./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 --- 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-6b4ec56 [2022-11-20 17:01:54,864 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:01:54,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:01:54,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:01:54,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:01:54,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:01:54,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:01:54,913 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:01:54,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:01:54,920 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:01:54,921 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:01:54,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:01:54,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:01:54,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:01:54,924 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:01:54,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:01:54,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:01:54,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:01:54,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:01:54,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:01:54,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:01:54,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:01:54,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:01:54,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:01:54,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:01:54,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:01:54,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:01:54,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:01:54,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:01:54,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:01:54,956 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:01:54,957 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:01:54,959 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:01:54,960 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:01:54,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:01:54,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:01:54,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:01:54,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:01:54,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:01:54,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:01:54,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:01:54,987 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:01:55,033 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:01:55,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:01:55,035 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:01:55,036 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:01:55,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:01:55,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:01:55,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:01:55,037 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:01:55,037 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:01:55,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:01:55,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:01:55,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:01:55,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:01:55,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:01:55,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:01:55,040 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:01:55,040 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:01:55,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:01:55,041 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:01:55,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:01:55,041 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:01:55,041 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:01:55,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:01:55,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:01:55,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:01:55,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:01:55,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:01:55,043 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:01:55,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:01:55,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:01:55,044 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_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 [2022-11-20 17:01:55,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:01:55,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:01:55,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:01:55,396 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:01:55,396 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:01:55,398 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2022-11-20 17:01:58,361 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:01:58,583 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:01:58,584 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2022-11-20 17:01:58,593 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/data/867d0f6cc/818a7fd9307145009d73cee64f06f988/FLAGa749fd6ed [2022-11-20 17:01:58,612 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/data/867d0f6cc/818a7fd9307145009d73cee64f06f988 [2022-11-20 17:01:58,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:01:58,618 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:01:58,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:01:58,621 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:01:58,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:01:58,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:01:58" (1/1) ... [2022-11-20 17:01:58,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42842196 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:58, skipping insertion in model container [2022-11-20 17:01:58,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:01:58" (1/1) ... [2022-11-20 17:01:58,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:01:58,664 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:01:58,832 WARN L237 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_72defc92-3a51-400a-a5e4-35b82a780bae/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2022-11-20 17:01:58,837 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:01:58,847 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:01:58,870 WARN L237 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_72defc92-3a51-400a-a5e4-35b82a780bae/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2022-11-20 17:01:58,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:01:58,888 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:01:58,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:58 WrapperNode [2022-11-20 17:01:58,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:01:58,890 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:01:58,890 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:01:58,891 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:01:58,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:58" (1/1) ... [2022-11-20 17:01:58,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:58" (1/1) ... [2022-11-20 17:01:58,931 INFO L138 Inliner]: procedures = 25, calls = 41, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 107 [2022-11-20 17:01:58,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:01:58,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:01:58,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:01:58,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:01:58,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:58" (1/1) ... [2022-11-20 17:01:58,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:58" (1/1) ... [2022-11-20 17:01:58,966 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:58" (1/1) ... [2022-11-20 17:01:58,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:58" (1/1) ... [2022-11-20 17:01:58,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:58" (1/1) ... [2022-11-20 17:01:58,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:58" (1/1) ... [2022-11-20 17:01:58,993 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:58" (1/1) ... [2022-11-20 17:01:58,995 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:58" (1/1) ... [2022-11-20 17:01:58,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:01:58,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:01:58,999 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:01:58,999 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:01:59,000 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:58" (1/1) ... [2022-11-20 17:01:59,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:01:59,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:01:59,030 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:01:59,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:01:59,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:01:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 17:01:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:01:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:01:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-20 17:01:59,084 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-20 17:01:59,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:01:59,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 17:01:59,086 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:01:59,086 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:01:59,090 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:01:59,090 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:01:59,091 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:01:59,091 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:01:59,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:01:59,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:01:59,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:01:59,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:01:59,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:01:59,094 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:01:59,207 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:01:59,209 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:01:59,650 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:01:59,661 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:01:59,661 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-20 17:01:59,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:01:59 BoogieIcfgContainer [2022-11-20 17:01:59,664 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:01:59,665 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:01:59,665 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:01:59,687 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:01:59,687 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:01:59" (1/1) ... [2022-11-20 17:01:59,688 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:01:59,696 INFO L158 Benchmark]: Toolchain (without parser) took 1077.42ms. Allocated memory is still 163.6MB. Free memory was 117.1MB in the beginning and 79.2MB in the end (delta: 37.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-20 17:01:59,696 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 163.6MB. Free memory is still 127.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:01:59,697 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.56ms. Allocated memory is still 163.6MB. Free memory was 117.1MB in the beginning and 105.3MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:01:59,698 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.98ms. Allocated memory is still 163.6MB. Free memory was 105.3MB in the beginning and 103.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:01:59,698 INFO L158 Benchmark]: Boogie Preprocessor took 66.02ms. Allocated memory is still 163.6MB. Free memory was 103.2MB in the beginning and 101.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:01:59,699 INFO L158 Benchmark]: RCFGBuilder took 665.83ms. Allocated memory is still 163.6MB. Free memory was 101.8MB in the beginning and 80.1MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 17:01:59,700 INFO L158 Benchmark]: CodeCheck took 29.31ms. Allocated memory is still 163.6MB. Free memory was 80.1MB in the beginning and 79.2MB in the end (delta: 901.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:01:59,712 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 163.6MB. Free memory is still 127.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.56ms. Allocated memory is still 163.6MB. Free memory was 117.1MB in the beginning and 105.3MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.98ms. Allocated memory is still 163.6MB. Free memory was 105.3MB in the beginning and 103.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.02ms. Allocated memory is still 163.6MB. Free memory was 103.2MB in the beginning and 101.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 665.83ms. Allocated memory is still 163.6MB. Free memory was 101.8MB in the beginning and 80.1MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 29.31ms. Allocated memory is still 163.6MB. Free memory was 80.1MB in the beginning and 79.2MB in the end (delta: 901.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:01:59,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 --- 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-6b4ec56 [2022-11-20 17:02:02,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:02:02,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:02:02,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:02:02,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:02:02,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:02:02,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:02:02,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:02:02,322 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:02:02,328 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:02:02,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:02:02,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:02:02,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:02:02,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:02:02,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:02:02,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:02:02,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:02:02,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:02:02,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:02:02,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:02:02,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:02:02,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:02:02,357 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:02:02,358 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:02:02,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:02:02,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:02:02,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:02:02,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:02:02,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:02:02,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:02:02,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:02:02,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:02:02,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:02:02,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:02:02,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:02:02,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:02:02,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:02:02,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:02:02,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:02:02,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:02:02,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:02:02,387 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:02:02,425 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:02:02,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:02:02,431 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:02:02,432 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:02:02,432 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:02:02,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:02:02,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:02:02,433 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:02:02,433 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:02:02,434 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:02:02,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:02:02,435 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:02:02,435 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:02:02,436 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:02:02,436 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:02:02,436 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:02:02,436 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:02:02,437 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:02:02,437 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:02:02,437 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:02:02,437 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:02:02,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:02:02,438 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:02:02,438 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:02:02,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:02:02,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:02:02,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:02:02,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:02:02,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:02:02,440 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:02:02,440 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:02:02,440 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:02:02,441 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:02:02,441 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:02:02,441 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 [2022-11-20 17:02:02,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:02:02,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:02:02,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:02:02,883 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:02:02,886 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:02:02,887 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2022-11-20 17:02:06,050 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:02:06,329 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:02:06,330 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2022-11-20 17:02:06,338 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/data/2a70763b0/a14a226f9c5343ecb39f0a14f95583c7/FLAG0641ca276 [2022-11-20 17:02:06,352 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/data/2a70763b0/a14a226f9c5343ecb39f0a14f95583c7 [2022-11-20 17:02:06,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:02:06,359 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:02:06,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:02:06,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:02:06,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:02:06,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:02:06" (1/1) ... [2022-11-20 17:02:06,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@662743f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:02:06, skipping insertion in model container [2022-11-20 17:02:06,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:02:06" (1/1) ... [2022-11-20 17:02:06,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:02:06,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:02:06,624 WARN L237 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_72defc92-3a51-400a-a5e4-35b82a780bae/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2022-11-20 17:02:06,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:02:06,650 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 17:02:06,662 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:02:06,696 WARN L237 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_72defc92-3a51-400a-a5e4-35b82a780bae/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2022-11-20 17:02:06,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:02:06,716 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:02:06,780 WARN L237 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_72defc92-3a51-400a-a5e4-35b82a780bae/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2022-11-20 17:02:06,788 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:02:06,819 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:02:06,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:02:06 WrapperNode [2022-11-20 17:02:06,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:02:06,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:02:06,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:02:06,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:02:06,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:02:06" (1/1) ... [2022-11-20 17:02:06,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:02:06" (1/1) ... [2022-11-20 17:02:06,898 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 103 [2022-11-20 17:02:06,898 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:02:06,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:02:06,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:02:06,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:02:06,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:02:06" (1/1) ... [2022-11-20 17:02:06,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:02:06" (1/1) ... [2022-11-20 17:02:06,932 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:02:06" (1/1) ... [2022-11-20 17:02:06,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:02:06" (1/1) ... [2022-11-20 17:02:06,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:02:06" (1/1) ... [2022-11-20 17:02:06,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:02:06" (1/1) ... [2022-11-20 17:02:06,958 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:02:06" (1/1) ... [2022-11-20 17:02:06,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:02:06" (1/1) ... [2022-11-20 17:02:06,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:02:06,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:02:06,972 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:02:06,972 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:02:06,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:02:06" (1/1) ... [2022-11-20 17:02:06,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:02:06,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:02:07,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:02:07,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:02:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:02:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:02:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 17:02:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:02:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-20 17:02:07,073 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-20 17:02:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:02:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 17:02:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:02:07,074 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:02:07,074 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:02:07,074 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:02:07,074 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:02:07,074 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:02:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:02:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:02:07,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:02:07,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:02:07,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:02:07,077 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:02:07,243 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:02:07,245 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:02:09,303 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:02:09,317 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:02:09,317 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-20 17:02:09,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:02:09 BoogieIcfgContainer [2022-11-20 17:02:09,320 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:02:09,321 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:02:09,321 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:02:09,331 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:02:09,331 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:02:09" (1/1) ... [2022-11-20 17:02:09,332 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:02:09,338 INFO L158 Benchmark]: Toolchain (without parser) took 2981.16ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 44.5MB in the beginning and 60.1MB in the end (delta: -15.6MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2022-11-20 17:02:09,339 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 43.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:02:09,339 INFO L158 Benchmark]: CACSL2BoogieTranslator took 467.71ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 44.3MB in the beginning and 62.3MB in the end (delta: -17.9MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2022-11-20 17:02:09,340 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.99ms. Allocated memory is still 83.9MB. Free memory was 62.3MB in the beginning and 60.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:02:09,341 INFO L158 Benchmark]: Boogie Preprocessor took 71.33ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 58.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:02:09,342 INFO L158 Benchmark]: RCFGBuilder took 2348.25ms. Allocated memory is still 83.9MB. Free memory was 58.4MB in the beginning and 61.1MB in the end (delta: -2.7MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2022-11-20 17:02:09,343 INFO L158 Benchmark]: CodeCheck took 15.25ms. Allocated memory is still 83.9MB. Free memory was 61.1MB in the beginning and 60.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:02:09,351 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 43.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 467.71ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 44.3MB in the beginning and 62.3MB in the end (delta: -17.9MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.99ms. Allocated memory is still 83.9MB. Free memory was 62.3MB in the beginning and 60.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 71.33ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 58.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2348.25ms. Allocated memory is still 83.9MB. Free memory was 58.4MB in the beginning and 61.1MB in the end (delta: -2.7MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * CodeCheck took 15.25ms. Allocated memory is still 83.9MB. Free memory was 61.1MB in the beginning and 60.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:02:09,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72defc92-3a51-400a-a5e4-35b82a780bae/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported