./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg --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 0d10bf8c0e842192a13f4b6638f03cf57668d5bee07d0b49c4b595de1c605066 --- 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-b5237d8 [2022-11-21 23:53:33,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:53:33,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:53:33,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:53:33,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:53:33,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:53:33,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:53:33,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:53:33,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:53:33,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:53:33,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:53:33,264 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:53:33,265 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:53:33,266 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:53:33,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:53:33,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:53:33,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:53:33,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:53:33,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:53:33,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:53:33,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:53:33,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:53:33,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:53:33,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:53:33,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:53:33,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:53:33,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:53:33,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:53:33,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:53:33,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:53:33,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:53:33,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:53:33,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:53:33,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:53:33,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:53:33,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:53:33,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:53:33,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:53:33,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:53:33,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:53:33,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:53:33,300 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:53:33,336 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:53:33,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:53:33,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:53:33,337 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:53:33,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:53:33,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:53:33,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:53:33,338 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:53:33,339 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:53:33,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:53:33,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:53:33,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:53:33,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:53:33,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:53:33,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:53:33,340 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:53:33,340 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:53:33,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:53:33,341 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:53:33,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:53:33,341 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:53:33,341 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:53:33,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:53:33,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:53:33,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:53:33,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:53:33,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:53:33,343 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:53:33,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:53:33,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:53:33,343 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_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d10bf8c0e842192a13f4b6638f03cf57668d5bee07d0b49c4b595de1c605066 [2022-11-21 23:53:33,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:53:33,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:53:33,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:53:33,629 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:53:33,629 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:53:33,631 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2022-11-21 23:53:36,799 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:53:37,009 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:53:37,010 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2022-11-21 23:53:37,017 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/data/a737c8f77/5bd48ac87fb94b3da1470191d25ae288/FLAG2d67ed9c4 [2022-11-21 23:53:37,032 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/data/a737c8f77/5bd48ac87fb94b3da1470191d25ae288 [2022-11-21 23:53:37,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:53:37,037 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:53:37,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:53:37,039 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:53:37,042 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:53:37,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:53:37" (1/1) ... [2022-11-21 23:53:37,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@434da60c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:37, skipping insertion in model container [2022-11-21 23:53:37,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:53:37" (1/1) ... [2022-11-21 23:53:37,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:53:37,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:53:37,242 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_85864af0-c73d-441f-b964-eaeff621013a/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c[2135,2148] [2022-11-21 23:53:37,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:53:37,253 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:53:37,276 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_85864af0-c73d-441f-b964-eaeff621013a/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c[2135,2148] [2022-11-21 23:53:37,277 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:53:37,292 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:53:37,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:37 WrapperNode [2022-11-21 23:53:37,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:53:37,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:53:37,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:53:37,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:53:37,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:37" (1/1) ... [2022-11-21 23:53:37,321 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:37" (1/1) ... [2022-11-21 23:53:37,348 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-11-21 23:53:37,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:53:37,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:53:37,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:53:37,350 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:53:37,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:37" (1/1) ... [2022-11-21 23:53:37,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:37" (1/1) ... [2022-11-21 23:53:37,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:37" (1/1) ... [2022-11-21 23:53:37,360 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:37" (1/1) ... [2022-11-21 23:53:37,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:37" (1/1) ... [2022-11-21 23:53:37,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:37" (1/1) ... [2022-11-21 23:53:37,372 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:37" (1/1) ... [2022-11-21 23:53:37,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:37" (1/1) ... [2022-11-21 23:53:37,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:53:37,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:53:37,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:53:37,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:53:37,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:37" (1/1) ... [2022-11-21 23:53:37,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:53:37,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:53:37,411 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:53:37,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:53:37,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:53:37,464 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:53:37,464 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:53:37,464 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:53:37,464 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:53:37,464 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 23:53:37,465 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 23:53:37,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:53:37,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:53:37,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:53:37,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:53:37,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:53:37,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:53:37,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:53:37,469 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 23:53:37,615 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:53:37,617 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:53:37,877 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:53:37,885 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:53:37,890 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-21 23:53:37,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:53:37 BoogieIcfgContainer [2022-11-21 23:53:37,894 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:53:37,896 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:53:37,896 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:53:37,905 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:53:37,906 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:53:37" (1/1) ... [2022-11-21 23:53:37,906 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) [2022-11-21 23:53:37,911 INFO L158 Benchmark]: Toolchain (without parser) took 873.80ms. Allocated memory is still 178.3MB. Free memory was 132.8MB in the beginning and 103.8MB in the end (delta: 28.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-21 23:53:37,912 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 178.3MB. Free memory was 140.7MB in the beginning and 140.7MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:53:37,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.80ms. Allocated memory is still 178.3MB. Free memory was 132.6MB in the beginning and 121.9MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:53:37,913 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.30ms. Allocated memory is still 178.3MB. Free memory was 121.9MB in the beginning and 120.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:53:37,914 INFO L158 Benchmark]: Boogie Preprocessor took 25.97ms. Allocated memory is still 178.3MB. Free memory was 120.2MB in the beginning and 118.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:53:37,915 INFO L158 Benchmark]: RCFGBuilder took 518.82ms. Allocated memory is still 178.3MB. Free memory was 118.4MB in the beginning and 104.9MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 23:53:37,915 INFO L158 Benchmark]: CodeCheck took 13.35ms. Allocated memory is still 178.3MB. Free memory was 104.9MB in the beginning and 103.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:53:37,919 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 0.33ms. Allocated memory is still 178.3MB. Free memory was 140.7MB in the beginning and 140.7MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.80ms. Allocated memory is still 178.3MB. Free memory was 132.6MB in the beginning and 121.9MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.30ms. Allocated memory is still 178.3MB. Free memory was 121.9MB in the beginning and 120.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.97ms. Allocated memory is still 178.3MB. Free memory was 120.2MB in the beginning and 118.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 518.82ms. Allocated memory is still 178.3MB. Free memory was 118.4MB in the beginning and 104.9MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 13.35ms. Allocated memory is still 178.3MB. Free memory was 104.9MB in the beginning and 103.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:53:37,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg --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 0d10bf8c0e842192a13f4b6638f03cf57668d5bee07d0b49c4b595de1c605066 --- 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-b5237d8 [2022-11-21 23:53:40,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:53:40,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:53:40,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:53:40,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:53:40,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:53:40,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:53:40,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:53:40,574 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:53:40,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:53:40,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:53:40,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:53:40,582 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:53:40,587 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:53:40,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:53:40,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:53:40,593 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:53:40,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:53:40,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:53:40,599 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:53:40,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:53:40,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:53:40,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:53:40,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:53:40,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:53:40,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:53:40,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:53:40,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:53:40,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:53:40,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:53:40,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:53:40,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:53:40,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:53:40,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:53:40,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:53:40,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:53:40,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:53:40,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:53:40,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:53:40,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:53:40,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:53:40,638 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 23:53:40,660 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:53:40,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:53:40,661 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:53:40,661 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:53:40,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:53:40,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:53:40,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:53:40,663 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:53:40,663 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:53:40,663 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:53:40,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:53:40,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:53:40,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:53:40,664 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:53:40,664 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:53:40,665 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:53:40,665 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:53:40,665 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:53:40,665 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:53:40,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:53:40,666 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:53:40,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:53:40,666 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:53:40,666 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:53:40,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:53:40,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:53:40,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:53:40,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:53:40,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:53:40,668 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:53:40,668 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:53:40,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:53:40,668 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:53:40,669 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:53:40,669 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_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d10bf8c0e842192a13f4b6638f03cf57668d5bee07d0b49c4b595de1c605066 [2022-11-21 23:53:41,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:53:41,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:53:41,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:53:41,074 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:53:41,076 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:53:41,078 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2022-11-21 23:53:44,207 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:53:44,394 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:53:44,394 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2022-11-21 23:53:44,402 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/data/ab15ebce3/002d9df2102340c69fc58460d673e2ee/FLAG087700130 [2022-11-21 23:53:44,420 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/data/ab15ebce3/002d9df2102340c69fc58460d673e2ee [2022-11-21 23:53:44,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:53:44,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:53:44,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:53:44,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:53:44,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:53:44,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:53:44" (1/1) ... [2022-11-21 23:53:44,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2794c55e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:44, skipping insertion in model container [2022-11-21 23:53:44,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:53:44" (1/1) ... [2022-11-21 23:53:44,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:53:44,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:53:44,655 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_85864af0-c73d-441f-b964-eaeff621013a/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c[2135,2148] [2022-11-21 23:53:44,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:53:44,698 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:53:44,746 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_85864af0-c73d-441f-b964-eaeff621013a/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c[2135,2148] [2022-11-21 23:53:44,756 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:53:44,778 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:53:44,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:44 WrapperNode [2022-11-21 23:53:44,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:53:44,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:53:44,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:53:44,781 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:53:44,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:44" (1/1) ... [2022-11-21 23:53:44,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:44" (1/1) ... [2022-11-21 23:53:44,843 INFO L138 Inliner]: procedures = 24, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-11-21 23:53:44,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:53:44,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:53:44,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:53:44,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:53:44,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:44" (1/1) ... [2022-11-21 23:53:44,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:44" (1/1) ... [2022-11-21 23:53:44,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:44" (1/1) ... [2022-11-21 23:53:44,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:44" (1/1) ... [2022-11-21 23:53:44,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:44" (1/1) ... [2022-11-21 23:53:44,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:44" (1/1) ... [2022-11-21 23:53:44,891 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:44" (1/1) ... [2022-11-21 23:53:44,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:44" (1/1) ... [2022-11-21 23:53:44,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:53:44,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:53:44,901 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:53:44,901 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:53:44,902 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:53:44" (1/1) ... [2022-11-21 23:53:44,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:53:44,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:53:44,940 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:53:44,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:53:44,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:53:44,992 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:53:44,992 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:53:44,993 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:53:44,993 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:53:44,993 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 23:53:44,995 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 23:53:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 23:53:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:53:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 23:53:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:53:44,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:53:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:53:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 23:53:44,998 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 23:53:45,145 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:53:45,148 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:53:45,457 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:53:45,470 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:53:45,471 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-21 23:53:45,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:53:45 BoogieIcfgContainer [2022-11-21 23:53:45,475 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:53:45,476 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:53:45,477 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:53:45,487 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:53:45,488 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:53:45" (1/1) ... [2022-11-21 23:53:45,488 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) [2022-11-21 23:53:45,496 INFO L158 Benchmark]: Toolchain (without parser) took 1069.61ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 37.4MB in the beginning and 65.7MB in the end (delta: -28.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:53:45,496 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 67.1MB. Free memory was 44.3MB in the beginning and 44.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:53:45,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.30ms. Allocated memory is still 67.1MB. Free memory was 37.2MB in the beginning and 45.8MB in the end (delta: -8.6MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2022-11-21 23:53:45,498 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.92ms. Allocated memory is still 67.1MB. Free memory was 45.8MB in the beginning and 44.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:53:45,499 INFO L158 Benchmark]: Boogie Preprocessor took 55.59ms. Allocated memory is still 67.1MB. Free memory was 44.2MB in the beginning and 42.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:53:45,500 INFO L158 Benchmark]: RCFGBuilder took 574.47ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 42.6MB in the beginning and 66.8MB in the end (delta: -24.2MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2022-11-21 23:53:45,501 INFO L158 Benchmark]: CodeCheck took 17.36ms. Allocated memory is still 88.1MB. Free memory was 66.5MB in the beginning and 65.7MB in the end (delta: 763.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:53:45,505 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 0.29ms. Allocated memory is still 67.1MB. Free memory was 44.3MB in the beginning and 44.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.30ms. Allocated memory is still 67.1MB. Free memory was 37.2MB in the beginning and 45.8MB in the end (delta: -8.6MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.92ms. Allocated memory is still 67.1MB. Free memory was 45.8MB in the beginning and 44.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 55.59ms. Allocated memory is still 67.1MB. Free memory was 44.2MB in the beginning and 42.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 574.47ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 42.6MB in the beginning and 66.8MB in the end (delta: -24.2MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * CodeCheck took 17.36ms. Allocated memory is still 88.1MB. Free memory was 66.5MB in the beginning and 65.7MB in the end (delta: 763.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:53:45,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85864af0-c73d-441f-b964-eaeff621013a/bin/ukojak-jW3SillKbg/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