./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 38533fb2932c589b42c93c264dc8e5e297bb0dbb9a49080a666466aefcec5174 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:52:07,187 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:52:07,260 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:52:07,266 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:52:07,266 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:52:07,293 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:52:07,294 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:52:07,294 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:52:07,295 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:52:07,296 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:52:07,297 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:52:07,297 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:52:07,298 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:52:07,299 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:52:07,299 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:52:07,300 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:52:07,300 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:52:07,301 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:52:07,302 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:52:07,302 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:52:07,303 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:52:07,304 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:52:07,305 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:52:07,305 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:52:07,306 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:52:07,306 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:52:07,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:07,308 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:52:07,308 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:52:07,309 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:52:07,309 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:52:07,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:52:07,310 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:52:07,311 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_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38533fb2932c589b42c93c264dc8e5e297bb0dbb9a49080a666466aefcec5174 [2023-11-19 02:52:07,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:52:07,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:52:07,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:52:07,585 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:52:07,586 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:52:07,588 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2023-11-19 02:52:10,582 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:52:10,987 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:52:10,988 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2023-11-19 02:52:11,020 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/bin/ukojak-verify-G8NBE6pJGL/data/85e0bd71c/f8eecc0c5ab745beac9492ac71e85a74/FLAGaaa07fec5 [2023-11-19 02:52:11,036 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/bin/ukojak-verify-G8NBE6pJGL/data/85e0bd71c/f8eecc0c5ab745beac9492ac71e85a74 [2023-11-19 02:52:11,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:52:11,044 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:52:11,049 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:11,049 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:52:11,054 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:52:11,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:11" (1/1) ... [2023-11-19 02:52:11,060 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@262f7476 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:11, skipping insertion in model container [2023-11-19 02:52:11,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:11" (1/1) ... [2023-11-19 02:52:11,179 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:52:11,481 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[9419,9432] [2023-11-19 02:52:11,509 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[12891,12904] [2023-11-19 02:52:11,520 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[14047,14060] [2023-11-19 02:52:11,527 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[14703,14716] [2023-11-19 02:52:11,538 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[16224,16237] [2023-11-19 02:52:11,545 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[16880,16893] [2023-11-19 02:52:11,554 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[17864,17877] [2023-11-19 02:52:11,571 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[20202,20215] [2023-11-19 02:52:11,577 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[20861,20874] [2023-11-19 02:52:11,585 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[21885,21898] [2023-11-19 02:52:11,613 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[23760,23773] [2023-11-19 02:52:11,752 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:11,772 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:52:11,949 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[9419,9432] [2023-11-19 02:52:11,999 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[12891,12904] [2023-11-19 02:52:12,024 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[14047,14060] [2023-11-19 02:52:12,034 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[14703,14716] [2023-11-19 02:52:12,057 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[16224,16237] [2023-11-19 02:52:12,063 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[16880,16893] [2023-11-19 02:52:12,073 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[17864,17877] [2023-11-19 02:52:12,083 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[20202,20215] [2023-11-19 02:52:12,087 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[20861,20874] [2023-11-19 02:52:12,092 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[21885,21898] [2023-11-19 02:52:12,100 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[23760,23773] [2023-11-19 02:52:12,219 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:12,245 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:52:12,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:12 WrapperNode [2023-11-19 02:52:12,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:12,247 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:12,247 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:52:12,247 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:52:12,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:12" (1/1) ... [2023-11-19 02:52:12,281 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:12" (1/1) ... [2023-11-19 02:52:12,363 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2016 [2023-11-19 02:52:12,363 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:12,370 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:52:12,370 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:52:12,371 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:52:12,380 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:12" (1/1) ... [2023-11-19 02:52:12,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:12" (1/1) ... [2023-11-19 02:52:12,395 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:12" (1/1) ... [2023-11-19 02:52:12,395 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:12" (1/1) ... [2023-11-19 02:52:12,441 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:12" (1/1) ... [2023-11-19 02:52:12,453 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:12" (1/1) ... [2023-11-19 02:52:12,460 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:12" (1/1) ... [2023-11-19 02:52:12,468 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:12" (1/1) ... [2023-11-19 02:52:12,480 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:52:12,481 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:52:12,481 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:52:12,481 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:52:12,492 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:12" (1/1) ... [2023-11-19 02:52:12,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:12,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:52:12,525 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:52:12,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:52:12,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:52:12,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:52:12,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:52:12,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_190d7a56-6ccc-4d94-9a0c-f2bec3ddccb2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:52:12,782 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:52:12,784 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:52:14,134 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:52:14,256 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:52:14,256 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:52:14,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:14 BoogieIcfgContainer [2023-11-19 02:52:14,274 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:52:14,276 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:52:14,276 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:52:14,285 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:52:14,286 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:14" (1/1) ... [2023-11-19 02:52:14,296 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:52:14,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:14,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 340 states and 604 transitions. [2023-11-19 02:52:14,397 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 604 transitions. [2023-11-19 02:52:14,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:52:14,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:14,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:15,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:15,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:15,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 327 states and 576 transitions. [2023-11-19 02:52:15,164 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 576 transitions. [2023-11-19 02:52:15,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:52:15,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:15,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:15,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:15,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:15,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:15,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 279 states and 480 transitions. [2023-11-19 02:52:15,865 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 480 transitions. [2023-11-19 02:52:15,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:52:15,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:15,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:16,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:16,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:16,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 266 states and 453 transitions. [2023-11-19 02:52:16,171 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 453 transitions. [2023-11-19 02:52:16,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:52:16,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:16,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:16,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:16,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:16,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:16,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 253 states and 426 transitions. [2023-11-19 02:52:16,388 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 426 transitions. [2023-11-19 02:52:16,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:52:16,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:16,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:16,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:16,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:17,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:17,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 248 states and 415 transitions. [2023-11-19 02:52:17,338 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 415 transitions. [2023-11-19 02:52:17,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:52:17,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:17,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:17,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:17,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:17,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 243 states and 404 transitions. [2023-11-19 02:52:17,513 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 404 transitions. [2023-11-19 02:52:17,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:52:17,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:17,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:17,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:17,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:19,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:19,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 232 states and 383 transitions. [2023-11-19 02:52:19,208 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 383 transitions. [2023-11-19 02:52:19,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:52:19,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:19,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:19,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:19,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:23,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:23,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 232 states and 382 transitions. [2023-11-19 02:52:23,637 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 382 transitions. [2023-11-19 02:52:23,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:52:23,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:23,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:24,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:30,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:30,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 232 states and 380 transitions. [2023-11-19 02:52:30,763 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 380 transitions. [2023-11-19 02:52:30,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:52:30,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:30,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:30,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:31,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:39,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:39,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 232 states and 378 transitions. [2023-11-19 02:52:39,783 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 378 transitions. [2023-11-19 02:52:39,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:52:39,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:39,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:39,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:41,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:53,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:53,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 240 states and 391 transitions. [2023-11-19 02:52:53,615 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 391 transitions. [2023-11-19 02:52:53,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:52:53,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:53,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:53,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:54,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:55,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:55,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 240 states and 389 transitions. [2023-11-19 02:52:55,216 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 389 transitions. [2023-11-19 02:52:55,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:52:55,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:55,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:55,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:55,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:56,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:56,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 232 states and 373 transitions. [2023-11-19 02:52:56,679 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 373 transitions. [2023-11-19 02:52:56,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:52:56,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:56,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:57,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:59,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:59,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 232 states and 372 transitions. [2023-11-19 02:52:59,500 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 372 transitions. [2023-11-19 02:52:59,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:52:59,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:59,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:59,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:00,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:01,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:01,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 232 states and 371 transitions. [2023-11-19 02:53:01,410 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 371 transitions. [2023-11-19 02:53:01,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:53:01,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:01,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:01,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.