./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/spaghetti.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/spaghetti.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e50ae1d6af13c623583d6a2f949e9597ecd4d402771d52399b9fc659c58a3d1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:25:21,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:25:21,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:25:21,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:25:21,068 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:25:21,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:25:21,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:25:21,080 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:25:21,082 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:25:21,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:25:21,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:25:21,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:25:21,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:25:21,094 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:25:21,096 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:25:21,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:25:21,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:25:21,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:25:21,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:25:21,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:25:21,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:25:21,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:25:21,114 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:25:21,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:25:21,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:25:21,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:25:21,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:25:21,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:25:21,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:25:21,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:25:21,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:25:21,132 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:25:21,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:25:21,136 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:25:21,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:25:21,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:25:21,138 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:25:21,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:25:21,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:25:21,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:25:21,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:25:21,142 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:25:21,173 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:25:21,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:25:21,174 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:25:21,174 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:25:21,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:25:21,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:25:21,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:25:21,175 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:25:21,175 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:25:21,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:25:21,176 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:25:21,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:25:21,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:25:21,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:25:21,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:25:21,176 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:25:21,177 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:25:21,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:25:21,177 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:25:21,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:25:21,177 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:25:21,177 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:25:21,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:25:21,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:25:21,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:25:21,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:25:21,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:25:21,179 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:25:21,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:25:21,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:25:21,179 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_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e50ae1d6af13c623583d6a2f949e9597ecd4d402771d52399b9fc659c58a3d1 [2022-11-21 23:25:21,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:25:21,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:25:21,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:25:21,454 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:25:21,455 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:25:21,456 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/spaghetti.wvr.c [2022-11-21 23:25:24,469 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:25:24,803 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:25:24,803 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/sv-benchmarks/c/weaver/spaghetti.wvr.c [2022-11-21 23:25:24,811 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/data/f78ba5c7b/d65ed18bc81e46ae9662a658ec9e9501/FLAGb2161fe7b [2022-11-21 23:25:24,828 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/data/f78ba5c7b/d65ed18bc81e46ae9662a658ec9e9501 [2022-11-21 23:25:24,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:25:24,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:25:24,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:25:24,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:25:24,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:25:24,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:25:24" (1/1) ... [2022-11-21 23:25:24,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5de92585 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:24, skipping insertion in model container [2022-11-21 23:25:24,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:25:24" (1/1) ... [2022-11-21 23:25:24,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:25:24,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:25:25,120 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_fb21956d-d98e-441d-b4af-73e37c04fbb8/sv-benchmarks/c/weaver/spaghetti.wvr.c[3221,3234] [2022-11-21 23:25:25,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:25:25,139 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:25:25,179 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_fb21956d-d98e-441d-b4af-73e37c04fbb8/sv-benchmarks/c/weaver/spaghetti.wvr.c[3221,3234] [2022-11-21 23:25:25,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:25:25,197 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:25:25,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:25 WrapperNode [2022-11-21 23:25:25,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:25:25,200 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:25:25,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:25:25,202 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:25:25,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:25" (1/1) ... [2022-11-21 23:25:25,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:25" (1/1) ... [2022-11-21 23:25:25,259 INFO L138 Inliner]: procedures = 23, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2022-11-21 23:25:25,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:25:25,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:25:25,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:25:25,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:25:25,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:25" (1/1) ... [2022-11-21 23:25:25,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:25" (1/1) ... [2022-11-21 23:25:25,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:25" (1/1) ... [2022-11-21 23:25:25,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:25" (1/1) ... [2022-11-21 23:25:25,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:25" (1/1) ... [2022-11-21 23:25:25,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:25" (1/1) ... [2022-11-21 23:25:25,302 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:25" (1/1) ... [2022-11-21 23:25:25,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:25" (1/1) ... [2022-11-21 23:25:25,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:25:25,306 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:25:25,306 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:25:25,306 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:25:25,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:25" (1/1) ... [2022-11-21 23:25:25,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:25:25,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:25:25,348 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:25:25,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:25:25,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:25:25,400 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:25:25,400 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:25:25,400 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:25:25,400 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:25:25,400 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 23:25:25,401 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 23:25:25,401 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-21 23:25:25,401 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-21 23:25:25,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:25:25,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:25:25,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:25:25,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:25:25,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:25:25,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:25:25,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:25:25,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:25:25,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:25:25,405 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 23:25:25,563 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:25:25,565 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:25:25,861 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:25:25,877 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:25:25,877 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 23:25:25,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:25:25 BoogieIcfgContainer [2022-11-21 23:25:25,885 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:25:25,887 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:25:25,887 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:25:25,897 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:25:25,898 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:25:25" (1/1) ... [2022-11-21 23:25:25,899 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 23:25:25,903 INFO L158 Benchmark]: Toolchain (without parser) took 1068.66ms. Allocated memory is still 157.3MB. Free memory was 128.0MB in the beginning and 97.2MB in the end (delta: 30.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-21 23:25:25,904 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 113.2MB. Free memory is still 68.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:25:25,905 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.99ms. Allocated memory is still 157.3MB. Free memory was 127.7MB in the beginning and 116.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:25:25,905 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.27ms. Allocated memory is still 157.3MB. Free memory was 116.8MB in the beginning and 114.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:25:25,906 INFO L158 Benchmark]: Boogie Preprocessor took 44.91ms. Allocated memory is still 157.3MB. Free memory was 114.8MB in the beginning and 113.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:25:25,907 INFO L158 Benchmark]: RCFGBuilder took 579.36ms. Allocated memory is still 157.3MB. Free memory was 113.3MB in the beginning and 98.2MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 23:25:25,908 INFO L158 Benchmark]: CodeCheck took 14.44ms. Allocated memory is still 157.3MB. Free memory was 98.2MB in the beginning and 97.2MB in the end (delta: 943.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:25:25,916 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 0.27ms. Allocated memory is still 113.2MB. Free memory is still 68.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 362.99ms. Allocated memory is still 157.3MB. Free memory was 127.7MB in the beginning and 116.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.27ms. Allocated memory is still 157.3MB. Free memory was 116.8MB in the beginning and 114.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.91ms. Allocated memory is still 157.3MB. Free memory was 114.8MB in the beginning and 113.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 579.36ms. Allocated memory is still 157.3MB. Free memory was 113.3MB in the beginning and 98.2MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 14.44ms. Allocated memory is still 157.3MB. Free memory was 98.2MB in the beginning and 97.2MB in the end (delta: 943.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:25:25,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/spaghetti.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e50ae1d6af13c623583d6a2f949e9597ecd4d402771d52399b9fc659c58a3d1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:25:28,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:25:28,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:25:28,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:25:28,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:25:28,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:25:28,590 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:25:28,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:25:28,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:25:28,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:25:28,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:25:28,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:25:28,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:25:28,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:25:28,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:25:28,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:25:28,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:25:28,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:25:28,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:25:28,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:25:28,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:25:28,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:25:28,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:25:28,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:25:28,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:25:28,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:25:28,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:25:28,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:25:28,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:25:28,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:25:28,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:25:28,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:25:28,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:25:28,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:25:28,672 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:25:28,673 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:25:28,674 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:25:28,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:25:28,674 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:25:28,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:25:28,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:25:28,678 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 23:25:28,715 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:25:28,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:25:28,718 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:25:28,718 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:25:28,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:25:28,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:25:28,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:25:28,720 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:25:28,720 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:25:28,720 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:25:28,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:25:28,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:25:28,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:25:28,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:25:28,723 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:25:28,723 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:25:28,724 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:25:28,724 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:25:28,724 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:25:28,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:25:28,725 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:25:28,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:25:28,725 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:25:28,726 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:25:28,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:25:28,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:25:28,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:25:28,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:25:28,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:25:28,728 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:25:28,728 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:25:28,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:25:28,729 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:25:28,729 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:25:28,730 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_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e50ae1d6af13c623583d6a2f949e9597ecd4d402771d52399b9fc659c58a3d1 [2022-11-21 23:25:29,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:25:29,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:25:29,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:25:29,152 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:25:29,152 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:25:29,154 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/spaghetti.wvr.c [2022-11-21 23:25:32,227 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:25:32,463 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:25:32,464 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/sv-benchmarks/c/weaver/spaghetti.wvr.c [2022-11-21 23:25:32,471 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/data/9bdd3cf61/d6482102373c423eae82f7406fa1a044/FLAG82334f353 [2022-11-21 23:25:32,490 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/data/9bdd3cf61/d6482102373c423eae82f7406fa1a044 [2022-11-21 23:25:32,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:25:32,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:25:32,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:25:32,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:25:32,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:25:32,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:25:32" (1/1) ... [2022-11-21 23:25:32,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fcbf319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:32, skipping insertion in model container [2022-11-21 23:25:32,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:25:32" (1/1) ... [2022-11-21 23:25:32,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:25:32,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:25:32,773 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_fb21956d-d98e-441d-b4af-73e37c04fbb8/sv-benchmarks/c/weaver/spaghetti.wvr.c[3221,3234] [2022-11-21 23:25:32,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:25:32,795 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:25:32,846 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_fb21956d-d98e-441d-b4af-73e37c04fbb8/sv-benchmarks/c/weaver/spaghetti.wvr.c[3221,3234] [2022-11-21 23:25:32,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:25:32,873 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:25:32,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:32 WrapperNode [2022-11-21 23:25:32,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:25:32,877 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:25:32,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:25:32,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:25:32,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:32" (1/1) ... [2022-11-21 23:25:32,909 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:32" (1/1) ... [2022-11-21 23:25:32,941 INFO L138 Inliner]: procedures = 25, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2022-11-21 23:25:32,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:25:32,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:25:32,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:25:32,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:25:32,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:32" (1/1) ... [2022-11-21 23:25:32,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:32" (1/1) ... [2022-11-21 23:25:32,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:32" (1/1) ... [2022-11-21 23:25:32,974 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:32" (1/1) ... [2022-11-21 23:25:32,981 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:32" (1/1) ... [2022-11-21 23:25:32,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:32" (1/1) ... [2022-11-21 23:25:32,998 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:32" (1/1) ... [2022-11-21 23:25:33,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:32" (1/1) ... [2022-11-21 23:25:33,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:25:33,008 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:25:33,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:25:33,009 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:25:33,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:32" (1/1) ... [2022-11-21 23:25:33,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:25:33,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:25:33,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:25:33,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:25:33,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:25:33,109 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:25:33,109 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:25:33,109 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:25:33,109 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:25:33,109 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 23:25:33,109 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 23:25:33,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 23:25:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-21 23:25:33,110 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-21 23:25:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:25:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:25:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:25:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 23:25:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:25:33,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:25:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:25:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 23:25:33,113 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 23:25:33,264 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:25:33,267 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:25:33,557 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:25:33,572 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:25:33,572 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 23:25:33,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:25:33 BoogieIcfgContainer [2022-11-21 23:25:33,575 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:25:33,575 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:25:33,576 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:25:33,585 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:25:33,586 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:25:33" (1/1) ... [2022-11-21 23:25:33,587 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 23:25:33,590 INFO L158 Benchmark]: Toolchain (without parser) took 1095.12ms. Allocated memory is still 71.3MB. Free memory was 48.9MB in the beginning and 36.9MB in the end (delta: 12.0MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-11-21 23:25:33,591 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 54.5MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:25:33,591 INFO L158 Benchmark]: CACSL2BoogieTranslator took 379.05ms. Allocated memory is still 71.3MB. Free memory was 48.7MB in the beginning and 37.1MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:25:33,592 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.30ms. Allocated memory is still 71.3MB. Free memory was 37.1MB in the beginning and 35.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:25:33,592 INFO L158 Benchmark]: Boogie Preprocessor took 64.46ms. Allocated memory is still 71.3MB. Free memory was 35.3MB in the beginning and 33.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:25:33,593 INFO L158 Benchmark]: RCFGBuilder took 566.33ms. Allocated memory is still 71.3MB. Free memory was 33.8MB in the beginning and 37.7MB in the end (delta: -3.9MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2022-11-21 23:25:33,599 INFO L158 Benchmark]: CodeCheck took 13.43ms. Allocated memory is still 71.3MB. Free memory was 37.7MB in the beginning and 36.9MB in the end (delta: 840.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:25:33,602 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 0.36ms. Allocated memory is still 54.5MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 379.05ms. Allocated memory is still 71.3MB. Free memory was 48.7MB in the beginning and 37.1MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.30ms. Allocated memory is still 71.3MB. Free memory was 37.1MB in the beginning and 35.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 64.46ms. Allocated memory is still 71.3MB. Free memory was 35.3MB in the beginning and 33.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 566.33ms. Allocated memory is still 71.3MB. Free memory was 33.8MB in the beginning and 37.7MB in the end (delta: -3.9MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. * CodeCheck took 13.43ms. Allocated memory is still 71.3MB. Free memory was 37.7MB in the beginning and 36.9MB in the end (delta: 840.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:25:33,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb21956d-d98e-441d-b4af-73e37c04fbb8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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