./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 6b4ec56b 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_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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-6b4ec56 [2022-11-20 17:08:27,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:08:27,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:08:27,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:08:27,622 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:08:27,623 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:08:27,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:08:27,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:08:27,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:08:27,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:08:27,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:08:27,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:08:27,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:08:27,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:08:27,651 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:08:27,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:08:27,655 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:08:27,656 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:08:27,658 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:08:27,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:08:27,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:08:27,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:08:27,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:08:27,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:08:27,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:08:27,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:08:27,692 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:08:27,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:08:27,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:08:27,695 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:08:27,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:08:27,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:08:27,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:08:27,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:08:27,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:08:27,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:08:27,704 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:08:27,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:08:27,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:08:27,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:08:27,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:08:27,725 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:08:27,761 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:08:27,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:08:27,763 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:08:27,763 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:08:27,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:08:27,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:08:27,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:08:27,764 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:08:27,765 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:08:27,765 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:08:27,766 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:08:27,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:08:27,767 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:08:27,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:08:27,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:08:27,768 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:08:27,768 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:08:27,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:08:27,768 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:08:27,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:08:27,769 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:08:27,769 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:08:27,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:08:27,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:08:27,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:08:27,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:08:27,770 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:08:27,771 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:08:27,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:08:27,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:08:27,772 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_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3514ef3a93910f9ac9453b24d3813c22e07d2a41de38e0bc0d58abd31257770 [2022-11-20 17:08:28,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:08:28,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:08:28,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:08:28,139 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:08:28,140 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:08:28,141 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/bench-exp2x4.wvr.c [2022-11-20 17:08:31,183 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:08:31,405 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:08:31,405 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/sv-benchmarks/c/weaver/bench-exp2x4.wvr.c [2022-11-20 17:08:31,411 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/data/6f56ac87c/b734e8e231a8488ea89f616776e72f12/FLAG890a69ab7 [2022-11-20 17:08:31,425 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/data/6f56ac87c/b734e8e231a8488ea89f616776e72f12 [2022-11-20 17:08:31,427 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:08:31,429 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:08:31,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:08:31,431 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:08:31,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:08:31,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:08:31" (1/1) ... [2022-11-20 17:08:31,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cb29273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:31, skipping insertion in model container [2022-11-20 17:08:31,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:08:31" (1/1) ... [2022-11-20 17:08:31,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:08:31,474 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:08:31,638 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_87157caf-d391-4da4-9ce2-b40ddd14c108/sv-benchmarks/c/weaver/bench-exp2x4.wvr.c[2309,2322] [2022-11-20 17:08:31,640 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:08:31,654 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:08:31,693 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_87157caf-d391-4da4-9ce2-b40ddd14c108/sv-benchmarks/c/weaver/bench-exp2x4.wvr.c[2309,2322] [2022-11-20 17:08:31,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:08:31,737 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:08:31,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:31 WrapperNode [2022-11-20 17:08:31,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:08:31,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:08:31,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:08:31,746 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:08:31,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:31" (1/1) ... [2022-11-20 17:08:31,758 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:31" (1/1) ... [2022-11-20 17:08:31,784 INFO L138 Inliner]: procedures = 20, calls = 32, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 85 [2022-11-20 17:08:31,784 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:08:31,785 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:08:31,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:08:31,785 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:08:31,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:31" (1/1) ... [2022-11-20 17:08:31,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:31" (1/1) ... [2022-11-20 17:08:31,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:31" (1/1) ... [2022-11-20 17:08:31,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:31" (1/1) ... [2022-11-20 17:08:31,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:31" (1/1) ... [2022-11-20 17:08:31,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:31" (1/1) ... [2022-11-20 17:08:31,814 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:31" (1/1) ... [2022-11-20 17:08:31,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:31" (1/1) ... [2022-11-20 17:08:31,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:08:31,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:08:31,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:08:31,820 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:08:31,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:31" (1/1) ... [2022-11-20 17:08:31,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:08:31,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:08:31,850 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:08:31,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:08:31,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:08:31,894 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:08:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:08:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:08:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:08:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:08:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:08:31,897 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-20 17:08:31,897 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-20 17:08:31,898 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:08:31,902 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:08:31,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:08:31,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:08:31,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:08:31,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:08:31,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:08:31,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:08:31,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:08:31,905 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:08:32,011 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:08:32,014 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:08:32,286 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:08:32,311 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:08:32,311 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 17:08:32,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:08:32 BoogieIcfgContainer [2022-11-20 17:08:32,313 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:08:32,314 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:08:32,314 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:08:32,341 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:08:32,341 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:08:32" (1/1) ... [2022-11-20 17:08:32,342 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:08:32,346 INFO L158 Benchmark]: Toolchain (without parser) took 916.47ms. Allocated memory is still 174.1MB. Free memory was 144.1MB in the beginning and 124.9MB in the end (delta: 19.2MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2022-11-20 17:08:32,347 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 130.0MB. Free memory was 100.9MB in the beginning and 100.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:08:32,347 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.92ms. Allocated memory is still 174.1MB. Free memory was 143.9MB in the beginning and 143.9MB in the end (delta: 58.6kB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-11-20 17:08:32,348 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.29ms. Allocated memory is still 174.1MB. Free memory was 143.9MB in the beginning and 142.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:08:32,349 INFO L158 Benchmark]: Boogie Preprocessor took 33.80ms. Allocated memory is still 174.1MB. Free memory was 142.5MB in the beginning and 140.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:08:32,349 INFO L158 Benchmark]: RCFGBuilder took 494.36ms. Allocated memory is still 174.1MB. Free memory was 140.7MB in the beginning and 125.8MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:08:32,350 INFO L158 Benchmark]: CodeCheck took 30.23ms. Allocated memory is still 174.1MB. Free memory was 125.8MB in the beginning and 124.9MB in the end (delta: 849.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:08:32,353 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 0.24ms. Allocated memory is still 130.0MB. Free memory was 100.9MB in the beginning and 100.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.92ms. Allocated memory is still 174.1MB. Free memory was 143.9MB in the beginning and 143.9MB in the end (delta: 58.6kB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.29ms. Allocated memory is still 174.1MB. Free memory was 143.9MB in the beginning and 142.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.80ms. Allocated memory is still 174.1MB. Free memory was 142.5MB in the beginning and 140.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 494.36ms. Allocated memory is still 174.1MB. Free memory was 140.7MB in the beginning and 125.8MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 30.23ms. Allocated memory is still 174.1MB. Free memory was 125.8MB in the beginning and 124.9MB in the end (delta: 849.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:08:32,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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-6b4ec56 [2022-11-20 17:08:34,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:08:35,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:08:35,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:08:35,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:08:35,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:08:35,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:08:35,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:08:35,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:08:35,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:08:35,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:08:35,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:08:35,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:08:35,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:08:35,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:08:35,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:08:35,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:08:35,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:08:35,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:08:35,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:08:35,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:08:35,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:08:35,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:08:35,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:08:35,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:08:35,102 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:08:35,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:08:35,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:08:35,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:08:35,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:08:35,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:08:35,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:08:35,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:08:35,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:08:35,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:08:35,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:08:35,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:08:35,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:08:35,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:08:35,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:08:35,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:08:35,127 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:08:35,170 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:08:35,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:08:35,172 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:08:35,172 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:08:35,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:08:35,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:08:35,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:08:35,174 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:08:35,174 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:08:35,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:08:35,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:08:35,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:08:35,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:08:35,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:08:35,177 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:08:35,177 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:08:35,177 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:08:35,177 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:08:35,178 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:08:35,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:08:35,178 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:08:35,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:08:35,179 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:08:35,179 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:08:35,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:08:35,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:08:35,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:08:35,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:08:35,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:08:35,181 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:08:35,181 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:08:35,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:08:35,181 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:08:35,182 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:08:35,182 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_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3514ef3a93910f9ac9453b24d3813c22e07d2a41de38e0bc0d58abd31257770 [2022-11-20 17:08:35,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:08:35,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:08:35,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:08:35,618 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:08:35,619 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:08:35,621 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/bench-exp2x4.wvr.c [2022-11-20 17:08:38,650 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:08:38,885 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:08:38,886 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/sv-benchmarks/c/weaver/bench-exp2x4.wvr.c [2022-11-20 17:08:38,893 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/data/9c16745ff/e21545c3306c4870aea582d89d122398/FLAG89356fa0e [2022-11-20 17:08:38,905 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/data/9c16745ff/e21545c3306c4870aea582d89d122398 [2022-11-20 17:08:38,908 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:08:38,909 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:08:38,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:08:38,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:08:38,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:08:38,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:08:38" (1/1) ... [2022-11-20 17:08:38,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76c3297 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:38, skipping insertion in model container [2022-11-20 17:08:38,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:08:38" (1/1) ... [2022-11-20 17:08:38,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:08:38,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:08:39,131 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_87157caf-d391-4da4-9ce2-b40ddd14c108/sv-benchmarks/c/weaver/bench-exp2x4.wvr.c[2309,2322] [2022-11-20 17:08:39,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:08:39,151 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:08:39,196 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_87157caf-d391-4da4-9ce2-b40ddd14c108/sv-benchmarks/c/weaver/bench-exp2x4.wvr.c[2309,2322] [2022-11-20 17:08:39,204 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:08:39,225 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:08:39,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39 WrapperNode [2022-11-20 17:08:39,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:08:39,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:08:39,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:08:39,228 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:08:39,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,294 INFO L138 Inliner]: procedures = 22, calls = 32, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 85 [2022-11-20 17:08:39,294 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:08:39,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:08:39,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:08:39,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:08:39,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,331 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,337 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,340 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:08:39,341 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:08:39,341 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:08:39,342 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:08:39,342 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:08:39,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:08:39,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:08:39,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:08:39,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:08:39,440 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:08:39,441 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:08:39,441 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:08:39,441 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:08:39,441 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:08:39,443 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:08:39,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:08:39,444 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-20 17:08:39,444 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-20 17:08:39,444 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:08:39,444 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:08:39,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:08:39,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:08:39,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:08:39,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:08:39,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:08:39,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:08:39,447 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:08:39,585 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:08:39,587 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:08:39,924 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:08:39,935 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:08:39,937 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 17:08:39,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:08:39 BoogieIcfgContainer [2022-11-20 17:08:39,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:08:39,950 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:08:39,950 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:08:39,960 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:08:39,960 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,961 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:08:39,968 INFO L158 Benchmark]: Toolchain (without parser) took 1057.62ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 27.5MB in the beginning and 45.8MB in the end (delta: -18.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:08:39,969 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:08:39,970 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.95ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 27.3MB in the beginning and 46.6MB in the end (delta: -19.2MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2022-11-20 17:08:39,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.76ms. Allocated memory is still 73.4MB. Free memory was 46.6MB in the beginning and 44.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:08:39,972 INFO L158 Benchmark]: Boogie Preprocessor took 44.98ms. Allocated memory is still 73.4MB. Free memory was 44.8MB in the beginning and 43.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:08:39,972 INFO L158 Benchmark]: RCFGBuilder took 607.93ms. Allocated memory is still 73.4MB. Free memory was 43.2MB in the beginning and 47.1MB in the end (delta: -3.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2022-11-20 17:08:39,973 INFO L158 Benchmark]: CodeCheck took 15.91ms. Allocated memory is still 73.4MB. Free memory was 46.8MB in the beginning and 45.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:08:39,981 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 0.32ms. Allocated memory is still 58.7MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.95ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 27.3MB in the beginning and 46.6MB in the end (delta: -19.2MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.76ms. Allocated memory is still 73.4MB. Free memory was 46.6MB in the beginning and 44.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.98ms. Allocated memory is still 73.4MB. Free memory was 44.8MB in the beginning and 43.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 607.93ms. Allocated memory is still 73.4MB. Free memory was 43.2MB in the beginning and 47.1MB in the end (delta: -3.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * CodeCheck took 15.91ms. Allocated memory is still 73.4MB. Free memory was 46.8MB in the beginning and 45.8MB 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. [2022-11-20 17:08:40,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87157caf-d391-4da4-9ce2-b40ddd14c108/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported