./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--virtio_blk.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fb7b700-429b-409d-8fe2-cc45fbcfb804/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fb7b700-429b-409d-8fe2-cc45fbcfb804/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fb7b700-429b-409d-8fe2-cc45fbcfb804/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fb7b700-429b-409d-8fe2-cc45fbcfb804/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--virtio_blk.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fb7b700-429b-409d-8fe2-cc45fbcfb804/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fb7b700-429b-409d-8fe2-cc45fbcfb804/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cc21d3f2365aa3e9759266a2897b17abd63f704e2f2c46d2220f73d4b814d4db --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:56:18,207 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:56:18,318 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fb7b700-429b-409d-8fe2-cc45fbcfb804/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-11 23:56:18,327 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:56:18,328 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:56:18,392 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:56:18,393 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:56:18,394 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:56:18,395 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:56:18,396 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:56:18,396 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:56:18,397 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:56:18,397 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:56:18,398 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:56:18,398 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:56:18,399 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:56:18,399 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:56:18,400 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:56:18,400 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:56:18,401 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:56:18,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:18,402 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:56:18,402 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:56:18,403 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:56:18,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:56:18,404 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_3fb7b700-429b-409d-8fe2-cc45fbcfb804/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fb7b700-429b-409d-8fe2-cc45fbcfb804/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc21d3f2365aa3e9759266a2897b17abd63f704e2f2c46d2220f73d4b814d4db [2023-11-11 23:56:18,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:56:18,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:56:18,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:56:18,731 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:56:18,732 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:56:18,733 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fb7b700-429b-409d-8fe2-cc45fbcfb804/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--virtio_blk.ko.cil.i [2023-11-11 23:56:21,773 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:56:22,569 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:56:22,570 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fb7b700-429b-409d-8fe2-cc45fbcfb804/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--virtio_blk.ko.cil.i [2023-11-11 23:56:22,643 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fb7b700-429b-409d-8fe2-cc45fbcfb804/bin/ukojak-verify-0OAaufAVZV/data/ce70840c5/756b8ed9ea8a45da99f9c8f91b5c9eab/FLAG1e38ecbc4 [2023-11-11 23:56:22,663 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fb7b700-429b-409d-8fe2-cc45fbcfb804/bin/ukojak-verify-0OAaufAVZV/data/ce70840c5/756b8ed9ea8a45da99f9c8f91b5c9eab [2023-11-11 23:56:22,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:56:22,674 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:56:22,675 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:22,676 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:56:22,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:56:22,682 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:22" (1/1) ... [2023-11-11 23:56:22,684 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@441ffc7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:22, skipping insertion in model container [2023-11-11 23:56:22,684 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:22" (1/1) ... [2023-11-11 23:56:22,858 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:25,737 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:25,820 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:25,921 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/virtio_config.h"), "i" (99), "i" (12UL)); [4816-4817] [2023-11-11 23:56:25,927 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/virtio_config.h"), "i" (178), "i" (12UL)); [4854-4855] [2023-11-11 23:56:25,980 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 *)"drivers/block/virtio_blk.c"), "i" (172), "i" (12UL)); [5304-5305] [2023-11-11 23:56:25,986 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 *)"drivers/block/virtio_blk.c"), "i" (198), "i" (12UL)); [5360-5361] [2023-11-11 23:56:26,007 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 *)"drivers/block/virtio_blk.c"), "i" (285), "i" (12UL)); [5562-5563] [2023-11-11 23:56:26,009 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 *)"drivers/block/virtio_blk.c"), "i" (287), "i" (12UL)); [5612-5613] [2023-11-11 23:56:26,011 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 *)"drivers/block/virtio_blk.c"), "i" (289), "i" (12UL)); [5662-5663] [2023-11-11 23:56:26,020 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 *)"drivers/block/virtio_blk.c"), "i" (348), "i" (12UL)); [5800-5801] [2023-11-11 23:56:26,030 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 *)"drivers/block/virtio_blk.c"), "i" (391), "i" (12UL)); [5911-5912] [2023-11-11 23:56:26,039 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 *)"drivers/block/virtio_blk.c"), "i" (478), "i" (12UL)); [6126-6127] [2023-11-11 23:56:26,046 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 *)"drivers/block/virtio_blk.c"), "i" (512), "i" (12UL)); [6214-6215] [2023-11-11 23:56:26,048 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 *)"drivers/block/virtio_blk.c"), "i" (533), "i" (12UL)); [6269-6270] [2023-11-11 23:56:26,058 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 *)"drivers/block/virtio_blk.c"), "i" (591), "i" (12UL)); [6454-6455] [2023-11-11 23:56:26,108 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 *)"drivers/block/virtio_blk.c"), "i" (669), "i" (12UL)); [6605-6606] [2023-11-11 23:56:26,110 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 *)"drivers/block/virtio_blk.c"), "i" (691), "i" (12UL)); [6671-6672] [2023-11-11 23:56:26,111 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 *)"drivers/block/virtio_blk.c"), "i" (700), "i" (12UL)); [6744-6745] [2023-11-11 23:56:26,117 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 *)"drivers/block/virtio_blk.c"), "i" (709), "i" (12UL)); [6818-6819] [2023-11-11 23:56:26,119 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 *)"drivers/block/virtio_blk.c"), "i" (716), "i" (12UL)); [6888-6889] [2023-11-11 23:56:26,120 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 *)"drivers/block/virtio_blk.c"), "i" (722), "i" (12UL)); [6958-6959] [2023-11-11 23:56:26,122 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 *)"drivers/block/virtio_blk.c"), "i" (728), "i" (12UL)); [7028-7029] [2023-11-11 23:56:26,231 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:26,497 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:26,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:26 WrapperNode [2023-11-11 23:56:26,498 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:26,499 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:26,500 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:26,500 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:26,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:26" (1/1) ... [2023-11-11 23:56:26,631 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:26" (1/1) ... [2023-11-11 23:56:27,033 INFO L138 Inliner]: procedures = 554, calls = 1545, calls flagged for inlining = 867, calls inlined = 1289, statements flattened = 13459 [2023-11-11 23:56:27,034 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:27,034 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:27,035 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:27,035 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:27,045 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:26" (1/1) ... [2023-11-11 23:56:27,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:26" (1/1) ... [2023-11-11 23:56:27,134 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:26" (1/1) ... [2023-11-11 23:56:27,134 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:26" (1/1) ... [2023-11-11 23:56:27,469 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:26" (1/1) ... [2023-11-11 23:56:27,538 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:26" (1/1) ... [2023-11-11 23:56:27,568 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:26" (1/1) ... [2023-11-11 23:56:27,609 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:26" (1/1) ... [2023-11-11 23:56:27,683 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:27,684 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:27,684 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:27,685 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:27,686 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:26" (1/1) ... [2023-11-11 23:56:27,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:27,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fb7b700-429b-409d-8fe2-cc45fbcfb804/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:27,724 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fb7b700-429b-409d-8fe2-cc45fbcfb804/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:27,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fb7b700-429b-409d-8fe2-cc45fbcfb804/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:27,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:56:27,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-11 23:56:27,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-11 23:56:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:56:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:56:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:56:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-11 23:56:27,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-11 23:56:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_remove [2023-11-11 23:56:27,766 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_remove [2023-11-11 23:56:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:27,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-11 23:56:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-11 23:56:27,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:56:27,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:56:27,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-11 23:56:27,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:56:27,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:56:28,533 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:28,536 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:38,778 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: assume !(#valid == main_old_#valid#1); [2023-11-11 23:56:38,779 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: assume #valid == main_old_#valid#1;assume #valid == main_old_#valid#1;#t~ret874#1 := main_#res#1;assume { :end_inline_main } true; [2023-11-11 23:56:38,781 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_5_returnLabel#1: havoc ldv_entry_EMGentry_5_#t~ret664#1, ldv_entry_EMGentry_5_#t~ret665#1, ldv_entry_EMGentry_5_#t~ret666#1, ldv_entry_EMGentry_5_#t~ret667#1, ldv_entry_EMGentry_5_~arg0#1.base, ldv_entry_EMGentry_5_~arg0#1.offset, ldv_entry_EMGentry_5_~ldv_5_exit_fini_default~0#1.base, ldv_entry_EMGentry_5_~ldv_5_exit_fini_default~0#1.offset, ldv_entry_EMGentry_5_~ldv_5_init_init_default~0#1.base, ldv_entry_EMGentry_5_~ldv_5_init_init_default~0#1.offset, ldv_entry_EMGentry_5_~ldv_5_ret_default~0#1, ldv_entry_EMGentry_5_~tmp~38#1, ldv_entry_EMGentry_5_~tmp___0~25#1;havoc ldv_entry_EMGentry_5_#in~arg0#1.base, ldv_entry_EMGentry_5_#in~arg0#1.offset;assume { :end_inline_ldv_entry_EMGentry_5 } true;main_#res#1 := 0; [2023-11-11 23:56:38,782 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-11 23:56:38,880 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:46,896 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:46,896 INFO L302 CfgBuilder]: Removed 20 assume(true) statements. [2023-11-11 23:56:46,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:46 BoogieIcfgContainer [2023-11-11 23:56:46,903 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:56:46,904 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:56:46,904 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:56:46,916 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:56:46,916 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:46" (1/1) ... [2023-11-11 23:56:46,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:56:47,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:47,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3819 states to 3324 states and 3819 transitions. [2023-11-11 23:56:47,078 INFO L276 IsEmpty]: Start isEmpty. Operand 3324 states and 3819 transitions. [2023-11-11 23:56:47,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:56:47,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:47,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:47,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:48,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:48,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3818 states to 3323 states and 3818 transitions. [2023-11-11 23:56:48,082 INFO L276 IsEmpty]: Start isEmpty. Operand 3323 states and 3818 transitions. [2023-11-11 23:56:48,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:56:48,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:48,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:48,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:48,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:48,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:48,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 3325 states and 3821 transitions. [2023-11-11 23:56:48,742 INFO L276 IsEmpty]: Start isEmpty. Operand 3325 states and 3821 transitions. [2023-11-11 23:56:48,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:56:48,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:48,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:48,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:49,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:49,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:49,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3331 states and 3831 transitions. [2023-11-11 23:56:49,325 INFO L276 IsEmpty]: Start isEmpty. Operand 3331 states and 3831 transitions. [2023-11-11 23:56:49,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:56:49,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:49,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:49,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:49,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:50,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:50,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3830 states to 3330 states and 3830 transitions. [2023-11-11 23:56:50,361 INFO L276 IsEmpty]: Start isEmpty. Operand 3330 states and 3830 transitions. [2023-11-11 23:56:50,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:56:50,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:50,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:50,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:50,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:50,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3827 states to 3328 states and 3827 transitions. [2023-11-11 23:56:50,622 INFO L276 IsEmpty]: Start isEmpty. Operand 3328 states and 3827 transitions. [2023-11-11 23:56:50,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:56:50,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:50,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:50,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:51,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:51,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3826 states to 3328 states and 3826 transitions. [2023-11-11 23:56:51,133 INFO L276 IsEmpty]: Start isEmpty. Operand 3328 states and 3826 transitions. [2023-11-11 23:56:51,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:56:51,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:51,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:51,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:51,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:51,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:51,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 3331 states and 3829 transitions. [2023-11-11 23:56:51,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3331 states and 3829 transitions. [2023-11-11 23:56:51,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:56:51,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:51,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:51,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:51,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:52,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:52,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3841 states to 3339 states and 3841 transitions. [2023-11-11 23:56:52,489 INFO L276 IsEmpty]: Start isEmpty. Operand 3339 states and 3841 transitions. [2023-11-11 23:56:52,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:56:52,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:52,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:52,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:52,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:52,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:52,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 3338 states and 3840 transitions. [2023-11-11 23:56:52,983 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 3840 transitions. [2023-11-11 23:56:52,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:56:52,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:52,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:53,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:54,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:54,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3839 states to 3337 states and 3839 transitions. [2023-11-11 23:56:54,242 INFO L276 IsEmpty]: Start isEmpty. Operand 3337 states and 3839 transitions. [2023-11-11 23:56:54,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:56:54,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:54,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:54,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:54,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:54,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:54,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 3335 states and 3836 transitions. [2023-11-11 23:56:54,499 INFO L276 IsEmpty]: Start isEmpty. Operand 3335 states and 3836 transitions. [2023-11-11 23:56:54,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:56:54,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:54,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:54,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:55,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:55,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3835 states to 3335 states and 3835 transitions. [2023-11-11 23:56:55,182 INFO L276 IsEmpty]: Start isEmpty. Operand 3335 states and 3835 transitions. [2023-11-11 23:56:55,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:56:55,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:55,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:55,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:55,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:55,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:55,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3834 states to 3334 states and 3834 transitions. [2023-11-11 23:56:55,721 INFO L276 IsEmpty]: Start isEmpty. Operand 3334 states and 3834 transitions. [2023-11-11 23:56:55,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:56:55,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:55,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:55,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:55,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:55,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3835 states to 3335 states and 3835 transitions. [2023-11-11 23:56:55,936 INFO L276 IsEmpty]: Start isEmpty. Operand 3335 states and 3835 transitions. [2023-11-11 23:56:55,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:56:55,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:55,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:55,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:56,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:56,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:56,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 3340 states and 3840 transitions. [2023-11-11 23:56:56,242 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 3840 transitions. [2023-11-11 23:56:56,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:56:56,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:56,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:56,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:58,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:58,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3854 states to 3350 states and 3854 transitions. [2023-11-11 23:56:58,363 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 3854 transitions. [2023-11-11 23:56:58,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:56:58,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:58,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:58,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:59,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:00,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:00,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 3349 states and 3853 transitions. [2023-11-11 23:57:00,953 INFO L276 IsEmpty]: Start isEmpty. Operand 3349 states and 3853 transitions. [2023-11-11 23:57:00,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:57:00,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:00,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:01,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:01,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:01,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3850 states to 3347 states and 3850 transitions. [2023-11-11 23:57:01,222 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 3850 transitions. [2023-11-11 23:57:01,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:57:01,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:01,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:01,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:01,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:02,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:02,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 3347 states and 3849 transitions. [2023-11-11 23:57:02,200 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 3849 transitions. [2023-11-11 23:57:02,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:57:02,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:02,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:02,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.