./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 52cbb0c1391c9e840599beece58e1ecbc8d18028ef540ea98f759da7158f4609 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:38,929 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:39,010 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:58:39,015 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:58:39,016 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:58:39,051 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:39,058 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:58:39,059 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:58:39,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:39,068 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:39,069 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:39,069 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:58:39,070 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:39,072 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:58:39,072 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:39,073 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:39,073 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:58:39,074 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:39,074 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:58:39,083 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:39,083 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:58:39,084 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:39,084 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:39,085 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:39,085 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:39,086 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:39,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:39,087 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:39,087 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:39,087 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:58:39,089 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:58:39,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:58:39,089 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:58:39,090 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52cbb0c1391c9e840599beece58e1ecbc8d18028ef540ea98f759da7158f4609 [2023-11-24 22:58:39,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:39,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:39,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:39,423 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:39,424 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:39,425 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2023-11-24 22:58:42,670 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:58:43,161 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:58:43,162 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2023-11-24 22:58:43,210 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/bin/ukojak-verify-afCqCEvfdi/data/b66661fb4/a6726353b2984a56ba880ab10a41cdfe/FLAGf2e2e60b5 [2023-11-24 22:58:43,230 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/bin/ukojak-verify-afCqCEvfdi/data/b66661fb4/a6726353b2984a56ba880ab10a41cdfe [2023-11-24 22:58:43,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:58:43,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:58:43,246 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:43,246 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:58:43,252 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:58:43,253 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:43" (1/1) ... [2023-11-24 22:58:43,256 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6962fdfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:43, skipping insertion in model container [2023-11-24 22:58:43,256 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:43" (1/1) ... [2023-11-24 22:58:43,521 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:58:44,147 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[13531,13544] [2023-11-24 22:58:44,212 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[18011,18024] [2023-11-24 22:58:44,239 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[19303,19316] [2023-11-24 22:58:44,264 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[20061,20074] [2023-11-24 22:58:44,278 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[21681,21694] [2023-11-24 22:58:44,286 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[22439,22452] [2023-11-24 22:58:44,297 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[23525,23538] [2023-11-24 22:58:44,326 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[26064,26077] [2023-11-24 22:58:44,339 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[26825,26838] [2023-11-24 22:58:44,361 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[27914,27927] [2023-11-24 22:58:44,379 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[29919,29932] [2023-11-24 22:58:44,408 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[33842,33855] [2023-11-24 22:58:44,421 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[34603,34616] [2023-11-24 22:58:44,438 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[35696,35709] [2023-11-24 22:58:44,454 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[37705,37718] [2023-11-24 22:58:44,489 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[41308,41321] [2023-11-24 22:58:44,531 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[48185,48198] [2023-11-24 22:58:44,538 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[48946,48959] [2023-11-24 22:58:44,547 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[50035,50048] [2023-11-24 22:58:44,561 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[52040,52053] [2023-11-24 22:58:44,582 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[55429,55442] [2023-11-24 22:58:44,615 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[61126,61139] [2023-11-24 22:58:45,200 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:45,237 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:58:45,377 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[13531,13544] [2023-11-24 22:58:45,395 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[18011,18024] [2023-11-24 22:58:45,403 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[19303,19316] [2023-11-24 22:58:45,409 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[20061,20074] [2023-11-24 22:58:45,419 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[21681,21694] [2023-11-24 22:58:45,425 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[22439,22452] [2023-11-24 22:58:45,433 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[23525,23538] [2023-11-24 22:58:45,447 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[26064,26077] [2023-11-24 22:58:45,453 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[26825,26838] [2023-11-24 22:58:45,461 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[27914,27927] [2023-11-24 22:58:45,473 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[29919,29932] [2023-11-24 22:58:45,493 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[33842,33855] [2023-11-24 22:58:45,500 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[34603,34616] [2023-11-24 22:58:45,507 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[35696,35709] [2023-11-24 22:58:45,519 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[37705,37718] [2023-11-24 22:58:45,539 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[41308,41321] [2023-11-24 22:58:45,583 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[48185,48198] [2023-11-24 22:58:45,588 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[48946,48959] [2023-11-24 22:58:45,597 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[50035,50048] [2023-11-24 22:58:45,608 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[52040,52053] [2023-11-24 22:58:45,630 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[55429,55442] [2023-11-24 22:58:45,655 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_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[61126,61139] [2023-11-24 22:58:45,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:46,005 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:46,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:46 WrapperNode [2023-11-24 22:58:46,006 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:46,008 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:46,008 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:46,008 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:46,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:46" (1/1) ... [2023-11-24 22:58:46,076 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:46" (1/1) ... [2023-11-24 22:58:46,264 INFO L138 Inliner]: procedures = 26, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 6742 [2023-11-24 22:58:46,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:46,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:46,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:46,268 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:46,279 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:46" (1/1) ... [2023-11-24 22:58:46,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:46" (1/1) ... [2023-11-24 22:58:46,315 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:46" (1/1) ... [2023-11-24 22:58:46,316 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:46" (1/1) ... [2023-11-24 22:58:46,380 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:46" (1/1) ... [2023-11-24 22:58:46,413 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:46" (1/1) ... [2023-11-24 22:58:46,445 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:46" (1/1) ... [2023-11-24 22:58:46,466 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:46" (1/1) ... [2023-11-24 22:58:46,494 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:46,495 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:46,495 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:46,495 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:46,496 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:46" (1/1) ... [2023-11-24 22:58:46,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:46,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:46,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:46,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a4f818c-1bb1-4a37-a3f8-7670e6634dbe/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:58:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:46,917 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:46,919 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:50,893 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:51,238 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:51,239 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:58:51,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:51 BoogieIcfgContainer [2023-11-24 22:58:51,241 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:51,243 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:51,243 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:51,255 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:51,256 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,294 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:58:51,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:51,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 1088 states and 1985 transitions. [2023-11-24 22:58:51,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1985 transitions. [2023-11-24 22:58:51,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-24 22:58:51,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:51,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:51,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:52,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:52,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:52,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1027 states and 1861 transitions. [2023-11-24 22:58:52,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1861 transitions. [2023-11-24 22:58:52,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-24 22:58:52,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:52,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:52,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:53,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:53,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 966 states and 1738 transitions. [2023-11-24 22:58:53,113 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1738 transitions. [2023-11-24 22:58:53,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-24 22:58:53,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:53,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:53,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:53,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:53,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:53,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 905 states and 1615 transitions. [2023-11-24 22:58:53,605 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1615 transitions. [2023-11-24 22:58:53,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-24 22:58:53,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:53,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:53,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:53,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:54,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:54,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 774 states and 1354 transitions. [2023-11-24 22:58:54,357 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1354 transitions. [2023-11-24 22:58:54,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-24 22:58:54,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:54,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:54,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:54,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:54,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 713 states and 1231 transitions. [2023-11-24 22:58:54,693 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1231 transitions. [2023-11-24 22:58:54,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-24 22:58:54,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:54,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:54,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:55,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:55,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 708 states and 1220 transitions. [2023-11-24 22:58:55,841 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1220 transitions. [2023-11-24 22:58:55,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-24 22:58:55,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:55,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:56,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:56,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:56,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 703 states and 1209 transitions. [2023-11-24 22:58:56,166 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1209 transitions. [2023-11-24 22:58:56,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-24 22:58:56,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:56,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:56,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:56,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:57,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:57,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 679 states and 1161 transitions. [2023-11-24 22:58:57,803 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1161 transitions. [2023-11-24 22:58:57,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-24 22:58:57,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:57,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:57,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:58,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:58,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 674 states and 1150 transitions. [2023-11-24 22:58:58,060 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1150 transitions. [2023-11-24 22:58:58,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-24 22:58:58,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:58,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:58,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:58,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:58,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:58,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 650 states and 1102 transitions. [2023-11-24 22:58:58,319 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1102 transitions. [2023-11-24 22:58:58,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-24 22:58:58,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:58,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:58,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:58,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:58,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:58,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 645 states and 1091 transitions. [2023-11-24 22:58:58,559 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1091 transitions. [2023-11-24 22:58:58,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-24 22:58:58,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:58,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:58,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:58,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:01,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:01,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 615 states and 1033 transitions. [2023-11-24 22:59:01,370 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1033 transitions. [2023-11-24 22:59:01,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-24 22:59:01,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:01,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:01,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:01,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:01,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 610 states and 1022 transitions. [2023-11-24 22:59:01,602 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1022 transitions. [2023-11-24 22:59:01,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-24 22:59:01,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:01,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:01,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:01,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:04,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:04,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 602 states and 1006 transitions. [2023-11-24 22:59:04,939 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1006 transitions. [2023-11-24 22:59:04,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-24 22:59:04,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:04,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:05,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:05,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:14,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:14,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 602 states and 1005 transitions. [2023-11-24 22:59:14,010 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1005 transitions. [2023-11-24 22:59:14,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-24 22:59:14,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:14,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:15,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:27,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:27,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 602 states and 1003 transitions. [2023-11-24 22:59:27,537 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1003 transitions. [2023-11-24 22:59:27,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-24 22:59:27,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:27,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat