./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB --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 628ef5ad19754647fb807fc1cc13e384334d380a6e3691b7b5f1842f42e5f662 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:28:58,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:28:58,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:28:58,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:28:58,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:28:58,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:28:58,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:28:58,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:28:58,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:28:58,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:28:58,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:28:58,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:28:58,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:28:58,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:28:58,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:28:58,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:28:58,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:28:58,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:28:58,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:28:58,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:28:58,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:28:58,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:28:58,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:28:58,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:28:58,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:28:58,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:28:58,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:28:58,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:28:58,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:28:58,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:28:58,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:28:58,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:28:58,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:28:58,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:28:58,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:28:58,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:28:58,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:28:58,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:28:58,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:28:58,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:28:58,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:28:58,231 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:28:58,278 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:28:58,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:28:58,282 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:28:58,282 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:28:58,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:28:58,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:28:58,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:28:58,284 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:28:58,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:28:58,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:28:58,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:28:58,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:28:58,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:28:58,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:28:58,287 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:28:58,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:28:58,287 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:28:58,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:28:58,288 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:28:58,288 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:28:58,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:28:58,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:28:58,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:28:58,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:28:58,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:28:58,289 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:28:58,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:28:58,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:28:58,292 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_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 628ef5ad19754647fb807fc1cc13e384334d380a6e3691b7b5f1842f42e5f662 [2022-10-17 16:28:58,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:28:58,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:28:58,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:28:58,651 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:28:58,652 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:28:58,653 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2022-10-17 16:28:58,713 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/data/e70febbf3/bc542cb9200b412b9a636360969fc032/FLAG890e328e8 [2022-10-17 16:28:59,167 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:28:59,172 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2022-10-17 16:28:59,193 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/data/e70febbf3/bc542cb9200b412b9a636360969fc032/FLAG890e328e8 [2022-10-17 16:28:59,497 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/data/e70febbf3/bc542cb9200b412b9a636360969fc032 [2022-10-17 16:28:59,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:28:59,501 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:28:59,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:28:59,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:28:59,509 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:28:59,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:28:59" (1/1) ... [2022-10-17 16:28:59,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7671e6c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:59, skipping insertion in model container [2022-10-17 16:28:59,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:28:59" (1/1) ... [2022-10-17 16:28:59,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:28:59,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:28:59,910 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_9893ea9a-5e41-4872-a83b-4736eda7e780/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i[30559,30572] [2022-10-17 16:28:59,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:28:59,927 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:28:59,994 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_9893ea9a-5e41-4872-a83b-4736eda7e780/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i[30559,30572] [2022-10-17 16:29:00,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:00,093 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:29:00,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:00 WrapperNode [2022-10-17 16:29:00,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:00,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:00,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:29:00,095 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:29:00,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:00" (1/1) ... [2022-10-17 16:29:00,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:00" (1/1) ... [2022-10-17 16:29:00,175 INFO L138 Inliner]: procedures = 170, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 91 [2022-10-17 16:29:00,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:00,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:29:00,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:29:00,177 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:29:00,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:00" (1/1) ... [2022-10-17 16:29:00,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:00" (1/1) ... [2022-10-17 16:29:00,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:00" (1/1) ... [2022-10-17 16:29:00,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:00" (1/1) ... [2022-10-17 16:29:00,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:00" (1/1) ... [2022-10-17 16:29:00,221 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:00" (1/1) ... [2022-10-17 16:29:00,225 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:00" (1/1) ... [2022-10-17 16:29:00,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:00" (1/1) ... [2022-10-17 16:29:00,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:29:00,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:29:00,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:29:00,232 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:29:00,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:00" (1/1) ... [2022-10-17 16:29:00,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:00,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:29:00,272 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:29:00,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:29:00,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:29:00,318 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-10-17 16:29:00,319 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-10-17 16:29:00,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:29:00,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:29:00,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:29:00,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:29:00,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:29:00,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:29:00,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:29:00,322 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:29:00,443 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:29:00,445 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:29:00,705 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:29:00,820 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:29:00,820 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:29:00,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:00 BoogieIcfgContainer [2022-10-17 16:29:00,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:29:00,824 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:29:00,824 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:29:00,835 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:29:00,835 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:00" (1/1) ... [2022-10-17 16:29:00,836 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 16:29:00,846 INFO L158 Benchmark]: Toolchain (without parser) took 1343.28ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 54.7MB in the beginning and 66.3MB in the end (delta: -11.6MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-10-17 16:29:00,847 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 94.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:00,849 INFO L158 Benchmark]: CACSL2BoogieTranslator took 588.86ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 54.5MB in the beginning and 87.4MB in the end (delta: -32.9MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2022-10-17 16:29:00,850 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.37ms. Allocated memory is still 113.2MB. Free memory was 87.4MB in the beginning and 85.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:29:00,852 INFO L158 Benchmark]: Boogie Preprocessor took 54.47ms. Allocated memory is still 113.2MB. Free memory was 85.3MB in the beginning and 84.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:29:00,853 INFO L158 Benchmark]: RCFGBuilder took 591.50ms. Allocated memory is still 113.2MB. Free memory was 84.2MB in the beginning and 67.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-10-17 16:29:00,854 INFO L158 Benchmark]: CodeCheck took 18.86ms. Allocated memory is still 113.2MB. Free memory was 67.0MB in the beginning and 66.3MB in the end (delta: 633.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:00,864 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 94.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 588.86ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 54.5MB in the beginning and 87.4MB in the end (delta: -32.9MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.37ms. Allocated memory is still 113.2MB. Free memory was 87.4MB in the beginning and 85.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.47ms. Allocated memory is still 113.2MB. Free memory was 85.3MB in the beginning and 84.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 591.50ms. Allocated memory is still 113.2MB. Free memory was 84.2MB in the beginning and 67.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 18.86ms. Allocated memory is still 113.2MB. Free memory was 67.0MB in the beginning and 66.3MB in the end (delta: 633.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:29:00,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB --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 628ef5ad19754647fb807fc1cc13e384334d380a6e3691b7b5f1842f42e5f662 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:29:03,296 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:29:03,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:29:03,336 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:29:03,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:29:03,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:29:03,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:29:03,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:29:03,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:29:03,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:29:03,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:29:03,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:29:03,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:29:03,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:29:03,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:29:03,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:29:03,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:29:03,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:29:03,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:29:03,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:29:03,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:29:03,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:29:03,382 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:29:03,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:29:03,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:29:03,398 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:29:03,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:29:03,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:29:03,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:29:03,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:29:03,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:29:03,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:29:03,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:29:03,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:29:03,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:29:03,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:29:03,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:29:03,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:29:03,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:29:03,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:29:03,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:29:03,420 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:29:03,476 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:29:03,479 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:29:03,481 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:29:03,481 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:29:03,482 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:29:03,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:29:03,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:29:03,483 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:29:03,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:29:03,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:29:03,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:29:03,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:29:03,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:29:03,486 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:29:03,486 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:29:03,486 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:29:03,486 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:29:03,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:29:03,487 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:29:03,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:29:03,487 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:29:03,487 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:29:03,488 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:29:03,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:03,488 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:29:03,488 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:29:03,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:29:03,489 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:29:03,489 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:29:03,489 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:29:03,490 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:29:03,490 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:29:03,490 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_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 628ef5ad19754647fb807fc1cc13e384334d380a6e3691b7b5f1842f42e5f662 [2022-10-17 16:29:03,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:29:03,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:29:03,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:29:03,908 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:29:03,908 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:29:03,910 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2022-10-17 16:29:03,987 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/data/462a612dc/8debb1855e084db58d96d3a8ee7e5afe/FLAG2a3656dca [2022-10-17 16:29:04,574 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:29:04,575 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2022-10-17 16:29:04,589 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/data/462a612dc/8debb1855e084db58d96d3a8ee7e5afe/FLAG2a3656dca [2022-10-17 16:29:04,843 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/data/462a612dc/8debb1855e084db58d96d3a8ee7e5afe [2022-10-17 16:29:04,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:29:04,847 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:29:04,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:04,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:29:04,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:29:04,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:04" (1/1) ... [2022-10-17 16:29:04,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca9d2b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:04, skipping insertion in model container [2022-10-17 16:29:04,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:04" (1/1) ... [2022-10-17 16:29:04,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:29:04,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:29:05,302 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_9893ea9a-5e41-4872-a83b-4736eda7e780/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i[30559,30572] [2022-10-17 16:29:05,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:05,325 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:29:05,377 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_9893ea9a-5e41-4872-a83b-4736eda7e780/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i[30559,30572] [2022-10-17 16:29:05,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:05,435 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:29:05,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:05 WrapperNode [2022-10-17 16:29:05,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:05,437 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:05,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:29:05,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:29:05,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:05" (1/1) ... [2022-10-17 16:29:05,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:05" (1/1) ... [2022-10-17 16:29:05,499 INFO L138 Inliner]: procedures = 174, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 89 [2022-10-17 16:29:05,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:05,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:29:05,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:29:05,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:29:05,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:05" (1/1) ... [2022-10-17 16:29:05,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:05" (1/1) ... [2022-10-17 16:29:05,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:05" (1/1) ... [2022-10-17 16:29:05,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:05" (1/1) ... [2022-10-17 16:29:05,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:05" (1/1) ... [2022-10-17 16:29:05,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:05" (1/1) ... [2022-10-17 16:29:05,544 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:05" (1/1) ... [2022-10-17 16:29:05,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:05" (1/1) ... [2022-10-17 16:29:05,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:29:05,556 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:29:05,556 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:29:05,557 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:29:05,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:05" (1/1) ... [2022-10-17 16:29:05,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:05,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:29:05,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:29:05,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:29:05,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:29:05,647 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-10-17 16:29:05,647 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-10-17 16:29:05,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:29:05,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:29:05,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:29:05,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:29:05,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:29:05,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 16:29:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:29:05,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:29:05,650 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:29:05,789 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:29:05,791 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:29:06,063 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:29:06,127 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:29:06,127 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:29:06,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:06 BoogieIcfgContainer [2022-10-17 16:29:06,130 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:29:06,131 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:29:06,131 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:29:06,141 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:29:06,141 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:06" (1/1) ... [2022-10-17 16:29:06,142 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 16:29:06,145 INFO L158 Benchmark]: Toolchain (without parser) took 1297.59ms. Allocated memory is still 60.8MB. Free memory was 38.0MB in the beginning and 26.3MB in the end (delta: 11.7MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2022-10-17 16:29:06,146 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory was 40.7MB in the beginning and 40.6MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:06,147 INFO L158 Benchmark]: CACSL2BoogieTranslator took 588.43ms. Allocated memory is still 60.8MB. Free memory was 37.8MB in the beginning and 33.1MB in the end (delta: 4.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:29:06,147 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.20ms. Allocated memory is still 60.8MB. Free memory was 33.1MB in the beginning and 30.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:29:06,148 INFO L158 Benchmark]: Boogie Preprocessor took 53.29ms. Allocated memory is still 60.8MB. Free memory was 30.9MB in the beginning and 29.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:29:06,149 INFO L158 Benchmark]: RCFGBuilder took 573.71ms. Allocated memory is still 60.8MB. Free memory was 29.0MB in the beginning and 27.4MB in the end (delta: 1.6MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2022-10-17 16:29:06,150 INFO L158 Benchmark]: CodeCheck took 12.77ms. Allocated memory is still 60.8MB. Free memory was 27.2MB in the beginning and 26.3MB in the end (delta: 858.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:06,153 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 0.30ms. Allocated memory is still 60.8MB. Free memory was 40.7MB in the beginning and 40.6MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 588.43ms. Allocated memory is still 60.8MB. Free memory was 37.8MB in the beginning and 33.1MB in the end (delta: 4.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.20ms. Allocated memory is still 60.8MB. Free memory was 33.1MB in the beginning and 30.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.29ms. Allocated memory is still 60.8MB. Free memory was 30.9MB in the beginning and 29.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 573.71ms. Allocated memory is still 60.8MB. Free memory was 29.0MB in the beginning and 27.4MB in the end (delta: 1.6MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * CodeCheck took 12.77ms. Allocated memory is still 60.8MB. Free memory was 27.2MB in the beginning and 26.3MB in the end (delta: 858.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:29:06,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9893ea9a-5e41-4872-a83b-4736eda7e780/bin/ukojak-92XMlrwhuB/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