./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--atm--he.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--atm--he.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh --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 7001fc39e766418166b5245dd523731096962c63b3f1d8b8399a7fc1e7a88c5f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 17:39:18,802 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 17:39:18,877 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-12-02 17:39:18,881 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 17:39:18,882 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 17:39:18,911 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 17:39:18,912 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 17:39:18,912 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 17:39:18,913 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 17:39:18,914 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 17:39:18,914 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 17:39:18,915 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 17:39:18,915 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 17:39:18,916 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 17:39:18,916 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 17:39:18,916 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 17:39:18,917 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 17:39:18,917 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 17:39:18,918 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 17:39:18,919 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 17:39:18,919 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 17:39:18,920 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 17:39:18,921 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 17:39:18,921 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 17:39:18,922 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 17:39:18,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 17:39:18,922 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 17:39:18,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 17:39:18,923 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 17:39:18,924 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 17:39:18,924 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 17:39:18,924 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 17:39:18,925 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 17:39:18,925 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 17:39:18,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:39:18,926 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 17:39:18,926 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 17:39:18,926 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 17:39:18,926 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 17:39:18,926 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 17:39:18,927 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 17:39:18,927 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 17:39:18,927 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 17:39:18,927 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 17:39:18,928 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7001fc39e766418166b5245dd523731096962c63b3f1d8b8399a7fc1e7a88c5f [2023-12-02 17:39:19,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 17:39:19,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 17:39:19,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 17:39:19,204 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 17:39:19,205 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 17:39:19,205 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--atm--he.ko-entry_point.cil.out.i [2023-12-02 17:39:21,914 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 17:39:22,418 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 17:39:22,418 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--atm--he.ko-entry_point.cil.out.i [2023-12-02 17:39:22,458 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/data/41fdaf71b/efd279b431394edab32fb103d952948d/FLAG8128c69ce [2023-12-02 17:39:22,473 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/data/41fdaf71b/efd279b431394edab32fb103d952948d [2023-12-02 17:39:22,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 17:39:22,476 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 17:39:22,478 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 17:39:22,478 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 17:39:22,483 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 17:39:22,484 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:39:22" (1/1) ... [2023-12-02 17:39:22,485 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6057d2f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:39:22, skipping insertion in model container [2023-12-02 17:39:22,485 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:39:22" (1/1) ... [2023-12-02 17:39:22,604 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 17:39:23,113 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6037] [2023-12-02 17:39:23,114 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6038-6039] [2023-12-02 17:39:23,540 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--atm--he.ko-entry_point.cil.out.i[185861,185874] [2023-12-02 17:39:24,430 WARN L638 FunctionHandler]: implicit declaration of function ldv_xmalloc [2023-12-02 17:39:24,443 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:39:24,468 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 17:39:24,567 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6037] [2023-12-02 17:39:24,568 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6038-6039] [2023-12-02 17:39:24,569 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6122] [2023-12-02 17:39:24,571 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [6129] [2023-12-02 17:39:24,571 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [6137-6138] [2023-12-02 17:39:24,573 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [6197] [2023-12-02 17:39:24,574 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6200] [2023-12-02 17:39:24,574 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6203] [2023-12-02 17:39:24,574 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6206] [2023-12-02 17:39:24,575 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6243-6244] [2023-12-02 17:39:24,576 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" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6249-6251] [2023-12-02 17:39:24,576 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [6272] [2023-12-02 17:39:24,578 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6321] [2023-12-02 17:39:24,578 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6328] [2023-12-02 17:39:24,580 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--atm--he.ko-entry_point.cil.out.i[185861,185874] [2023-12-02 17:39:24,587 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" (19), "i" (12UL)); [6597-6598] [2023-12-02 17:39:24,589 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" (36), "i" (12UL)); [6626-6627] [2023-12-02 17:39:24,626 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6958] [2023-12-02 17:39:24,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6985] [2023-12-02 17:39:24,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6994] [2023-12-02 17:39:24,630 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7072] [2023-12-02 17:39:24,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7075] [2023-12-02 17:39:24,632 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7094] [2023-12-02 17:39:24,652 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7285] [2023-12-02 17:39:24,653 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7308] [2023-12-02 17:39:24,654 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7310] [2023-12-02 17:39:24,655 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7333] [2023-12-02 17:39:24,656 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7356] [2023-12-02 17:39:24,656 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7358] [2023-12-02 17:39:24,658 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7381] [2023-12-02 17:39:24,659 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7404] [2023-12-02 17:39:24,660 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7423] [2023-12-02 17:39:24,660 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7425] [2023-12-02 17:39:24,661 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7427] [2023-12-02 17:39:24,684 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7676] [2023-12-02 17:39:24,684 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7678] [2023-12-02 17:39:24,685 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7680] [2023-12-02 17:39:24,685 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7682] [2023-12-02 17:39:24,689 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7738] [2023-12-02 17:39:24,689 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7740] [2023-12-02 17:39:24,690 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7742] [2023-12-02 17:39:24,690 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7744] [2023-12-02 17:39:24,691 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7755] [2023-12-02 17:39:24,692 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7757] [2023-12-02 17:39:24,692 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7759] [2023-12-02 17:39:24,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7763] [2023-12-02 17:39:24,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7766] [2023-12-02 17:39:24,694 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7778] [2023-12-02 17:39:24,695 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7780] [2023-12-02 17:39:24,695 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7782] [2023-12-02 17:39:24,696 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7784] [2023-12-02 17:39:24,699 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7842] [2023-12-02 17:39:24,699 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7844] [2023-12-02 17:39:24,700 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7846] [2023-12-02 17:39:24,700 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7848] [2023-12-02 17:39:24,700 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7850] [2023-12-02 17:39:24,701 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7852] [2023-12-02 17:39:24,701 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7854] [2023-12-02 17:39:24,701 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7856] [2023-12-02 17:39:24,701 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7858] [2023-12-02 17:39:24,702 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7860] [2023-12-02 17:39:24,702 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7862] [2023-12-02 17:39:24,702 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7864] [2023-12-02 17:39:24,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7866] [2023-12-02 17:39:24,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7868] [2023-12-02 17:39:24,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7870] [2023-12-02 17:39:24,704 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7872] [2023-12-02 17:39:24,704 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7874] [2023-12-02 17:39:24,704 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7876] [2023-12-02 17:39:24,705 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7878] [2023-12-02 17:39:24,705 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7880] [2023-12-02 17:39:24,711 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7993] [2023-12-02 17:39:24,712 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7995] [2023-12-02 17:39:24,715 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8053] [2023-12-02 17:39:24,716 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8055] [2023-12-02 17:39:24,716 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8058] [2023-12-02 17:39:24,717 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8067] [2023-12-02 17:39:24,720 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8125] [2023-12-02 17:39:24,721 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8127] [2023-12-02 17:39:24,721 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8129] [2023-12-02 17:39:24,721 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8131] [2023-12-02 17:39:24,722 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8133] [2023-12-02 17:39:24,722 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8136] [2023-12-02 17:39:24,723 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8139] [2023-12-02 17:39:24,723 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8141] [2023-12-02 17:39:24,724 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8143] [2023-12-02 17:39:24,724 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8165] [2023-12-02 17:39:24,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8167] [2023-12-02 17:39:24,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8169] [2023-12-02 17:39:24,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8171] [2023-12-02 17:39:24,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8173] [2023-12-02 17:39:24,726 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8175] [2023-12-02 17:39:24,726 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8177] [2023-12-02 17:39:24,726 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8179] [2023-12-02 17:39:24,727 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8183] [2023-12-02 17:39:24,727 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8185] [2023-12-02 17:39:24,727 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8187] [2023-12-02 17:39:24,728 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8189] [2023-12-02 17:39:24,728 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8191] [2023-12-02 17:39:24,728 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8194] [2023-12-02 17:39:24,729 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8197] [2023-12-02 17:39:24,729 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8199] [2023-12-02 17:39:24,729 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8201] [2023-12-02 17:39:24,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8203] [2023-12-02 17:39:24,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8205] [2023-12-02 17:39:24,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8207] [2023-12-02 17:39:24,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8209] [2023-12-02 17:39:24,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8211] [2023-12-02 17:39:24,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8213] [2023-12-02 17:39:24,732 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8215] [2023-12-02 17:39:24,732 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8217] [2023-12-02 17:39:24,732 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8219] [2023-12-02 17:39:24,732 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8221] [2023-12-02 17:39:24,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8223] [2023-12-02 17:39:24,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8225] [2023-12-02 17:39:24,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8227] [2023-12-02 17:39:24,734 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8230] [2023-12-02 17:39:24,734 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8232] [2023-12-02 17:39:24,734 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8234] [2023-12-02 17:39:24,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8236] [2023-12-02 17:39:24,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8238] [2023-12-02 17:39:24,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8240] [2023-12-02 17:39:24,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8242] [2023-12-02 17:39:24,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8244] [2023-12-02 17:39:24,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8246] [2023-12-02 17:39:24,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8248] [2023-12-02 17:39:24,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8250] [2023-12-02 17:39:24,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8252] [2023-12-02 17:39:24,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8254] [2023-12-02 17:39:24,738 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8256] [2023-12-02 17:39:24,738 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8258] [2023-12-02 17:39:24,738 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8260] [2023-12-02 17:39:24,738 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8263] [2023-12-02 17:39:24,739 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8265] [2023-12-02 17:39:24,739 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8267] [2023-12-02 17:39:24,739 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8269] [2023-12-02 17:39:24,741 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8294] [2023-12-02 17:39:24,741 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8296] [2023-12-02 17:39:24,741 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8298] [2023-12-02 17:39:24,742 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8300] [2023-12-02 17:39:24,742 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8302] [2023-12-02 17:39:24,742 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8304] [2023-12-02 17:39:24,743 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8306] [2023-12-02 17:39:24,743 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8308] [2023-12-02 17:39:24,743 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8310] [2023-12-02 17:39:24,744 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8312] [2023-12-02 17:39:24,744 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8314] [2023-12-02 17:39:24,745 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8316] [2023-12-02 17:39:24,745 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8318] [2023-12-02 17:39:24,745 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8320] [2023-12-02 17:39:24,746 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8322] [2023-12-02 17:39:24,746 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8324] [2023-12-02 17:39:24,747 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8340] [2023-12-02 17:39:24,750 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8363] [2023-12-02 17:39:24,754 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8409] [2023-12-02 17:39:24,773 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8659] [2023-12-02 17:39:24,784 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8757] [2023-12-02 17:39:24,787 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8816] [2023-12-02 17:39:24,793 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8900] [2023-12-02 17:39:24,795 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8933] [2023-12-02 17:39:24,803 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8986] [2023-12-02 17:39:24,803 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8989] [2023-12-02 17:39:24,816 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___1->state): : "memory", "cc"); [9263-9264] [2023-12-02 17:39:24,817 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [9268-9269] [2023-12-02 17:39:24,817 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [9273-9274] [2023-12-02 17:39:24,818 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [9278-9279] [2023-12-02 17:39:24,818 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___6->state): : "memory", "cc"); [9297-9298] [2023-12-02 17:39:24,819 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___7->state): : "memory", "cc"); [9302-9303] [2023-12-02 17:39:24,819 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___8->state): : "memory", "cc"); [9307-9308] [2023-12-02 17:39:24,819 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___9->state): : "memory", "cc"); [9312-9313] [2023-12-02 17:39:24,822 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9367] [2023-12-02 17:39:24,822 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___1), "+m" (tmp___12->state): : "memory", "cc"); [9372-9373] [2023-12-02 17:39:24,822 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___1), "+m" (tmp___13->state): : "memory", "cc"); [9377-9378] [2023-12-02 17:39:24,823 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___1), "+m" (tmp___14->state): : "memory", "cc"); [9382-9383] [2023-12-02 17:39:24,823 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___1), "+m" (tmp___15->state): : "memory", "cc"); [9387-9388] [2023-12-02 17:39:24,824 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___2), "+m" (tmp___17->state): : "memory", "cc"); [9404-9405] [2023-12-02 17:39:24,824 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___2), "+m" (tmp___18->state): : "memory", "cc"); [9409-9410] [2023-12-02 17:39:24,824 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___2), "+m" (tmp___19->state): : "memory", "cc"); [9414-9415] [2023-12-02 17:39:24,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___2), "+m" (tmp___20->state): : "memory", "cc"); [9419-9420] [2023-12-02 17:39:24,869 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9544] [2023-12-02 17:39:24,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9637] [2023-12-02 17:39:24,881 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9820] [2023-12-02 17:39:24,881 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9825] [2023-12-02 17:39:24,882 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9839] [2023-12-02 17:39:24,883 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9844] [2023-12-02 17:39:24,883 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9855] [2023-12-02 17:39:24,884 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9862] [2023-12-02 17:39:24,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9869] [2023-12-02 17:39:24,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9878] [2023-12-02 17:39:24,906 WARN L638 FunctionHandler]: implicit declaration of function ldv_xmalloc [2023-12-02 17:39:24,910 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:39:24,972 WARN L675 CHandler]: The function ldv_xmalloc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 17:39:24,972 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 17:39:24,972 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 17:39:24,973 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 17:39:24,980 INFO L206 MainTranslator]: Completed translation [2023-12-02 17:39:24,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:39:24 WrapperNode [2023-12-02 17:39:24,981 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 17:39:24,982 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 17:39:24,982 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 17:39:24,982 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 17:39:24,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:39:24" (1/1) ... [2023-12-02 17:39:25,048 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:39:24" (1/1) ... [2023-12-02 17:39:25,226 INFO L138 Inliner]: procedures = 259, calls = 2072, calls flagged for inlining = 128, calls inlined = 102, statements flattened = 5497 [2023-12-02 17:39:25,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 17:39:25,227 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 17:39:25,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 17:39:25,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 17:39:25,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:39:24" (1/1) ... [2023-12-02 17:39:25,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:39:24" (1/1) ... [2023-12-02 17:39:25,259 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:39:24" (1/1) ... [2023-12-02 17:39:25,263 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:39:24" (1/1) ... [2023-12-02 17:39:25,363 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:39:24" (1/1) ... [2023-12-02 17:39:25,384 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:39:24" (1/1) ... [2023-12-02 17:39:25,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:39:24" (1/1) ... [2023-12-02 17:39:25,422 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:39:24" (1/1) ... [2023-12-02 17:39:25,456 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 17:39:25,457 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 17:39:25,457 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 17:39:25,457 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 17:39:25,458 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:39:24" (1/1) ... [2023-12-02 17:39:25,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:39:25,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:39:25,486 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 17:39:25,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 17:39:25,524 INFO L130 BoogieDeclarations]: Found specification of procedure he_remove_one [2023-12-02 17:39:25,525 INFO L138 BoogieDeclarations]: Found implementation of procedure he_remove_one [2023-12-02 17:39:25,525 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-12-02 17:39:25,525 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-12-02 17:39:25,525 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2023-12-02 17:39:25,525 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2023-12-02 17:39:25,525 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-12-02 17:39:25,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-12-02 17:39:25,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-12-02 17:39:25,525 INFO L130 BoogieDeclarations]: Found specification of procedure he_close [2023-12-02 17:39:25,526 INFO L138 BoogieDeclarations]: Found implementation of procedure he_close [2023-12-02 17:39:25,526 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2023-12-02 17:39:25,526 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2023-12-02 17:39:25,526 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-12-02 17:39:25,526 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-12-02 17:39:25,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-12-02 17:39:25,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-12-02 17:39:25,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-12-02 17:39:25,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-12-02 17:39:25,526 INFO L130 BoogieDeclarations]: Found specification of procedure he_phy_get [2023-12-02 17:39:25,526 INFO L138 BoogieDeclarations]: Found implementation of procedure he_phy_get [2023-12-02 17:39:25,527 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-12-02 17:39:25,527 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-12-02 17:39:25,527 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2023-12-02 17:39:25,527 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2023-12-02 17:39:25,527 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_tpd [2023-12-02 17:39:25,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_tpd [2023-12-02 17:39:25,527 INFO L130 BoogieDeclarations]: Found specification of procedure rate_to_atmf [2023-12-02 17:39:25,527 INFO L138 BoogieDeclarations]: Found implementation of procedure rate_to_atmf [2023-12-02 17:39:25,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-12-02 17:39:25,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-12-02 17:39:25,527 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-12-02 17:39:25,528 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-12-02 17:39:25,528 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-12-02 17:39:25,528 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-12-02 17:39:25,528 INFO L130 BoogieDeclarations]: Found specification of procedure he_phy_put [2023-12-02 17:39:25,528 INFO L138 BoogieDeclarations]: Found implementation of procedure he_phy_put [2023-12-02 17:39:25,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 17:39:25,528 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 17:39:25,528 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 17:39:25,528 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 17:39:25,528 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-12-02 17:39:25,528 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-12-02 17:39:25,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 17:39:25,529 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-12-02 17:39:25,529 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-12-02 17:39:25,529 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-12-02 17:39:25,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 17:39:25,529 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2023-12-02 17:39:25,529 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2023-12-02 17:39:25,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-12-02 17:39:25,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-12-02 17:39:25,529 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-12-02 17:39:25,530 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-12-02 17:39:25,530 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2023-12-02 17:39:25,530 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2023-12-02 17:39:25,530 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-12-02 17:39:25,530 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-12-02 17:39:25,530 INFO L130 BoogieDeclarations]: Found specification of procedure he_readl_internal [2023-12-02 17:39:25,530 INFO L138 BoogieDeclarations]: Found implementation of procedure he_readl_internal [2023-12-02 17:39:25,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 17:39:25,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 17:39:25,530 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-12-02 17:39:25,531 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-12-02 17:39:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2023-12-02 17:39:25,531 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2023-12-02 17:39:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-12-02 17:39:25,531 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-12-02 17:39:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-12-02 17:39:25,531 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-12-02 17:39:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-12-02 17:39:25,531 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-12-02 17:39:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure he_send [2023-12-02 17:39:25,531 INFO L138 BoogieDeclarations]: Found implementation of procedure he_send [2023-12-02 17:39:25,532 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2023-12-02 17:39:25,532 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2023-12-02 17:39:25,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-12-02 17:39:25,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-12-02 17:39:25,532 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-12-02 17:39:25,532 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-12-02 17:39:25,532 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2023-12-02 17:39:25,532 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2023-12-02 17:39:25,532 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-12-02 17:39:25,532 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-12-02 17:39:25,532 INFO L130 BoogieDeclarations]: Found specification of procedure he_writel_internal [2023-12-02 17:39:25,533 INFO L138 BoogieDeclarations]: Found implementation of procedure he_writel_internal [2023-12-02 17:39:25,533 INFO L130 BoogieDeclarations]: Found specification of procedure he_ioctl [2023-12-02 17:39:25,533 INFO L138 BoogieDeclarations]: Found implementation of procedure he_ioctl [2023-12-02 17:39:25,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 17:39:25,533 INFO L130 BoogieDeclarations]: Found specification of procedure he_open [2023-12-02 17:39:25,533 INFO L138 BoogieDeclarations]: Found implementation of procedure he_open [2023-12-02 17:39:25,533 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-12-02 17:39:25,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-12-02 17:39:25,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-12-02 17:39:25,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-12-02 17:39:25,533 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-12-02 17:39:25,534 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-12-02 17:39:25,534 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-12-02 17:39:25,534 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-12-02 17:39:25,534 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-12-02 17:39:25,534 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-12-02 17:39:25,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 17:39:25,534 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-12-02 17:39:25,534 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-12-02 17:39:25,534 INFO L130 BoogieDeclarations]: Found specification of procedure he_stop [2023-12-02 17:39:25,534 INFO L138 BoogieDeclarations]: Found implementation of procedure he_stop [2023-12-02 17:39:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-12-02 17:39:25,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-12-02 17:39:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 17:39:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-12-02 17:39:25,535 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-12-02 17:39:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure __enqueue_tpd [2023-12-02 17:39:25,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __enqueue_tpd [2023-12-02 17:39:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-12-02 17:39:25,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-12-02 17:39:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 17:39:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2023-12-02 17:39:25,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2023-12-02 17:39:25,536 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-12-02 17:39:25,536 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-12-02 17:39:25,536 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-12-02 17:39:25,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-12-02 17:39:25,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 17:39:25,536 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2023-12-02 17:39:25,536 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2023-12-02 17:39:25,536 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-12-02 17:39:25,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-12-02 17:39:25,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-12-02 17:39:25,536 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-12-02 17:39:25,537 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-12-02 17:39:25,537 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-12-02 17:39:25,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-12-02 17:39:25,537 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-12-02 17:39:25,537 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-12-02 17:39:25,537 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_deregister [2023-12-02 17:39:25,537 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_deregister [2023-12-02 17:39:25,537 INFO L130 BoogieDeclarations]: Found specification of procedure read_prom_byte [2023-12-02 17:39:25,537 INFO L138 BoogieDeclarations]: Found implementation of procedure read_prom_byte [2023-12-02 17:39:25,537 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-12-02 17:39:25,537 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-12-02 17:39:25,537 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-12-02 17:39:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-12-02 17:39:25,538 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-12-02 17:39:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-12-02 17:39:25,538 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-12-02 17:39:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-12-02 17:39:25,538 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2023-12-02 17:39:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2023-12-02 17:39:25,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 17:39:25,538 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-12-02 17:39:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-12-02 17:39:25,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 17:39:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 17:39:25,539 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2023-12-02 17:39:25,539 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2023-12-02 17:39:26,244 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 17:39:26,248 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 17:39:26,648 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-12-02 17:39:30,594 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 17:39:32,648 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 17:39:32,648 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 17:39:32,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:39:32 BoogieIcfgContainer [2023-12-02 17:39:32,651 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 17:39:32,653 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 17:39:32,653 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 17:39:32,656 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 17:39:32,657 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:39:22" (1/3) ... [2023-12-02 17:39:32,657 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@460ef168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:39:32, skipping insertion in model container [2023-12-02 17:39:32,657 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:39:24" (2/3) ... [2023-12-02 17:39:32,658 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@460ef168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:39:32, skipping insertion in model container [2023-12-02 17:39:32,658 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:39:32" (3/3) ... [2023-12-02 17:39:32,659 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--atm--he.ko-entry_point.cil.out.i [2023-12-02 17:39:32,679 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 17:39:32,679 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 17:39:32,759 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 17:39:32,765 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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;@23ff4158, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 17:39:32,765 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 17:39:32,776 INFO L276 IsEmpty]: Start isEmpty. Operand has 1466 states, 846 states have (on average 1.2801418439716312) internal successors, (1083), 868 states have internal predecessors, (1083), 549 states have call successors, (549), 70 states have call predecessors, (549), 69 states have return successors, (543), 539 states have call predecessors, (543), 543 states have call successors, (543) [2023-12-02 17:39:32,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 17:39:32,796 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:39:32,796 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:39:32,797 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:39:32,802 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:39:32,802 INFO L85 PathProgramCache]: Analyzing trace with hash 1739642274, now seen corresponding path program 1 times [2023-12-02 17:39:32,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:39:32,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116174195] [2023-12-02 17:39:32,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:39:32,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:39:33,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:39:33,244 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 17:39:33,245 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:39:33,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116174195] [2023-12-02 17:39:33,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116174195] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:39:33,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:39:33,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 17:39:33,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029554949] [2023-12-02 17:39:33,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:39:33,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:39:33,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:39:33,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:39:33,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:39:33,288 INFO L87 Difference]: Start difference. First operand has 1466 states, 846 states have (on average 1.2801418439716312) internal successors, (1083), 868 states have internal predecessors, (1083), 549 states have call successors, (549), 70 states have call predecessors, (549), 69 states have return successors, (543), 539 states have call predecessors, (543), 543 states have call successors, (543) Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-12-02 17:39:36,335 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 [] [2023-12-02 17:39:38,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:39:40,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:39:40,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:39:40,722 INFO L93 Difference]: Finished difference Result 3981 states and 5931 transitions. [2023-12-02 17:39:40,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:39:40,724 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 56 [2023-12-02 17:39:40,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:39:40,763 INFO L225 Difference]: With dead ends: 3981 [2023-12-02 17:39:40,763 INFO L226 Difference]: Without dead ends: 2505 [2023-12-02 17:39:40,778 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:39:40,782 INFO L413 NwaCegarLoop]: 2922 mSDtfsCounter, 1575 mSDsluCounter, 1909 mSDsCounter, 0 mSdLazyCounter, 513 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1575 SdHoareTripleChecker+Valid, 4831 SdHoareTripleChecker+Invalid, 522 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 513 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2023-12-02 17:39:40,783 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1575 Valid, 4831 Invalid, 522 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 513 Invalid, 3 Unknown, 0 Unchecked, 7.2s Time] [2023-12-02 17:39:40,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2505 states. [2023-12-02 17:39:41,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2505 to 2495. [2023-12-02 17:39:41,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2495 states, 1432 states have (on average 1.2520949720670391) internal successors, (1793), 1453 states have internal predecessors, (1793), 947 states have call successors, (947), 117 states have call predecessors, (947), 115 states have return successors, (946), 937 states have call predecessors, (946), 946 states have call successors, (946) [2023-12-02 17:39:41,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 2495 states and 3686 transitions. [2023-12-02 17:39:41,148 INFO L78 Accepts]: Start accepts. Automaton has 2495 states and 3686 transitions. Word has length 56 [2023-12-02 17:39:41,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:39:41,148 INFO L495 AbstractCegarLoop]: Abstraction has 2495 states and 3686 transitions. [2023-12-02 17:39:41,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-12-02 17:39:41,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 3686 transitions. [2023-12-02 17:39:41,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 17:39:41,153 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:39:41,153 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:39:41,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 17:39:41,154 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:39:41,154 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:39:41,154 INFO L85 PathProgramCache]: Analyzing trace with hash 2118656490, now seen corresponding path program 1 times [2023-12-02 17:39:41,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:39:41,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003809808] [2023-12-02 17:39:41,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:39:41,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:39:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:39:41,305 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 17:39:41,305 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:39:41,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003809808] [2023-12-02 17:39:41,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003809808] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:39:41,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:39:41,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 17:39:41,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134913904] [2023-12-02 17:39:41,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:39:41,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:39:41,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:39:41,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:39:41,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:39:41,309 INFO L87 Difference]: Start difference. First operand 2495 states and 3686 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-12-02 17:39:44,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:39:46,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:39:46,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:39:46,515 INFO L93 Difference]: Finished difference Result 5720 states and 8414 transitions. [2023-12-02 17:39:46,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:39:46,516 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 59 [2023-12-02 17:39:46,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:39:46,536 INFO L225 Difference]: With dead ends: 5720 [2023-12-02 17:39:46,536 INFO L226 Difference]: Without dead ends: 3236 [2023-12-02 17:39:46,546 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:39:46,547 INFO L413 NwaCegarLoop]: 2388 mSDtfsCounter, 966 mSDsluCounter, 1923 mSDsCounter, 0 mSdLazyCounter, 471 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 966 SdHoareTripleChecker+Valid, 4311 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 471 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2023-12-02 17:39:46,548 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [966 Valid, 4311 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 471 Invalid, 2 Unknown, 0 Unchecked, 5.0s Time] [2023-12-02 17:39:46,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3236 states. [2023-12-02 17:39:46,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3236 to 3233. [2023-12-02 17:39:46,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3233 states, 1896 states have (on average 1.2726793248945147) internal successors, (2413), 1929 states have internal predecessors, (2413), 1164 states have call successors, (1164), 174 states have call predecessors, (1164), 172 states have return successors, (1163), 1151 states have call predecessors, (1163), 1163 states have call successors, (1163) [2023-12-02 17:39:46,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3233 states to 3233 states and 4740 transitions. [2023-12-02 17:39:46,746 INFO L78 Accepts]: Start accepts. Automaton has 3233 states and 4740 transitions. Word has length 59 [2023-12-02 17:39:46,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:39:46,747 INFO L495 AbstractCegarLoop]: Abstraction has 3233 states and 4740 transitions. [2023-12-02 17:39:46,747 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-12-02 17:39:46,747 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 4740 transitions. [2023-12-02 17:39:46,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 17:39:46,750 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:39:46,751 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2023-12-02 17:39:46,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-02 17:39:46,751 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:39:46,751 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:39:46,752 INFO L85 PathProgramCache]: Analyzing trace with hash -1406996214, now seen corresponding path program 1 times [2023-12-02 17:39:46,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:39:46,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869113296] [2023-12-02 17:39:46,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:39:46,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:39:46,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:39:47,143 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2023-12-02 17:39:47,144 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:39:47,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869113296] [2023-12-02 17:39:47,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869113296] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:39:47,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:39:47,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 17:39:47,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505046195] [2023-12-02 17:39:47,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:39:47,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 17:39:47,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:39:47,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 17:39:47,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 17:39:47,146 INFO L87 Difference]: Start difference. First operand 3233 states and 4740 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2023-12-02 17:39:50,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:39:52,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:39:52,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:39:52,350 INFO L93 Difference]: Finished difference Result 3350 states and 4851 transitions. [2023-12-02 17:39:52,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 17:39:52,351 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 74 [2023-12-02 17:39:52,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:39:52,375 INFO L225 Difference]: With dead ends: 3350 [2023-12-02 17:39:52,375 INFO L226 Difference]: Without dead ends: 3347 [2023-12-02 17:39:52,378 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 17:39:52,379 INFO L413 NwaCegarLoop]: 1947 mSDtfsCounter, 1688 mSDsluCounter, 2361 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1688 SdHoareTripleChecker+Valid, 4308 SdHoareTripleChecker+Invalid, 494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2023-12-02 17:39:52,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1688 Valid, 4308 Invalid, 494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 491 Invalid, 2 Unknown, 0 Unchecked, 5.0s Time] [2023-12-02 17:39:52,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3347 states. [2023-12-02 17:39:52,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3347 to 3347. [2023-12-02 17:39:52,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3347 states, 1961 states have (on average 1.2661907190209076) internal successors, (2483), 1994 states have internal predecessors, (2483), 1182 states have call successors, (1182), 205 states have call predecessors, (1182), 203 states have return successors, (1181), 1169 states have call predecessors, (1181), 1181 states have call successors, (1181) [2023-12-02 17:39:52,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 3347 states and 4846 transitions. [2023-12-02 17:39:52,659 INFO L78 Accepts]: Start accepts. Automaton has 3347 states and 4846 transitions. Word has length 74 [2023-12-02 17:39:52,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:39:52,660 INFO L495 AbstractCegarLoop]: Abstraction has 3347 states and 4846 transitions. [2023-12-02 17:39:52,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2023-12-02 17:39:52,661 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 4846 transitions. [2023-12-02 17:39:52,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-12-02 17:39:52,666 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:39:52,667 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 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] [2023-12-02 17:39:52,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-02 17:39:52,667 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:39:52,667 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:39:52,668 INFO L85 PathProgramCache]: Analyzing trace with hash 413983249, now seen corresponding path program 1 times [2023-12-02 17:39:52,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:39:52,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040674876] [2023-12-02 17:39:52,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:39:52,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:39:52,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:39:53,260 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2023-12-02 17:39:53,260 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:39:53,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040674876] [2023-12-02 17:39:53,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040674876] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:39:53,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:39:53,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:39:53,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004482326] [2023-12-02 17:39:53,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:39:53,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 17:39:53,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:39:53,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 17:39:53,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 17:39:53,264 INFO L87 Difference]: Start difference. First operand 3347 states and 4846 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2023-12-02 17:39:56,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:39:58,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:00,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:02,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:02,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:40:02,739 INFO L93 Difference]: Finished difference Result 6691 states and 9696 transitions. [2023-12-02 17:40:02,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 17:40:02,740 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) Word has length 115 [2023-12-02 17:40:02,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:40:02,759 INFO L225 Difference]: With dead ends: 6691 [2023-12-02 17:40:02,759 INFO L226 Difference]: Without dead ends: 3363 [2023-12-02 17:40:02,771 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 17:40:02,772 INFO L413 NwaCegarLoop]: 1944 mSDtfsCounter, 1 mSDsluCounter, 5827 mSDsCounter, 0 mSdLazyCounter, 828 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 7771 SdHoareTripleChecker+Invalid, 832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 828 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2023-12-02 17:40:02,773 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 7771 Invalid, 832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 828 Invalid, 4 Unknown, 0 Unchecked, 9.3s Time] [2023-12-02 17:40:02,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3363 states. [2023-12-02 17:40:02,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3363 to 3355. [2023-12-02 17:40:02,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3355 states, 1967 states have (on average 1.2653787493645146) internal successors, (2489), 2000 states have internal predecessors, (2489), 1182 states have call successors, (1182), 205 states have call predecessors, (1182), 205 states have return successors, (1191), 1171 states have call predecessors, (1191), 1181 states have call successors, (1191) [2023-12-02 17:40:02,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 3355 states and 4862 transitions. [2023-12-02 17:40:02,989 INFO L78 Accepts]: Start accepts. Automaton has 3355 states and 4862 transitions. Word has length 115 [2023-12-02 17:40:02,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:40:02,990 INFO L495 AbstractCegarLoop]: Abstraction has 3355 states and 4862 transitions. [2023-12-02 17:40:02,990 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2023-12-02 17:40:02,990 INFO L276 IsEmpty]: Start isEmpty. Operand 3355 states and 4862 transitions. [2023-12-02 17:40:02,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-02 17:40:02,995 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:40:02,995 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 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] [2023-12-02 17:40:02,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-02 17:40:02,995 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:40:02,996 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:40:02,996 INFO L85 PathProgramCache]: Analyzing trace with hash -1824710829, now seen corresponding path program 1 times [2023-12-02 17:40:02,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:40:02,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246951139] [2023-12-02 17:40:02,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:40:02,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:40:03,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:40:03,132 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2023-12-02 17:40:03,133 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:40:03,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246951139] [2023-12-02 17:40:03,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246951139] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:40:03,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:40:03,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 17:40:03,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55640481] [2023-12-02 17:40:03,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:40:03,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:40:03,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:40:03,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:40:03,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:40:03,136 INFO L87 Difference]: Start difference. First operand 3355 states and 4862 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-12-02 17:40:06,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:08,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:10,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:11,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:40:11,063 INFO L93 Difference]: Finished difference Result 8362 states and 12073 transitions. [2023-12-02 17:40:11,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:40:11,063 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 120 [2023-12-02 17:40:11,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:40:11,099 INFO L225 Difference]: With dead ends: 8362 [2023-12-02 17:40:11,099 INFO L226 Difference]: Without dead ends: 5026 [2023-12-02 17:40:11,114 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:40:11,115 INFO L413 NwaCegarLoop]: 2352 mSDtfsCounter, 1812 mSDsluCounter, 1896 mSDsCounter, 0 mSdLazyCounter, 532 mSolverCounterSat, 21 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1812 SdHoareTripleChecker+Valid, 4248 SdHoareTripleChecker+Invalid, 556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 532 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2023-12-02 17:40:11,115 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1812 Valid, 4248 Invalid, 556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 532 Invalid, 3 Unknown, 0 Unchecked, 7.7s Time] [2023-12-02 17:40:11,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5026 states. [2023-12-02 17:40:11,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5026 to 5016. [2023-12-02 17:40:11,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5016 states, 2952 states have (on average 1.2571138211382114) internal successors, (3711), 2998 states have internal predecessors, (3711), 1738 states have call successors, (1738), 325 states have call predecessors, (1738), 325 states have return successors, (1752), 1723 states have call predecessors, (1752), 1737 states have call successors, (1752) [2023-12-02 17:40:11,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5016 states to 5016 states and 7201 transitions. [2023-12-02 17:40:11,540 INFO L78 Accepts]: Start accepts. Automaton has 5016 states and 7201 transitions. Word has length 120 [2023-12-02 17:40:11,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:40:11,540 INFO L495 AbstractCegarLoop]: Abstraction has 5016 states and 7201 transitions. [2023-12-02 17:40:11,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-12-02 17:40:11,541 INFO L276 IsEmpty]: Start isEmpty. Operand 5016 states and 7201 transitions. [2023-12-02 17:40:11,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-02 17:40:11,546 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:40:11,546 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 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] [2023-12-02 17:40:11,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-02 17:40:11,546 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:40:11,547 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:40:11,547 INFO L85 PathProgramCache]: Analyzing trace with hash -1319682883, now seen corresponding path program 1 times [2023-12-02 17:40:11,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:40:11,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982828675] [2023-12-02 17:40:11,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:40:11,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:40:11,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:40:12,931 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2023-12-02 17:40:12,931 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:40:12,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982828675] [2023-12-02 17:40:12,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982828675] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:40:12,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:40:12,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-12-02 17:40:12,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210254434] [2023-12-02 17:40:12,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:40:12,933 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-02 17:40:12,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:40:12,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-02 17:40:12,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-12-02 17:40:12,934 INFO L87 Difference]: Start difference. First operand 5016 states and 7201 transitions. Second operand has 8 states, 8 states have (on average 8.0) internal successors, (64), 7 states have internal predecessors, (64), 4 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2023-12-02 17:40:17,103 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 [] [2023-12-02 17:40:19,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:21,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:23,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:25,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:27,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:29,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:31,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:33,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:35,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:37,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:39,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:41,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:42,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:40:42,033 INFO L93 Difference]: Finished difference Result 10613 states and 15322 transitions. [2023-12-02 17:40:42,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 17:40:42,033 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 7 states have internal predecessors, (64), 4 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) Word has length 119 [2023-12-02 17:40:42,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:40:42,070 INFO L225 Difference]: With dead ends: 10613 [2023-12-02 17:40:42,071 INFO L226 Difference]: Without dead ends: 5616 [2023-12-02 17:40:42,087 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-12-02 17:40:42,088 INFO L413 NwaCegarLoop]: 1978 mSDtfsCounter, 377 mSDsluCounter, 9853 mSDsCounter, 0 mSdLazyCounter, 1297 mSolverCounterSat, 2 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 652 SdHoareTripleChecker+Valid, 11831 SdHoareTripleChecker+Invalid, 1312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1297 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.7s IncrementalHoareTripleChecker+Time [2023-12-02 17:40:42,088 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [652 Valid, 11831 Invalid, 1312 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1297 Invalid, 13 Unknown, 0 Unchecked, 28.7s Time] [2023-12-02 17:40:42,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5616 states. [2023-12-02 17:40:42,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5616 to 5599. [2023-12-02 17:40:42,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5599 states, 3263 states have (on average 1.251608948820104) internal successors, (4084), 3311 states have internal predecessors, (4084), 2010 states have call successors, (2010), 325 states have call predecessors, (2010), 325 states have return successors, (2025), 1994 states have call predecessors, (2025), 2009 states have call successors, (2025) [2023-12-02 17:40:42,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5599 states to 5599 states and 8119 transitions. [2023-12-02 17:40:42,589 INFO L78 Accepts]: Start accepts. Automaton has 5599 states and 8119 transitions. Word has length 119 [2023-12-02 17:40:42,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:40:42,590 INFO L495 AbstractCegarLoop]: Abstraction has 5599 states and 8119 transitions. [2023-12-02 17:40:42,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 7 states have internal predecessors, (64), 4 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2023-12-02 17:40:42,591 INFO L276 IsEmpty]: Start isEmpty. Operand 5599 states and 8119 transitions. [2023-12-02 17:40:42,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 17:40:42,596 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:40:42,597 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 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] [2023-12-02 17:40:42,597 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-02 17:40:42,597 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:40:42,598 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:40:42,598 INFO L85 PathProgramCache]: Analyzing trace with hash -51309298, now seen corresponding path program 1 times [2023-12-02 17:40:42,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:40:42,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838745788] [2023-12-02 17:40:42,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:40:42,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:40:42,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:40:42,873 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-12-02 17:40:42,874 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:40:42,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838745788] [2023-12-02 17:40:42,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838745788] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:40:42,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:40:42,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 17:40:42,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7179053] [2023-12-02 17:40:42,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:40:42,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 17:40:42,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:40:42,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 17:40:42,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 17:40:42,876 INFO L87 Difference]: Start difference. First operand 5599 states and 8119 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-12-02 17:40:45,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:47,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:49,719 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 [] [2023-12-02 17:40:50,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:40:50,743 INFO L93 Difference]: Finished difference Result 11688 states and 17020 transitions. [2023-12-02 17:40:50,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 17:40:50,744 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 129 [2023-12-02 17:40:50,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:40:50,773 INFO L225 Difference]: With dead ends: 11688 [2023-12-02 17:40:50,773 INFO L226 Difference]: Without dead ends: 6108 [2023-12-02 17:40:50,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 17:40:50,789 INFO L413 NwaCegarLoop]: 2147 mSDtfsCounter, 169 mSDsluCounter, 4104 mSDsCounter, 0 mSdLazyCounter, 662 mSolverCounterSat, 15 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 6251 SdHoareTripleChecker+Invalid, 680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 662 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2023-12-02 17:40:50,790 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 6251 Invalid, 680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 662 Invalid, 3 Unknown, 0 Unchecked, 7.6s Time] [2023-12-02 17:40:50,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6108 states. [2023-12-02 17:40:51,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6108 to 5607. [2023-12-02 17:40:51,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5607 states, 3271 states have (on average 1.250993579944971) internal successors, (4092), 3319 states have internal predecessors, (4092), 2010 states have call successors, (2010), 325 states have call predecessors, (2010), 325 states have return successors, (2025), 1994 states have call predecessors, (2025), 2009 states have call successors, (2025) [2023-12-02 17:40:51,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5607 states to 5607 states and 8127 transitions. [2023-12-02 17:40:51,249 INFO L78 Accepts]: Start accepts. Automaton has 5607 states and 8127 transitions. Word has length 129 [2023-12-02 17:40:51,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:40:51,250 INFO L495 AbstractCegarLoop]: Abstraction has 5607 states and 8127 transitions. [2023-12-02 17:40:51,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-12-02 17:40:51,250 INFO L276 IsEmpty]: Start isEmpty. Operand 5607 states and 8127 transitions. [2023-12-02 17:40:51,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2023-12-02 17:40:51,261 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:40:51,262 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 4, 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] [2023-12-02 17:40:51,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-02 17:40:51,262 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:40:51,262 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:40:51,262 INFO L85 PathProgramCache]: Analyzing trace with hash -1017463905, now seen corresponding path program 1 times [2023-12-02 17:40:51,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:40:51,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755246645] [2023-12-02 17:40:51,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:40:51,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:40:51,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:40:51,718 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2023-12-02 17:40:51,719 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:40:51,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755246645] [2023-12-02 17:40:51,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755246645] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:40:51,719 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:40:51,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 17:40:51,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621695027] [2023-12-02 17:40:51,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:40:51,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:40:51,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:40:51,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:40:51,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:40:51,721 INFO L87 Difference]: Start difference. First operand 5607 states and 8127 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-12-02 17:40:54,330 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 [] [2023-12-02 17:40:56,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:40:57,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:40:57,681 INFO L93 Difference]: Finished difference Result 11247 states and 16318 transitions. [2023-12-02 17:40:57,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:40:57,681 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 257 [2023-12-02 17:40:57,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:40:57,700 INFO L225 Difference]: With dead ends: 11247 [2023-12-02 17:40:57,700 INFO L226 Difference]: Without dead ends: 5659 [2023-12-02 17:40:57,714 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:40:57,715 INFO L413 NwaCegarLoop]: 1937 mSDtfsCounter, 4 mSDsluCounter, 1928 mSDsCounter, 0 mSdLazyCounter, 430 mSolverCounterSat, 8 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 3865 SdHoareTripleChecker+Invalid, 440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 430 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2023-12-02 17:40:57,715 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 3865 Invalid, 440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 430 Invalid, 2 Unknown, 0 Unchecked, 5.7s Time] [2023-12-02 17:40:57,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5659 states. [2023-12-02 17:40:58,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5659 to 5627. [2023-12-02 17:40:58,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5627 states, 3291 states have (on average 1.2494682467335156) internal successors, (4112), 3339 states have internal predecessors, (4112), 2010 states have call successors, (2010), 325 states have call predecessors, (2010), 325 states have return successors, (2025), 1994 states have call predecessors, (2025), 2009 states have call successors, (2025) [2023-12-02 17:40:58,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5627 states to 5627 states and 8147 transitions. [2023-12-02 17:40:58,151 INFO L78 Accepts]: Start accepts. Automaton has 5627 states and 8147 transitions. Word has length 257 [2023-12-02 17:40:58,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:40:58,152 INFO L495 AbstractCegarLoop]: Abstraction has 5627 states and 8147 transitions. [2023-12-02 17:40:58,152 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-12-02 17:40:58,152 INFO L276 IsEmpty]: Start isEmpty. Operand 5627 states and 8147 transitions. [2023-12-02 17:40:58,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2023-12-02 17:40:58,164 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:40:58,164 INFO L195 NwaCegarLoop]: trace histogram [14, 8, 8, 8, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-12-02 17:40:58,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-02 17:40:58,165 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:40:58,165 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:40:58,165 INFO L85 PathProgramCache]: Analyzing trace with hash 731996741, now seen corresponding path program 1 times [2023-12-02 17:40:58,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:40:58,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093525076] [2023-12-02 17:40:58,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:40:58,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:40:58,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:40:58,622 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 10 proven. 18 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2023-12-02 17:40:58,622 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:40:58,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093525076] [2023-12-02 17:40:58,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093525076] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 17:40:58,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1703762113] [2023-12-02 17:40:58,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:40:58,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:40:58,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:40:58,627 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:40:58,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 17:40:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:40:59,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 2848 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 17:40:59,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:40:59,850 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-12-02 17:40:59,850 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 17:40:59,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1703762113] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:40:59,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 17:40:59,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2023-12-02 17:40:59,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589911875] [2023-12-02 17:40:59,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:40:59,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:40:59,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:40:59,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:40:59,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 17:40:59,852 INFO L87 Difference]: Start difference. First operand 5627 states and 8147 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 2 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2023-12-02 17:41:02,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:41:04,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 17:41:05,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:41:05,132 INFO L93 Difference]: Finished difference Result 11295 states and 16375 transitions. [2023-12-02 17:41:05,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:41:05,133 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 2 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 313 [2023-12-02 17:41:05,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:41:05,150 INFO L225 Difference]: With dead ends: 11295 [2023-12-02 17:41:05,150 INFO L226 Difference]: Without dead ends: 5687 [2023-12-02 17:41:05,163 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 315 GetRequests, 313 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 17:41:05,163 INFO L413 NwaCegarLoop]: 1943 mSDtfsCounter, 9 mSDsluCounter, 1938 mSDsCounter, 0 mSdLazyCounter, 417 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 3881 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 417 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2023-12-02 17:41:05,164 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 3881 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 417 Invalid, 2 Unknown, 0 Unchecked, 5.1s Time] [2023-12-02 17:41:05,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5687 states. [2023-12-02 17:41:05,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5687 to 5633. [2023-12-02 17:41:05,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5633 states, 3297 states have (on average 1.249014255383682) internal successors, (4118), 3345 states have internal predecessors, (4118), 2010 states have call successors, (2010), 325 states have call predecessors, (2010), 325 states have return successors, (2025), 1994 states have call predecessors, (2025), 2009 states have call successors, (2025) [2023-12-02 17:41:05,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5633 states to 5633 states and 8153 transitions. [2023-12-02 17:41:05,504 INFO L78 Accepts]: Start accepts. Automaton has 5633 states and 8153 transitions. Word has length 313 [2023-12-02 17:41:05,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:41:05,504 INFO L495 AbstractCegarLoop]: Abstraction has 5633 states and 8153 transitions. [2023-12-02 17:41:05,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 2 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2023-12-02 17:41:05,505 INFO L276 IsEmpty]: Start isEmpty. Operand 5633 states and 8153 transitions. [2023-12-02 17:41:05,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2023-12-02 17:41:05,518 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:41:05,519 INFO L195 NwaCegarLoop]: trace histogram [26, 15, 9, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-12-02 17:41:05,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 17:41:05,719 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:41:05,720 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:41:05,720 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:41:05,720 INFO L85 PathProgramCache]: Analyzing trace with hash 1776277183, now seen corresponding path program 1 times [2023-12-02 17:41:05,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:41:05,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586371582] [2023-12-02 17:41:05,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:41:05,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:41:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:41:06,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1195 backedges. 10 proven. 67 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2023-12-02 17:41:06,476 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:41:06,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586371582] [2023-12-02 17:41:06,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586371582] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 17:41:06,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [814783918] [2023-12-02 17:41:06,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:41:06,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:41:06,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:41:06,478 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:41:06,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9303f405-5476-4930-92c2-2564cc4cb3da/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-02 17:41:07,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:41:07,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 3355 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 17:41:07,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:41:07,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1195 backedges. 348 proven. 1 refuted. 0 times theorem prover too weak. 846 trivial. 0 not checked. [2023-12-02 17:41:07,805 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 17:41:08,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1195 backedges. 10 proven. 67 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2023-12-02 17:41:08,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [814783918] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 17:41:08,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1299080698] [2023-12-02 17:41:08,177 INFO L159 IcfgInterpreter]: Started Sifa with 211 locations of interest [2023-12-02 17:41:08,177 INFO L166 IcfgInterpreter]: Building call graph [2023-12-02 17:41:08,181 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-12-02 17:41:08,187 INFO L176 IcfgInterpreter]: Starting interpretation [2023-12-02 17:41:08,187 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-12-02 17:42:44,261 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 1007 for LOIs [2023-12-02 17:42:57,785 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 138 for LOIs [2023-12-02 17:42:58,905 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 157 for LOIs [2023-12-02 17:42:58,959 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_check_alloc_flags with input of size 184 for LOIs [2023-12-02 17:42:59,142 INFO L197 IcfgInterpreter]: Interpreting procedure printk with input of size 152 for LOIs [2023-12-02 17:42:59,217 INFO L180 IcfgInterpreter]: Interpretation finished [2023-12-02 17:43:12,823 WARN L293 SmtUtils]: Spent 13.53s on a formula simplification that was a NOOP. DAG size: 983 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 17:43:23,617 WARN L293 SmtUtils]: Spent 10.65s on a formula simplification. DAG size of input: 1007 DAG size of output: 136 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 17:43:34,891 WARN L293 SmtUtils]: Spent 11.09s on a formula simplification. DAG size of input: 1015 DAG size of output: 144 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 17:43:45,915 WARN L293 SmtUtils]: Spent 10.84s on a formula simplification. DAG size of input: 1021 DAG size of output: 150 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 17:44:01,286 WARN L293 SmtUtils]: Spent 14.70s on a formula simplification that was a NOOP. DAG size: 1541 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 17:44:16,825 WARN L293 SmtUtils]: Spent 14.69s on a formula simplification that was a NOOP. DAG size: 1548 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 17:45:12,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [1299080698] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:45:12,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-12-02 17:45:12,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [56] imperfect sequences [4, 4, 4] total 62 [2023-12-02 17:45:12,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591582026] [2023-12-02 17:45:12,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:45:12,087 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2023-12-02 17:45:12,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:45:12,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2023-12-02 17:45:12,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=207, Invalid=3575, Unknown=0, NotChecked=0, Total=3782 [2023-12-02 17:45:12,090 INFO L87 Difference]: Start difference. First operand 5633 states and 8153 transitions. Second operand has 57 states, 45 states have (on average 3.1777777777777776) internal successors, (143), 40 states have internal predecessors, (143), 13 states have call successors, (56), 6 states have call predecessors, (56), 6 states have return successors, (52), 13 states have call predecessors, (52), 13 states have call successors, (52) [2023-12-02 17:45:26,992 WARN L293 SmtUtils]: Spent 14.17s on a formula simplification. DAG size of input: 995 DAG size of output: 987 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 17:45:41,481 WARN L293 SmtUtils]: Spent 13.91s on a formula simplification. DAG size of input: 1003 DAG size of output: 995 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 17:45:56,102 WARN L293 SmtUtils]: Spent 14.10s on a formula simplification. DAG size of input: 1009 DAG size of output: 1001 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 17:46:55,295 WARN L293 SmtUtils]: Spent 56.15s on a formula simplification. DAG size of input: 2062 DAG size of output: 2062 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 17:47:54,529 WARN L293 SmtUtils]: Spent 56.14s on a formula simplification. DAG size of input: 2069 DAG size of output: 2069 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 17:48:56,705 WARN L293 SmtUtils]: Spent 57.95s on a formula simplification. DAG size of input: 2073 DAG size of output: 2073 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 17:49:55,309 WARN L293 SmtUtils]: Spent 55.47s on a formula simplification. DAG size of input: 2080 DAG size of output: 2080 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 17:51:04,711 WARN L293 SmtUtils]: Spent 1.09m on a formula simplification. DAG size of input: 2103 DAG size of output: 2103 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 17:52:20,195 WARN L293 SmtUtils]: Spent 1.20m on a formula simplification. DAG size of input: 2113 DAG size of output: 2113 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)