./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/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_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9 --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 0.2.4-dev-0e0057c [2023-12-02 23:14:59,455 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:14:59,522 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-02 23:14:59,527 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:14:59,527 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:14:59,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:14:59,551 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:14:59,552 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:14:59,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:14:59,553 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:14:59,553 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:14:59,554 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:14:59,554 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:14:59,555 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:14:59,555 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:14:59,556 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:14:59,556 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:14:59,557 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:14:59,557 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:14:59,557 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:14:59,558 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:14:59,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:14:59,559 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:14:59,559 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:14:59,560 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:14:59,560 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:14:59,561 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_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc21d3f2365aa3e9759266a2897b17abd63f704e2f2c46d2220f73d4b814d4db [2023-12-02 23:14:59,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:14:59,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:14:59,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:14:59,814 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:14:59,814 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:14:59,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--virtio_blk.ko.cil.i [2023-12-02 23:15:02,579 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:15:03,030 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:15:03,031 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--virtio_blk.ko.cil.i [2023-12-02 23:15:03,071 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/data/f04cd0588/bac2aed2b378477ea7bef269823693b4/FLAGc7c8efe41 [2023-12-02 23:15:03,085 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/data/f04cd0588/bac2aed2b378477ea7bef269823693b4 [2023-12-02 23:15:03,088 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:15:03,089 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:15:03,090 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:15:03,091 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:15:03,096 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:15:03,096 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:15:03" (1/1) ... [2023-12-02 23:15:03,098 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28a3fab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:15:03, skipping insertion in model container [2023-12-02 23:15:03,098 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:15:03" (1/1) ... [2023-12-02 23:15:03,246 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:15:05,912 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:15:05,944 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:15:06,041 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] [2023-12-02 23:15:06,046 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 *)"include/linux/virtio_config.h"), "i" (178), "i" (12UL)); [4854-4855] [2023-12-02 23:15:06,081 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] [2023-12-02 23:15:06,083 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] [2023-12-02 23:15:06,097 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] [2023-12-02 23:15:06,098 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] [2023-12-02 23:15:06,099 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] [2023-12-02 23:15:06,107 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] [2023-12-02 23:15:06,111 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" (391), "i" (12UL)); [5911-5912] [2023-12-02 23:15:06,119 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" (478), "i" (12UL)); [6126-6127] [2023-12-02 23:15:06,126 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] [2023-12-02 23:15:06,128 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] [2023-12-02 23:15:06,134 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] [2023-12-02 23:15:06,166 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] [2023-12-02 23:15:06,168 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] [2023-12-02 23:15:06,169 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] [2023-12-02 23:15:06,171 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] [2023-12-02 23:15:06,172 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] [2023-12-02 23:15:06,173 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] [2023-12-02 23:15:06,175 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] [2023-12-02 23:15:06,267 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:15:06,451 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:15:06,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:15:06 WrapperNode [2023-12-02 23:15:06,452 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:15:06,453 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:15:06,453 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:15:06,453 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:15:06,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:15:06" (1/1) ... [2023-12-02 23:15:06,525 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:15:06" (1/1) ... [2023-12-02 23:15:06,817 INFO L138 Inliner]: procedures = 554, calls = 1545, calls flagged for inlining = 867, calls inlined = 1289, statements flattened = 13471 [2023-12-02 23:15:06,818 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:15:06,818 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:15:06,818 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:15:06,819 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:15:06,829 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:15:06" (1/1) ... [2023-12-02 23:15:06,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:15:06" (1/1) ... [2023-12-02 23:15:06,870 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:15:06" (1/1) ... [2023-12-02 23:15:06,871 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:15:06" (1/1) ... [2023-12-02 23:15:07,029 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:15:06" (1/1) ... [2023-12-02 23:15:07,153 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:15:06" (1/1) ... [2023-12-02 23:15:07,194 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:15:06" (1/1) ... [2023-12-02 23:15:07,216 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:15:06" (1/1) ... [2023-12-02 23:15:07,277 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:15:07,277 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:15:07,278 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:15:07,278 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:15:07,279 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:15:06" (1/1) ... [2023-12-02 23:15:07,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:15:07,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:15:07,308 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:15:07,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:15:07,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:15:07,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-12-02 23:15:07,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-02 23:15:07,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:15:07,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:15:07,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:15:07,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 23:15:07,342 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-12-02 23:15:07,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-12-02 23:15:07,342 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_remove [2023-12-02 23:15:07,342 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_remove [2023-12-02 23:15:07,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:15:07,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:15:07,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-12-02 23:15:07,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-02 23:15:07,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:15:07,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 23:15:07,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 23:15:07,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:15:07,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:15:07,875 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:15:07,877 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:15:15,760 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: assume !(#valid == main_old_#valid#1); [2023-12-02 23:15:15,760 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: assume #valid == main_old_#valid#1;assume #valid == main_old_#valid#1;#t~ret879#1 := main_#res#1;assume { :end_inline_main } true; [2023-12-02 23:15:15,761 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_5_returnLabel#1: havoc ldv_entry_EMGentry_5_#t~ret669#1, ldv_entry_EMGentry_5_#t~ret670#1, ldv_entry_EMGentry_5_#t~ret671#1, ldv_entry_EMGentry_5_#t~ret672#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; [2023-12-02 23:15:15,762 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-12-02 23:15:15,842 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:15:20,101 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:15:20,101 INFO L309 CfgBuilder]: Removed 20 assume(true) statements. [2023-12-02 23:15:20,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:15:20 BoogieIcfgContainer [2023-12-02 23:15:20,104 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:15:20,105 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:15:20,105 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:15:20,112 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:15:20,113 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:15:20" (1/1) ... [2023-12-02 23:15:20,120 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:15:20,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:20,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3819 states to 3324 states and 3819 transitions. [2023-12-02 23:15:20,220 INFO L276 IsEmpty]: Start isEmpty. Operand 3324 states and 3819 transitions. [2023-12-02 23:15:20,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:15:20,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:20,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:20,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:20,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:20,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 3326 states and 3822 transitions. [2023-12-02 23:15:20,912 INFO L276 IsEmpty]: Start isEmpty. Operand 3326 states and 3822 transitions. [2023-12-02 23:15:20,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:15:20,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:20,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:21,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:21,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:21,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3832 states to 3332 states and 3832 transitions. [2023-12-02 23:15:21,340 INFO L276 IsEmpty]: Start isEmpty. Operand 3332 states and 3832 transitions. [2023-12-02 23:15:21,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:15:21,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:21,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:21,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:21,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:21,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:21,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3331 states and 3831 transitions. [2023-12-02 23:15:21,891 INFO L276 IsEmpty]: Start isEmpty. Operand 3331 states and 3831 transitions. [2023-12-02 23:15:21,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:15:21,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:21,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:21,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:22,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:22,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:22,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3830 states to 3330 states and 3830 transitions. [2023-12-02 23:15:22,661 INFO L276 IsEmpty]: Start isEmpty. Operand 3330 states and 3830 transitions. [2023-12-02 23:15:22,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:15:22,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:22,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:22,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:23,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:23,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3826 states to 3328 states and 3826 transitions. [2023-12-02 23:15:23,042 INFO L276 IsEmpty]: Start isEmpty. Operand 3328 states and 3826 transitions. [2023-12-02 23:15:23,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:15:23,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:23,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:23,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:23,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:23,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 3331 states and 3829 transitions. [2023-12-02 23:15:23,210 INFO L276 IsEmpty]: Start isEmpty. Operand 3331 states and 3829 transitions. [2023-12-02 23:15:23,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:15:23,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:23,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:23,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:24,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:24,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3841 states to 3339 states and 3841 transitions. [2023-12-02 23:15:24,050 INFO L276 IsEmpty]: Start isEmpty. Operand 3339 states and 3841 transitions. [2023-12-02 23:15:24,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:15:24,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:24,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:24,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:24,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:24,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 3338 states and 3840 transitions. [2023-12-02 23:15:24,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 3840 transitions. [2023-12-02 23:15:24,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:15:24,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:24,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:24,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:24,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:25,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:25,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3839 states to 3337 states and 3839 transitions. [2023-12-02 23:15:25,017 INFO L276 IsEmpty]: Start isEmpty. Operand 3337 states and 3839 transitions. [2023-12-02 23:15:25,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:15:25,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:25,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:25,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:25,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:25,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:25,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 3335 states and 3836 transitions. [2023-12-02 23:15:25,206 INFO L276 IsEmpty]: Start isEmpty. Operand 3335 states and 3836 transitions. [2023-12-02 23:15:25,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:15:25,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:25,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:25,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:25,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:25,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:25,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3837 states to 3336 states and 3837 transitions. [2023-12-02 23:15:25,388 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 3837 transitions. [2023-12-02 23:15:25,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:15:25,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:25,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:25,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:25,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:26,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:26,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 3335 states and 3836 transitions. [2023-12-02 23:15:26,929 INFO L276 IsEmpty]: Start isEmpty. Operand 3335 states and 3836 transitions. [2023-12-02 23:15:26,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:15:26,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:26,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:26,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:27,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:27,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:27,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3835 states to 3335 states and 3835 transitions. [2023-12-02 23:15:27,624 INFO L276 IsEmpty]: Start isEmpty. Operand 3335 states and 3835 transitions. [2023-12-02 23:15:27,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:15:27,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:27,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:27,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:27,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:27,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:27,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 3340 states and 3840 transitions. [2023-12-02 23:15:27,824 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 3840 transitions. [2023-12-02 23:15:27,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:15:27,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:27,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:29,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:29,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3854 states to 3350 states and 3854 transitions. [2023-12-02 23:15:29,539 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 3854 transitions. [2023-12-02 23:15:29,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:15:29,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:29,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:29,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:30,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:31,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:31,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 3349 states and 3853 transitions. [2023-12-02 23:15:31,827 INFO L276 IsEmpty]: Start isEmpty. Operand 3349 states and 3853 transitions. [2023-12-02 23:15:31,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:15:31,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:31,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:31,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:32,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:32,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3854 states to 3350 states and 3854 transitions. [2023-12-02 23:15:32,017 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 3854 transitions. [2023-12-02 23:15:32,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:15:32,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:32,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:32,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:32,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:32,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3851 states to 3348 states and 3851 transitions. [2023-12-02 23:15:32,204 INFO L276 IsEmpty]: Start isEmpty. Operand 3348 states and 3851 transitions. [2023-12-02 23:15:32,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:15:32,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:32,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:32,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:32,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:33,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:33,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3850 states to 3347 states and 3850 transitions. [2023-12-02 23:15:33,234 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 3850 transitions. [2023-12-02 23:15:33,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:15:33,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:33,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:33,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:33,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:33,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:33,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 3347 states and 3849 transitions. [2023-12-02 23:15:33,996 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 3849 transitions. [2023-12-02 23:15:33,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:15:33,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:33,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:34,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:34,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:36,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:36,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3857 states to 3351 states and 3857 transitions. [2023-12-02 23:15:36,296 INFO L276 IsEmpty]: Start isEmpty. Operand 3351 states and 3857 transitions. [2023-12-02 23:15:36,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:15:36,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:36,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:36,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:40,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:40,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3873 states to 3363 states and 3873 transitions. [2023-12-02 23:15:40,552 INFO L276 IsEmpty]: Start isEmpty. Operand 3363 states and 3873 transitions. [2023-12-02 23:15:40,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:15:40,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:40,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:40,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:40,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:40,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3875 states to 3365 states and 3875 transitions. [2023-12-02 23:15:40,754 INFO L276 IsEmpty]: Start isEmpty. Operand 3365 states and 3875 transitions. [2023-12-02 23:15:40,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:15:40,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:40,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:40,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:40,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:40,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 3366 states and 3876 transitions. [2023-12-02 23:15:40,947 INFO L276 IsEmpty]: Start isEmpty. Operand 3366 states and 3876 transitions. [2023-12-02 23:15:40,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:15:40,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:40,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:40,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:41,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:42,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:42,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3872 states to 3364 states and 3872 transitions. [2023-12-02 23:15:42,080 INFO L276 IsEmpty]: Start isEmpty. Operand 3364 states and 3872 transitions. [2023-12-02 23:15:42,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:15:42,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:42,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:42,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:48,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:48,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3890 states to 3378 states and 3890 transitions. [2023-12-02 23:15:48,189 INFO L276 IsEmpty]: Start isEmpty. Operand 3378 states and 3890 transitions. [2023-12-02 23:15:48,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 23:15:48,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:48,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:48,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:48,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:48,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:48,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 3380 states and 3892 transitions. [2023-12-02 23:15:48,347 INFO L276 IsEmpty]: Start isEmpty. Operand 3380 states and 3892 transitions. [2023-12-02 23:15:48,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 23:15:48,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:48,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:48,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:48,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:48,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3894 states to 3381 states and 3894 transitions. [2023-12-02 23:15:48,523 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 3894 transitions. [2023-12-02 23:15:48,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 23:15:48,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:48,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:49,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:52,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:52,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 3385 states and 3904 transitions. [2023-12-02 23:15:52,242 INFO L276 IsEmpty]: Start isEmpty. Operand 3385 states and 3904 transitions. [2023-12-02 23:15:52,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 23:15:52,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:52,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:52,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:52,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:54,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:54,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 3388 states and 3908 transitions. [2023-12-02 23:15:54,090 INFO L276 IsEmpty]: Start isEmpty. Operand 3388 states and 3908 transitions. [2023-12-02 23:15:54,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 23:15:54,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:54,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:54,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:54,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:55,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:55,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 3386 states and 3904 transitions. [2023-12-02 23:15:55,306 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 3904 transitions. [2023-12-02 23:15:55,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 23:15:55,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:55,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:55,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:55,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:04,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:04,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3402 states and 3925 transitions. [2023-12-02 23:16:04,276 INFO L276 IsEmpty]: Start isEmpty. Operand 3402 states and 3925 transitions. [2023-12-02 23:16:04,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 23:16:04,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:04,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:04,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:04,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:04,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:04,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 3404 states and 3927 transitions. [2023-12-02 23:16:04,417 INFO L276 IsEmpty]: Start isEmpty. Operand 3404 states and 3927 transitions. [2023-12-02 23:16:04,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:16:04,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:04,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:04,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:04,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:04,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:04,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 3402 states and 3924 transitions. [2023-12-02 23:16:04,578 INFO L276 IsEmpty]: Start isEmpty. Operand 3402 states and 3924 transitions. [2023-12-02 23:16:04,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:16:04,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:04,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:04,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:05,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:05,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3926 states to 3403 states and 3926 transitions. [2023-12-02 23:16:05,330 INFO L276 IsEmpty]: Start isEmpty. Operand 3403 states and 3926 transitions. [2023-12-02 23:16:05,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:16:05,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:05,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:05,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:07,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:07,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3930 states to 3406 states and 3930 transitions. [2023-12-02 23:16:07,358 INFO L276 IsEmpty]: Start isEmpty. Operand 3406 states and 3930 transitions. [2023-12-02 23:16:07,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:16:07,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:07,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:07,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:07,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:07,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:07,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3935 states to 3409 states and 3935 transitions. [2023-12-02 23:16:07,969 INFO L276 IsEmpty]: Start isEmpty. Operand 3409 states and 3935 transitions. [2023-12-02 23:16:07,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:16:07,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:07,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:08,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:10,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:15,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:15,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3934 states to 3409 states and 3934 transitions. [2023-12-02 23:16:15,869 INFO L276 IsEmpty]: Start isEmpty. Operand 3409 states and 3934 transitions. [2023-12-02 23:16:15,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:16:15,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:15,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:15,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:17,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:17,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3933 states to 3409 states and 3933 transitions. [2023-12-02 23:16:17,525 INFO L276 IsEmpty]: Start isEmpty. Operand 3409 states and 3933 transitions. [2023-12-02 23:16:17,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:16:17,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:17,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:17,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:18,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:30,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:30,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3956 states to 3427 states and 3956 transitions. [2023-12-02 23:16:30,556 INFO L276 IsEmpty]: Start isEmpty. Operand 3427 states and 3956 transitions. [2023-12-02 23:16:30,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 23:16:30,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:30,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:31,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:34,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:34,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3958 states to 3429 states and 3958 transitions. [2023-12-02 23:16:34,868 INFO L276 IsEmpty]: Start isEmpty. Operand 3429 states and 3958 transitions. [2023-12-02 23:16:34,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:16:34,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:34,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:34,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:35,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:35,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 3430 states and 3960 transitions. [2023-12-02 23:16:35,846 INFO L276 IsEmpty]: Start isEmpty. Operand 3430 states and 3960 transitions. [2023-12-02 23:16:35,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:16:35,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:35,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:35,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:35,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:38,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:38,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3964 states to 3433 states and 3964 transitions. [2023-12-02 23:16:38,432 INFO L276 IsEmpty]: Start isEmpty. Operand 3433 states and 3964 transitions. [2023-12-02 23:16:38,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:16:38,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:38,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:38,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:39,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:43,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:43,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3973 states to 3436 states and 3973 transitions. [2023-12-02 23:16:43,692 INFO L276 IsEmpty]: Start isEmpty. Operand 3436 states and 3973 transitions. [2023-12-02 23:16:43,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:16:43,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:43,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:43,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:48,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:48,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3979 states to 3441 states and 3979 transitions. [2023-12-02 23:16:48,654 INFO L276 IsEmpty]: Start isEmpty. Operand 3441 states and 3979 transitions. [2023-12-02 23:16:48,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:16:48,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:48,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:48,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:48,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:50,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:50,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 3439 states and 3975 transitions. [2023-12-02 23:16:50,660 INFO L276 IsEmpty]: Start isEmpty. Operand 3439 states and 3975 transitions. [2023-12-02 23:16:50,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:16:50,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:50,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:51,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:17:09,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:09,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 3459 states and 4001 transitions. [2023-12-02 23:17:09,124 INFO L276 IsEmpty]: Start isEmpty. Operand 3459 states and 4001 transitions. [2023-12-02 23:17:09,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:17:09,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:09,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:09,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:17:10,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:10,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 3460 states and 4003 transitions. [2023-12-02 23:17:10,271 INFO L276 IsEmpty]: Start isEmpty. Operand 3460 states and 4003 transitions. [2023-12-02 23:17:10,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:17:10,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:10,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:10,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:10,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:17:13,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:13,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4007 states to 3463 states and 4007 transitions. [2023-12-02 23:17:13,452 INFO L276 IsEmpty]: Start isEmpty. Operand 3463 states and 4007 transitions. [2023-12-02 23:17:13,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:17:13,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:13,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:13,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:13,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:17:13,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:13,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 3461 states and 4004 transitions. [2023-12-02 23:17:13,575 INFO L276 IsEmpty]: Start isEmpty. Operand 3461 states and 4004 transitions. [2023-12-02 23:17:13,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:17:13,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:13,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:13,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:17:16,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:16,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4007 states to 3463 states and 4007 transitions. [2023-12-02 23:17:16,566 INFO L276 IsEmpty]: Start isEmpty. Operand 3463 states and 4007 transitions. [2023-12-02 23:17:16,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:17:16,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:16,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:16,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:16,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:17:20,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:20,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4012 states to 3467 states and 4012 transitions. [2023-12-02 23:17:20,642 INFO L276 IsEmpty]: Start isEmpty. Operand 3467 states and 4012 transitions. [2023-12-02 23:17:20,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:17:20,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:20,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:20,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:24,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:17:52,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:52,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4019 states to 3470 states and 4019 transitions. [2023-12-02 23:17:52,802 INFO L276 IsEmpty]: Start isEmpty. Operand 3470 states and 4019 transitions. [2023-12-02 23:17:52,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:17:52,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:52,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:52,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:58,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:18:36,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:36,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4026 states to 3473 states and 4026 transitions. [2023-12-02 23:18:36,375 INFO L276 IsEmpty]: Start isEmpty. Operand 3473 states and 4026 transitions. [2023-12-02 23:18:36,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:18:36,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:36,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:36,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:36,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:18:39,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:39,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4025 states to 3473 states and 4025 transitions. [2023-12-02 23:18:39,718 INFO L276 IsEmpty]: Start isEmpty. Operand 3473 states and 4025 transitions. [2023-12-02 23:18:39,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:18:39,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:39,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:40,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:19:13,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:13,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4053 states to 3495 states and 4053 transitions. [2023-12-02 23:19:13,011 INFO L276 IsEmpty]: Start isEmpty. Operand 3495 states and 4053 transitions. [2023-12-02 23:19:13,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 23:19:13,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:13,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:13,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:19:19,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:19,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4061 states to 3499 states and 4061 transitions. [2023-12-02 23:19:19,672 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 4061 transitions. [2023-12-02 23:19:19,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 23:19:19,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:19,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:21,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:19:28,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:28,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4072 states to 3503 states and 4072 transitions. [2023-12-02 23:19:28,609 INFO L276 IsEmpty]: Start isEmpty. Operand 3503 states and 4072 transitions. [2023-12-02 23:19:28,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 23:19:28,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:28,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:28,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:30,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:19:41,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:41,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4083 states to 3507 states and 4083 transitions. [2023-12-02 23:19:41,150 INFO L276 IsEmpty]: Start isEmpty. Operand 3507 states and 4083 transitions. [2023-12-02 23:19:41,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 23:19:41,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:41,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:41,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:19:48,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:48,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4089 states to 3511 states and 4089 transitions. [2023-12-02 23:19:48,654 INFO L276 IsEmpty]: Start isEmpty. Operand 3511 states and 4089 transitions. [2023-12-02 23:19:48,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 23:19:48,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:48,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:48,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:48,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:20:01,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:01,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4097 states to 3517 states and 4097 transitions. [2023-12-02 23:20:01,416 INFO L276 IsEmpty]: Start isEmpty. Operand 3517 states and 4097 transitions. [2023-12-02 23:20:01,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 23:20:01,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:01,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:03,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:20:17,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:17,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4109 states to 3522 states and 4109 transitions. [2023-12-02 23:20:17,333 INFO L276 IsEmpty]: Start isEmpty. Operand 3522 states and 4109 transitions. [2023-12-02 23:20:17,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 23:20:17,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:17,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:20:17,608 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:20:17,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:20:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:20:18,371 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:20:18,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:20:18,634 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 63 iterations. [2023-12-02 23:20:18,724 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier [2023-12-02 23:20:18,725 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function [2023-12-02 23:20:18,725 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier [2023-12-02 23:20:18,725 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function [2023-12-02 23:20:18,725 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier [2023-12-02 23:20:18,726 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier [2023-12-02 23:20:18,726 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function [2023-12-02 23:20:18,726 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function [2023-12-02 23:20:18,727 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function [2023-12-02 23:20:18,727 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function [2023-12-02 23:20:18,727 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function [2023-12-02 23:20:18,727 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier [2023-12-02 23:20:18,727 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier [2023-12-02 23:20:18,728 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function [2023-12-02 23:20:18,728 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier [2023-12-02 23:20:18,728 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier [2023-12-02 23:20:18,730 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier [2023-12-02 23:20:18,730 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier [2023-12-02 23:20:18,730 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier [2023-12-02 23:20:18,731 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier [2023-12-02 23:20:18,731 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function [2023-12-02 23:20:18,731 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function [2023-12-02 23:20:18,731 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function [2023-12-02 23:20:18,731 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function [2023-12-02 23:20:18,732 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier [2023-12-02 23:20:18,733 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier [2023-12-02 23:20:18,733 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier [2023-12-02 23:20:18,733 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier [2023-12-02 23:20:18,734 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function [2023-12-02 23:20:18,734 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function [2023-12-02 23:20:18,734 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function [2023-12-02 23:20:18,734 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function [2023-12-02 23:20:18,735 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier [2023-12-02 23:20:18,735 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function [2023-12-02 23:20:18,736 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier [2023-12-02 23:20:18,736 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier [2023-12-02 23:20:18,736 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function [2023-12-02 23:20:18,737 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function [2023-12-02 23:20:18,737 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function [2023-12-02 23:20:18,737 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier [2023-12-02 23:20:18,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function [2023-12-02 23:20:18,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function [2023-12-02 23:20:18,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier [2023-12-02 23:20:18,739 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function [2023-12-02 23:20:18,739 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier [2023-12-02 23:20:18,739 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier [2023-12-02 23:20:18,739 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function [2023-12-02 23:20:18,740 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier [2023-12-02 23:20:18,740 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier [2023-12-02 23:20:18,741 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function [2023-12-02 23:20:18,741 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier [2023-12-02 23:20:18,741 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function [2023-12-02 23:20:18,741 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function [2023-12-02 23:20:18,742 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function [2023-12-02 23:20:18,742 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier [2023-12-02 23:20:18,742 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier [2023-12-02 23:20:18,744 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function [2023-12-02 23:20:18,744 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function [2023-12-02 23:20:18,745 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier [2023-12-02 23:20:18,745 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier [2023-12-02 23:20:18,745 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier [2023-12-02 23:20:18,745 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function [2023-12-02 23:20:18,746 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier [2023-12-02 23:20:18,746 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function [2023-12-02 23:20:18,747 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier [2023-12-02 23:20:18,747 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function [2023-12-02 23:20:18,748 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function [2023-12-02 23:20:18,748 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier [2023-12-02 23:20:18,748 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function [2023-12-02 23:20:18,748 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier [2023-12-02 23:20:18,748 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier [2023-12-02 23:20:18,748 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function [2023-12-02 23:20:18,750 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function [2023-12-02 23:20:18,750 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier [2023-12-02 23:20:18,750 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier [2023-12-02 23:20:18,751 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function [2023-12-02 23:20:18,751 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function [2023-12-02 23:20:18,751 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function [2023-12-02 23:20:18,751 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier [2023-12-02 23:20:18,751 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier [2023-12-02 23:20:18,752 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier [2023-12-02 23:20:18,752 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier [2023-12-02 23:20:18,753 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function [2023-12-02 23:20:18,753 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem512 [2023-12-02 23:20:18,753 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function [2023-12-02 23:20:18,753 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier [2023-12-02 23:20:18,753 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier [2023-12-02 23:20:18,753 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function [2023-12-02 23:20:18,754 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function [2023-12-02 23:20:18,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:20:18 ImpRootNode [2023-12-02 23:20:18,770 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:20:18,771 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:20:18,771 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:20:18,771 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:20:18,772 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:15:20" (3/4) ... [2023-12-02 23:20:18,774 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 23:20:18,775 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:20:18,776 INFO L158 Benchmark]: Toolchain (without parser) took 315686.21ms. Allocated memory was 144.7MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 90.2MB in the beginning and 782.5MB in the end (delta: -692.4MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2023-12-02 23:20:18,776 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory is still 44.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:20:18,777 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3361.92ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 90.2MB in the beginning and 107.5MB in the end (delta: -17.4MB). Peak memory consumption was 85.8MB. Max. memory is 16.1GB. [2023-12-02 23:20:18,777 INFO L158 Benchmark]: Boogie Procedure Inliner took 364.66ms. Allocated memory was 184.5MB in the beginning and 232.8MB in the end (delta: 48.2MB). Free memory was 107.5MB in the beginning and 132.4MB in the end (delta: -24.9MB). Peak memory consumption was 73.7MB. Max. memory is 16.1GB. [2023-12-02 23:20:18,778 INFO L158 Benchmark]: Boogie Preprocessor took 458.36ms. Allocated memory is still 232.8MB. Free memory was 132.4MB in the beginning and 105.9MB in the end (delta: 26.5MB). Peak memory consumption was 77.0MB. Max. memory is 16.1GB. [2023-12-02 23:20:18,778 INFO L158 Benchmark]: RCFGBuilder took 12826.92ms. Allocated memory was 232.8MB in the beginning and 908.1MB in the end (delta: 675.3MB). Free memory was 105.9MB in the beginning and 374.2MB in the end (delta: -268.3MB). Peak memory consumption was 595.6MB. Max. memory is 16.1GB. [2023-12-02 23:20:18,779 INFO L158 Benchmark]: CodeCheck took 298665.08ms. Allocated memory was 908.1MB in the beginning and 1.9GB in the end (delta: 983.6MB). Free memory was 374.2MB in the beginning and 783.6MB in the end (delta: -409.4MB). Peak memory consumption was 573.1MB. Max. memory is 16.1GB. [2023-12-02 23:20:18,779 INFO L158 Benchmark]: Witness Printer took 3.98ms. Allocated memory is still 1.9GB. Free memory was 783.6MB in the beginning and 782.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:20:18,782 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 3325 locations, 1606 error locations. Started 1 CEGAR loops. OverallTime: 298.5s, OverallIterations: 63, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 26662 SdHoareTripleChecker+Valid, 71.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18790 mSDsluCounter, 15284 SdHoareTripleChecker+Invalid, 63.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6240 mSDsCounter, 7014 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49673 IncrementalHoareTripleChecker+Invalid, 56687 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7014 mSolverCounterUnsat, 9044 mSDtfsCounter, 49673 mSolverCounterSat, 0.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11692 GetRequests, 10550 SyntacticMatches, 0 SemanticMatches, 1142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 521629 ImplicationChecksByTransitivity, 278.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 31.2s InterpolantComputationTime, 1383 NumberOfCodeBlocks, 1383 NumberOfCodeBlocksAsserted, 63 NumberOfCheckSat, 1291 ConstructedInterpolants, 0 QuantifiedInterpolants, 4075 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 62 InterpolantComputations, 62 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: overapproximation of large string literal at line 7183. Possible FailurePath: [L5049] static int major ; [L5050-L5052] static struct ida vd_index_ida = {{0, 0, 0, 0, {{{{{0U}}, 3735899821U, 4294967295U, (void *)-1, {0, {0, 0}, "(vd_index_ida).idr.lock", 0, 0UL}}}}, 0, 0}, (struct ida_bitmap *)0}; [L5053] static struct workqueue_struct *virtblk_wq ; [L5680-L5681] static struct block_device_operations const virtblk_fops = {0, 0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L5731-L5733] static struct device_attribute dev_attr_serial = {{"serial", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & virtblk_serial_show, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; [L6183] static char const * const virtblk_cache_types[2U] = { "write through", "write back"}; [L6281-L6284] static struct device_attribute const dev_attr_cache_type_ro = {{"cache_type", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & virtblk_cache_type_show, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; [L6285-L6287] static struct device_attribute const dev_attr_cache_type_rw = {{"cache_type", 420U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & virtblk_cache_type_show, & virtblk_cache_type_store}; [L6304-L6306] static struct blk_mq_ops virtio_mq_ops = {& virtio_queue_rq, & blk_mq_map_queue, 0, & virtblk_request_done, 0, 0, & virtblk_init_request, 0}; [L6307] static unsigned int virtblk_queue_depth ; [L7161-L7162] static struct virtio_device_id const id_table[2U] = { {2U, 4294967295U}, {0U, 0U}}; [L7163-L7166] static unsigned int features_legacy[10U] = { 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U, 11U, 12U}; [L7167-L7168] static unsigned int features[7U] = { 2U, 1U, 4U, 5U, 6U, 10U, 12U}; [L7169-L7173] static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 7U, (unsigned int const *)(& features_legacy), 10U, & virtblk_probe, 0, & virtblk_remove, & virtblk_config_changed, & virtblk_freeze, & virtblk_restore}; [L7228] struct virtio_device_id const __mod_virtio__id_table_device_table[2U] ; [L7269] struct ldv_thread ldv_thread_0 ; [L7270] struct ldv_thread ldv_thread_1 ; [L7271] struct ldv_thread ldv_thread_2 ; [L7272] struct ldv_thread ldv_thread_5 ; [L8140] int ldv_linux_alloc_usb_lock_lock = 1; [L8298] int ldv_linux_arch_io_iomem = 0; [L8340] static int ldv_linux_block_genhd_disk_state = 0; [L8404] static int ldv_linux_block_queue_queue_state = 0; [L8446] int ldv_linux_block_request_blk_rq = 0; [L8513] int ldv_linux_drivers_base_class_usb_gadget_class = 0; [L8675] int ldv_linux_fs_char_dev_usb_gadget_chrdev = 0; [L8738] int ldv_linux_fs_sysfs_sysfs = 0; [L8781] int ldv_linux_kernel_locking_rwlock_rlock = 1; [L8782] int ldv_linux_kernel_locking_rwlock_wlock = 1; [L8873] int ldv_linux_kernel_module_module_refcounter = 1; [L8944] int ldv_linux_kernel_rcu_srcu_srcu_nested = 0; [L8983] int ldv_linux_kernel_rcu_update_lock_bh_rcu_nested_bh = 0; [L9022] int ldv_linux_kernel_rcu_update_lock_sched_rcu_nested_sched = 0; [L9061] int ldv_linux_kernel_rcu_update_lock_rcu_nested = 0; [L9139] static bool __ldv_in_interrupt_context = 0; [L9217] unsigned short ldv_linux_mmc_sdio_func_sdio_element = 0U; [L9258] int ldv_linux_net_register_probe_state = 0; [L9301] int rtnllocknumber = 0; [L9377] int locksocknumber = 0; [L9431] int ldv_linux_usb_coherent_coherent_state = 0; [L9475] ldv_map LDV_LINUX_USB_DEV_USB_DEV_REF_COUNTS ; [L9539] int ldv_linux_usb_gadget_usb_gadget = 0; [L9689] int ldv_linux_usb_register_probe_state = 0; [L9731] int ldv_linux_usb_urb_urb_state = 0; [L10000] ldv_set LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_i_mutex_of_inode ; [L10086] ldv_set LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_lock ; [L10172] ldv_set LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_mutex_of_device ; [L10282] static int ldv_linux_kernel_locking_spinlock_spin_alloc_lock_of_task_struct = 1; [L10387] static int ldv_linux_kernel_locking_spinlock_spin_i_lock_of_inode = 1; [L10492] static int ldv_linux_kernel_locking_spinlock_spin_lock = 1; [L10597] static int ldv_linux_kernel_locking_spinlock_spin_lock_of_NOT_ARG_SIGN = 1; [L10702] static int ldv_linux_kernel_locking_spinlock_spin_lock_of_virtio_blk_vq = 1; [L10807] static int ldv_linux_kernel_locking_spinlock_spin_node_size_lock_of_pglist_data = 1; [L10912] static int ldv_linux_kernel_locking_spinlock_spin_ptl = 1; [L11017] static int ldv_linux_kernel_locking_spinlock_spin_siglock_of_sighand_struct = 1; [L11178] static int ldv_linux_kernel_sched_completion_completion = 0; [L11210] static int ldv_linux_lib_idr_idr = 0; [L7586] CALL ldv_ldv_initialize_116() [L8067] CALL ldv_linux_lib_find_bit_initialize() [L9196] CALL ldv_assume(nr_cpu_ids > 0) [L9759] COND FALSE !(expression == 0) [L9196] RET ldv_assume(nr_cpu_ids > 0) [L8067] RET ldv_linux_lib_find_bit_initialize() [L7586] RET ldv_ldv_initialize_116() [L7587] CALL ldv_entry_EMGentry_5((void *)0) [L7542] void (*ldv_5_exit_fini_default)(void) ; [L7543] int (*ldv_5_init_init_default)(void) ; [L7544] int ldv_5_ret_default ; [L7545] int tmp ; [L7546] int tmp___0 ; [L7549] CALL ldv_EMGentry_init_init_5_9(ldv_5_init_init_default) [L7284] int tmp ; [L7287] CALL init() [L7176] int error ; [L7177] struct lock_class_key __key ; [L7178] char const *__lock_name ; [L7179] struct workqueue_struct *tmp ; [L7182] __lock_name = "\"virtio-blk\"" [L7183] CALL, EXPR __alloc_workqueue_key("virtio-blk", 0U, 0, & __key, __lock_name) [L12372] CALL, EXPR ldv_malloc(0UL) [L9796] void *res ; [L9797] void *tmp ; [L9798] long tmp___0 ; [L9799] int tmp___1 ; [L9802] CALL, EXPR ldv_undef_int() [L9898] int tmp ; [L9901] tmp = __VERIFIER_nondet_int() [L9903] return (tmp); [L9802] RET, EXPR ldv_undef_int() [L9802] tmp___1 = ldv_undef_int() [L9804] COND TRUE tmp___1 != 0 [L9806] tmp = malloc(size) [L9807] res = tmp [L9808] CALL ldv_assume((unsigned long )res != (unsigned long )((void *)0)) [L9759] COND FALSE !(expression == 0) [L9808] RET ldv_assume((unsigned long )res != (unsigned long )((void *)0)) [L9809] CALL, EXPR ldv_is_err((void const *)res) [L8637] return ((unsigned long )ptr > 4294967295UL); [L9809] RET, EXPR ldv_is_err((void const *)res) [L9809] tmp___0 = ldv_is_err((void const *)res) [L9810] CALL ldv_assume(tmp___0 == 0L) [L9759] COND FALSE !(expression == 0) [L9810] RET ldv_assume(tmp___0 == 0L) [L9812] return (res); VAL [LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_i_mutex_of_inode=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_lock=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_mutex_of_device=0, LDV_LINUX_USB_DEV_USB_DEV_REF_COUNTS=0, \old(size)=0, \result={-18446744069414584322:0}, __ldv_in_interrupt_context=0, __this_module={50:45}, dev_attr_cache_type_ro={27:0}, dev_attr_cache_type_rw={28:0}, dev_attr_serial={25:0}, features={32:0}, features_legacy={31:0}, id_table={30:0}, ldv_linux_alloc_usb_lock_lock=1, ldv_linux_arch_io_iomem=0, ldv_linux_block_genhd_disk_state=0, ldv_linux_block_queue_queue_state=0, ldv_linux_block_request_blk_rq=0, ldv_linux_drivers_base_class_usb_gadget_class=0, ldv_linux_fs_char_dev_usb_gadget_chrdev=0, ldv_linux_fs_sysfs_sysfs=0, ldv_linux_kernel_locking_rwlock_rlock=1, ldv_linux_kernel_locking_rwlock_wlock=1, ldv_linux_kernel_locking_spinlock_spin_alloc_lock_of_task_struct=1, ldv_linux_kernel_locking_spinlock_spin_i_lock_of_inode=1, ldv_linux_kernel_locking_spinlock_spin_lock=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_NOT_ARG_SIGN=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_virtio_blk_vq=1, ldv_linux_kernel_locking_spinlock_spin_node_size_lock_of_pglist_data=1, ldv_linux_kernel_locking_spinlock_spin_ptl=1, ldv_linux_kernel_locking_spinlock_spin_siglock_of_sighand_struct=1, ldv_linux_kernel_module_module_refcounter=1, ldv_linux_kernel_rcu_srcu_srcu_nested=0, ldv_linux_kernel_rcu_update_lock_bh_rcu_nested_bh=0, ldv_linux_kernel_rcu_update_lock_rcu_nested=0, ldv_linux_kernel_rcu_update_lock_sched_rcu_nested_sched=0, ldv_linux_kernel_sched_completion_completion=0, ldv_linux_lib_idr_idr=0, ldv_linux_mmc_sdio_func_sdio_element=0, ldv_linux_net_register_probe_state=0, ldv_linux_usb_coherent_coherent_state=0, ldv_linux_usb_gadget_usb_gadget=0, ldv_linux_usb_register_probe_state=0, ldv_linux_usb_urb_urb_state=0, locksocknumber=0, major=0, nr_cpu_ids=1, res={-18446744069414584322:0}, rtnllocknumber=0, size=0, tmp={-18446744069414584322:0}, tmp___0=0, tmp___1=-2147483648, vd_index_ida={23:0}, virtblk_cache_types={26:0}, virtblk_fops={24:0}, virtblk_queue_depth=0, virtblk_wq={0:0}, virtio_blk={33:0}, virtio_mq_ops={29:0}] [L12372] RET, EXPR ldv_malloc(0UL) [L12372] return ldv_malloc(0UL); [L7183] RET, EXPR __alloc_workqueue_key("virtio-blk", 0U, 0, & __key, __lock_name) [L7183] tmp = __alloc_workqueue_key("virtio-blk", 0U, 0, & __key, __lock_name) [L7184] virtblk_wq = tmp VAL [LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_i_mutex_of_inode=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_lock=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_mutex_of_device=0, LDV_LINUX_USB_DEV_USB_DEV_REF_COUNTS=0, __key={34:0}, __ldv_in_interrupt_context=0, __lock_name={15:0}, __this_module={50:45}, dev_attr_cache_type_ro={27:0}, dev_attr_cache_type_rw={28:0}, dev_attr_serial={25:0}, features={32:0}, features_legacy={31:0}, id_table={30:0}, ldv_linux_alloc_usb_lock_lock=1, ldv_linux_arch_io_iomem=0, ldv_linux_block_genhd_disk_state=0, ldv_linux_block_queue_queue_state=0, ldv_linux_block_request_blk_rq=0, ldv_linux_drivers_base_class_usb_gadget_class=0, ldv_linux_fs_char_dev_usb_gadget_chrdev=0, ldv_linux_fs_sysfs_sysfs=0, ldv_linux_kernel_locking_rwlock_rlock=1, ldv_linux_kernel_locking_rwlock_wlock=1, ldv_linux_kernel_locking_spinlock_spin_alloc_lock_of_task_struct=1, ldv_linux_kernel_locking_spinlock_spin_i_lock_of_inode=1, ldv_linux_kernel_locking_spinlock_spin_lock=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_NOT_ARG_SIGN=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_virtio_blk_vq=1, ldv_linux_kernel_locking_spinlock_spin_node_size_lock_of_pglist_data=1, ldv_linux_kernel_locking_spinlock_spin_ptl=1, ldv_linux_kernel_locking_spinlock_spin_siglock_of_sighand_struct=1, ldv_linux_kernel_module_module_refcounter=1, ldv_linux_kernel_rcu_srcu_srcu_nested=0, ldv_linux_kernel_rcu_update_lock_bh_rcu_nested_bh=0, ldv_linux_kernel_rcu_update_lock_rcu_nested=0, ldv_linux_kernel_rcu_update_lock_sched_rcu_nested_sched=0, ldv_linux_kernel_sched_completion_completion=0, ldv_linux_lib_idr_idr=0, ldv_linux_mmc_sdio_func_sdio_element=0, ldv_linux_net_register_probe_state=0, ldv_linux_usb_coherent_coherent_state=0, ldv_linux_usb_gadget_usb_gadget=0, ldv_linux_usb_register_probe_state=0, ldv_linux_usb_urb_urb_state=0, locksocknumber=0, major=0, nr_cpu_ids=1, rtnllocknumber=0, tmp={-18446744069414584322:0}, vd_index_ida={23:0}, virtblk_cache_types={26:0}, virtblk_fops={24:0}, virtblk_queue_depth=0, virtblk_wq={-18446744069414584322:0}, virtio_blk={33:0}, virtio_mq_ops={29:0}] [L7186] COND FALSE !((unsigned long )virtblk_wq == (unsigned long )((struct workqueue_struct *)0)) [L7191] CALL, EXPR register_blkdev(0U, "virtblk") [L12519] return __VERIFIER_nondet_int(); [L7191] RET, EXPR register_blkdev(0U, "virtblk") [L7191] major = register_blkdev(0U, "virtblk") [L7193] COND FALSE !(major < 0) [L7199] CALL ldv_register_virtio_driver_111(& virtio_blk) [L7972] ldv_func_ret_type___1 ldv_func_res ; [L7973] int tmp ; [L7974] int tmp___0 ; [L7977] CALL, EXPR register_virtio_driver(ldv_func_arg1) [L12523] return __VERIFIER_nondet_int(); [L7977] RET, EXPR register_virtio_driver(ldv_func_arg1) [L7977] tmp = register_virtio_driver(ldv_func_arg1) [L7978] ldv_func_res = tmp [L7979] CALL ldv_register_virtio_driver(ldv_func_res, ldv_func_arg1) [L7662] struct virtio_driver *ldv_4_struct_virtio_driver_struct_virtio_driver ; [L7663] int tmp ; [L7666] CALL, EXPR ldv_undef_int() [L9898] int tmp ; [L9901] tmp = __VERIFIER_nondet_int() [L9903] return (tmp); [L7666] RET, EXPR ldv_undef_int() [L7666] tmp = ldv_undef_int() [L7668] COND TRUE tmp != 0 [L7670] CALL ldv_assume(arg0 == 0) [L9759] COND FALSE !(expression == 0) [L7670] RET ldv_assume(arg0 == 0) [L7671] ldv_4_struct_virtio_driver_struct_virtio_driver = arg1 [L7672] CALL ldv_dispatch_register_4_2(ldv_4_struct_virtio_driver_struct_virtio_driver) [L7462] struct ldv_struct_io_instance_0 *cf_arg_0 ; [L7463] void *tmp ; [L7466] CALL, EXPR ldv_xmalloc(16UL) [L9863] void *res ; [L9864] void *tmp ; [L9865] long tmp___0 ; [L9868] tmp = malloc(size) [L9869] res = tmp [L9870] CALL ldv_assume((unsigned long )res != (unsigned long )((void *)0)) [L9759] COND FALSE !(expression == 0) [L9870] RET ldv_assume((unsigned long )res != (unsigned long )((void *)0)) [L9871] CALL, EXPR ldv_is_err((void const *)res) [L8637] return ((unsigned long )ptr > 4294967295UL); [L9871] RET, EXPR ldv_is_err((void const *)res) [L9871] tmp___0 = ldv_is_err((void const *)res) [L9872] CALL ldv_assume(tmp___0 == 0L) [L9759] COND FALSE !(expression == 0) [L9872] RET ldv_assume(tmp___0 == 0L) [L9874] return (res); [L7466] RET, EXPR ldv_xmalloc(16UL) [L7466] tmp = ldv_xmalloc(16UL) [L7467] cf_arg_0 = (struct ldv_struct_io_instance_0 *)tmp VAL [LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_i_mutex_of_inode=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_lock=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_mutex_of_device=0, LDV_LINUX_USB_DEV_USB_DEV_REF_COUNTS=0, __ldv_in_interrupt_context=0, __this_module={50:45}, arg0={33:0}, arg0={33:0}, cf_arg_0={-18446744069414584323:0}, dev_attr_cache_type_ro={27:0}, dev_attr_cache_type_rw={28:0}, dev_attr_serial={25:0}, features={32:0}, features_legacy={31:0}, id_table={30:0}, ldv_linux_alloc_usb_lock_lock=1, ldv_linux_arch_io_iomem=0, ldv_linux_block_genhd_disk_state=0, ldv_linux_block_queue_queue_state=0, ldv_linux_block_request_blk_rq=0, ldv_linux_drivers_base_class_usb_gadget_class=0, ldv_linux_fs_char_dev_usb_gadget_chrdev=0, ldv_linux_fs_sysfs_sysfs=0, ldv_linux_kernel_locking_rwlock_rlock=1, ldv_linux_kernel_locking_rwlock_wlock=1, ldv_linux_kernel_locking_spinlock_spin_alloc_lock_of_task_struct=1, ldv_linux_kernel_locking_spinlock_spin_i_lock_of_inode=1, ldv_linux_kernel_locking_spinlock_spin_lock=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_NOT_ARG_SIGN=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_virtio_blk_vq=1, ldv_linux_kernel_locking_spinlock_spin_node_size_lock_of_pglist_data=1, ldv_linux_kernel_locking_spinlock_spin_ptl=1, ldv_linux_kernel_locking_spinlock_spin_siglock_of_sighand_struct=1, ldv_linux_kernel_module_module_refcounter=1, ldv_linux_kernel_rcu_srcu_srcu_nested=0, ldv_linux_kernel_rcu_update_lock_bh_rcu_nested_bh=0, ldv_linux_kernel_rcu_update_lock_rcu_nested=0, ldv_linux_kernel_rcu_update_lock_sched_rcu_nested_sched=0, ldv_linux_kernel_sched_completion_completion=0, ldv_linux_lib_idr_idr=0, ldv_linux_mmc_sdio_func_sdio_element=0, ldv_linux_net_register_probe_state=0, ldv_linux_usb_coherent_coherent_state=0, ldv_linux_usb_gadget_usb_gadget=0, ldv_linux_usb_register_probe_state=0, ldv_linux_usb_urb_urb_state=0, locksocknumber=0, major=0, nr_cpu_ids=1, rtnllocknumber=0, tmp={-18446744069414584323:0}, vd_index_ida={23:0}, virtblk_cache_types={26:0}, virtblk_fops={24:0}, virtblk_queue_depth=0, virtblk_wq={-18446744069414584322:0}, virtio_blk={33:0}, virtio_mq_ops={29:0}] [L7468] cf_arg_0->arg0 = arg0 [L7469] CALL ldv_device_driver_io_instance_0((void *)cf_arg_0) [L7294] void (*ldv_0_callback_config_changed)(struct virtio_device * ) ; [L7295] int (*ldv_0_callback_freeze)(struct virtio_device * ) ; [L7296] int (*ldv_0_callback_getgeo)(struct block_device * , struct hd_geometry * ) ; [L7297-L7298] int (*ldv_0_callback_ioctl)(struct block_device * , unsigned int , unsigned int , unsigned long ) ; [L7299] int (*ldv_0_callback_restore)(struct virtio_device * ) ; [L7300] struct virtio_driver *ldv_0_container_struct_virtio_driver ; [L7301] unsigned int ldv_0_ldv_param_19_1_default ; [L7302] unsigned int ldv_0_ldv_param_19_2_default ; [L7303] unsigned long ldv_0_ldv_param_19_3_default ; [L7304] struct block_device *ldv_0_resource_struct_block_device_ptr ; [L7305] struct hd_geometry *ldv_0_resource_struct_hd_geometry_ptr ; [L7306] struct virtio_device *ldv_0_resource_struct_virtio_device_ptr ; [L7307] int ldv_0_ret_default ; [L7308] struct ldv_struct_io_instance_0 *data ; [L7309] void *tmp ; [L7310] void *tmp___0 ; [L7311] void *tmp___1 ; [L7312] int tmp___2 ; [L7313] int tmp___3 ; [L7314] int tmp___4 ; [L7316] data = (struct ldv_struct_io_instance_0 *)arg0 [L7317] ldv_0_ret_default = 1 VAL [LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_i_mutex_of_inode=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_lock=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_mutex_of_device=0, LDV_LINUX_USB_DEV_USB_DEV_REF_COUNTS=0, __ldv_in_interrupt_context=0, __this_module={50:45}, arg0={-18446744069414584323:0}, arg0={-18446744069414584323:0}, data={-18446744069414584323:0}, dev_attr_cache_type_ro={27:0}, dev_attr_cache_type_rw={28:0}, dev_attr_serial={25:0}, features={32:0}, features_legacy={31:0}, id_table={30:0}, ldv_0_ret_default=1, ldv_linux_alloc_usb_lock_lock=1, ldv_linux_arch_io_iomem=0, ldv_linux_block_genhd_disk_state=0, ldv_linux_block_queue_queue_state=0, ldv_linux_block_request_blk_rq=0, ldv_linux_drivers_base_class_usb_gadget_class=0, ldv_linux_fs_char_dev_usb_gadget_chrdev=0, ldv_linux_fs_sysfs_sysfs=0, ldv_linux_kernel_locking_rwlock_rlock=1, ldv_linux_kernel_locking_rwlock_wlock=1, ldv_linux_kernel_locking_spinlock_spin_alloc_lock_of_task_struct=1, ldv_linux_kernel_locking_spinlock_spin_i_lock_of_inode=1, ldv_linux_kernel_locking_spinlock_spin_lock=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_NOT_ARG_SIGN=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_virtio_blk_vq=1, ldv_linux_kernel_locking_spinlock_spin_node_size_lock_of_pglist_data=1, ldv_linux_kernel_locking_spinlock_spin_ptl=1, ldv_linux_kernel_locking_spinlock_spin_siglock_of_sighand_struct=1, ldv_linux_kernel_module_module_refcounter=1, ldv_linux_kernel_rcu_srcu_srcu_nested=0, ldv_linux_kernel_rcu_update_lock_bh_rcu_nested_bh=0, ldv_linux_kernel_rcu_update_lock_rcu_nested=0, ldv_linux_kernel_rcu_update_lock_sched_rcu_nested_sched=0, ldv_linux_kernel_sched_completion_completion=0, ldv_linux_lib_idr_idr=0, ldv_linux_mmc_sdio_func_sdio_element=0, ldv_linux_net_register_probe_state=0, ldv_linux_usb_coherent_coherent_state=0, ldv_linux_usb_gadget_usb_gadget=0, ldv_linux_usb_register_probe_state=0, ldv_linux_usb_urb_urb_state=0, locksocknumber=0, major=0, nr_cpu_ids=1, rtnllocknumber=0, vd_index_ida={23:0}, virtblk_cache_types={26:0}, virtblk_fops={24:0}, virtblk_queue_depth=0, virtblk_wq={-18446744069414584322:0}, virtio_blk={33:0}, virtio_mq_ops={29:0}] [L7318] COND TRUE (unsigned long )data != (unsigned long )((struct ldv_struct_io_instance_0 *)0) VAL [LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_i_mutex_of_inode=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_lock=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_mutex_of_device=0, LDV_LINUX_USB_DEV_USB_DEV_REF_COUNTS=0, __ldv_in_interrupt_context=0, __this_module={50:45}, arg0={-18446744069414584323:0}, arg0={-18446744069414584323:0}, data={-18446744069414584323:0}, dev_attr_cache_type_ro={27:0}, dev_attr_cache_type_rw={28:0}, dev_attr_serial={25:0}, features={32:0}, features_legacy={31:0}, id_table={30:0}, ldv_0_ret_default=1, ldv_linux_alloc_usb_lock_lock=1, ldv_linux_arch_io_iomem=0, ldv_linux_block_genhd_disk_state=0, ldv_linux_block_queue_queue_state=0, ldv_linux_block_request_blk_rq=0, ldv_linux_drivers_base_class_usb_gadget_class=0, ldv_linux_fs_char_dev_usb_gadget_chrdev=0, ldv_linux_fs_sysfs_sysfs=0, ldv_linux_kernel_locking_rwlock_rlock=1, ldv_linux_kernel_locking_rwlock_wlock=1, ldv_linux_kernel_locking_spinlock_spin_alloc_lock_of_task_struct=1, ldv_linux_kernel_locking_spinlock_spin_i_lock_of_inode=1, ldv_linux_kernel_locking_spinlock_spin_lock=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_NOT_ARG_SIGN=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_virtio_blk_vq=1, ldv_linux_kernel_locking_spinlock_spin_node_size_lock_of_pglist_data=1, ldv_linux_kernel_locking_spinlock_spin_ptl=1, ldv_linux_kernel_locking_spinlock_spin_siglock_of_sighand_struct=1, ldv_linux_kernel_module_module_refcounter=1, ldv_linux_kernel_rcu_srcu_srcu_nested=0, ldv_linux_kernel_rcu_update_lock_bh_rcu_nested_bh=0, ldv_linux_kernel_rcu_update_lock_rcu_nested=0, ldv_linux_kernel_rcu_update_lock_sched_rcu_nested_sched=0, ldv_linux_kernel_sched_completion_completion=0, ldv_linux_lib_idr_idr=0, ldv_linux_mmc_sdio_func_sdio_element=0, ldv_linux_net_register_probe_state=0, ldv_linux_usb_coherent_coherent_state=0, ldv_linux_usb_gadget_usb_gadget=0, ldv_linux_usb_register_probe_state=0, ldv_linux_usb_urb_urb_state=0, locksocknumber=0, major=0, nr_cpu_ids=1, rtnllocknumber=0, vd_index_ida={23:0}, virtblk_cache_types={26:0}, virtblk_fops={24:0}, virtblk_queue_depth=0, virtblk_wq={-18446744069414584322:0}, virtio_blk={33:0}, virtio_mq_ops={29:0}] [L7320] EXPR data->arg0 [L7320] ldv_0_container_struct_virtio_driver = data->arg0 [L7321] CALL ldv_free((void *)data) [L9856] free(s) VAL [LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_i_mutex_of_inode=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_lock=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_mutex_of_device=0, LDV_LINUX_USB_DEV_USB_DEV_REF_COUNTS=0, __ldv_in_interrupt_context=0, __this_module={50:45}, dev_attr_cache_type_ro={27:0}, dev_attr_cache_type_rw={28:0}, dev_attr_serial={25:0}, features={32:0}, features_legacy={31:0}, id_table={30:0}, ldv_linux_alloc_usb_lock_lock=1, ldv_linux_arch_io_iomem=0, ldv_linux_block_genhd_disk_state=0, ldv_linux_block_queue_queue_state=0, ldv_linux_block_request_blk_rq=0, ldv_linux_drivers_base_class_usb_gadget_class=0, ldv_linux_fs_char_dev_usb_gadget_chrdev=0, ldv_linux_fs_sysfs_sysfs=0, ldv_linux_kernel_locking_rwlock_rlock=1, ldv_linux_kernel_locking_rwlock_wlock=1, ldv_linux_kernel_locking_spinlock_spin_alloc_lock_of_task_struct=1, ldv_linux_kernel_locking_spinlock_spin_i_lock_of_inode=1, ldv_linux_kernel_locking_spinlock_spin_lock=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_NOT_ARG_SIGN=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_virtio_blk_vq=1, ldv_linux_kernel_locking_spinlock_spin_node_size_lock_of_pglist_data=1, ldv_linux_kernel_locking_spinlock_spin_ptl=1, ldv_linux_kernel_locking_spinlock_spin_siglock_of_sighand_struct=1, ldv_linux_kernel_module_module_refcounter=1, ldv_linux_kernel_rcu_srcu_srcu_nested=0, ldv_linux_kernel_rcu_update_lock_bh_rcu_nested_bh=0, ldv_linux_kernel_rcu_update_lock_rcu_nested=0, ldv_linux_kernel_rcu_update_lock_sched_rcu_nested_sched=0, ldv_linux_kernel_sched_completion_completion=0, ldv_linux_lib_idr_idr=0, ldv_linux_mmc_sdio_func_sdio_element=0, ldv_linux_net_register_probe_state=0, ldv_linux_usb_coherent_coherent_state=0, ldv_linux_usb_gadget_usb_gadget=0, ldv_linux_usb_register_probe_state=0, ldv_linux_usb_urb_urb_state=0, locksocknumber=0, major=0, nr_cpu_ids=1, rtnllocknumber=0, s={-18446744069414584323:0}, s={-18446744069414584323:0}, vd_index_ida={23:0}, virtblk_cache_types={26:0}, virtblk_fops={24:0}, virtblk_queue_depth=0, virtblk_wq={-18446744069414584322:0}, virtio_blk={33:0}, virtio_mq_ops={29:0}] [L9856] free(s) VAL [LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_i_mutex_of_inode=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_lock=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_mutex_of_device=0, LDV_LINUX_USB_DEV_USB_DEV_REF_COUNTS=0, __ldv_in_interrupt_context=0, __this_module={50:45}, dev_attr_cache_type_ro={27:0}, dev_attr_cache_type_rw={28:0}, dev_attr_serial={25:0}, features={32:0}, features_legacy={31:0}, id_table={30:0}, ldv_linux_alloc_usb_lock_lock=1, ldv_linux_arch_io_iomem=0, ldv_linux_block_genhd_disk_state=0, ldv_linux_block_queue_queue_state=0, ldv_linux_block_request_blk_rq=0, ldv_linux_drivers_base_class_usb_gadget_class=0, ldv_linux_fs_char_dev_usb_gadget_chrdev=0, ldv_linux_fs_sysfs_sysfs=0, ldv_linux_kernel_locking_rwlock_rlock=1, ldv_linux_kernel_locking_rwlock_wlock=1, ldv_linux_kernel_locking_spinlock_spin_alloc_lock_of_task_struct=1, ldv_linux_kernel_locking_spinlock_spin_i_lock_of_inode=1, ldv_linux_kernel_locking_spinlock_spin_lock=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_NOT_ARG_SIGN=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_virtio_blk_vq=1, ldv_linux_kernel_locking_spinlock_spin_node_size_lock_of_pglist_data=1, ldv_linux_kernel_locking_spinlock_spin_ptl=1, ldv_linux_kernel_locking_spinlock_spin_siglock_of_sighand_struct=1, ldv_linux_kernel_module_module_refcounter=1, ldv_linux_kernel_rcu_srcu_srcu_nested=0, ldv_linux_kernel_rcu_update_lock_bh_rcu_nested_bh=0, ldv_linux_kernel_rcu_update_lock_rcu_nested=0, ldv_linux_kernel_rcu_update_lock_sched_rcu_nested_sched=0, ldv_linux_kernel_sched_completion_completion=0, ldv_linux_lib_idr_idr=0, ldv_linux_mmc_sdio_func_sdio_element=0, ldv_linux_net_register_probe_state=0, ldv_linux_usb_coherent_coherent_state=0, ldv_linux_usb_gadget_usb_gadget=0, ldv_linux_usb_register_probe_state=0, ldv_linux_usb_urb_urb_state=0, locksocknumber=0, major=0, nr_cpu_ids=1, rtnllocknumber=0, s={-18446744069414584323:0}, s={-18446744069414584323:0}, vd_index_ida={23:0}, virtblk_cache_types={26:0}, virtblk_fops={24:0}, virtblk_queue_depth=0, virtblk_wq={-18446744069414584322:0}, virtio_blk={33:0}, virtio_mq_ops={29:0}] [L9856] free(s) [L7321] RET ldv_free((void *)data) [L7326] CALL, EXPR ldv_xmalloc(480UL) [L9863] void *res ; [L9864] void *tmp ; [L9865] long tmp___0 ; [L9868] tmp = malloc(size) [L9869] res = tmp [L9870] CALL ldv_assume((unsigned long )res != (unsigned long )((void *)0)) [L9759] COND FALSE !(expression == 0) [L9870] RET ldv_assume((unsigned long )res != (unsigned long )((void *)0)) [L9871] CALL, EXPR ldv_is_err((void const *)res) [L8637] return ((unsigned long )ptr > 4294967295UL); [L9871] RET, EXPR ldv_is_err((void const *)res) [L9871] tmp___0 = ldv_is_err((void const *)res) [L9872] CALL ldv_assume(tmp___0 == 0L) [L9759] COND FALSE !(expression == 0) [L9872] RET ldv_assume(tmp___0 == 0L) [L9874] return (res); [L7326] RET, EXPR ldv_xmalloc(480UL) [L7326] tmp = ldv_xmalloc(480UL) [L7327] ldv_0_resource_struct_block_device_ptr = (struct block_device *)tmp [L7328] CALL, EXPR ldv_xmalloc(16UL) [L9863] void *res ; [L9864] void *tmp ; [L9865] long tmp___0 ; [L9868] tmp = malloc(size) [L9869] res = tmp [L9870] CALL ldv_assume((unsigned long )res != (unsigned long )((void *)0)) [L9759] COND FALSE !(expression == 0) [L9870] RET ldv_assume((unsigned long )res != (unsigned long )((void *)0)) [L9871] CALL, EXPR ldv_is_err((void const *)res) [L8637] return ((unsigned long )ptr > 4294967295UL); [L9871] RET, EXPR ldv_is_err((void const *)res) [L9871] tmp___0 = ldv_is_err((void const *)res) [L9872] CALL ldv_assume(tmp___0 == 0L) [L9759] COND FALSE !(expression == 0) [L9872] RET ldv_assume(tmp___0 == 0L) [L9874] return (res); [L7328] RET, EXPR ldv_xmalloc(16UL) [L7328] tmp___0 = ldv_xmalloc(16UL) [L7329] ldv_0_resource_struct_hd_geometry_ptr = (struct hd_geometry *)tmp___0 [L7330] CALL, EXPR ldv_xmalloc(1544UL) [L9863] void *res ; [L9864] void *tmp ; [L9865] long tmp___0 ; [L9868] tmp = malloc(size) [L9869] res = tmp [L9870] CALL ldv_assume((unsigned long )res != (unsigned long )((void *)0)) [L9759] COND FALSE !(expression == 0) [L9870] RET ldv_assume((unsigned long )res != (unsigned long )((void *)0)) [L9871] CALL, EXPR ldv_is_err((void const *)res) [L8637] return ((unsigned long )ptr > 4294967295UL); [L9871] RET, EXPR ldv_is_err((void const *)res) [L9871] tmp___0 = ldv_is_err((void const *)res) [L9872] CALL ldv_assume(tmp___0 == 0L) [L9759] COND FALSE !(expression == 0) [L9872] RET ldv_assume(tmp___0 == 0L) [L9874] return (res); [L7330] RET, EXPR ldv_xmalloc(1544UL) [L7330] tmp___1 = ldv_xmalloc(1544UL) [L7331] ldv_0_resource_struct_virtio_device_ptr = (struct virtio_device *)tmp___1 VAL [LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_i_mutex_of_inode=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_lock=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_mutex_of_device=0, LDV_LINUX_USB_DEV_USB_DEV_REF_COUNTS=0, __ldv_in_interrupt_context=0, __this_module={50:45}, arg0={-18446744069414584323:0}, arg0={-18446744069414584323:0}, data={-18446744069414584323:0}, dev_attr_cache_type_ro={27:0}, dev_attr_cache_type_rw={28:0}, dev_attr_serial={25:0}, features={32:0}, features_legacy={31:0}, id_table={30:0}, ldv_0_container_struct_virtio_driver={33:0}, ldv_0_resource_struct_block_device_ptr={-18446744069414584321:0}, ldv_0_resource_struct_hd_geometry_ptr={-36893488143124135937:0}, ldv_0_resource_struct_virtio_device_ptr={-18446744069414584323:0}, ldv_0_ret_default=1, ldv_linux_alloc_usb_lock_lock=1, ldv_linux_arch_io_iomem=0, ldv_linux_block_genhd_disk_state=0, ldv_linux_block_queue_queue_state=0, ldv_linux_block_request_blk_rq=0, ldv_linux_drivers_base_class_usb_gadget_class=0, ldv_linux_fs_char_dev_usb_gadget_chrdev=0, ldv_linux_fs_sysfs_sysfs=0, ldv_linux_kernel_locking_rwlock_rlock=1, ldv_linux_kernel_locking_rwlock_wlock=1, ldv_linux_kernel_locking_spinlock_spin_alloc_lock_of_task_struct=1, ldv_linux_kernel_locking_spinlock_spin_i_lock_of_inode=1, ldv_linux_kernel_locking_spinlock_spin_lock=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_NOT_ARG_SIGN=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_virtio_blk_vq=1, ldv_linux_kernel_locking_spinlock_spin_node_size_lock_of_pglist_data=1, ldv_linux_kernel_locking_spinlock_spin_ptl=1, ldv_linux_kernel_locking_spinlock_spin_siglock_of_sighand_struct=1, ldv_linux_kernel_module_module_refcounter=1, ldv_linux_kernel_rcu_srcu_srcu_nested=0, ldv_linux_kernel_rcu_update_lock_bh_rcu_nested_bh=0, ldv_linux_kernel_rcu_update_lock_rcu_nested=0, ldv_linux_kernel_rcu_update_lock_sched_rcu_nested_sched=0, ldv_linux_kernel_sched_completion_completion=0, ldv_linux_lib_idr_idr=0, ldv_linux_mmc_sdio_func_sdio_element=0, ldv_linux_net_register_probe_state=0, ldv_linux_usb_coherent_coherent_state=0, ldv_linux_usb_gadget_usb_gadget=0, ldv_linux_usb_register_probe_state=0, ldv_linux_usb_urb_urb_state=0, locksocknumber=0, major=0, nr_cpu_ids=1, rtnllocknumber=0, tmp={-18446744069414584321:0}, tmp___0={-36893488143124135937:0}, tmp___1={-18446744069414584323:0}, vd_index_ida={23:0}, virtblk_cache_types={26:0}, virtblk_fops={24:0}, virtblk_queue_depth=0, virtblk_wq={-18446744069414584322:0}, virtio_blk={33:0}, virtio_mq_ops={29:0}] [L7337] CALL, EXPR ldv_undef_int() [L9898] int tmp ; [L9901] tmp = __VERIFIER_nondet_int() [L9903] return (tmp); [L7337] RET, EXPR ldv_undef_int() [L7337] tmp___3 = ldv_undef_int() [L7339] COND TRUE tmp___3 != 0 VAL [LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_i_mutex_of_inode=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_lock=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_mutex_of_device=0, LDV_LINUX_USB_DEV_USB_DEV_REF_COUNTS=0, __ldv_in_interrupt_context=0, __this_module={50:45}, arg0={-18446744069414584323:0}, arg0={-18446744069414584323:0}, data={-18446744069414584323:0}, dev_attr_cache_type_ro={27:0}, dev_attr_cache_type_rw={28:0}, dev_attr_serial={25:0}, features={32:0}, features_legacy={31:0}, id_table={30:0}, ldv_0_container_struct_virtio_driver={33:0}, ldv_0_resource_struct_block_device_ptr={-18446744069414584321:0}, ldv_0_resource_struct_hd_geometry_ptr={-36893488143124135937:0}, ldv_0_resource_struct_virtio_device_ptr={-18446744069414584323:0}, ldv_0_ret_default=1, ldv_linux_alloc_usb_lock_lock=1, ldv_linux_arch_io_iomem=0, ldv_linux_block_genhd_disk_state=0, ldv_linux_block_queue_queue_state=0, ldv_linux_block_request_blk_rq=0, ldv_linux_drivers_base_class_usb_gadget_class=0, ldv_linux_fs_char_dev_usb_gadget_chrdev=0, ldv_linux_fs_sysfs_sysfs=0, ldv_linux_kernel_locking_rwlock_rlock=1, ldv_linux_kernel_locking_rwlock_wlock=1, ldv_linux_kernel_locking_spinlock_spin_alloc_lock_of_task_struct=1, ldv_linux_kernel_locking_spinlock_spin_i_lock_of_inode=1, ldv_linux_kernel_locking_spinlock_spin_lock=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_NOT_ARG_SIGN=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_virtio_blk_vq=1, ldv_linux_kernel_locking_spinlock_spin_node_size_lock_of_pglist_data=1, ldv_linux_kernel_locking_spinlock_spin_ptl=1, ldv_linux_kernel_locking_spinlock_spin_siglock_of_sighand_struct=1, ldv_linux_kernel_module_module_refcounter=1, ldv_linux_kernel_rcu_srcu_srcu_nested=0, ldv_linux_kernel_rcu_update_lock_bh_rcu_nested_bh=0, ldv_linux_kernel_rcu_update_lock_rcu_nested=0, ldv_linux_kernel_rcu_update_lock_sched_rcu_nested_sched=0, ldv_linux_kernel_sched_completion_completion=0, ldv_linux_lib_idr_idr=0, ldv_linux_mmc_sdio_func_sdio_element=0, ldv_linux_net_register_probe_state=0, ldv_linux_usb_coherent_coherent_state=0, ldv_linux_usb_gadget_usb_gadget=0, ldv_linux_usb_register_probe_state=0, ldv_linux_usb_urb_urb_state=0, locksocknumber=0, major=0, nr_cpu_ids=1, rtnllocknumber=0, tmp={-18446744069414584321:0}, tmp___0={-36893488143124135937:0}, tmp___1={-18446744069414584323:0}, tmp___3=1, vd_index_ida={23:0}, virtblk_cache_types={26:0}, virtblk_fops={24:0}, virtblk_queue_depth=0, virtblk_wq={-18446744069414584322:0}, virtio_blk={33:0}, virtio_mq_ops={29:0}] [L7341] EXPR ldv_0_container_struct_virtio_driver->probe [L7341-L7342] CALL ldv_io_instance_probe_0_11(ldv_0_container_struct_virtio_driver->probe, ldv_0_resource_struct_virtio_device_ptr) [L7643] int tmp ; [L7646] CALL virtblk_probe(arg1) [L6310] struct virtio_blk *vblk ; [L6311] struct request_queue *q ; [L6312] int err ; [L6313] int index ; [L6314] u64 cap ; [L6315] u32 v ; [L6316] u32 blk_size ; [L6317] u32 sg_elems ; [L6318] u32 opt_io_size ; [L6319] u16 min_io_size ; [L6320] u8 physical_block_exp ; [L6321] u8 alignment_offset ; [L6322] int tmp ; [L6323] int _r ; [L6324] u8 tmp___0 ; [L6325] u16 tmp___1 ; [L6326] u64 tmp___2 ; [L6327] bool tmp___3 ; [L6328] int tmp___4 ; [L6329] void *tmp___5 ; [L6330] struct lock_class_key __key ; [L6331] atomic_long_t __constr_expr_0 ; [L6332] bool tmp___6 ; [L6333] int tmp___7 ; [L6334] struct request_queue *tmp___8 ; [L6335] bool tmp___9 ; [L6336] bool tmp___10 ; [L6337] u8 tmp___11 ; [L6338] u16 tmp___12 ; [L6339] u32 tmp___13 ; [L6340] int _r___0 ; [L6341] u8 tmp___14 ; [L6342] u16 tmp___15 ; [L6343] u64 tmp___16 ; [L6344] bool tmp___17 ; [L6345] int tmp___18 ; [L6346] int _r___1 ; [L6347] u8 tmp___19 ; [L6348] u16 tmp___20 ; [L6349] u64 tmp___21 ; [L6350] bool tmp___22 ; [L6351] int tmp___23 ; [L6352] unsigned short tmp___24 ; [L6353] int _r___2 ; [L6354] u16 tmp___25 ; [L6355] u32 tmp___26 ; [L6356] u64 tmp___27 ; [L6357] bool tmp___28 ; [L6358] int tmp___29 ; [L6359] int _r___3 ; [L6360] u16 tmp___30 ; [L6361] u32 tmp___31 ; [L6362] u64 tmp___32 ; [L6363] bool tmp___33 ; [L6364] int tmp___34 ; [L6365] int _r___4 ; [L6366] u8 tmp___35 ; [L6367] u32 tmp___36 ; [L6368] u64 tmp___37 ; [L6369] bool tmp___38 ; [L6370] int tmp___39 ; [L6371] int _r___5 ; [L6372] u8 tmp___40 ; [L6373] u16 tmp___41 ; [L6374] u64 tmp___42 ; [L6375] bool tmp___43 ; [L6376] int tmp___44 ; [L6377] bool tmp___45 ; VAL [LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_i_mutex_of_inode=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_lock=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_mutex_of_device=0, LDV_LINUX_USB_DEV_USB_DEV_REF_COUNTS=0, __constr_expr_0={35:0}, __key={36:0}, __ldv_in_interrupt_context=0, __this_module={50:45}, dev_attr_cache_type_ro={27:0}, dev_attr_cache_type_rw={28:0}, dev_attr_serial={25:0}, features={32:0}, features_legacy={31:0}, id_table={30:0}, ldv_linux_alloc_usb_lock_lock=1, ldv_linux_arch_io_iomem=0, ldv_linux_block_genhd_disk_state=0, ldv_linux_block_queue_queue_state=0, ldv_linux_block_request_blk_rq=0, ldv_linux_drivers_base_class_usb_gadget_class=0, ldv_linux_fs_char_dev_usb_gadget_chrdev=0, ldv_linux_fs_sysfs_sysfs=0, ldv_linux_kernel_locking_rwlock_rlock=1, ldv_linux_kernel_locking_rwlock_wlock=1, ldv_linux_kernel_locking_spinlock_spin_alloc_lock_of_task_struct=1, ldv_linux_kernel_locking_spinlock_spin_i_lock_of_inode=1, ldv_linux_kernel_locking_spinlock_spin_lock=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_NOT_ARG_SIGN=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_virtio_blk_vq=1, ldv_linux_kernel_locking_spinlock_spin_node_size_lock_of_pglist_data=1, ldv_linux_kernel_locking_spinlock_spin_ptl=1, ldv_linux_kernel_locking_spinlock_spin_siglock_of_sighand_struct=1, ldv_linux_kernel_module_module_refcounter=1, ldv_linux_kernel_rcu_srcu_srcu_nested=0, ldv_linux_kernel_rcu_update_lock_bh_rcu_nested_bh=0, ldv_linux_kernel_rcu_update_lock_rcu_nested=0, ldv_linux_kernel_rcu_update_lock_sched_rcu_nested_sched=0, ldv_linux_kernel_sched_completion_completion=0, ldv_linux_lib_idr_idr=0, ldv_linux_mmc_sdio_func_sdio_element=0, ldv_linux_net_register_probe_state=0, ldv_linux_usb_coherent_coherent_state=0, ldv_linux_usb_gadget_usb_gadget=0, ldv_linux_usb_register_probe_state=0, ldv_linux_usb_urb_urb_state=0, locksocknumber=0, major=0, nr_cpu_ids=1, rtnllocknumber=0, vd_index_ida={23:0}, vdev={-18446744069414584323:0}, vdev={-18446744069414584323:0}, virtblk_cache_types={26:0}, virtblk_fops={24:0}, virtblk_queue_depth=0, virtblk_wq={-18446744069414584322:0}, virtio_blk={33:0}, virtio_mq_ops={29:0}] [L6379] EXPR vdev->config VAL [LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_i_mutex_of_inode=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_lock=0, LDV_LINUX_KERNEL_LOCKING_MUTEX_MUTEXES_mutex_of_device=0, LDV_LINUX_USB_DEV_USB_DEV_REF_COUNTS=0, __constr_expr_0={35:0}, __key={36:0}, __ldv_in_interrupt_context=0, __this_module={50:45}, dev_attr_cache_type_ro={27:0}, dev_attr_cache_type_rw={28:0}, dev_attr_serial={25:0}, features={32:0}, features_legacy={31:0}, id_table={30:0}, ldv_linux_alloc_usb_lock_lock=1, ldv_linux_arch_io_iomem=0, ldv_linux_block_genhd_disk_state=0, ldv_linux_block_queue_queue_state=0, ldv_linux_block_request_blk_rq=0, ldv_linux_drivers_base_class_usb_gadget_class=0, ldv_linux_fs_char_dev_usb_gadget_chrdev=0, ldv_linux_fs_sysfs_sysfs=0, ldv_linux_kernel_locking_rwlock_rlock=1, ldv_linux_kernel_locking_rwlock_wlock=1, ldv_linux_kernel_locking_spinlock_spin_alloc_lock_of_task_struct=1, ldv_linux_kernel_locking_spinlock_spin_i_lock_of_inode=1, ldv_linux_kernel_locking_spinlock_spin_lock=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_NOT_ARG_SIGN=1, ldv_linux_kernel_locking_spinlock_spin_lock_of_virtio_blk_vq=1, ldv_linux_kernel_locking_spinlock_spin_node_size_lock_of_pglist_data=1, ldv_linux_kernel_locking_spinlock_spin_ptl=1, ldv_linux_kernel_locking_spinlock_spin_siglock_of_sighand_struct=1, ldv_linux_kernel_module_module_refcounter=1, ldv_linux_kernel_rcu_srcu_srcu_nested=0, ldv_linux_kernel_rcu_update_lock_bh_rcu_nested_bh=0, ldv_linux_kernel_rcu_update_lock_rcu_nested=0, ldv_linux_kernel_rcu_update_lock_sched_rcu_nested_sched=0, ldv_linux_kernel_sched_completion_completion=0, ldv_linux_lib_idr_idr=0, ldv_linux_mmc_sdio_func_sdio_element=0, ldv_linux_net_register_probe_state=0, ldv_linux_usb_coherent_coherent_state=0, ldv_linux_usb_gadget_usb_gadget=0, ldv_linux_usb_register_probe_state=0, ldv_linux_usb_urb_urb_state=0, locksocknumber=0, major=0, nr_cpu_ids=1, rtnllocknumber=0, vd_index_ida={23:0}, vdev={-18446744069414584323:0}, vdev={-18446744069414584323:0}, virtblk_cache_types={26:0}, virtblk_fops={24:0}, virtblk_queue_depth=0, virtblk_wq={-18446744069414584322:0}, virtio_blk={33:0}, virtio_mq_ops={29:0}] [L6379] (vdev->config)->get * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory is still 44.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3361.92ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 90.2MB in the beginning and 107.5MB in the end (delta: -17.4MB). Peak memory consumption was 85.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 364.66ms. Allocated memory was 184.5MB in the beginning and 232.8MB in the end (delta: 48.2MB). Free memory was 107.5MB in the beginning and 132.4MB in the end (delta: -24.9MB). Peak memory consumption was 73.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 458.36ms. Allocated memory is still 232.8MB. Free memory was 132.4MB in the beginning and 105.9MB in the end (delta: 26.5MB). Peak memory consumption was 77.0MB. Max. memory is 16.1GB. * RCFGBuilder took 12826.92ms. Allocated memory was 232.8MB in the beginning and 908.1MB in the end (delta: 675.3MB). Free memory was 105.9MB in the beginning and 374.2MB in the end (delta: -268.3MB). Peak memory consumption was 595.6MB. Max. memory is 16.1GB. * CodeCheck took 298665.08ms. Allocated memory was 908.1MB in the beginning and 1.9GB in the end (delta: 983.6MB). Free memory was 374.2MB in the beginning and 783.6MB in the end (delta: -409.4MB). Peak memory consumption was 573.1MB. Max. memory is 16.1GB. * Witness Printer took 3.98ms. Allocated memory is still 1.9GB. Free memory was 783.6MB in the beginning and 782.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 4816]: 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] - GenericResultAtLocation [Line: 4854]: 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] - GenericResultAtLocation [Line: 5304]: 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] - GenericResultAtLocation [Line: 5360]: 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] - GenericResultAtLocation [Line: 5562]: 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] - GenericResultAtLocation [Line: 5612]: 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] - GenericResultAtLocation [Line: 5662]: 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] - GenericResultAtLocation [Line: 5800]: 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] - GenericResultAtLocation [Line: 5911]: 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] - GenericResultAtLocation [Line: 6126]: 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] - GenericResultAtLocation [Line: 6214]: 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] - GenericResultAtLocation [Line: 6269]: 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] - GenericResultAtLocation [Line: 6454]: 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] - GenericResultAtLocation [Line: 6605]: 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] - GenericResultAtLocation [Line: 6671]: 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] - GenericResultAtLocation [Line: 6744]: 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] - GenericResultAtLocation [Line: 6818]: 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] - GenericResultAtLocation [Line: 6888]: 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] - GenericResultAtLocation [Line: 6958]: 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] - GenericResultAtLocation [Line: 7028]: 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] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem512 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_1~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_5~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0!identifier - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_2~0.function - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~ldv_thread_0~0.function - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 23:20:18,994 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-02 23:20:19,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/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_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9 --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 0.2.4-dev-0e0057c [2023-12-02 23:20:20,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:20:20,857 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2023-12-02 23:20:20,886 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:20:20,887 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:20:20,887 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:20:20,888 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:20:20,889 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:20:20,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:20:20,890 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:20:20,890 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:20:20,891 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:20:20,891 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:20:20,892 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:20:20,893 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:20:20,893 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:20:20,894 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:20:20,894 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:20:20,895 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:20:20,896 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:20:20,896 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:20:20,897 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:20:20,897 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:20:20,898 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:20:20,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:20:20,899 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:20:20,899 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:20:20,900 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:20:20,900 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:20:20,900 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:20:20,901 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:20:20,901 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc21d3f2365aa3e9759266a2897b17abd63f704e2f2c46d2220f73d4b814d4db [2023-12-02 23:20:21,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:20:21,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:20:21,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:20:21,194 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:20:21,195 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:20:21,196 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--virtio_blk.ko.cil.i [2023-12-02 23:20:23,903 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:20:24,375 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:20:24,375 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--virtio_blk.ko.cil.i [2023-12-02 23:20:24,415 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/data/4c18628ab/c3dd5ea42723448eb79ecd0dc0d184c6/FLAGd29f4a147 [2023-12-02 23:20:24,430 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/data/4c18628ab/c3dd5ea42723448eb79ecd0dc0d184c6 [2023-12-02 23:20:24,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:20:24,434 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:20:24,436 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:20:24,436 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:20:24,441 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:20:24,442 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:20:24" (1/1) ... [2023-12-02 23:20:24,443 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@637b87e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:24, skipping insertion in model container [2023-12-02 23:20:24,443 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:20:24" (1/1) ... [2023-12-02 23:20:24,592 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:20:27,203 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:20:27,237 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 23:20:27,280 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:20:27,522 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:20:27,557 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:20:27,713 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] [2023-12-02 23:20:27,717 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] [2023-12-02 23:20:27,747 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] [2023-12-02 23:20:27,760 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] [2023-12-02 23:20:27,774 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] [2023-12-02 23:20:27,775 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] [2023-12-02 23:20:27,776 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] [2023-12-02 23:20:27,783 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] [2023-12-02 23:20:27,786 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] [2023-12-02 23:20:27,794 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] [2023-12-02 23:20:27,800 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] [2023-12-02 23:20:27,801 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] [2023-12-02 23:20:27,806 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] [2023-12-02 23:20:27,816 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] [2023-12-02 23:20:27,817 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] [2023-12-02 23:20:27,818 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] [2023-12-02 23:20:27,819 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] [2023-12-02 23:20:27,820 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] [2023-12-02 23:20:27,822 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] [2023-12-02 23:20:27,823 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] [2023-12-02 23:20:27,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:20:28,144 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:20:28,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:28 WrapperNode [2023-12-02 23:20:28,145 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:20:28,146 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:20:28,147 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:20:28,147 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:20:28,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:28" (1/1) ... [2023-12-02 23:20:28,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:28" (1/1) ... [2023-12-02 23:20:28,539 INFO L138 Inliner]: procedures = 569, calls = 1545, calls flagged for inlining = 867, calls inlined = 1289, statements flattened = 12263 [2023-12-02 23:20:28,540 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:20:28,541 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:20:28,541 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:20:28,541 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:20:28,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:28" (1/1) ... [2023-12-02 23:20:28,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:28" (1/1) ... [2023-12-02 23:20:28,582 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:28" (1/1) ... [2023-12-02 23:20:28,583 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:28" (1/1) ... [2023-12-02 23:20:28,764 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:28" (1/1) ... [2023-12-02 23:20:28,798 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:28" (1/1) ... [2023-12-02 23:20:28,820 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:28" (1/1) ... [2023-12-02 23:20:28,843 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:28" (1/1) ... [2023-12-02 23:20:28,887 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:20:28,888 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:20:28,888 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:20:28,888 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:20:28,889 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:20:28" (1/1) ... [2023-12-02 23:20:28,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:20:28,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:20:28,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:20:28,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:20:28,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:20:28,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-12-02 23:20:28,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:20:28,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 23:20:28,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2023-12-02 23:20:28,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:20:28,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:20:28,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 23:20:28,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2023-12-02 23:20:28,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2023-12-02 23:20:28,956 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-12-02 23:20:28,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-12-02 23:20:28,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2023-12-02 23:20:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_remove [2023-12-02 23:20:28,957 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_remove [2023-12-02 23:20:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2023-12-02 23:20:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:20:28,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:20:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 23:20:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-12-02 23:20:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:20:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-12-02 23:20:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-12-02 23:20:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-02 23:20:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:20:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 23:20:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-12-02 23:20:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-02 23:20:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-12-02 23:20:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:20:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 23:20:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2023-12-02 23:20:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2023-12-02 23:20:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-12-02 23:20:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2023-12-02 23:20:29,697 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:20:29,699 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:21:15,469 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: assume !(#valid == main_old_#valid#1); [2023-12-02 23:21:15,469 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: assume #valid == main_old_#valid#1;assume #valid == main_old_#valid#1;#t~ret869#1 := main_#res#1;assume { :end_inline_main } true; [2023-12-02 23:21:15,470 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_5_returnLabel#1: havoc ldv_entry_EMGentry_5_#t~ret659#1, ldv_entry_EMGentry_5_#t~ret660#1, ldv_entry_EMGentry_5_#t~ret661#1, ldv_entry_EMGentry_5_#t~ret662#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 := 0bv32; [2023-12-02 23:21:15,471 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-12-02 23:21:15,475 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:21:18,232 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:21:18,233 INFO L309 CfgBuilder]: Removed 20 assume(true) statements. [2023-12-02 23:21:18,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:21:18 BoogieIcfgContainer [2023-12-02 23:21:18,235 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:21:18,236 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:21:18,236 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:21:18,244 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:21:18,244 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:21:18" (1/1) ... [2023-12-02 23:21:18,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:21:18,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:18,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3819 states to 3324 states and 3819 transitions. [2023-12-02 23:21:18,350 INFO L276 IsEmpty]: Start isEmpty. Operand 3324 states and 3819 transitions. [2023-12-02 23:21:18,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:21:18,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:18,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:18,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:18,354 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:18,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 23:21:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:19,083 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:19,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:19,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 590 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:21:19,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:19,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-12-02 23:21:19,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:19,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 23:21:20,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:20,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3818 states to 3323 states and 3818 transitions. [2023-12-02 23:21:20,090 INFO L276 IsEmpty]: Start isEmpty. Operand 3323 states and 3818 transitions. [2023-12-02 23:21:20,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:21:20,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:20,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:20,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:20,092 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:20,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 23:21:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:20,803 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:21,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:21,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 590 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:21:21,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:21,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:21,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 23:21:21,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:21,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 3325 states and 3821 transitions. [2023-12-02 23:21:21,482 INFO L276 IsEmpty]: Start isEmpty. Operand 3325 states and 3821 transitions. [2023-12-02 23:21:21,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:21:21,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:21,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:21,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:21,484 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:21,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 23:21:21,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:21,971 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:22,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:21:22,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:22,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:22,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 23:21:23,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:23,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3832 states to 3331 states and 3832 transitions. [2023-12-02 23:21:23,634 INFO L276 IsEmpty]: Start isEmpty. Operand 3331 states and 3832 transitions. [2023-12-02 23:21:23,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:21:23,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:23,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:23,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:23,637 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:23,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-02 23:21:24,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:24,968 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:25,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 608 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 23:21:25,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:25,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-02 23:21:25,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:25,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-02 23:21:26,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:26,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3330 states and 3831 transitions. [2023-12-02 23:21:26,975 INFO L276 IsEmpty]: Start isEmpty. Operand 3330 states and 3831 transitions. [2023-12-02 23:21:26,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:21:26,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:26,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:26,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:26,979 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:26,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 23:21:27,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:27,553 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:27,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:27,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:21:27,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:27,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:27,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-02 23:21:29,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:29,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3827 states to 3328 states and 3827 transitions. [2023-12-02 23:21:29,048 INFO L276 IsEmpty]: Start isEmpty. Operand 3328 states and 3827 transitions. [2023-12-02 23:21:29,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:21:29,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:29,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:29,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:29,050 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:29,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-02 23:21:29,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:29,648 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:29,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:29,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:21:29,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:30,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:30,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-12-02 23:21:33,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:33,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3841 states to 3336 states and 3841 transitions. [2023-12-02 23:21:33,809 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 3841 transitions. [2023-12-02 23:21:33,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:21:33,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:33,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:33,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:33,811 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:33,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-02 23:21:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:34,399 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:34,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:34,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:21:34,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:34,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:34,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-02 23:21:34,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:34,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3845 states to 3339 states and 3845 transitions. [2023-12-02 23:21:34,784 INFO L276 IsEmpty]: Start isEmpty. Operand 3339 states and 3845 transitions. [2023-12-02 23:21:34,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:21:34,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:34,785 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:34,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:34,786 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:34,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-02 23:21:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:35,834 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:36,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:36,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:21:36,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:36,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:36,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-02 23:21:36,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:36,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3844 states to 3338 states and 3844 transitions. [2023-12-02 23:21:36,656 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 3844 transitions. [2023-12-02 23:21:36,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:21:36,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:36,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:36,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:36,658 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:36,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-02 23:21:37,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:37,989 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:38,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:38,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-02 23:21:38,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:38,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-02 23:21:38,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:38,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-12-02 23:21:39,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:39,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3843 states to 3337 states and 3843 transitions. [2023-12-02 23:21:39,996 INFO L276 IsEmpty]: Start isEmpty. Operand 3337 states and 3843 transitions. [2023-12-02 23:21:39,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:21:39,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:39,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:39,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:39,998 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:39,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-02 23:21:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:40,599 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:40,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:21:40,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:40,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:40,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2023-12-02 23:21:41,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:41,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 3335 states and 3840 transitions. [2023-12-02 23:21:41,005 INFO L276 IsEmpty]: Start isEmpty. Operand 3335 states and 3840 transitions. [2023-12-02 23:21:41,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:21:41,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:41,006 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:41,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:41,007 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:41,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-12-02 23:21:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:41,598 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:41,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:41,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:21:41,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:41,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:41,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2023-12-02 23:21:43,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:43,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3839 states to 3335 states and 3839 transitions. [2023-12-02 23:21:43,702 INFO L276 IsEmpty]: Start isEmpty. Operand 3335 states and 3839 transitions. [2023-12-02 23:21:43,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:21:43,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:43,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:43,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:43,703 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:43,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-12-02 23:21:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:44,285 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:44,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:44,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:21:44,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:44,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:44,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2023-12-02 23:21:44,615 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Exception during sending of exit command (exit): Broken pipe [2023-12-02 23:21:44,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:44,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 3336 states and 3840 transitions. [2023-12-02 23:21:44,671 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 3840 transitions. [2023-12-02 23:21:44,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:21:44,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:44,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:44,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:44,672 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:44,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-12-02 23:21:45,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:45,295 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:45,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 639 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:21:45,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:46,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:46,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2023-12-02 23:21:48,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:48,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3839 states to 3335 states and 3839 transitions. [2023-12-02 23:21:48,009 INFO L276 IsEmpty]: Start isEmpty. Operand 3335 states and 3839 transitions. [2023-12-02 23:21:48,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:21:48,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:48,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:48,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:48,011 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:48,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-12-02 23:21:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:48,604 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:48,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:21:48,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:49,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:49,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2023-12-02 23:21:57,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:57,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3856 states to 3345 states and 3856 transitions. [2023-12-02 23:21:57,248 INFO L276 IsEmpty]: Start isEmpty. Operand 3345 states and 3856 transitions. [2023-12-02 23:21:57,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:21:57,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:57,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:57,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:57,250 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:57,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2023-12-02 23:21:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:57,858 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:58,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:21:58,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:58,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:58,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2023-12-02 23:21:58,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:58,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 3350 states and 3863 transitions. [2023-12-02 23:21:58,276 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 3863 transitions. [2023-12-02 23:21:58,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:21:58,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:58,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:58,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:58,278 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:58,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2023-12-02 23:21:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:58,863 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:59,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 640 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 23:21:59,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:22:02,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:22:02,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2023-12-02 23:22:18,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:22:18,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3862 states to 3349 states and 3862 transitions. [2023-12-02 23:22:18,335 INFO L276 IsEmpty]: Start isEmpty. Operand 3349 states and 3862 transitions. [2023-12-02 23:22:18,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:22:18,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:22:18,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:22:18,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:22:18,336 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:22:18,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2023-12-02 23:22:18,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:18,948 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:22:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:19,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:22:19,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:22:19,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:22:19,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2023-12-02 23:22:22,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:22:22,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3858 states to 3347 states and 3858 transitions. [2023-12-02 23:22:22,726 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 3858 transitions. [2023-12-02 23:22:22,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:22:22,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:22:22,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:22:22,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:22:22,727 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:22:22,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2023-12-02 23:22:23,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:23,353 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:22:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:23,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:22:23,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:22:23,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:22:23,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2023-12-02 23:22:23,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:22:23,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3859 states to 3348 states and 3859 transitions. [2023-12-02 23:22:23,779 INFO L276 IsEmpty]: Start isEmpty. Operand 3348 states and 3859 transitions. [2023-12-02 23:22:23,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:22:23,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:22:23,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:22:23,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:22:23,781 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:22:23,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2023-12-02 23:22:24,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:24,880 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:22:25,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:25,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 642 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:22:25,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:22:25,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:22:25,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2023-12-02 23:22:30,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:22:30,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3858 states to 3347 states and 3858 transitions. [2023-12-02 23:22:30,813 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 3858 transitions. [2023-12-02 23:22:30,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:22:30,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:22:30,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:22:30,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:22:30,814 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:22:30,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2023-12-02 23:22:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:31,396 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:22:31,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:31,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:22:31,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:22:32,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:22:32,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2023-12-02 23:22:51,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:22:51,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3878 states to 3359 states and 3878 transitions. [2023-12-02 23:22:51,421 INFO L276 IsEmpty]: Start isEmpty. Operand 3359 states and 3878 transitions. [2023-12-02 23:22:51,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:22:51,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:22:51,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:22:51,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:22:51,422 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:22:51,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2023-12-02 23:22:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:51,973 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:22:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:52,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:22:52,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:22:52,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:22:52,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2023-12-02 23:22:52,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:22:52,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3888 states to 3366 states and 3888 transitions. [2023-12-02 23:22:52,460 INFO L276 IsEmpty]: Start isEmpty. Operand 3366 states and 3888 transitions. [2023-12-02 23:22:52,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:22:52,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:22:52,461 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:22:52,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:22:52,462 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:22:52,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2023-12-02 23:22:53,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:53,759 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:22:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:54,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 23:22:54,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:22:56,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:22:56,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2023-12-02 23:23:08,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:23:08,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3896 states to 3370 states and 3896 transitions. [2023-12-02 23:23:08,055 INFO L276 IsEmpty]: Start isEmpty. Operand 3370 states and 3896 transitions. [2023-12-02 23:23:08,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:23:08,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:23:08,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:23:08,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:23:08,057 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:23:08,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2023-12-02 23:23:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:08,646 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:23:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:08,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:23:08,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:23:08,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:23:08,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2023-12-02 23:23:09,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:23:09,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3898 states to 3372 states and 3898 transitions. [2023-12-02 23:23:09,068 INFO L276 IsEmpty]: Start isEmpty. Operand 3372 states and 3898 transitions. [2023-12-02 23:23:09,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:23:09,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:23:09,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:23:09,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:23:09,069 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:23:09,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2023-12-02 23:23:09,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:09,669 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:23:09,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:09,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:23:09,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:23:10,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:23:10,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2023-12-02 23:23:14,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:23:14,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3894 states to 3370 states and 3894 transitions. [2023-12-02 23:23:14,705 INFO L276 IsEmpty]: Start isEmpty. Operand 3370 states and 3894 transitions. [2023-12-02 23:23:14,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:23:14,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:23:14,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:23:14,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:23:14,707 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:23:14,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2023-12-02 23:23:15,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:15,244 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:23:15,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:15,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:23:15,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:23:15,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:23:15,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2023-12-02 23:23:15,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:23:15,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 3371 states and 3895 transitions. [2023-12-02 23:23:15,648 INFO L276 IsEmpty]: Start isEmpty. Operand 3371 states and 3895 transitions. [2023-12-02 23:23:15,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:23:15,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:23:15,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:23:15,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:23:15,650 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:23:15,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2023-12-02 23:23:16,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:16,271 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:23:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:16,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:23:16,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:23:18,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:23:18,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2023-12-02 23:23:54,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:23:54,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 3385 states and 3918 transitions. [2023-12-02 23:23:54,649 INFO L276 IsEmpty]: Start isEmpty. Operand 3385 states and 3918 transitions. [2023-12-02 23:23:54,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 23:23:54,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:23:54,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:23:54,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:23:54,651 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:23:54,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2023-12-02 23:23:55,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:55,243 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:23:55,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:55,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 612 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:23:55,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:23:55,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:23:55,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2023-12-02 23:23:55,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:23:55,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3920 states to 3387 states and 3920 transitions. [2023-12-02 23:23:55,694 INFO L276 IsEmpty]: Start isEmpty. Operand 3387 states and 3920 transitions. [2023-12-02 23:23:55,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 23:23:55,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:23:55,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:23:55,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:23:55,695 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:23:55,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2023-12-02 23:23:56,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:56,226 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:23:56,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:56,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:23:56,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:23:56,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:23:56,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2023-12-02 23:23:56,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:23:56,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3917 states to 3385 states and 3917 transitions. [2023-12-02 23:23:56,650 INFO L276 IsEmpty]: Start isEmpty. Operand 3385 states and 3917 transitions. [2023-12-02 23:23:56,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 23:23:56,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:23:56,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:23:56,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:23:56,651 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:23:56,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2023-12-02 23:23:57,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:57,245 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:23:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:57,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:23:57,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:23:57,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:23:57,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2023-12-02 23:24:03,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:24:03,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 3385 states and 3916 transitions. [2023-12-02 23:24:03,251 INFO L276 IsEmpty]: Start isEmpty. Operand 3385 states and 3916 transitions. [2023-12-02 23:24:03,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 23:24:03,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:24:03,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:24:03,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:24:03,252 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:24:03,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2023-12-02 23:24:03,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:24:03,884 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:24:04,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:24:04,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:24:04,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:24:04,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:24:04,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2023-12-02 23:24:04,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:24:04,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3917 states to 3386 states and 3917 transitions. [2023-12-02 23:24:04,312 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 3917 transitions. [2023-12-02 23:24:04,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 23:24:04,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:24:04,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:24:04,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:24:04,314 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:24:04,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2023-12-02 23:24:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:24:05,675 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:24:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:24:06,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 23:24:06,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:24:09,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:24:09,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2023-12-02 23:24:25,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:24:25,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3390 states and 3925 transitions. [2023-12-02 23:24:25,252 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 3925 transitions. [2023-12-02 23:24:25,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 23:24:25,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:24:25,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:24:25,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:24:25,253 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:24:25,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2023-12-02 23:24:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:24:25,900 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:24:26,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:24:26,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:24:26,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:24:28,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:24:28,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2023-12-02 23:25:21,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:21,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3406 states and 3952 transitions. [2023-12-02 23:25:21,130 INFO L276 IsEmpty]: Start isEmpty. Operand 3406 states and 3952 transitions. [2023-12-02 23:25:21,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 23:25:21,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:21,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:25:21,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:25:21,131 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:25:21,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2023-12-02 23:25:21,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:21,749 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:25:21,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:22,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:25:22,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:25:22,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:25:22,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2023-12-02 23:25:22,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:22,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3954 states to 3408 states and 3954 transitions. [2023-12-02 23:25:22,252 INFO L276 IsEmpty]: Start isEmpty. Operand 3408 states and 3954 transitions. [2023-12-02 23:25:22,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:25:22,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:22,252 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:25:22,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:25:22,253 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:25:22,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2023-12-02 23:25:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:22,856 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:25:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:23,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:25:23,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:25:23,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:25:23,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2023-12-02 23:25:30,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:30,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 3406 states and 3950 transitions. [2023-12-02 23:25:30,319 INFO L276 IsEmpty]: Start isEmpty. Operand 3406 states and 3950 transitions. [2023-12-02 23:25:30,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:25:30,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:30,320 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:25:30,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:25:30,320 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:25:30,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2023-12-02 23:25:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:30,876 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:25:31,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:31,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:25:31,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:25:31,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:25:31,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2023-12-02 23:25:44,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:44,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3956 states to 3410 states and 3956 transitions. [2023-12-02 23:25:44,735 INFO L276 IsEmpty]: Start isEmpty. Operand 3410 states and 3956 transitions. [2023-12-02 23:25:44,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:25:44,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:44,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:25:44,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:25:44,736 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:25:44,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2023-12-02 23:25:45,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:45,947 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:25:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:46,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 705 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:25:46,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:25:50,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:25:50,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2023-12-02 23:26:15,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:26:15,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3955 states to 3410 states and 3955 transitions. [2023-12-02 23:26:15,266 INFO L276 IsEmpty]: Start isEmpty. Operand 3410 states and 3955 transitions. [2023-12-02 23:26:15,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:26:15,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:26:15,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:26:15,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:26:15,267 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:26:15,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2023-12-02 23:26:15,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:26:15,857 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:26:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:26:16,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:26:16,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:26:18,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:26:18,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2023-12-02 23:27:34,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:27:34,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3985 states to 3428 states and 3985 transitions. [2023-12-02 23:27:34,384 INFO L276 IsEmpty]: Start isEmpty. Operand 3428 states and 3985 transitions. [2023-12-02 23:27:34,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 23:27:34,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:27:34,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:27:34,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:27:34,386 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:27:34,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2023-12-02 23:27:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:27:35,799 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:27:36,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:27:36,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:27:36,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:27:40,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:27:40,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3542eaf1-1ad7-4a24-a111-673046d4486d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0