./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/bench-exp2x4.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4 --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 f3514ef3a93910f9ac9453b24d3813c22e07d2a41de38e0bc0d58abd31257770 --- 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-2329fc7 [2022-12-15 02:54:58,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:54:58,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:54:58,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:54:58,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:54:58,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:54:58,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:54:58,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:54:58,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:54:58,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:54:58,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:54:58,283 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:54:58,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:54:58,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:54:58,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:54:58,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:54:58,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:54:58,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:54:58,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:54:58,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:54:58,292 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:54:58,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:54:58,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:54:58,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:54:58,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:54:58,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:54:58,299 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:54:58,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:54:58,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:54:58,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:54:58,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:54:58,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:54:58,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:54:58,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:54:58,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:54:58,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:54:58,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:54:58,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:54:58,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:54:58,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:54:58,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:54:58,307 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 02:54:58,327 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:54:58,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:54:58,328 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:54:58,328 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:54:58,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:54:58,328 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:54:58,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:54:58,329 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:54:58,329 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:54:58,329 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:54:58,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:54:58,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:54:58,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:54:58,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:54:58,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:54:58,330 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:54:58,330 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:54:58,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:54:58,330 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:54:58,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:54:58,331 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:54:58,331 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:54:58,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:54:58,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:54:58,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:54:58,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:54:58,332 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:54:58,332 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:54:58,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:54:58,332 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:54:58,332 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_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3514ef3a93910f9ac9453b24d3813c22e07d2a41de38e0bc0d58abd31257770 [2022-12-15 02:54:58,498 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:54:58,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:54:58,518 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:54:58,519 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:54:58,519 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:54:58,520 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/bench-exp2x4.wvr.c [2022-12-15 02:55:01,044 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:55:01,203 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:55:01,203 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/sv-benchmarks/c/weaver/bench-exp2x4.wvr.c [2022-12-15 02:55:01,209 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/data/c923179bc/c86d19a39497477c9164cea9f880d4e5/FLAG3fb79a731 [2022-12-15 02:55:01,609 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/data/c923179bc/c86d19a39497477c9164cea9f880d4e5 [2022-12-15 02:55:01,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:55:01,612 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:55:01,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:55:01,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:55:01,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:55:01,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:55:01" (1/1) ... [2022-12-15 02:55:01,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43ecad44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:01, skipping insertion in model container [2022-12-15 02:55:01,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:55:01" (1/1) ... [2022-12-15 02:55:01,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:55:01,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:55:01,745 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_67c22665-1069-4a40-a287-ac57a06553bb/sv-benchmarks/c/weaver/bench-exp2x4.wvr.c[2309,2322] [2022-12-15 02:55:01,745 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:55:01,754 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:55:01,773 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_67c22665-1069-4a40-a287-ac57a06553bb/sv-benchmarks/c/weaver/bench-exp2x4.wvr.c[2309,2322] [2022-12-15 02:55:01,774 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:55:01,784 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:55:01,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:01 WrapperNode [2022-12-15 02:55:01,785 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:55:01,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:55:01,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:55:01,786 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:55:01,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:01" (1/1) ... [2022-12-15 02:55:01,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:01" (1/1) ... [2022-12-15 02:55:01,817 INFO L138 Inliner]: procedures = 20, calls = 32, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 85 [2022-12-15 02:55:01,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:55:01,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:55:01,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:55:01,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:55:01,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:01" (1/1) ... [2022-12-15 02:55:01,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:01" (1/1) ... [2022-12-15 02:55:01,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:01" (1/1) ... [2022-12-15 02:55:01,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:01" (1/1) ... [2022-12-15 02:55:01,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:01" (1/1) ... [2022-12-15 02:55:01,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:01" (1/1) ... [2022-12-15 02:55:01,838 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:01" (1/1) ... [2022-12-15 02:55:01,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:01" (1/1) ... [2022-12-15 02:55:01,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:55:01,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:55:01,842 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:55:01,842 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:55:01,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:01" (1/1) ... [2022-12-15 02:55:01,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:55:01,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:55:01,865 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:55:01,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:55:01,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:55:01,899 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 02:55:01,900 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 02:55:01,900 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 02:55:01,900 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 02:55:01,900 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-15 02:55:01,900 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-15 02:55:01,900 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-15 02:55:01,900 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-15 02:55:01,900 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 02:55:01,901 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 02:55:01,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:55:01,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:55:01,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 02:55:01,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:55:01,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:55:01,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 02:55:01,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:55:01,903 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 02:55:01,988 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:55:01,990 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:55:02,161 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:55:02,166 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:55:02,167 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-15 02:55:02,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:55:02 BoogieIcfgContainer [2022-12-15 02:55:02,168 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:55:02,169 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:55:02,169 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:55:02,177 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:55:02,178 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:55:02" (1/1) ... [2022-12-15 02:55:02,178 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) [2022-12-15 02:55:02,182 INFO L158 Benchmark]: Toolchain (without parser) took 568.94ms. Allocated memory is still 197.1MB. Free memory was 167.9MB in the beginning and 138.1MB in the end (delta: 29.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-15 02:55:02,183 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 98.6MB. Free memory is still 59.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:55:02,183 INFO L158 Benchmark]: CACSL2BoogieTranslator took 172.10ms. Allocated memory is still 197.1MB. Free memory was 167.9MB in the beginning and 157.0MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 02:55:02,184 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.23ms. Allocated memory is still 197.1MB. Free memory was 157.0MB in the beginning and 155.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:55:02,184 INFO L158 Benchmark]: Boogie Preprocessor took 23.40ms. Allocated memory is still 197.1MB. Free memory was 155.1MB in the beginning and 153.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:55:02,185 INFO L158 Benchmark]: RCFGBuilder took 326.52ms. Allocated memory is still 197.1MB. Free memory was 153.7MB in the beginning and 139.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 02:55:02,185 INFO L158 Benchmark]: CodeCheck took 11.74ms. Allocated memory is still 197.1MB. Free memory was 139.1MB in the beginning and 138.1MB in the end (delta: 920.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:55:02,187 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 0.10ms. Allocated memory is still 98.6MB. Free memory is still 59.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 172.10ms. Allocated memory is still 197.1MB. Free memory was 167.9MB in the beginning and 157.0MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.23ms. Allocated memory is still 197.1MB. Free memory was 157.0MB in the beginning and 155.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.40ms. Allocated memory is still 197.1MB. Free memory was 155.1MB in the beginning and 153.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 326.52ms. Allocated memory is still 197.1MB. Free memory was 153.7MB in the beginning and 139.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 11.74ms. Allocated memory is still 197.1MB. Free memory was 139.1MB in the beginning and 138.1MB in the end (delta: 920.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 02:55:02,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/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_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4 --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 f3514ef3a93910f9ac9453b24d3813c22e07d2a41de38e0bc0d58abd31257770 --- 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-2329fc7 [2022-12-15 02:55:03,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:55:03,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:55:03,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:55:03,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:55:03,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:55:03,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:55:03,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:55:03,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:55:03,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:55:03,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:55:03,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:55:03,692 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:55:03,693 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:55:03,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:55:03,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:55:03,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:55:03,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:55:03,697 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:55:03,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:55:03,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:55:03,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:55:03,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:55:03,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:55:03,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:55:03,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:55:03,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:55:03,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:55:03,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:55:03,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:55:03,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:55:03,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:55:03,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:55:03,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:55:03,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:55:03,717 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:55:03,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:55:03,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:55:03,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:55:03,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:55:03,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:55:03,721 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-15 02:55:03,737 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:55:03,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:55:03,738 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:55:03,738 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:55:03,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:55:03,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:55:03,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:55:03,739 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:55:03,739 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:55:03,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:55:03,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:55:03,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:55:03,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:55:03,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:55:03,740 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 02:55:03,740 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 02:55:03,740 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:55:03,740 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 02:55:03,740 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:55:03,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:55:03,740 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:55:03,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:55:03,740 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:55:03,741 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:55:03,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:55:03,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:55:03,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:55:03,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:55:03,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:55:03,741 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 02:55:03,741 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 02:55:03,742 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:55:03,742 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 02:55:03,742 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 02:55:03,742 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_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3514ef3a93910f9ac9453b24d3813c22e07d2a41de38e0bc0d58abd31257770 [2022-12-15 02:55:03,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:55:03,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:55:03,991 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:55:03,992 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:55:03,992 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:55:03,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/bench-exp2x4.wvr.c [2022-12-15 02:55:06,586 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:55:06,738 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:55:06,739 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/sv-benchmarks/c/weaver/bench-exp2x4.wvr.c [2022-12-15 02:55:06,746 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/data/5b66bfc7a/c12abca639c04a589ac4b2de1949e48f/FLAGb21a32716 [2022-12-15 02:55:07,135 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/data/5b66bfc7a/c12abca639c04a589ac4b2de1949e48f [2022-12-15 02:55:07,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:55:07,138 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:55:07,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:55:07,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:55:07,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:55:07,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:55:07" (1/1) ... [2022-12-15 02:55:07,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24a1ac0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:07, skipping insertion in model container [2022-12-15 02:55:07,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:55:07" (1/1) ... [2022-12-15 02:55:07,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:55:07,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:55:07,272 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_67c22665-1069-4a40-a287-ac57a06553bb/sv-benchmarks/c/weaver/bench-exp2x4.wvr.c[2309,2322] [2022-12-15 02:55:07,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:55:07,282 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:55:07,297 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_67c22665-1069-4a40-a287-ac57a06553bb/sv-benchmarks/c/weaver/bench-exp2x4.wvr.c[2309,2322] [2022-12-15 02:55:07,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:55:07,315 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:55:07,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:07 WrapperNode [2022-12-15 02:55:07,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:55:07,317 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:55:07,317 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:55:07,317 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:55:07,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:07" (1/1) ... [2022-12-15 02:55:07,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:07" (1/1) ... [2022-12-15 02:55:07,351 INFO L138 Inliner]: procedures = 22, calls = 32, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 85 [2022-12-15 02:55:07,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:55:07,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:55:07,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:55:07,352 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:55:07,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:07" (1/1) ... [2022-12-15 02:55:07,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:07" (1/1) ... [2022-12-15 02:55:07,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:07" (1/1) ... [2022-12-15 02:55:07,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:07" (1/1) ... [2022-12-15 02:55:07,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:07" (1/1) ... [2022-12-15 02:55:07,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:07" (1/1) ... [2022-12-15 02:55:07,373 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:07" (1/1) ... [2022-12-15 02:55:07,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:07" (1/1) ... [2022-12-15 02:55:07,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:55:07,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:55:07,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:55:07,378 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:55:07,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:07" (1/1) ... [2022-12-15 02:55:07,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:55:07,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:55:07,405 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:55:07,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:55:07,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:55:07,433 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 02:55:07,434 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 02:55:07,434 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 02:55:07,434 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 02:55:07,434 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-15 02:55:07,434 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-15 02:55:07,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 02:55:07,434 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-15 02:55:07,434 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-15 02:55:07,434 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 02:55:07,434 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 02:55:07,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:55:07,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 02:55:07,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:55:07,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:55:07,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:55:07,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 02:55:07,436 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 02:55:07,520 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:55:07,521 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:55:07,710 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:55:07,717 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:55:07,717 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-15 02:55:07,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:55:07 BoogieIcfgContainer [2022-12-15 02:55:07,719 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:55:07,719 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:55:07,719 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:55:07,726 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:55:07,726 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:55:07" (1/1) ... [2022-12-15 02:55:07,727 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) [2022-12-15 02:55:07,731 INFO L158 Benchmark]: Toolchain (without parser) took 591.52ms. Allocated memory is still 77.6MB. Free memory was 50.1MB in the beginning and 39.2MB in the end (delta: 10.9MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2022-12-15 02:55:07,731 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 52.4MB. Free memory is still 30.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:55:07,732 INFO L158 Benchmark]: CACSL2BoogieTranslator took 176.86ms. Allocated memory is still 77.6MB. Free memory was 49.9MB in the beginning and 58.3MB in the end (delta: -8.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 02:55:07,732 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.55ms. Allocated memory is still 77.6MB. Free memory was 58.3MB in the beginning and 56.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:55:07,733 INFO L158 Benchmark]: Boogie Preprocessor took 25.49ms. Allocated memory is still 77.6MB. Free memory was 56.6MB in the beginning and 55.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:55:07,733 INFO L158 Benchmark]: RCFGBuilder took 340.89ms. Allocated memory is still 77.6MB. Free memory was 55.1MB in the beginning and 40.2MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 02:55:07,734 INFO L158 Benchmark]: CodeCheck took 9.64ms. Allocated memory is still 77.6MB. Free memory was 40.2MB in the beginning and 39.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:55:07,737 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 0.13ms. Allocated memory is still 52.4MB. Free memory is still 30.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 176.86ms. Allocated memory is still 77.6MB. Free memory was 49.9MB in the beginning and 58.3MB in the end (delta: -8.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.55ms. Allocated memory is still 77.6MB. Free memory was 58.3MB in the beginning and 56.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.49ms. Allocated memory is still 77.6MB. Free memory was 56.6MB in the beginning and 55.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 340.89ms. Allocated memory is still 77.6MB. Free memory was 55.1MB in the beginning and 40.2MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 9.64ms. Allocated memory is still 77.6MB. Free memory was 40.2MB in the beginning and 39.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 02:55:07,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67c22665-1069-4a40-a287-ac57a06553bb/bin/ukojak-rkRKPMF4O4/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