./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI --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 43c4691e367ff0d8a9949fa90f15eddbc091ab75ed1546de74dafe83c2376639 ................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI --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 43c4691e367ff0d8a9949fa90f15eddbc091ab75ed1546de74dafe83c2376639 ....................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:58:34,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:58:34,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:58:34,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:58:34,158 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:58:34,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:58:34,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:58:34,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:58:34,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:58:34,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:58:34,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:58:34,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:58:34,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:58:34,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:58:34,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:58:34,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:58:34,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:58:34,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:58:34,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:58:34,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:58:34,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:58:34,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:58:34,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:58:34,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:58:34,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:58:34,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:58:34,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:58:34,203 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:58:34,204 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:58:34,205 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:58:34,206 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:58:34,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:58:34,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:58:34,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:58:34,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:58:34,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:58:34,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:58:34,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:58:34,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:58:34,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:58:34,215 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:58:34,217 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:58:34,247 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:58:34,250 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:58:34,251 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:58:34,252 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:58:34,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:58:34,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:58:34,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:58:34,254 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:58:34,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:58:34,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:58:34,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:58:34,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:58:34,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:58:34,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:58:34,257 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:58:34,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:58:34,258 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:58:34,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:58:34,258 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:58:34,258 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:58:34,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:58:34,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:58:34,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:58:34,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:58:34,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:58:34,260 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:58:34,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:58:34,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:58:34,261 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43c4691e367ff0d8a9949fa90f15eddbc091ab75ed1546de74dafe83c2376639 [2021-10-29 03:58:34,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:58:34,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:58:34,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:58:34,543 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:58:34,546 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:58:34,547 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i [2021-10-29 03:58:34,629 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/data/bf6869d74/0d55ea50769b4cfdb6386be316fd5a24/FLAG9e6f35a46 [2021-10-29 03:58:35,252 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:58:35,253 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i [2021-10-29 03:58:35,274 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/data/bf6869d74/0d55ea50769b4cfdb6386be316fd5a24/FLAG9e6f35a46 [2021-10-29 03:58:35,491 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/data/bf6869d74/0d55ea50769b4cfdb6386be316fd5a24 [2021-10-29 03:58:35,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:58:35,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:58:35,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:58:35,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:58:35,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:58:35,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:58:35" (1/1) ... [2021-10-29 03:58:35,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bed5880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:35, skipping insertion in model container [2021-10-29 03:58:35,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:58:35" (1/1) ... [2021-10-29 03:58:35,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:58:35,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:58:35,779 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-29 03:58:36,081 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[47275,47288] [2021-10-29 03:58:36,087 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[47463,47476] [2021-10-29 03:58:36,098 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[48230,48243] [2021-10-29 03:58:36,100 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[48344,48357] [2021-10-29 03:58:36,105 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[48781,48794] [2021-10-29 03:58:36,106 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[48837,48850] [2021-10-29 03:58:36,114 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[49349,49362] [2021-10-29 03:58:36,115 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[49408,49421] [2021-10-29 03:58:36,116 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[49487,49500] [2021-10-29 03:58:36,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:58:36,126 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:58:36,138 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-29 03:58:36,169 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[47275,47288] [2021-10-29 03:58:36,171 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[47463,47476] [2021-10-29 03:58:36,177 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[48230,48243] [2021-10-29 03:58:36,178 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[48344,48357] [2021-10-29 03:58:36,181 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[48781,48794] [2021-10-29 03:58:36,192 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[48837,48850] [2021-10-29 03:58:36,201 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[49349,49362] [2021-10-29 03:58:36,204 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[49408,49421] [2021-10-29 03:58:36,206 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[49487,49500] [2021-10-29 03:58:36,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:58:36,303 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:58:36,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:36 WrapperNode [2021-10-29 03:58:36,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:58:36,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:58:36,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:58:36,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:58:36,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:36" (1/1) ... [2021-10-29 03:58:36,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:36" (1/1) ... [2021-10-29 03:58:36,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:58:36,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:58:36,427 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:58:36,427 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:58:36,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:36" (1/1) ... [2021-10-29 03:58:36,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:36" (1/1) ... [2021-10-29 03:58:36,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:36" (1/1) ... [2021-10-29 03:58:36,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:36" (1/1) ... [2021-10-29 03:58:36,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:36" (1/1) ... [2021-10-29 03:58:36,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:36" (1/1) ... [2021-10-29 03:58:36,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:36" (1/1) ... [2021-10-29 03:58:36,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:58:36,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:58:36,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:58:36,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:58:36,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:36" (1/1) ... [2021-10-29 03:58:36,498 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:58:36,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:58:36,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:58:36,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:58:36,563 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_node_init [2021-10-29 03:58:36,563 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_node_init [2021-10-29 03:58:36,563 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2021-10-29 03:58:36,563 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2021-10-29 03:58:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:58:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 03:58:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_empty [2021-10-29 03:58:36,564 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_empty [2021-10-29 03:58:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:58:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 03:58:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 03:58:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:58:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 03:58:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_drop_head [2021-10-29 03:58:36,565 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_drop_head [2021-10-29 03:58:36,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:58:36,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:58:36,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:58:36,566 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 03:58:37,334 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:58:37,334 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-10-29 03:58:37,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:58:37 BoogieIcfgContainer [2021-10-29 03:58:37,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:58:37,338 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:58:37,338 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:58:37,349 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:58:37,349 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:58:37" (1/1) ... [2021-10-29 03:58:37,350 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:363) 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) [2021-10-29 03:58:37,355 INFO L168 Benchmark]: Toolchain (without parser) took 1858.62 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 53.0 MB in the beginning and 51.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:37,355 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory is still 40.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:58:37,356 INFO L168 Benchmark]: CACSL2BoogieTranslator took 808.92 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 52.9 MB in the beginning and 81.9 MB in the end (delta: -29.1 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:37,357 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.35 ms. Allocated memory is still 107.0 MB. Free memory was 81.9 MB in the beginning and 80.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 4.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:37,358 INFO L168 Benchmark]: Boogie Preprocessor took 50.14 ms. Allocated memory is still 107.0 MB. Free memory was 80.2 MB in the beginning and 77.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:37,358 INFO L168 Benchmark]: RCFGBuilder took 860.06 ms. Allocated memory is still 107.0 MB. Free memory was 77.3 MB in the beginning and 52.9 MB in the end (delta: 24.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:37,359 INFO L168 Benchmark]: CodeCheck took 14.81 ms. Allocated memory is still 107.0 MB. Free memory was 52.7 MB in the beginning and 51.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:37,363 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory is still 40.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 808.92 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 52.9 MB in the beginning and 81.9 MB in the end (delta: -29.1 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 119.35 ms. Allocated memory is still 107.0 MB. Free memory was 81.9 MB in the beginning and 80.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 4.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.14 ms. Allocated memory is still 107.0 MB. Free memory was 80.2 MB in the beginning and 77.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 860.06 ms. Allocated memory is still 107.0 MB. Free memory was 77.3 MB in the beginning and 52.9 MB in the end (delta: 24.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * CodeCheck took 14.81 ms. Allocated memory is still 107.0 MB. Free memory was 52.7 MB in the beginning and 51.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 03:58:37,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:58:39,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:58:39,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:58:40,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:58:40,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:58:40,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:58:40,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:58:40,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:58:40,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:58:40,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:58:40,068 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:58:40,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:58:40,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:58:40,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:58:40,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:58:40,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:58:40,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:58:40,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:58:40,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:58:40,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:58:40,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:58:40,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:58:40,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:58:40,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:58:40,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:58:40,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:58:40,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:58:40,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:58:40,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:58:40,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:58:40,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:58:40,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:58:40,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:58:40,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:58:40,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:58:40,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:58:40,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:58:40,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:58:40,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:58:40,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:58:40,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:58:40,127 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 03:58:40,168 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:58:40,168 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:58:40,170 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:58:40,170 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:58:40,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:58:40,172 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:58:40,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:58:40,173 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:58:40,173 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:58:40,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:58:40,175 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:58:40,175 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:58:40,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:58:40,175 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 03:58:40,176 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 03:58:40,176 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 03:58:40,176 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:58:40,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:58:40,176 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:58:40,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:58:40,177 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:58:40,177 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:58:40,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:58:40,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:58:40,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:58:40,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:58:40,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:58:40,179 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 03:58:40,179 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 03:58:40,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:58:40,179 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 03:58:40,179 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 03:58:40,180 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43c4691e367ff0d8a9949fa90f15eddbc091ab75ed1546de74dafe83c2376639 [2021-10-29 03:58:40,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:58:40,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:58:40,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:58:40,655 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:58:40,655 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:58:40,657 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i [2021-10-29 03:58:40,730 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/data/10ef421a1/6c02fda892084db880bb99b6e3ee77bb/FLAG5ba7cd749 [2021-10-29 03:58:41,457 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:58:41,457 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i [2021-10-29 03:58:41,480 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/data/10ef421a1/6c02fda892084db880bb99b6e3ee77bb/FLAG5ba7cd749 [2021-10-29 03:58:41,708 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/data/10ef421a1/6c02fda892084db880bb99b6e3ee77bb [2021-10-29 03:58:41,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:58:41,712 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:58:41,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:58:41,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:58:41,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:58:41,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:58:41" (1/1) ... [2021-10-29 03:58:41,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eb461d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:41, skipping insertion in model container [2021-10-29 03:58:41,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:58:41" (1/1) ... [2021-10-29 03:58:41,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:58:41,782 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:58:41,916 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-29 03:58:42,471 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[47275,47288] [2021-10-29 03:58:42,480 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[47463,47476] [2021-10-29 03:58:42,509 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[48230,48243] [2021-10-29 03:58:42,512 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[48344,48357] [2021-10-29 03:58:42,525 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[48781,48794] [2021-10-29 03:58:42,527 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[48837,48850] [2021-10-29 03:58:42,545 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[49349,49362] [2021-10-29 03:58:42,546 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[49408,49421] [2021-10-29 03:58:42,548 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[49487,49500] [2021-10-29 03:58:42,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:58:42,566 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:58:42,586 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-29 03:58:42,630 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[47275,47288] [2021-10-29 03:58:42,637 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[47463,47476] [2021-10-29 03:58:42,644 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[48230,48243] [2021-10-29 03:58:42,646 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[48344,48357] [2021-10-29 03:58:42,658 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[48781,48794] [2021-10-29 03:58:42,659 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[48837,48850] [2021-10-29 03:58:42,667 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[49349,49362] [2021-10-29 03:58:42,669 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[49408,49421] [2021-10-29 03:58:42,674 WARN L228 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_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/sv-benchmarks/c/pthread-divine/divinefifo_1w1r.i[49487,49500] [2021-10-29 03:58:42,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:58:42,783 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:58:42,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:42 WrapperNode [2021-10-29 03:58:42,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:58:42,785 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:58:42,785 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:58:42,785 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:58:42,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:42" (1/1) ... [2021-10-29 03:58:42,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:42" (1/1) ... [2021-10-29 03:58:42,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:58:42,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:58:42,905 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:58:42,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:58:42,914 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:42" (1/1) ... [2021-10-29 03:58:42,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:42" (1/1) ... [2021-10-29 03:58:42,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:42" (1/1) ... [2021-10-29 03:58:42,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:42" (1/1) ... [2021-10-29 03:58:42,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:42" (1/1) ... [2021-10-29 03:58:42,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:42" (1/1) ... [2021-10-29 03:58:42,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:42" (1/1) ... [2021-10-29 03:58:42,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:58:42,976 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:58:42,977 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:58:42,977 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:58:42,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:42" (1/1) ... [2021-10-29 03:58:42,985 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:58:42,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:58:43,024 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:58:43,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:58:43,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 03:58:43,071 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_node_init [2021-10-29 03:58:43,071 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_node_init [2021-10-29 03:58:43,072 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2021-10-29 03:58:43,072 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2021-10-29 03:58:43,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:58:43,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 03:58:43,072 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_empty [2021-10-29 03:58:43,072 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_empty [2021-10-29 03:58:43,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 03:58:43,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:58:43,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 03:58:43,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:58:43,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 03:58:43,078 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_drop_head [2021-10-29 03:58:43,078 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_drop_head [2021-10-29 03:58:43,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:58:43,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:58:43,080 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 03:58:44,103 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:58:44,103 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-10-29 03:58:44,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:58:44 BoogieIcfgContainer [2021-10-29 03:58:44,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:58:44,107 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:58:44,107 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:58:44,118 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:58:44,118 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:58:44" (1/1) ... [2021-10-29 03:58:44,119 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:363) 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) [2021-10-29 03:58:44,123 INFO L168 Benchmark]: Toolchain (without parser) took 2410.08 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 36.6 MB in the beginning and 48.7 MB in the end (delta: -12.2 MB). Peak memory consumption was 65.3 kB. Max. memory is 16.1 GB. [2021-10-29 03:58:44,124 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 60.8 MB. Free memory is still 41.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:58:44,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1069.93 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 36.4 MB in the beginning and 47.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:44,126 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.89 ms. Allocated memory is still 73.4 MB. Free memory was 47.5 MB in the beginning and 44.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:44,127 INFO L168 Benchmark]: Boogie Preprocessor took 71.16 ms. Allocated memory is still 73.4 MB. Free memory was 44.2 MB in the beginning and 41.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:44,128 INFO L168 Benchmark]: RCFGBuilder took 1129.89 ms. Allocated memory is still 73.4 MB. Free memory was 41.1 MB in the beginning and 49.8 MB in the end (delta: -8.7 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:44,129 INFO L168 Benchmark]: CodeCheck took 14.45 ms. Allocated memory is still 73.4 MB. Free memory was 49.8 MB in the beginning and 48.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:58:44,133 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 60.8 MB. Free memory is still 41.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1069.93 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 36.4 MB in the beginning and 47.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 118.89 ms. Allocated memory is still 73.4 MB. Free memory was 47.5 MB in the beginning and 44.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 71.16 ms. Allocated memory is still 73.4 MB. Free memory was 44.2 MB in the beginning and 41.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1129.89 ms. Allocated memory is still 73.4 MB. Free memory was 41.1 MB in the beginning and 49.8 MB in the end (delta: -8.7 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. * CodeCheck took 14.45 ms. Allocated memory is still 73.4 MB. Free memory was 49.8 MB in the beginning and 48.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 03:58:44,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a74c69b-4007-4c72-9e5c-902c8b43cbd9/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request...