./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66014cb3-67d8-4e78-b3ec-5b0d34965411/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66014cb3-67d8-4e78-b3ec-5b0d34965411/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66014cb3-67d8-4e78-b3ec-5b0d34965411/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66014cb3-67d8-4e78-b3ec-5b0d34965411/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66014cb3-67d8-4e78-b3ec-5b0d34965411/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66014cb3-67d8-4e78-b3ec-5b0d34965411/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --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 52f505c2033e0aec4a19441e3af9fb9949b71da33ecc0d15d8cd0b9d7a123c92 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:32:02,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:32:02,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:32:02,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:32:02,872 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:32:02,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:32:02,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:32:02,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:32:02,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:32:02,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:32:02,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:32:02,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:32:02,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:32:02,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:32:02,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:32:02,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:32:02,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:32:02,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:32:02,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:32:02,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:32:02,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:32:02,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:32:02,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:32:02,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:32:02,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:32:02,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:32:02,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:32:02,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:32:02,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:32:02,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:32:02,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:32:02,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:32:02,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:32:02,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:32:02,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:32:02,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:32:02,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:32:02,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:32:02,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:32:02,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:32:02,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:32:02,926 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66014cb3-67d8-4e78-b3ec-5b0d34965411/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:32:02,955 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:32:02,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:32:02,957 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:32:02,957 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:32:02,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:32:02,958 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:32:02,959 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:32:02,959 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:32:02,959 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:32:02,959 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:32:02,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:32:02,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:32:02,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:32:02,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:32:02,961 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:32:02,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:32:02,962 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:32:02,962 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:32:02,962 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:32:02,963 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:32:02,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:32:02,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:02,964 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:32:02,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:32:02,964 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:32:02,964 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:32:02,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:32:02,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:32:02,973 INFO L138 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_66014cb3-67d8-4e78-b3ec-5b0d34965411/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66014cb3-67d8-4e78-b3ec-5b0d34965411/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52f505c2033e0aec4a19441e3af9fb9949b71da33ecc0d15d8cd0b9d7a123c92 [2022-10-17 16:32:03,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:32:03,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:32:03,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:32:03,258 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:32:03,259 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:32:03,261 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66014cb3-67d8-4e78-b3ec-5b0d34965411/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-10-17 16:32:03,330 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66014cb3-67d8-4e78-b3ec-5b0d34965411/bin/ukojak-92XMlrwhuB/data/5cf648d8f/7c91c8250b194354926fc1268633af37/FLAGc0c37e6c0 [2022-10-17 16:32:03,912 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:32:03,912 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66014cb3-67d8-4e78-b3ec-5b0d34965411/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-10-17 16:32:03,924 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66014cb3-67d8-4e78-b3ec-5b0d34965411/bin/ukojak-92XMlrwhuB/data/5cf648d8f/7c91c8250b194354926fc1268633af37/FLAGc0c37e6c0 [2022-10-17 16:32:04,217 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66014cb3-67d8-4e78-b3ec-5b0d34965411/bin/ukojak-92XMlrwhuB/data/5cf648d8f/7c91c8250b194354926fc1268633af37 [2022-10-17 16:32:04,219 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:32:04,221 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:32:04,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:04,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:32:04,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:32:04,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:04" (1/1) ... [2022-10-17 16:32:04,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@490532f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:04, skipping insertion in model container [2022-10-17 16:32:04,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:04" (1/1) ... [2022-10-17 16:32:04,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:32:04,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:32:04,571 WARN L230 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_66014cb3-67d8-4e78-b3ec-5b0d34965411/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[7836,7849] [2022-10-17 16:32:04,620 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:04,632 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:32:04,685 WARN L230 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_66014cb3-67d8-4e78-b3ec-5b0d34965411/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[7836,7849] [2022-10-17 16:32:04,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:04,758 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:32:04,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:04 WrapperNode [2022-10-17 16:32:04,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:04,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:04,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:32:04,763 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:32:04,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:04" (1/1) ... [2022-10-17 16:32:04,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:04" (1/1) ... [2022-10-17 16:32:04,831 INFO L138 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 618 [2022-10-17 16:32:04,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:04,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:32:04,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:32:04,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:32:04,848 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:04" (1/1) ... [2022-10-17 16:32:04,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:04" (1/1) ... [2022-10-17 16:32:04,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:04" (1/1) ... [2022-10-17 16:32:04,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:04" (1/1) ... [2022-10-17 16:32:04,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:04" (1/1) ... [2022-10-17 16:32:04,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:04" (1/1) ... [2022-10-17 16:32:04,885 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:04" (1/1) ... [2022-10-17 16:32:04,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:04" (1/1) ... [2022-10-17 16:32:04,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:32:04,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:32:04,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:32:04,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:32:04,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:04" (1/1) ... [2022-10-17 16:32:04,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:04,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66014cb3-67d8-4e78-b3ec-5b0d34965411/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:32:04,941 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66014cb3-67d8-4e78-b3ec-5b0d34965411/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:32:04,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66014cb3-67d8-4e78-b3ec-5b0d34965411/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:32:04,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:32:04,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:32:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:32:04,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:32:05,183 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:32:05,185 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:32:06,069 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:32:06,339 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:32:06,340 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:32:06,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:06 BoogieIcfgContainer [2022-10-17 16:32:06,343 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:32:06,344 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:32:06,344 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:32:06,355 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:32:06,355 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:06" (1/1) ... [2022-10-17 16:32:06,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:32:06,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:06,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 104 states and 180 transitions. [2022-10-17 16:32:06,465 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 180 transitions. [2022-10-17 16:32:06,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:32:06,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:06,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:06,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:07,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:07,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:07,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 116 states and 202 transitions. [2022-10-17 16:32:07,484 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 202 transitions. [2022-10-17 16:32:07,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:32:07,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:07,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:07,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:07,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:07,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 113 states and 196 transitions. [2022-10-17 16:32:07,855 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 196 transitions. [2022-10-17 16:32:07,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:32:07,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:07,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:08,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:08,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:08,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 110 states and 190 transitions. [2022-10-17 16:32:08,101 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 190 transitions. [2022-10-17 16:32:08,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:32:08,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:08,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:08,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:08,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:08,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:08,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 107 states and 184 transitions. [2022-10-17 16:32:08,321 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 184 transitions. [2022-10-17 16:32:08,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:32:08,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:08,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:08,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:08,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:08,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:08,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 113 states and 195 transitions. [2022-10-17 16:32:08,880 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 195 transitions. [2022-10-17 16:32:08,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:32:08,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:08,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:09,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:09,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:09,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 110 states and 189 transitions. [2022-10-17 16:32:09,062 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 189 transitions. [2022-10-17 16:32:09,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:32:09,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:09,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:09,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:09,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:09,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 107 states and 183 transitions. [2022-10-17 16:32:09,222 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 183 transitions. [2022-10-17 16:32:09,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:32:09,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:09,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:09,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:10,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:10,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 117 states and 200 transitions. [2022-10-17 16:32:10,174 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 200 transitions. [2022-10-17 16:32:10,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:32:10,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:10,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:10,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:10,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:10,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 114 states and 194 transitions. [2022-10-17 16:32:10,311 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 194 transitions. [2022-10-17 16:32:10,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:32:10,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:10,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:10,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:10,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:10,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:10,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 111 states and 188 transitions. [2022-10-17 16:32:10,460 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 188 transitions. [2022-10-17 16:32:10,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:32:10,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:10,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:10,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:10,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:10,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 104 states and 176 transitions. [2022-10-17 16:32:10,603 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 176 transitions. [2022-10-17 16:32:10,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:32:10,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:10,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:10,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:12,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:12,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 107 states and 181 transitions. [2022-10-17 16:32:12,266 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 181 transitions. [2022-10-17 16:32:12,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:32:12,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:12,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:12,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:12,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:12,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 104 states and 175 transitions. [2022-10-17 16:32:12,427 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 175 transitions. [2022-10-17 16:32:12,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:32:12,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:12,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:12,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:15,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:15,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 104 states and 174 transitions. [2022-10-17 16:32:15,227 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 174 transitions. [2022-10-17 16:32:15,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:32:15,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:15,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:15,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:28,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.