./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0e7e1d85f63f5db62c0766d87dec12398108cf8053838b2df867ce8148d55e54 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:56:46,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:56:46,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:56:46,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:56:46,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:56:46,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:56:46,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:56:46,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:56:46,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:56:46,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:56:46,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:56:46,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:56:46,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:56:46,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:56:46,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:56:46,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:56:46,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:56:46,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:56:46,221 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:56:46,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:56:46,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:56:46,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:56:46,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:56:46,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:56:46,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:56:46,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:56:46,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:56:46,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:56:46,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:56:46,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:56:46,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:56:46,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:56:46,267 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:56:46,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:56:46,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:56:46,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:56:46,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:56:46,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:56:46,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:56:46,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:56:46,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:56:46,278 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:56:46,309 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:56:46,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:56:46,310 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:56:46,311 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:56:46,312 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:56:46,312 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:56:46,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:56:46,313 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:56:46,313 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:56:46,314 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:56:46,314 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:56:46,314 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:56:46,315 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:56:46,315 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:56:46,315 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:56:46,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:56:46,316 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:56:46,316 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:56:46,317 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:56:46,317 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:56:46,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:56:46,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:46,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:56:46,318 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:56:46,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:56:46,319 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:56:46,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:56:46,320 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:56:46,320 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_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e7e1d85f63f5db62c0766d87dec12398108cf8053838b2df867ce8148d55e54 [2021-11-23 00:56:46,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:56:46,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:56:46,694 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:56:46,696 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:56:46,697 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:56:46,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c [2021-11-23 00:56:46,794 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/data/2341af330/50c095202749471cbf16df0b80f555d9/FLAG19fa91936 [2021-11-23 00:56:47,329 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:56:47,330 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c [2021-11-23 00:56:47,340 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/data/2341af330/50c095202749471cbf16df0b80f555d9/FLAG19fa91936 [2021-11-23 00:56:47,661 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/data/2341af330/50c095202749471cbf16df0b80f555d9 [2021-11-23 00:56:47,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:56:47,666 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:56:47,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:56:47,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:56:47,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:56:47,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:56:47" (1/1) ... [2021-11-23 00:56:47,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c265911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:47, skipping insertion in model container [2021-11-23 00:56:47,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:56:47" (1/1) ... [2021-11-23 00:56:47,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:56:47,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:56:47,952 WARN L230 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_116ef3bc-d3cf-4e94-9029-6fffc1388345/sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c[3057,3070] [2021-11-23 00:56:47,962 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:47,973 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:56:48,006 WARN L230 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_116ef3bc-d3cf-4e94-9029-6fffc1388345/sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c[3057,3070] [2021-11-23 00:56:48,011 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:48,031 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:56:48,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:48 WrapperNode [2021-11-23 00:56:48,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:56:48,033 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:48,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:56:48,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:56:48,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:48" (1/1) ... [2021-11-23 00:56:48,056 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:48" (1/1) ... [2021-11-23 00:56:48,087 INFO L137 Inliner]: procedures = 25, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2021-11-23 00:56:48,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:48,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:56:48,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:56:48,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:56:48,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:48" (1/1) ... [2021-11-23 00:56:48,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:48" (1/1) ... [2021-11-23 00:56:48,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:48" (1/1) ... [2021-11-23 00:56:48,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:48" (1/1) ... [2021-11-23 00:56:48,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:48" (1/1) ... [2021-11-23 00:56:48,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:48" (1/1) ... [2021-11-23 00:56:48,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:48" (1/1) ... [2021-11-23 00:56:48,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:56:48,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:56:48,130 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:56:48,130 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:56:48,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:48" (1/1) ... [2021-11-23 00:56:48,152 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:48,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:56:48,192 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:56:48,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:56:48,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:56:48,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:56:48,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:56:48,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:56:48,272 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 00:56:48,272 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 00:56:48,272 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 00:56:48,273 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 00:56:48,273 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 00:56:48,273 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 00:56:48,273 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:56:48,274 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:56:48,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:56:48,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:56:48,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:56:48,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:56:48,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:56:48,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:56:48,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:56:48,278 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 00:56:48,393 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:56:48,396 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:56:48,790 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:56:48,850 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:56:48,850 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 00:56:48,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:48 BoogieIcfgContainer [2021-11-23 00:56:48,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:56:48,854 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:56:48,854 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:56:48,863 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:56:48,863 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:48" (1/1) ... [2021-11-23 00:56:48,864 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) [2021-11-23 00:56:48,868 INFO L158 Benchmark]: Toolchain (without parser) took 1201.09ms. Allocated memory is still 90.2MB. Free memory was 55.0MB in the beginning and 42.6MB in the end (delta: 12.4MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2021-11-23 00:56:48,869 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 90.2MB. Free memory was 60.0MB in the beginning and 60.0MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:56:48,870 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.46ms. Allocated memory is still 90.2MB. Free memory was 55.0MB in the beginning and 64.5MB in the end (delta: -9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:56:48,871 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.50ms. Allocated memory is still 90.2MB. Free memory was 64.1MB in the beginning and 62.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:56:48,872 INFO L158 Benchmark]: Boogie Preprocessor took 40.03ms. Allocated memory is still 90.2MB. Free memory was 62.4MB in the beginning and 61.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:56:48,873 INFO L158 Benchmark]: RCFGBuilder took 723.33ms. Allocated memory is still 90.2MB. Free memory was 60.7MB in the beginning and 43.6MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 00:56:48,874 INFO L158 Benchmark]: CodeCheck took 12.67ms. Allocated memory is still 90.2MB. Free memory was 43.6MB in the beginning and 42.6MB in the end (delta: 923.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:56:48,878 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 90.2MB. Free memory was 60.0MB in the beginning and 60.0MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 364.46ms. Allocated memory is still 90.2MB. Free memory was 55.0MB in the beginning and 64.5MB in the end (delta: -9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.50ms. Allocated memory is still 90.2MB. Free memory was 64.1MB in the beginning and 62.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.03ms. Allocated memory is still 90.2MB. Free memory was 62.4MB in the beginning and 61.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 723.33ms. Allocated memory is still 90.2MB. Free memory was 60.7MB in the beginning and 43.6MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 12.67ms. Allocated memory is still 90.2MB. Free memory was 43.6MB in the beginning and 42.6MB in the end (delta: 923.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:56:48,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0e7e1d85f63f5db62c0766d87dec12398108cf8053838b2df867ce8148d55e54 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:56:51,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:56:51,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:56:51,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:56:51,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:56:51,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:56:51,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:56:51,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:56:51,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:56:51,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:56:51,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:56:51,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:56:51,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:56:51,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:56:51,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:56:51,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:56:51,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:56:51,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:56:51,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:56:51,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:56:51,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:56:51,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:56:51,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:56:51,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:56:51,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:56:51,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:56:51,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:56:51,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:56:51,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:56:51,831 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:56:51,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:56:51,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:56:51,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:56:51,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:56:51,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:56:51,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:56:51,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:56:51,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:56:51,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:56:51,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:56:51,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:56:51,848 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:56:51,898 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:56:51,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:56:51,900 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:56:51,900 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:56:51,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:56:51,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:56:51,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:56:51,904 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:56:51,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:56:51,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:56:51,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:56:51,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:56:51,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:56:51,906 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:56:51,906 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:56:51,907 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:56:51,907 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:56:51,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:56:51,907 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:56:51,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:56:51,908 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:56:51,908 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:56:51,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:56:51,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:51,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:56:51,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:56:51,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:56:51,910 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:56:51,910 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:56:51,910 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:56:51,910 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:56:51,911 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:56:51,911 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_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e7e1d85f63f5db62c0766d87dec12398108cf8053838b2df867ce8148d55e54 [2021-11-23 00:56:52,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:56:52,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:56:52,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:56:52,411 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:56:52,412 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:56:52,415 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c [2021-11-23 00:56:52,485 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/data/b3a00b9eb/a44990245a7d4eaf9b2ef1a1c9db282a/FLAG6768cd4f9 [2021-11-23 00:56:53,072 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:56:53,074 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c [2021-11-23 00:56:53,084 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/data/b3a00b9eb/a44990245a7d4eaf9b2ef1a1c9db282a/FLAG6768cd4f9 [2021-11-23 00:56:53,359 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/data/b3a00b9eb/a44990245a7d4eaf9b2ef1a1c9db282a [2021-11-23 00:56:53,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:56:53,363 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:56:53,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:56:53,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:56:53,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:56:53,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:56:53" (1/1) ... [2021-11-23 00:56:53,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cb7d840 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:53, skipping insertion in model container [2021-11-23 00:56:53,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:56:53" (1/1) ... [2021-11-23 00:56:53,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:56:53,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:56:53,656 WARN L230 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_116ef3bc-d3cf-4e94-9029-6fffc1388345/sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c[3057,3070] [2021-11-23 00:56:53,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:53,706 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 00:56:53,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:56:53,746 WARN L230 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_116ef3bc-d3cf-4e94-9029-6fffc1388345/sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c[3057,3070] [2021-11-23 00:56:53,750 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:53,755 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:56:53,785 WARN L230 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_116ef3bc-d3cf-4e94-9029-6fffc1388345/sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c[3057,3070] [2021-11-23 00:56:53,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:53,810 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:56:53,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:53 WrapperNode [2021-11-23 00:56:53,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:56:53,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:53,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:56:53,813 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:56:53,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:53" (1/1) ... [2021-11-23 00:56:53,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:53" (1/1) ... [2021-11-23 00:56:53,876 INFO L137 Inliner]: procedures = 27, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 103 [2021-11-23 00:56:53,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:53,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:56:53,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:56:53,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:56:53,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:53" (1/1) ... [2021-11-23 00:56:53,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:53" (1/1) ... [2021-11-23 00:56:53,894 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:53" (1/1) ... [2021-11-23 00:56:53,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:53" (1/1) ... [2021-11-23 00:56:53,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:53" (1/1) ... [2021-11-23 00:56:53,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:53" (1/1) ... [2021-11-23 00:56:53,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:53" (1/1) ... [2021-11-23 00:56:53,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:56:53,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:56:53,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:56:53,919 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:56:53,920 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:53" (1/1) ... [2021-11-23 00:56:53,927 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:53,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:56:53,960 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:56:53,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:56:54,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:56:54,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:56:54,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:56:54,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 00:56:54,014 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 00:56:54,016 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 00:56:54,017 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 00:56:54,017 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 00:56:54,017 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 00:56:54,018 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 00:56:54,018 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:56:54,018 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:56:54,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:56:54,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:56:54,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:56:54,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:56:54,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:56:54,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:56:54,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 00:56:54,021 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 00:56:54,221 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:56:54,223 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:56:54,770 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:56:54,868 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:56:54,868 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 00:56:54,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:54 BoogieIcfgContainer [2021-11-23 00:56:54,871 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:56:54,872 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:56:54,872 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:56:54,883 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:56:54,884 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:54" (1/1) ... [2021-11-23 00:56:54,884 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) [2021-11-23 00:56:54,888 INFO L158 Benchmark]: Toolchain (without parser) took 1523.76ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 44.7MB in the beginning and 52.3MB in the end (delta: -7.6MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2021-11-23 00:56:54,889 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory was 46.1MB in the beginning and 46.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:56:54,890 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.78ms. Allocated memory is still 65.0MB. Free memory was 44.6MB in the beginning and 43.7MB in the end (delta: 860.0kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:56:54,891 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.91ms. Allocated memory is still 65.0MB. Free memory was 43.5MB in the beginning and 41.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:56:54,891 INFO L158 Benchmark]: Boogie Preprocessor took 40.92ms. Allocated memory is still 65.0MB. Free memory was 41.8MB in the beginning and 40.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:56:54,897 INFO L158 Benchmark]: RCFGBuilder took 952.45ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 40.1MB in the beginning and 53.3MB in the end (delta: -13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 00:56:54,898 INFO L158 Benchmark]: CodeCheck took 14.28ms. Allocated memory is still 81.8MB. Free memory was 53.3MB in the beginning and 52.3MB in the end (delta: 971.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:56:54,908 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 0.23ms. Allocated memory is still 65.0MB. Free memory was 46.1MB in the beginning and 46.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 445.78ms. Allocated memory is still 65.0MB. Free memory was 44.6MB in the beginning and 43.7MB in the end (delta: 860.0kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.91ms. Allocated memory is still 65.0MB. Free memory was 43.5MB in the beginning and 41.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.92ms. Allocated memory is still 65.0MB. Free memory was 41.8MB in the beginning and 40.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 952.45ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 40.1MB in the beginning and 53.3MB in the end (delta: -13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 14.28ms. Allocated memory is still 81.8MB. Free memory was 53.3MB in the beginning and 52.3MB in the end (delta: 971.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:56:54,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116ef3bc-d3cf-4e94-9029-6fffc1388345/bin/ukojak-LBtLqBUTdQ/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