./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-mtd-sm_ftl.ko.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_450f3781-cca0-45dc-9f16-7f3e8a3200c3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f3781-cca0-45dc-9f16-7f3e8a3200c3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f3781-cca0-45dc-9f16-7f3e8a3200c3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f3781-cca0-45dc-9f16-7f3e8a3200c3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-mtd-sm_ftl.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f3781-cca0-45dc-9f16-7f3e8a3200c3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f3781-cca0-45dc-9f16-7f3e8a3200c3/bin/ukojak-verify-afCqCEvfdi --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 37d59c797f3b43319090ff0a095e050456ceae93a2210ce04e39dd20e8f8f41e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:00:13,660 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:00:13,765 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f3781-cca0-45dc-9f16-7f3e8a3200c3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 23:00:13,770 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:00:13,771 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:00:13,796 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:00:13,797 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:00:13,797 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:00:13,798 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:00:13,799 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:00:13,799 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:00:13,800 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:00:13,801 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:00:13,801 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:00:13,802 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:00:13,802 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:00:13,803 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:00:13,803 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:00:13,804 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:00:13,805 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:00:13,805 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:00:13,806 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:00:13,807 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:00:13,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:13,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:00:13,809 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:00:13,809 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:00:13,810 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:00:13,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:00:13,811 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:00:13,811 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_450f3781-cca0-45dc-9f16-7f3e8a3200c3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f3781-cca0-45dc-9f16-7f3e8a3200c3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37d59c797f3b43319090ff0a095e050456ceae93a2210ce04e39dd20e8f8f41e [2023-11-24 23:00:14,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:00:14,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:00:14,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:00:14,096 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:00:14,097 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:00:14,099 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f3781-cca0-45dc-9f16-7f3e8a3200c3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-mtd-sm_ftl.ko.cil.out.i [2023-11-24 23:00:17,335 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:00:17,893 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:00:17,894 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f3781-cca0-45dc-9f16-7f3e8a3200c3/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-mtd-sm_ftl.ko.cil.out.i [2023-11-24 23:00:17,950 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f3781-cca0-45dc-9f16-7f3e8a3200c3/bin/ukojak-verify-afCqCEvfdi/data/ed1690128/0c8bbd2cd7e543b5a66d380f96ee5135/FLAG52bb73d81 [2023-11-24 23:00:17,971 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f3781-cca0-45dc-9f16-7f3e8a3200c3/bin/ukojak-verify-afCqCEvfdi/data/ed1690128/0c8bbd2cd7e543b5a66d380f96ee5135 [2023-11-24 23:00:17,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:00:17,981 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:00:17,984 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:17,984 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:00:17,996 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:00:17,997 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:17" (1/1) ... [2023-11-24 23:00:17,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c9dccd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:17, skipping insertion in model container [2023-11-24 23:00:17,998 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:17" (1/1) ... [2023-11-24 23:00:18,115 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:19,441 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_450f3781-cca0-45dc-9f16-7f3e8a3200c3/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-mtd-sm_ftl.ko.cil.out.i[172332,172345] [2023-11-24 23:00:19,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:19,524 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:00:19,642 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n" ".balign 4\n" ".long 671f - .\n" ".previous\n" "671:" "\n\tlock; " "btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [3447-3453] [2023-11-24 23:00:19,645 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\t" "sbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3460-3462] [2023-11-24 23:00:19,646 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("661:\n\t" "call __sw_hweight32" "\n662:\n" ".section .altinstructions,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " "661b\n" " " ".quad" " " "663f\n" "\t .word " "(4*32+23)" "\n" "\t .byte 662b-661b\n" "\t .byte 664f-663f\n" ".previous\n" ".section .discard,\"aw\",@progbits\n" "\t .byte 0xff + (664f-663f) - (662b-661b)\n" ".previous\n" ".section .altinstr_replacement, \"ax\"\n" "663:\n\t" ".byte 0xf3,0x40,0x0f,0xb8,0xc7" "\n664:\n" ".previous": "=a" (res): "D" (w)); [3473-3502] [2023-11-24 23:00:19,732 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n" ".pushsection __bug_table,\"a\"\n" "2:\t.long 1b - 2b, %c0 - 2b\n" "\t.word %c1, 0\n" "\t.org 2b+%c2\n" ".popsection": : "i" ("/anthill/stuff/tacas-comp/work/current--X--drivers/mtd/sm_ftl.ko--X--bulklinux-3.0.1--X--68_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/68_1/drivers/mtd/sm_ftl.c.common.c"), "i" (330), "i" (sizeof(struct bug_entry ))); [4334-4340] [2023-11-24 23:00:19,752 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n" ".pushsection __bug_table,\"a\"\n" "2:\t.long 1b - 2b, %c0 - 2b\n" "\t.word %c1, 0\n" "\t.org 2b+%c2\n" ".popsection": : "i" ("/anthill/stuff/tacas-comp/work/current--X--drivers/mtd/sm_ftl.ko--X--bulklinux-3.0.1--X--68_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/68_1/drivers/mtd/sm_ftl.c.common.c"), "i" (476), "i" (sizeof(struct bug_entry ))); [4605-4611] [2023-11-24 23:00:19,791 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n" ".pushsection __bug_table,\"a\"\n" "2:\t.long 1b - 2b, %c0 - 2b\n" "\t.word %c1, 0\n" "\t.org 2b+%c2\n" ".popsection": : "i" ("/anthill/stuff/tacas-comp/work/current--X--drivers/mtd/sm_ftl.ko--X--bulklinux-3.0.1--X--68_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/68_1/drivers/mtd/sm_ftl.c.common.c"), "i" (888), "i" (sizeof(struct bug_entry ))); [5380-5386] [2023-11-24 23:00:19,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n" ".pushsection __bug_table,\"a\"\n" "2:\t.long 1b - 2b, %c0 - 2b\n" "\t.word %c1, 0\n" "\t.org 2b+%c2\n" ".popsection": : "i" ("/anthill/stuff/tacas-comp/work/current--X--drivers/mtd/sm_ftl.ko--X--bulklinux-3.0.1--X--68_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/68_1/drivers/mtd/sm_ftl.c.common.c"), "i" (948), "i" (sizeof(struct bug_entry ))); [5524-5530] [2023-11-24 23:00:19,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n" ".pushsection __bug_table,\"a\"\n" "2:\t.long 1b - 2b, %c0 - 2b\n" "\t.word %c1, 0\n" "\t.org 2b+%c2\n" ".popsection": : "i" ("/anthill/stuff/tacas-comp/work/current--X--drivers/mtd/sm_ftl.ko--X--bulklinux-3.0.1--X--68_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/68_1/drivers/mtd/sm_ftl.c.common.c"), "i" (1068), "i" (sizeof(struct bug_entry ))); [5764-5770] [2023-11-24 23:00:19,882 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_450f3781-cca0-45dc-9f16-7f3e8a3200c3/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-mtd-sm_ftl.ko.cil.out.i[172332,172345] [2023-11-24 23:00:19,890 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:19,955 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:19,955 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:19,963 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:00:19,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:19 WrapperNode [2023-11-24 23:00:19,964 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:19,966 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:19,966 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:00:19,966 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:00:19,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:19" (1/1) ... [2023-11-24 23:00:20,055 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:19" (1/1) ... [2023-11-24 23:00:20,152 INFO L138 Inliner]: procedures = 141, calls = 1031, calls flagged for inlining = 52, calls inlined = 50, statements flattened = 3037 [2023-11-24 23:00:20,153 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:20,154 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:00:20,154 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:00:20,154 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:00:20,163 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:19" (1/1) ... [2023-11-24 23:00:20,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:19" (1/1) ... [2023-11-24 23:00:20,178 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:19" (1/1) ... [2023-11-24 23:00:20,179 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:19" (1/1) ... [2023-11-24 23:00:20,285 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:19" (1/1) ... [2023-11-24 23:00:20,326 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:19" (1/1) ... [2023-11-24 23:00:20,365 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:19" (1/1) ... [2023-11-24 23:00:20,393 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:19" (1/1) ... [2023-11-24 23:00:20,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:00:20,433 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:00:20,433 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:00:20,434 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:00:20,435 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:19" (1/1) ... [2023-11-24 23:00:20,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:20,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f3781-cca0-45dc-9f16-7f3e8a3200c3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:00:20,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f3781-cca0-45dc-9f16-7f3e8a3200c3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:00:20,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f3781-cca0-45dc-9f16-7f3e8a3200c3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:00:20,515 INFO L130 BoogieDeclarations]: Found specification of procedure sm_get_zone [2023-11-24 23:00:20,515 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_get_zone [2023-11-24 23:00:20,515 INFO L130 BoogieDeclarations]: Found specification of procedure sm_mark_block_bad [2023-11-24 23:00:20,516 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_mark_block_bad [2023-11-24 23:00:20,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:00:20,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:00:20,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:00:20,518 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2023-11-24 23:00:20,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2023-11-24 23:00:20,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:00:20,519 INFO L130 BoogieDeclarations]: Found specification of procedure sm_recheck_media [2023-11-24 23:00:20,519 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_recheck_media [2023-11-24 23:00:20,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 23:00:20,519 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 23:00:20,519 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-11-24 23:00:20,520 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-11-24 23:00:20,520 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2023-11-24 23:00:20,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2023-11-24 23:00:20,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:00:20,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:00:20,520 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-24 23:00:20,521 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-24 23:00:20,521 INFO L130 BoogieDeclarations]: Found specification of procedure __nand_correct_data [2023-11-24 23:00:20,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __nand_correct_data [2023-11-24 23:00:20,523 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:00:20,523 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:00:20,523 INFO L130 BoogieDeclarations]: Found specification of procedure sm_mkoffset [2023-11-24 23:00:20,523 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_mkoffset [2023-11-24 23:00:20,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:00:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-24 23:00:20,525 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-24 23:00:20,525 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2023-11-24 23:00:20,525 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2023-11-24 23:00:20,526 INFO L130 BoogieDeclarations]: Found specification of procedure sm_getgeo [2023-11-24 23:00:20,526 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_getgeo [2023-11-24 23:00:20,526 INFO L130 BoogieDeclarations]: Found specification of procedure sm_cache_put [2023-11-24 23:00:20,526 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_cache_put [2023-11-24 23:00:20,526 INFO L130 BoogieDeclarations]: Found specification of procedure sm_read_cis [2023-11-24 23:00:20,527 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_read_cis [2023-11-24 23:00:20,527 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-24 23:00:20,527 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-24 23:00:20,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:00:20,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:00:20,527 INFO L130 BoogieDeclarations]: Found specification of procedure sm_get_lba [2023-11-24 23:00:20,528 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_get_lba [2023-11-24 23:00:20,528 INFO L130 BoogieDeclarations]: Found specification of procedure sm_read_lba [2023-11-24 23:00:20,528 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_read_lba [2023-11-24 23:00:20,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:00:20,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:00:20,528 INFO L130 BoogieDeclarations]: Found specification of procedure sm_module_init [2023-11-24 23:00:20,529 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_module_init [2023-11-24 23:00:20,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:00:20,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:00:20,529 INFO L130 BoogieDeclarations]: Found specification of procedure sm_check_block [2023-11-24 23:00:20,529 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_check_block [2023-11-24 23:00:20,529 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:00:20,529 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~X~$Pointer$~TO~int [2023-11-24 23:00:20,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~X~$Pointer$~TO~int [2023-11-24 23:00:20,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:00:20,530 INFO L130 BoogieDeclarations]: Found specification of procedure sm_cache_init [2023-11-24 23:00:20,531 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_cache_init [2023-11-24 23:00:20,531 INFO L130 BoogieDeclarations]: Found specification of procedure sm_sector_valid [2023-11-24 23:00:20,531 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_sector_valid [2023-11-24 23:00:20,531 INFO L130 BoogieDeclarations]: Found specification of procedure sm_erase_block [2023-11-24 23:00:20,533 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_erase_block [2023-11-24 23:00:20,533 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-24 23:00:20,533 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-24 23:00:20,534 INFO L130 BoogieDeclarations]: Found specification of procedure sm_module_exit [2023-11-24 23:00:20,534 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_module_exit [2023-11-24 23:00:20,534 INFO L130 BoogieDeclarations]: Found specification of procedure sm_break_offset [2023-11-24 23:00:20,534 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_break_offset [2023-11-24 23:00:20,535 INFO L130 BoogieDeclarations]: Found specification of procedure sm_read_sector [2023-11-24 23:00:20,535 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_read_sector [2023-11-24 23:00:20,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2023-11-24 23:00:20,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2023-11-24 23:00:20,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:00:20,535 INFO L130 BoogieDeclarations]: Found specification of procedure sm_block_valid [2023-11-24 23:00:20,536 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_block_valid [2023-11-24 23:00:20,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:00:20,536 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:00:20,536 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:00:20,536 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-24 23:00:20,537 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-24 23:00:20,537 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2023-11-24 23:00:20,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2023-11-24 23:00:20,537 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-24 23:00:20,537 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-24 23:00:20,537 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-24 23:00:20,537 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-24 23:00:20,538 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-24 23:00:20,538 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-24 23:00:20,539 INFO L130 BoogieDeclarations]: Found specification of procedure sm_write_sector [2023-11-24 23:00:20,539 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_write_sector [2023-11-24 23:00:20,539 INFO L130 BoogieDeclarations]: Found specification of procedure __nand_calculate_ecc [2023-11-24 23:00:20,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __nand_calculate_ecc [2023-11-24 23:00:20,539 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2023-11-24 23:00:20,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2023-11-24 23:00:20,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:00:20,540 INFO L130 BoogieDeclarations]: Found specification of procedure sm_cache_flush [2023-11-24 23:00:20,540 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_cache_flush [2023-11-24 23:00:20,540 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in_r [2023-11-24 23:00:20,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in_r [2023-11-24 23:00:20,540 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in [2023-11-24 23:00:20,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in [2023-11-24 23:00:20,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:00:20,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:00:20,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:00:20,541 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-24 23:00:20,541 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-24 23:00:21,068 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:00:21,071 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:00:22,778 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-24 23:00:24,195 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume !false; [2023-11-24 23:00:24,195 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume false; [2023-11-24 23:00:24,258 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:00:24,942 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:00:24,943 INFO L309 CfgBuilder]: Removed 36 assume(true) statements. [2023-11-24 23:00:24,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:24 BoogieIcfgContainer [2023-11-24 23:00:24,945 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:00:24,946 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:00:24,946 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:00:24,957 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:00:24,958 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:24" (1/1) ... [2023-11-24 23:00:24,967 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:00:25,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:25,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 743 states and 1094 transitions. [2023-11-24 23:00:25,073 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1094 transitions. [2023-11-24 23:00:25,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:00:25,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:25,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:27,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:27,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:27,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 744 states and 1093 transitions. [2023-11-24 23:00:27,866 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1093 transitions. [2023-11-24 23:00:27,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:00:27,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:27,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:29,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:29,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:29,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:29,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 747 states and 1096 transitions. [2023-11-24 23:00:29,902 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1096 transitions. [2023-11-24 23:00:29,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:00:29,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:29,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:31,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:31,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:31,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:31,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 747 states and 1095 transitions. [2023-11-24 23:00:31,400 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1095 transitions. [2023-11-24 23:00:31,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:00:31,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:31,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:32,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:32,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:32,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:32,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 751 states and 1110 transitions. [2023-11-24 23:00:32,836 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1110 transitions. [2023-11-24 23:00:32,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:00:32,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:32,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:34,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:34,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:34,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:34,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 755 states and 1125 transitions. [2023-11-24 23:00:34,837 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1125 transitions. [2023-11-24 23:00:34,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:00:34,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:34,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:36,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:36,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:36,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 760 states and 1140 transitions. [2023-11-24 23:00:36,732 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1140 transitions. [2023-11-24 23:00:36,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:00:36,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:36,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:38,337 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:38,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:38,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 761 states and 1140 transitions. [2023-11-24 23:00:38,370 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1140 transitions. [2023-11-24 23:00:38,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:00:38,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:38,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:39,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:00:39,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:39,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 766 states and 1148 transitions. [2023-11-24 23:00:39,871 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1148 transitions. [2023-11-24 23:00:39,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:00:39,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:39,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:41,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:41,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:00:41,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:41,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 771 states and 1156 transitions. [2023-11-24 23:00:41,833 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1156 transitions. [2023-11-24 23:00:41,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:00:41,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:41,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:43,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:43,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:00:43,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:43,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 776 states and 1165 transitions. [2023-11-24 23:00:43,304 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1165 transitions. [2023-11-24 23:00:43,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:00:43,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:43,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:44,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:00:44,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:44,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 781 states and 1174 transitions. [2023-11-24 23:00:44,959 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1174 transitions. [2023-11-24 23:00:44,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:00:44,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:44,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:46,690 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:00:46,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:46,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 784 states and 1178 transitions. [2023-11-24 23:00:46,724 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1178 transitions. [2023-11-24 23:00:46,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:00:46,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:46,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:48,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:48,105 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:00:48,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:48,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 789 states and 1187 transitions. [2023-11-24 23:00:48,152 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1187 transitions. [2023-11-24 23:00:48,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:00:48,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:48,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:49,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:49,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:00:49,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:49,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 796 states and 1196 transitions. [2023-11-24 23:00:49,663 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1196 transitions. [2023-11-24 23:00:49,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:00:49,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:49,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:51,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:51,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:00:51,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:51,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 803 states and 1205 transitions. [2023-11-24 23:00:51,272 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1205 transitions. [2023-11-24 23:00:51,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:00:51,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:51,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:00:54,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:54,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 808 states and 1213 transitions. [2023-11-24 23:00:54,308 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1213 transitions. [2023-11-24 23:00:54,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:00:54,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:54,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:55,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:55,595 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:01:00,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:01:00,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:00,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 813 states and 1221 transitions. [2023-11-24 23:01:00,819 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1221 transitions. [2023-11-24 23:01:00,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:01:00,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:00,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:01,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:02,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:01:02,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:02,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 818 states and 1228 transitions. [2023-11-24 23:01:02,133 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1228 transitions. [2023-11-24 23:01:02,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:01:02,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:02,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:03,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:03,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:01:03,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:03,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 823 states and 1235 transitions. [2023-11-24 23:01:03,896 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1235 transitions. [2023-11-24 23:01:03,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:01:03,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:03,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:05,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:05,623 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.