02:42:08,827 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-14 02:42:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-14 02:42:08,827 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-14 02:42:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:42:08,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:42:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-14 02:42:08,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-14 02:42:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure put_be32 [2024-11-14 02:42:08,827 INFO L138 BoogieDeclarations]: Found implementation of procedure put_be32 [2024-11-14 02:42:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-14 02:42:08,827 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-14 02:42:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-14 02:42:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-14 02:42:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-14 02:42:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-14 02:42:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2024-11-14 02:42:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2024-11-14 02:42:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso_v6 [2024-11-14 02:42:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso_v6 [2024-11-14 02:42:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2024-11-14 02:42:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2024-11-14 02:42:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2024-11-14 02:42:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2024-11-14 02:42:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-14 02:42:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-14 02:42:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2024-11-14 02:42:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2024-11-14 02:42:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2024-11-14 02:42:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2024-11-14 02:42:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_free_slices [2024-11-14 02:42:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_free_slices [2024-11-14 02:42:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_unmap_rx_page [2024-11-14 02:42:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_unmap_rx_page [2024-11-14 02:42:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-14 02:42:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-14 02:42:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-14 02:42:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-14 02:42:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_real_num_tx_queues [2024-11-14 02:42:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_real_num_tx_queues [2024-11-14 02:42:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2024-11-14 02:42:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2024-11-14 02:42:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2024-11-14 02:42:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2024-11-14 02:42:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_dummy_rdma [2024-11-14 02:42:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_dummy_rdma [2024-11-14 02:42:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2024-11-14 02:42:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2024-11-14 02:42:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 02:42:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2024-11-14 02:42:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2024-11-14 02:42:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-14 02:42:08,831 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-14 02:42:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 02:42:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2024-11-14 02:42:08,831 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2024-11-14 02:42:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 02:42:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-14 02:42:08,831 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-14 02:42:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-14 02:42:08,832 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-14 02:42:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2024-11-14 02:42:08,832 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2024-11-14 02:42:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-14 02:42:08,832 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-14 02:42:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-14 02:42:08,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-14 02:42:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_reset [2024-11-14 02:42:08,832 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_reset [2024-11-14 02:42:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_load_firmware [2024-11-14 02:42:08,832 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_load_firmware [2024-11-14 02:42:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-14 02:42:08,832 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-14 02:42:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2024-11-14 02:42:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2024-11-14 02:42:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-11-14 02:42:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-11-14 02:42:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure __iowrite64_copy [2024-11-14 02:42:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __iowrite64_copy [2024-11-14 02:42:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2024-11-14 02:42:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2024-11-14 02:42:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_open [2024-11-14 02:42:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_open [2024-11-14 02:42:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2024-11-14 02:42:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2024-11-14 02:42:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2024-11-14 02:42:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2024-11-14 02:42:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_setup_dca [2024-11-14 02:42:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_setup_dca [2024-11-14 02:42:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-14 02:42:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-14 02:42:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-14 02:42:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-14 02:42:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-14 02:42:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-14 02:42:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_validate_firmware [2024-11-14 02:42:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_validate_firmware [2024-11-14 02:42:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 02:42:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2024-11-14 02:42:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2024-11-14 02:42:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-14 02:42:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-14 02:42:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_xmit [2024-11-14 02:42:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_xmit [2024-11-14 02:42:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-14 02:42:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-14 02:42:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-11-14 02:42:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-11-14 02:42:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-14 02:42:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-14 02:42:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2024-11-14 02:42:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2024-11-14 02:42:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_dma_test [2024-11-14 02:42:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_dma_test [2024-11-14 02:42:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2024-11-14 02:42:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2024-11-14 02:42:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2024-11-14 02:42:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2024-11-14 02:42:08,927 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_get_firmware_capabilities [2024-11-14 02:42:08,927 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_get_firmware_capabilities [2024-11-14 02:42:08,927 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2024-11-14 02:42:08,928 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2024-11-14 02:42:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2024-11-14 02:42:08,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2024-11-14 02:42:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-11-14 02:42:08,928 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-11-14 02:42:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-14 02:42:08,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-14 02:42:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-14 02:42:08,928 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-14 02:42:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure myri10ge_free_irq [2024-11-14 02:42:08,928 INFO L138 BoogieDeclarations]: Found implementation of procedure myri10ge_free_irq [2024-11-14 02:42:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-14 02:42:08,928 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-14 02:42:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2024-11-14 02:42:08,929 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2024-11-14 02:42:08,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 02:42:10,228 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:42:10,232 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:42:33,801 INFO L? ?]: Removed 3193 outVars from TransFormulas that were not future-live. [2024-11-14 02:42:33,801 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:42:37,464 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:42:37,465 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 02:42:37,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:42:37 BoogieIcfgContainer [2024-11-14 02:42:37,465 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:42:37,468 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:42:37,468 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:42:37,473 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:42:37,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:42:03" (1/3) ... [2024-11-14 02:42:37,474 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60f5516a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:42:37, skipping insertion in model container [2024-11-14 02:42:37,474 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:07" (2/3) ... [2024-11-14 02:42:37,474 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60f5516a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:42:37, skipping insertion in model container [2024-11-14 02:42:37,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:42:37" (3/3) ... [2024-11-14 02:42:37,476 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_drivers-net-myri10ge-myri10ge-ko--138_1a--7cb2521.i [2024-11-14 02:42:37,495 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:42:37,498 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG m0_drivers-net-myri10ge-myri10ge-ko--138_1a--7cb2521.i that has 126 procedures, 2036 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2024-11-14 02:42:37,607 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:42:37,621 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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;@4618cf71, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:42:37,621 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 02:42:37,632 INFO L276 IsEmpty]: Start isEmpty. Operand has 2036 states, 1270 states have (on average 1.3055118110236221) internal successors, (1658), 1308 states have internal predecessors, (1658), 639 states have call successors, (639), 125 states have call predecessors, (639), 125 states have return successors, (639), 634 states have call predecessors, (639), 639 states have call successors, (639) [2024-11-14 02:42:37,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-14 02:42:37,645 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:42:37,645 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:42:37,646 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:42:37,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:42:37,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1558684767, now seen corresponding path program 1 times [2024-11-14 02:42:37,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:42:37,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135109050] [2024-11-14 02:42:37,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:37,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:42:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:42:45,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 02:42:45,058 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:42:45,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135109050] [2024-11-14 02:42:45,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135109050] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:42:45,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:42:45,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 02:42:45,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406202221] [2024-11-14 02:42:45,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:42:45,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:42:45,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:42:45,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:42:45,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:42:45,100 INFO L87 Difference]: Start difference. First operand has 2036 states, 1270 states have (on average 1.3055118110236221) internal successors, (1658), 1308 states have internal predecessors, (1658), 639 states have call successors, (639), 125 states have call predecessors, (639), 125 states have return successors, (639), 634 states have call predecessors, (639), 639 states have call successors, (639) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-14 02:42:47,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:42:52,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 02:42:57,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 02:42:59,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 02:43:01,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:43:01,242 INFO L93 Difference]: Finished difference Result 4053 states and 5849 transitions. [2024-11-14 02:43:01,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:43:01,247 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 15 [2024-11-14 02:43:01,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:43:01,322 INFO L225 Difference]: With dead ends: 4053 [2024-11-14 02:43:01,322 INFO L226 Difference]: Without dead ends: 4023 [2024-11-14 02:43:01,333 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:43:01,339 INFO L432 NwaCegarLoop]: 2651 mSDtfsCounter, 2923 mSDsluCounter, 2606 mSDsCounter, 0 mSdLazyCounter, 601 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2923 SdHoareTripleChecker+Valid, 5257 SdHoareTripleChecker+Invalid, 608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 601 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2024-11-14 02:43:01,340 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2923 Valid, 5257 Invalid, 608 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 601 Invalid, 4 Unknown, 0 Unchecked, 15.7s Time] [2024-11-14 02:43:01,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4023 states. [2024-11-14 02:43:01,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4023 to 4017. [2024-11-14 02:43:01,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4017 states, 2500 states have (on average 1.298) internal successors, (3245), 2576 states have internal predecessors, (3245), 1268 states have call successors, (1268), 248 states have call predecessors, (1268), 248 states have return successors, (1271), 1255 states have call predecessors, (1271), 1268 states have call successors, (1271) [2024-11-14 02:43:01,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4017 states to 4017 states and 5784 transitions. [2024-11-14 02:43:01,897 INFO L78 Accepts]: Start accepts. Automaton has 4017 states and 5784 transitions. Word has length 15 [2024-11-14 02:43:01,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:43:01,899 INFO L471 AbstractCegarLoop]: Abstraction has 4017 states and 5784 transitions. [2024-11-14 02:43:01,899 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-14 02:43:01,899 INFO L276 IsEmpty]: Start isEmpty. Operand 4017 states and 5784 transitions. [2024-11-14 02:43:01,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2024-11-14 02:43:01,954 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:43:01,954 INFO L215 NwaCegarLoop]: trace histogram [10, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:43:01,955 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 02:43:01,955 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:43:01,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:43:01,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1521635300, now seen corresponding path program 1 times [2024-11-14 02:43:01,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:43:01,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529881089] [2024-11-14 02:43:01,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:43:01,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:43:07,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:43:09,819 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-11-14 02:43:09,820 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:43:09,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529881089] [2024-11-14 02:43:09,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529881089] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:43:09,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:43:09,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 02:43:09,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714814494] [2024-11-14 02:43:09,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:43:09,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:43:09,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:43:09,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:43:09,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:43:09,828 INFO L87 Difference]: Start difference. First operand 4017 states and 5784 transitions. Second operand has 3 states, 3 states have (on average 65.0) internal successors, (195), 3 states have internal predecessors, (195), 2 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2024-11-14 02:43:11,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:43:14,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:43:21,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 02:43:23,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 02:43:26,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:43:26,508 INFO L93 Difference]: Finished difference Result 8026 states and 11558 transitions. [2024-11-14 02:43:26,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:43:26,509 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 65.0) internal successors, (195), 3 states have internal predecessors, (195), 2 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) Word has length 346 [2024-11-14 02:43:26,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:43:26,553 INFO L225 Difference]: With dead ends: 8026 [2024-11-14 02:43:26,553 INFO L226 Difference]: Without dead ends: 4019 [2024-11-14 02:43:26,581 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:43:26,582 INFO L432 NwaCegarLoop]: 2610 mSDtfsCounter, 0 mSDsluCounter, 2606 mSDsCounter, 0 mSdLazyCounter, 603 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5216 SdHoareTripleChecker+Invalid, 607 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 603 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2024-11-14 02:43:26,583 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5216 Invalid, 607 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 603 Invalid, 4 Unknown, 0 Unchecked, 16.4s Time] [2024-11-14 02:43:26,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4019 states. [2024-11-14 02:43:26,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4019 to 4019. [2024-11-14 02:43:26,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4019 states, 2502 states have (on average 1.297761790567546) internal successors, (3247), 2578 states have internal predecessors, (3247), 1268 states have call successors, (1268), 248 states have call predecessors, (1268), 248 states have return successors, (1271), 1255 states have call predecessors, (1271), 1268 states have call successors, (1271) [2024-11-14 02:43:26,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4019 states to 4019 states and 5786 transitions. [2024-11-14 02:43:26,895 INFO L78 Accepts]: Start accepts. Automaton has 4019 states and 5786 transitions. Word has length 346 [2024-11-14 02:43:26,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:43:26,898 INFO L471 AbstractCegarLoop]: Abstraction has 4019 states and 5786 transitions. [2024-11-14 02:43:26,899 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.0) internal successors, (195), 3 states have internal predecessors, (195), 2 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2024-11-14 02:43:26,899 INFO L276 IsEmpty]: Start isEmpty. Operand 4019 states and 5786 transitions. [2024-11-14 02:43:26,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2024-11-14 02:43:26,926 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:43:26,926 INFO L215 NwaCegarLoop]: trace histogram [10, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:43:26,927 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 02:43:26,927 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:43:26,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:43:26,928 INFO L85 PathProgramCache]: Analyzing trace with hash -493051463, now seen corresponding path program 1 times [2024-11-14 02:43:26,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:43:26,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164705033] [2024-11-14 02:43:26,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:43:26,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:43:33,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:43:35,558 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-11-14 02:43:35,559 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:43:35,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164705033] [2024-11-14 02:43:35,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164705033] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:43:35,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1533614397] [2024-11-14 02:43:35,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:43:35,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:43:35,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:43:35,564 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:43:35,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 02:43:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:43:44,360 INFO L255 TraceCheckSpWp]: Trace formula consists of 8506 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 02:43:44,398 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:43:46,304 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-14 02:43:46,304 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 02:43:46,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1533614397] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:43:46,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 02:43:46,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-14 02:43:46,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198974501] [2024-11-14 02:43:46,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:43:46,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:43:46,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:43:46,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:43:46,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 02:43:46,322 INFO L87 Difference]: Start difference. First operand 4019 states and 5786 transitions. Second operand has 3 states, 3 states have (on average 69.0) internal successors, (207), 2 states have internal predecessors, (207), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2024-11-14 02:43:48,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:43:54,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 02:43:56,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:43:57,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:43:57,078 INFO L93 Difference]: Finished difference Result 8022 states and 11548 transitions. [2024-11-14 02:43:57,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:43:57,079 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.0) internal successors, (207), 2 states have internal predecessors, (207), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) Word has length 347 [2024-11-14 02:43:57,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:43:57,144 INFO L225 Difference]: With dead ends: 8022 [2024-11-14 02:43:57,144 INFO L226 Difference]: Without dead ends: 4013 [2024-11-14 02:43:57,176 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 347 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 02:43:57,179 INFO L432 NwaCegarLoop]: 2601 mSDtfsCounter, 2784 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 303 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2784 SdHoareTripleChecker+Valid, 2601 SdHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 303 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2024-11-14 02:43:57,182 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2784 Valid, 2601 Invalid, 305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 303 Invalid, 2 Unknown, 0 Unchecked, 10.4s Time] [2024-11-14 02:43:57,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4013 states. [2024-11-14 02:43:57,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4013 to 4013. [2024-11-14 02:43:57,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4013 states, 2500 states have (on average 1.2972) internal successors, (3243), 2574 states have internal predecessors, (3243), 1264 states have call successors, (1264), 248 states have call predecessors, (1264), 248 states have return successors, (1267), 1253 states have call predecessors, (1267), 1264 states have call successors, (1267) [2024-11-14 02:43:57,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 4013 states and 5774 transitions. [2024-11-14 02:43:57,576 INFO L78 Accepts]: Start accepts. Automaton has 4013 states and 5774 transitions. Word has length 347 [2024-11-14 02:43:57,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:43:57,581 INFO L471 AbstractCegarLoop]: Abstraction has 4013 states and 5774 transitions. [2024-11-14 02:43:57,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.0) internal successors, (207), 2 states have internal predecessors, (207), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2024-11-14 02:43:57,581 INFO L276 IsEmpty]: Start isEmpty. Operand 4013 states and 5774 transitions. [2024-11-14 02:43:57,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2024-11-14 02:43:57,626 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:43:57,627 INFO L215 NwaCegarLoop]: trace histogram [10, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:43:57,828 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forcibly destroying the process [2024-11-14 02:43:57,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-14 02:43:57,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:43:57,836 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:43:57,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:43:57,838 INFO L85 PathProgramCache]: Analyzing trace with hash -546837889, now seen corresponding path program 1 times [2024-11-14 02:43:57,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:43:57,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645819317] [2024-11-14 02:43:57,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:43:57,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:44:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:44:07,316 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-11-14 02:44:07,317 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:44:07,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645819317] [2024-11-14 02:44:07,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645819317] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:44:07,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [852349882] [2024-11-14 02:44:07,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:44:07,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:44:07,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:44:07,320 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:44:07,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-14 02:44:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:44:15,591 INFO L255 TraceCheckSpWp]: Trace formula consists of 8505 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 02:44:15,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:44:19,472 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-14 02:44:19,472 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 02:44:19,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [852349882] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:44:19,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 02:44:19,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-14 02:44:19,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375012129] [2024-11-14 02:44:19,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:44:19,475 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:44:19,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:44:19,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:44:19,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 02:44:19,476 INFO L87 Difference]: Start difference. First operand 4013 states and 5774 transitions. Second operand has 3 states, 3 states have (on average 66.0) internal successors, (198), 2 states have internal predecessors, (198), 2 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2024-11-14 02:44:21,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:44:27,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 02:44:28,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:44:28,359 INFO L93 Difference]: Finished difference Result 8016 states and 11544 transitions. [2024-11-14 02:44:28,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:44:28,360 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 2 states have internal predecessors, (198), 2 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) Word has length 347 [2024-11-14 02:44:28,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:44:28,394 INFO L225 Difference]: With dead ends: 8016 [2024-11-14 02:44:28,394 INFO L226 Difference]: Without dead ends: 4013 [2024-11-14 02:44:28,416 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 347 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 02:44:28,417 INFO L432 NwaCegarLoop]: 2601 mSDtfsCounter, 2641 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 301 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2641 SdHoareTripleChecker+Valid, 2601 SdHoareTripleChecker+Invalid, 304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 301 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2024-11-14 02:44:28,417 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2641 Valid, 2601 Invalid, 304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 301 Invalid, 2 Unknown, 0 Unchecked, 8.7s Time] [2024-11-14 02:44:28,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4013 states. [2024-11-14 02:44:28,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4013 to 4013. [2024-11-14 02:44:28,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4013 states, 2500 states have (on average 1.2956) internal successors, (3239), 2574 states have internal predecessors, (3239), 1264 states have call successors, (1264), 248 states have call predecessors, (1264), 248 states have return successors, (1267), 1253 states have call predecessors, (1267), 1264 states have call successors, (1267) [2024-11-14 02:44:28,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 4013 states and 5770 transitions. [2024-11-14 02:44:28,731 INFO L78 Accepts]: Start accepts. Automaton has 4013 states and 5770 transitions. Word has length 347 [2024-11-14 02:44:28,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:44:28,733 INFO L471 AbstractCegarLoop]: Abstraction has 4013 states and 5770 transitions. [2024-11-14 02:44:28,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 2 states have internal predecessors, (198), 2 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2024-11-14 02:44:28,734 INFO L276 IsEmpty]: Start isEmpty. Operand 4013 states and 5770 transitions. [2024-11-14 02:44:28,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2024-11-14 02:44:28,759 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:44:28,760 INFO L215 NwaCegarLoop]: trace histogram [10, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:44:28,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-14 02:44:28,961 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:44:28,961 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:44:28,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:44:28,961 INFO L85 PathProgramCache]: Analyzing trace with hash -1736379214, now seen corresponding path program 1 times [2024-11-14 02:44:28,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:44:28,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867583591] [2024-11-14 02:44:28,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:44:28,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:44:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:44:36,757 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-11-14 02:44:36,757 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:44:36,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867583591] [2024-11-14 02:44:36,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867583591] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:44:36,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [87037448] [2024-11-14 02:44:36,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:44:36,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:44:36,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:44:36,761 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:44:36,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-14 02:44:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:44:45,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 8510 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 02:44:45,228 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:44:47,003 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-14 02:44:47,003 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 02:44:47,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [87037448] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:44:47,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 02:44:47,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-14 02:44:47,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532272257] [2024-11-14 02:44:47,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:44:47,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:44:47,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:44:47,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:44:47,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 02:44:47,006 INFO L87 Difference]: Start difference. First operand 4013 states and 5770 transitions. Second operand has 3 states, 3 states have (on average 70.0) internal successors, (210), 2 states have internal predecessors, (210), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2024-11-14 02:44:49,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:44:54,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 02:44:56,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:44:56,636 INFO L93 Difference]: Finished difference Result 8008 states and 11514 transitions. [2024-11-14 02:44:56,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:44:56,637 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 70.0) internal successors, (210), 2 states have internal predecessors, (210), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) Word has length 350 [2024-11-14 02:44:56,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:44:56,679 INFO L225 Difference]: With dead ends: 8008 [2024-11-14 02:44:56,679 INFO L226 Difference]: Without dead ends: 4005 [2024-11-14 02:44:56,702 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 350 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 02:44:56,703 INFO L432 NwaCegarLoop]: 2594 mSDtfsCounter, 2776 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 301 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2776 SdHoareTripleChecker+Valid, 2594 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 301 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2024-11-14 02:44:56,704 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2776 Valid, 2594 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 301 Invalid, 2 Unknown, 0 Unchecked, 9.4s Time] [2024-11-14 02:44:56,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4005 states. [2024-11-14 02:44:56,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4005 to 4005. [2024-11-14 02:44:56,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4005 states, 2496 states have (on average 1.295272435897436) internal successors, (3233), 2568 states have internal predecessors, (3233), 1260 states have call successors, (1260), 248 states have call predecessors, (1260), 248 states have return successors, (1263), 1251 states have call predecessors, (1263), 1260 states have call successors, (1263) [2024-11-14 02:44:56,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 4005 states and 5756 transitions. [2024-11-14 02:44:57,007 INFO L78 Accepts]: Start accepts. Automaton has 4005 states and 5756 transitions. Word has length 350 [2024-11-14 02:44:57,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:44:57,008 INFO L471 AbstractCegarLoop]: Abstraction has 4005 states and 5756 transitions. [2024-11-14 02:44:57,008 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.0) internal successors, (210), 2 states have internal predecessors, (210), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2024-11-14 02:44:57,009 INFO L276 IsEmpty]: Start isEmpty. Operand 4005 states and 5756 transitions. [2024-11-14 02:44:57,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2024-11-14 02:44:57,031 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:44:57,031 INFO L215 NwaCegarLoop]: trace histogram [10, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:44:57,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-14 02:44:57,232 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:44:57,232 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:44:57,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:44:57,233 INFO L85 PathProgramCache]: Analyzing trace with hash 2020917037, now seen corresponding path program 1 times [2024-11-14 02:44:57,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:44:57,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690774541] [2024-11-14 02:44:57,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:44:57,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:45:03,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:45:04,621 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-11-14 02:45:04,621 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:45:04,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690774541] [2024-11-14 02:45:04,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690774541] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:45:04,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1997534267] [2024-11-14 02:45:04,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:45:04,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:45:04,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:45:04,628 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:45:04,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07711eb8-fedb-4bec-a79d-6219bde1c9fa/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-14 02:45:13,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:45:13,962 INFO L255 TraceCheckSpWp]: Trace formula consists of 8555 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 02:45:13,976 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:45:14,100 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 72 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-11-14 02:45:14,100 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:45:17,473 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-11-14 02:45:17,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1997534267] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 02:45:17,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1223170844] [2024-11-14 02:45:17,557 INFO L159 IcfgInterpreter]: Started Sifa with 292 locations of interest [2024-11-14 02:45:17,557 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 02:45:17,565 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 02:45:17,573 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 02:45:17,578 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 02:52:48,487 WARN L286 SmtUtils]: Spent 12.02s on a formula simplification that was a NOOP. DAG size: 7930 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2024-11-14 02:53:00,500 WARN L286 SmtUtils]: Spent 12.00s on a formula simplification that was a NOOP. DAG size: 7930 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2024-11-14 02:53:12,590 WARN L286 SmtUtils]: Spent 12.07s on a formula simplification. DAG size of input: 7931 DAG size of output: 7929 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2024-11-14 02:53:24,730 WARN L286 SmtUtils]: Spent 12.13s on a formula simplification that was a NOOP. DAG size: 7930 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2024-11-14 02:53:36,879 WARN L286 SmtUtils]: Spent 12.14s on a formula simplification that was a NOOP. DAG size: 7930 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2024-11-14 02:53:48,809 WARN L286 SmtUtils]: Spent 11.91s on a formula simplification. DAG size of input: 7931 DAG size of output: 7929 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm)