./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.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_61e08097-075d-43e0-86d3-a4aab42e4e78/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61e08097-075d-43e0-86d3-a4aab42e4e78/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_61e08097-075d-43e0-86d3-a4aab42e4e78/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61e08097-075d-43e0-86d3-a4aab42e4e78/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61e08097-075d-43e0-86d3-a4aab42e4e78/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_61e08097-075d-43e0-86d3-a4aab42e4e78/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 8381803db0f296b6c475c94ca7dd8f9a2c79c383b82b37638a653c8556f3f15c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:54,638 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:54,715 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61e08097-075d-43e0-86d3-a4aab42e4e78/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:57:54,721 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:57:54,722 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:57:54,748 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:54,750 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:57:54,750 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:57:54,751 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:54,752 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:54,753 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:54,754 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:57:54,754 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:57:54,755 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:57:54,756 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:57:54,756 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:54,757 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:57:54,758 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:54,758 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:57:54,759 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:57:54,759 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:57:54,760 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:54,761 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:54,762 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:54,762 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:54,763 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:54,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:54,764 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:54,765 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:54,766 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:57:54,766 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:57:54,767 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:57:54,767 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:57:54,768 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_61e08097-075d-43e0-86d3-a4aab42e4e78/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61e08097-075d-43e0-86d3-a4aab42e4e78/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8381803db0f296b6c475c94ca7dd8f9a2c79c383b82b37638a653c8556f3f15c [2023-11-24 22:57:55,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:55,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:55,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:55,060 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:55,061 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:55,062 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61e08097-075d-43e0-86d3-a4aab42e4e78/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2023-11-24 22:57:58,245 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:58,738 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:58,739 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2023-11-24 22:57:58,777 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61e08097-075d-43e0-86d3-a4aab42e4e78/bin/ukojak-verify-afCqCEvfdi/data/1401af0a7/cfca34833cd54450a0bf9519be19544b/FLAGdcedcd8fe [2023-11-24 22:57:58,797 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61e08097-075d-43e0-86d3-a4aab42e4e78/bin/ukojak-verify-afCqCEvfdi/data/1401af0a7/cfca34833cd54450a0bf9519be19544b [2023-11-24 22:57:58,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:58,806 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:58,809 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:58,809 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:58,815 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:58,818 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:58" (1/1) ... [2023-11-24 22:57:58,820 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4128d31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:58, skipping insertion in model container [2023-11-24 22:57:58,820 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:58" (1/1) ... [2023-11-24 22:57:58,936 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:59,278 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[11561,11574] [2023-11-24 22:57:59,309 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[15618,15631] [2023-11-24 22:57:59,321 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[16839,16852] [2023-11-24 22:57:59,329 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[17545,17558] [2023-11-24 22:57:59,342 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[19131,19144] [2023-11-24 22:57:59,349 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[19837,19850] [2023-11-24 22:57:59,360 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[20908,20921] [2023-11-24 22:57:59,382 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[23398,23411] [2023-11-24 22:57:59,389 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[24107,24120] [2023-11-24 22:57:59,398 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[25144,25157] [2023-11-24 22:57:59,412 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[27082,27095] [2023-11-24 22:57:59,444 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[31116,31129] [2023-11-24 22:57:59,458 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[31825,31838] [2023-11-24 22:57:59,466 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[32899,32912] [2023-11-24 22:57:59,485 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[34874,34887] [2023-11-24 22:57:59,509 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[38255,38268] [2023-11-24 22:57:59,730 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:59,747 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:59,874 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[11561,11574] [2023-11-24 22:57:59,941 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[15618,15631] [2023-11-24 22:57:59,959 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[16839,16852] [2023-11-24 22:57:59,969 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[17545,17558] [2023-11-24 22:58:00,009 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[19131,19144] [2023-11-24 22:58:00,019 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[19837,19850] [2023-11-24 22:58:00,028 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[20908,20921] [2023-11-24 22:58:00,043 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[23398,23411] [2023-11-24 22:58:00,048 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[24107,24120] [2023-11-24 22:58:00,057 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[25144,25157] [2023-11-24 22:58:00,066 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[27082,27095] [2023-11-24 22:58:00,085 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[31116,31129] [2023-11-24 22:58:00,089 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[31825,31838] [2023-11-24 22:58:00,110 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[32899,32912] [2023-11-24 22:58:00,130 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[34874,34887] [2023-11-24 22:58:00,146 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_61e08097-075d-43e0-86d3-a4aab42e4e78/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[38255,38268] [2023-11-24 22:58:00,313 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:00,344 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:00,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:00 WrapperNode [2023-11-24 22:58:00,346 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:00,347 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:00,347 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:00,347 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:00,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:00" (1/1) ... [2023-11-24 22:58:00,406 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:00" (1/1) ... [2023-11-24 22:58:00,519 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 3751 [2023-11-24 22:58:00,519 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:00,520 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:00,520 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:00,521 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:00,537 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:00" (1/1) ... [2023-11-24 22:58:00,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:00" (1/1) ... [2023-11-24 22:58:00,545 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:00" (1/1) ... [2023-11-24 22:58:00,546 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:00" (1/1) ... [2023-11-24 22:58:00,633 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:00" (1/1) ... [2023-11-24 22:58:00,661 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:00" (1/1) ... [2023-11-24 22:58:00,682 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:00" (1/1) ... [2023-11-24 22:58:00,698 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:00" (1/1) ... [2023-11-24 22:58:00,719 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:00,720 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:00,720 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:00,720 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:00,721 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:00" (1/1) ... [2023-11-24 22:58:00,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:00,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61e08097-075d-43e0-86d3-a4aab42e4e78/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:00,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61e08097-075d-43e0-86d3-a4aab42e4e78/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:00,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61e08097-075d-43e0-86d3-a4aab42e4e78/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:00,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:00,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:58:00,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:00,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:01,090 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:01,093 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:03,517 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:03,701 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:03,701 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:58:03,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:03 BoogieIcfgContainer [2023-11-24 22:58:03,705 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:03,706 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:03,707 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:03,717 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:03,717 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:03" (1/1) ... [2023-11-24 22:58:03,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:58:03,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:03,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 607 states and 1092 transitions. [2023-11-24 22:58:03,836 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1092 transitions. [2023-11-24 22:58:03,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:58:03,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:03,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:04,771 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 22:58:04,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:04,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 578 states and 1032 transitions. [2023-11-24 22:58:04,953 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1032 transitions. [2023-11-24 22:58:04,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 22:58:04,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:04,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:05,211 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 22:58:05,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:05,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 482 states and 840 transitions. [2023-11-24 22:58:05,751 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 840 transitions. [2023-11-24 22:58:05,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 22:58:05,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:05,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:05,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:05,942 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 22:58:06,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:06,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 453 states and 781 transitions. [2023-11-24 22:58:06,039 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 781 transitions. [2023-11-24 22:58:06,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-24 22:58:06,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:06,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:06,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:06,314 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 22:58:07,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:07,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 440 states and 754 transitions. [2023-11-24 22:58:07,142 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 754 transitions. [2023-11-24 22:58:07,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-24 22:58:07,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:07,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:07,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:07,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:07,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 411 states and 695 transitions. [2023-11-24 22:58:07,411 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 695 transitions. [2023-11-24 22:58:07,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 22:58:07,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:07,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:07,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:07,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:09,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:09,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 392 states and 658 transitions. [2023-11-24 22:58:09,228 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 658 transitions. [2023-11-24 22:58:09,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 22:58:09,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:09,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:09,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:09,374 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 22:58:09,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:09,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 379 states and 631 transitions. [2023-11-24 22:58:09,479 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 631 transitions. [2023-11-24 22:58:09,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-24 22:58:09,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:09,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:09,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:09,733 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 22:58:11,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:11,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 374 states and 620 transitions. [2023-11-24 22:58:11,924 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 620 transitions. [2023-11-24 22:58:11,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-24 22:58:11,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:11,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:11,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:12,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:19,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:19,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 374 states and 619 transitions. [2023-11-24 22:58:19,144 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 619 transitions. [2023-11-24 22:58:19,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-24 22:58:19,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:19,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:19,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:20,337 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 22:58:31,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:31,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 374 states and 617 transitions. [2023-11-24 22:58:31,085 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 617 transitions. [2023-11-24 22:58:31,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-24 22:58:31,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:31,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:31,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:32,542 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 22:58:44,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:44,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 374 states and 615 transitions. [2023-11-24 22:58:44,963 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 615 transitions. [2023-11-24 22:58:44,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 22:58:44,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:44,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:45,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.