./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.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_279a3452-d0e6-4592-a5c6-f44834bd4346/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a3452-d0e6-4592-a5c6-f44834bd4346/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_279a3452-d0e6-4592-a5c6-f44834bd4346/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a3452-d0e6-4592-a5c6-f44834bd4346/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a3452-d0e6-4592-a5c6-f44834bd4346/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_279a3452-d0e6-4592-a5c6-f44834bd4346/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 efb661a18c01df2888e38954bbc7d270c54cf7888d4935208222d69ad6f68ff1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:02:02,835 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:02,976 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a3452-d0e6-4592-a5c6-f44834bd4346/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:02:02,990 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:02:02,991 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:02:03,040 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:03,041 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:02:03,042 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:02:03,044 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:03,050 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:03,052 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:03,052 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:02:03,053 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:02:03,055 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:02:03,056 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:02:03,056 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:03,057 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:02:03,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:03,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:02:03,059 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:02:03,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:02:03,060 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:03,061 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:03,062 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:03,062 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:03,063 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:03,064 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:03,064 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:03,065 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:03,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:02:03,067 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:02:03,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:02:03,068 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:02:03,068 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_279a3452-d0e6-4592-a5c6-f44834bd4346/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a3452-d0e6-4592-a5c6-f44834bd4346/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efb661a18c01df2888e38954bbc7d270c54cf7888d4935208222d69ad6f68ff1 [2023-11-24 23:02:03,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:03,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:03,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:03,453 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:03,453 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:03,455 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a3452-d0e6-4592-a5c6-f44834bd4346/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2023-11-24 23:02:06,871 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:02:07,352 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:02:07,353 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2023-11-24 23:02:07,385 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a3452-d0e6-4592-a5c6-f44834bd4346/bin/ukojak-verify-afCqCEvfdi/data/5d7dd1e87/35ffe55062034df19ed59be52af39b2f/FLAGbc246bfb5 [2023-11-24 23:02:07,408 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a3452-d0e6-4592-a5c6-f44834bd4346/bin/ukojak-verify-afCqCEvfdi/data/5d7dd1e87/35ffe55062034df19ed59be52af39b2f [2023-11-24 23:02:07,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:02:07,420 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:02:07,427 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:07,427 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:02:07,433 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:02:07,434 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:07" (1/1) ... [2023-11-24 23:02:07,437 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6797bc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:07, skipping insertion in model container [2023-11-24 23:02:07,437 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:07" (1/1) ... [2023-11-24 23:02:07,611 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:02:08,321 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[31154,31167] [2023-11-24 23:02:08,390 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[32044,32057] [2023-11-24 23:02:08,478 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[33746,33759] [2023-11-24 23:02:08,502 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[34636,34649] [2023-11-24 23:02:08,554 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[37153,37166] [2023-11-24 23:02:08,579 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[38046,38059] [2023-11-24 23:02:08,617 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[39751,39764] [2023-11-24 23:02:08,649 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[41028,41041] [2023-11-24 23:02:08,864 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[55077,55090] [2023-11-24 23:02:08,886 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[55970,55983] [2023-11-24 23:02:08,924 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[57675,57688] [2023-11-24 23:02:08,996 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[61876,61889] [2023-11-24 23:02:09,146 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:09,165 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:02:09,486 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[31154,31167] [2023-11-24 23:02:09,507 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[32044,32057] [2023-11-24 23:02:09,538 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[33746,33759] [2023-11-24 23:02:09,556 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[34636,34649] [2023-11-24 23:02:09,598 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[37153,37166] [2023-11-24 23:02:09,617 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[38046,38059] [2023-11-24 23:02:09,646 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[39751,39764] [2023-11-24 23:02:09,670 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[41028,41041] [2023-11-24 23:02:09,851 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[55077,55090] [2023-11-24 23:02:09,871 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[55970,55983] [2023-11-24 23:02:09,905 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[57675,57688] [2023-11-24 23:02:09,977 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_279a3452-d0e6-4592-a5c6-f44834bd4346/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[61876,61889] [2023-11-24 23:02:10,156 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:10,185 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:02:10,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:10 WrapperNode [2023-11-24 23:02:10,187 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:10,189 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:10,189 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:02:10,189 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:02:10,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:10" (1/1) ... [2023-11-24 23:02:10,263 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:10" (1/1) ... [2023-11-24 23:02:10,431 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 3931 [2023-11-24 23:02:10,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:10,433 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:02:10,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:02:10,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:02:10,445 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:10" (1/1) ... [2023-11-24 23:02:10,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:10" (1/1) ... [2023-11-24 23:02:10,461 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:10" (1/1) ... [2023-11-24 23:02:10,461 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:10" (1/1) ... [2023-11-24 23:02:10,550 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:10" (1/1) ... [2023-11-24 23:02:10,593 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:10" (1/1) ... [2023-11-24 23:02:10,608 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:10" (1/1) ... [2023-11-24 23:02:10,626 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:10" (1/1) ... [2023-11-24 23:02:10,654 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:02:10,655 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:02:10,656 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:02:10,656 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:02:10,657 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:10" (1/1) ... [2023-11-24 23:02:10,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:10,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a3452-d0e6-4592-a5c6-f44834bd4346/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:02:10,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a3452-d0e6-4592-a5c6-f44834bd4346/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:02:10,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a3452-d0e6-4592-a5c6-f44834bd4346/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:02:10,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:02:10,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:02:10,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:02:10,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:02:11,038 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:02:11,040 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:02:14,277 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:02:15,789 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:02:15,789 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:02:15,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:15 BoogieIcfgContainer [2023-11-24 23:02:15,792 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:02:15,793 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:02:15,793 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:02:15,805 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:02:15,805 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:15" (1/1) ... [2023-11-24 23:02:15,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:02:15,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:15,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 707 states and 1208 transitions. [2023-11-24 23:02:15,926 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1208 transitions. [2023-11-24 23:02:15,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-11-24 23:02:15,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:15,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:17,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:20,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:21,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:21,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 868 states and 1545 transitions. [2023-11-24 23:02:21,386 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1545 transitions. [2023-11-24 23:02:21,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-11-24 23:02:21,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:21,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:21,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:24,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:27,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:27,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 1021 states and 1860 transitions. [2023-11-24 23:02:27,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1860 transitions. [2023-11-24 23:02:27,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-11-24 23:02:27,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:27,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:27,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:30,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:31,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:31,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 1029 states and 1874 transitions. [2023-11-24 23:02:31,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1874 transitions. [2023-11-24 23:02:31,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-11-24 23:02:31,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:31,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:31,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:32,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:32,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:32,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 1122 states and 2077 transitions. [2023-11-24 23:02:32,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2077 transitions. [2023-11-24 23:02:32,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-24 23:02:32,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:32,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:33,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:36,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:36,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 1228 states and 2309 transitions. [2023-11-24 23:02:36,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 2309 transitions. [2023-11-24 23:02:36,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-24 23:02:36,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:36,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:36,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:36,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:37,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:37,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2314 states to 1231 states and 2314 transitions. [2023-11-24 23:02:37,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 2314 transitions. [2023-11-24 23:02:37,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-24 23:02:37,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:37,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:37,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:37,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:40,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:40,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 1329 states and 2527 transitions. [2023-11-24 23:02:40,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 2527 transitions. [2023-11-24 23:02:40,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-24 23:02:40,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:40,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:40,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:41,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:41,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:41,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 1332 states and 2535 transitions. [2023-11-24 23:02:41,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 2535 transitions. [2023-11-24 23:02:41,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-24 23:02:41,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:41,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:41,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:42,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:45,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:45,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 1429 states and 2744 transitions. [2023-11-24 23:02:45,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2744 transitions. [2023-11-24 23:02:45,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-24 23:02:45,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:45,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:45,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:46,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:46,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2752 states to 1432 states and 2752 transitions. [2023-11-24 23:02:46,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 2752 transitions. [2023-11-24 23:02:46,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-24 23:02:46,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:46,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:46,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat