./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6990ac65798f2c5a95ce01b01bd39640075d7bea37e69dff3da0d3d7c4b56ab2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:25:50,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:25:50,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:25:50,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:25:50,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:25:50,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:25:50,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:25:50,147 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:25:50,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:25:50,150 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:25:50,151 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:25:50,152 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:25:50,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:25:50,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:25:50,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:25:50,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:25:50,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:25:50,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:25:50,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:25:50,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:25:50,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:25:50,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:25:50,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:25:50,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:25:50,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:25:50,172 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:25:50,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:25:50,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:25:50,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:25:50,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:25:50,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:25:50,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:25:50,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:25:50,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:25:50,179 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:25:50,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:25:50,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:25:50,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:25:50,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:25:50,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:25:50,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:25:50,184 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:25:50,207 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:25:50,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:25:50,208 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:25:50,209 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:25:50,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:25:50,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:25:50,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:25:50,210 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:25:50,210 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:25:50,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:25:50,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:25:50,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:25:50,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:25:50,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:25:50,212 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:25:50,212 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:25:50,212 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:25:50,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:25:50,213 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:25:50,213 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:25:50,213 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:25:50,213 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:25:50,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:25:50,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:25:50,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:25:50,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:25:50,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:25:50,215 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:25:50,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:25:50,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:25:50,216 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_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6990ac65798f2c5a95ce01b01bd39640075d7bea37e69dff3da0d3d7c4b56ab2 [2022-11-20 17:25:50,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:25:50,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:25:50,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:25:50,530 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:25:50,531 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:25:50,533 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c [2022-11-20 17:25:53,711 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:25:53,964 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:25:53,965 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c [2022-11-20 17:25:53,974 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/data/a7e678875/17b7ada55bdb41569aa1e7029305d936/FLAG5338d4230 [2022-11-20 17:25:53,992 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/data/a7e678875/17b7ada55bdb41569aa1e7029305d936 [2022-11-20 17:25:53,997 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:25:53,999 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:25:54,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:25:54,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:25:54,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:25:54,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:25:53" (1/1) ... [2022-11-20 17:25:54,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@312bbcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:54, skipping insertion in model container [2022-11-20 17:25:54,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:25:53" (1/1) ... [2022-11-20 17:25:54,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:25:54,056 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:25:54,322 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c[3412,3425] [2022-11-20 17:25:54,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:25:54,350 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:25:54,397 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c[3412,3425] [2022-11-20 17:25:54,409 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:25:54,428 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:25:54,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:54 WrapperNode [2022-11-20 17:25:54,433 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:25:54,434 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:25:54,435 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:25:54,435 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:25:54,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:54" (1/1) ... [2022-11-20 17:25:54,461 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:54" (1/1) ... [2022-11-20 17:25:54,490 INFO L138 Inliner]: procedures = 25, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 90 [2022-11-20 17:25:54,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:25:54,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:25:54,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:25:54,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:25:54,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:54" (1/1) ... [2022-11-20 17:25:54,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:54" (1/1) ... [2022-11-20 17:25:54,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:54" (1/1) ... [2022-11-20 17:25:54,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:54" (1/1) ... [2022-11-20 17:25:54,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:54" (1/1) ... [2022-11-20 17:25:54,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:54" (1/1) ... [2022-11-20 17:25:54,538 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:54" (1/1) ... [2022-11-20 17:25:54,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:54" (1/1) ... [2022-11-20 17:25:54,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:25:54,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:25:54,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:25:54,543 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:25:54,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:54" (1/1) ... [2022-11-20 17:25:54,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:25:54,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:25:54,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:25:54,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:25:54,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:25:54,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:25:54,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:25:54,646 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-20 17:25:54,646 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-20 17:25:54,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:25:54,646 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:25:54,647 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:25:54,647 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:25:54,647 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:25:54,647 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:25:54,647 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:25:54,648 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:25:54,648 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:25:54,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:25:54,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:25:54,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:25:54,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:25:54,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:25:54,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:25:54,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:25:54,652 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:25:54,773 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:25:54,775 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:25:55,268 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:25:55,603 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:25:55,604 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 17:25:55,604 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L49 is neither atomic block end nor a sink node. [2022-11-20 17:25:55,605 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:25:55,613 INFO L158 Benchmark]: Toolchain (without parser) took 1612.92ms. Allocated memory is still 155.2MB. Free memory was 108.2MB in the beginning and 120.8MB in the end (delta: -12.6MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. [2022-11-20 17:25:55,614 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 155.2MB. Free memory is still 123.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:25:55,615 INFO L158 Benchmark]: CACSL2BoogieTranslator took 430.10ms. Allocated memory is still 155.2MB. Free memory was 108.2MB in the beginning and 95.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:25:55,615 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.55ms. Allocated memory is still 155.2MB. Free memory was 95.6MB in the beginning and 94.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:25:55,616 INFO L158 Benchmark]: Boogie Preprocessor took 49.89ms. Allocated memory is still 155.2MB. Free memory was 94.1MB in the beginning and 92.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:25:55,617 INFO L158 Benchmark]: RCFGBuilder took 1068.33ms. Allocated memory is still 155.2MB. Free memory was 92.6MB in the beginning and 120.8MB in the end (delta: -28.2MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2022-11-20 17:25:55,622 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 155.2MB. Free memory is still 123.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 430.10ms. Allocated memory is still 155.2MB. Free memory was 108.2MB in the beginning and 95.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.55ms. Allocated memory is still 155.2MB. Free memory was 95.6MB in the beginning and 94.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.89ms. Allocated memory is still 155.2MB. Free memory was 94.1MB in the beginning and 92.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1068.33ms. Allocated memory is still 155.2MB. Free memory was 92.6MB in the beginning and 120.8MB in the end (delta: -28.2MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:25:55,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6990ac65798f2c5a95ce01b01bd39640075d7bea37e69dff3da0d3d7c4b56ab2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:25:58,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:25:58,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:25:58,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:25:58,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:25:58,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:25:58,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:25:58,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:25:58,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:25:58,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:25:58,354 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:25:58,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:25:58,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:25:58,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:25:58,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:25:58,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:25:58,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:25:58,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:25:58,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:25:58,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:25:58,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:25:58,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:25:58,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:25:58,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:25:58,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:25:58,375 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:25:58,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:25:58,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:25:58,378 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:25:58,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:25:58,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:25:58,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:25:58,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:25:58,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:25:58,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:25:58,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:25:58,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:25:58,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:25:58,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:25:58,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:25:58,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:25:58,406 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:25:58,432 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:25:58,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:25:58,434 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:25:58,434 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:25:58,435 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:25:58,435 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:25:58,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:25:58,436 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:25:58,436 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:25:58,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:25:58,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:25:58,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:25:58,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:25:58,437 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:25:58,438 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:25:58,438 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:25:58,438 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:25:58,438 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:25:58,439 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:25:58,439 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:25:58,439 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:25:58,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:25:58,440 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:25:58,440 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:25:58,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:25:58,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:25:58,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:25:58,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:25:58,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:25:58,442 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:25:58,442 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:25:58,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:25:58,443 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:25:58,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:25:58,443 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_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6990ac65798f2c5a95ce01b01bd39640075d7bea37e69dff3da0d3d7c4b56ab2 [2022-11-20 17:25:58,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:25:58,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:25:58,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:25:58,806 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:25:58,807 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:25:58,808 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c [2022-11-20 17:26:01,836 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:26:02,086 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:26:02,086 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c [2022-11-20 17:26:02,097 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/data/4bc955f87/1ca5c905c7e74ee290f7030124b56beb/FLAG97d0b4bee [2022-11-20 17:26:02,120 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/data/4bc955f87/1ca5c905c7e74ee290f7030124b56beb [2022-11-20 17:26:02,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:26:02,127 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:26:02,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:26:02,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:26:02,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:26:02,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:26:02" (1/1) ... [2022-11-20 17:26:02,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c5451d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:02, skipping insertion in model container [2022-11-20 17:26:02,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:26:02" (1/1) ... [2022-11-20 17:26:02,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:26:02,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:26:02,456 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c[3412,3425] [2022-11-20 17:26:02,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:26:02,499 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 17:26:02,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:26:02,548 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c[3412,3425] [2022-11-20 17:26:02,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:26:02,566 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:26:02,607 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c[3412,3425] [2022-11-20 17:26:02,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:26:02,630 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:26:02,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:02 WrapperNode [2022-11-20 17:26:02,631 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:26:02,632 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:26:02,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:26:02,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:26:02,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:02" (1/1) ... [2022-11-20 17:26:02,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:02" (1/1) ... [2022-11-20 17:26:02,699 INFO L138 Inliner]: procedures = 27, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 85 [2022-11-20 17:26:02,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:26:02,700 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:26:02,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:26:02,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:26:02,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:02" (1/1) ... [2022-11-20 17:26:02,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:02" (1/1) ... [2022-11-20 17:26:02,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:02" (1/1) ... [2022-11-20 17:26:02,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:02" (1/1) ... [2022-11-20 17:26:02,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:02" (1/1) ... [2022-11-20 17:26:02,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:02" (1/1) ... [2022-11-20 17:26:02,763 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:02" (1/1) ... [2022-11-20 17:26:02,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:02" (1/1) ... [2022-11-20 17:26:02,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:26:02,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:26:02,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:26:02,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:26:02,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:02" (1/1) ... [2022-11-20 17:26:02,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:26:02,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:26:02,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:26:02,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:26:02,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:26:02,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:26:02,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:26:02,881 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-20 17:26:02,881 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-20 17:26:02,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:26:02,882 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:26:02,882 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:26:02,883 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:26:02,883 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:26:02,883 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:26:02,883 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:26:02,883 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:26:02,884 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:26:02,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:26:02,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:26:02,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:26:02,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:26:02,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:26:02,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:26:02,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:26:02,888 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:26:03,076 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:26:03,079 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:26:03,646 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:26:04,047 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:26:04,048 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 17:26:04,049 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L49 is neither atomic block end nor a sink node. [2022-11-20 17:26:04,050 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:26:04,057 INFO L158 Benchmark]: Toolchain (without parser) took 1928.17ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 30.5MB in the beginning and 38.8MB in the end (delta: -8.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 17:26:04,057 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:26:04,058 INFO L158 Benchmark]: CACSL2BoogieTranslator took 502.70ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 30.2MB in the beginning and 53.9MB in the end (delta: -23.7MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2022-11-20 17:26:04,059 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.53ms. Allocated memory is still 83.9MB. Free memory was 53.9MB in the beginning and 52.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:26:04,060 INFO L158 Benchmark]: Boogie Preprocessor took 76.51ms. Allocated memory is still 83.9MB. Free memory was 52.1MB in the beginning and 50.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:26:04,061 INFO L158 Benchmark]: RCFGBuilder took 1277.05ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 38.8MB in the end (delta: 11.1MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2022-11-20 17:26:04,070 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 502.70ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 30.2MB in the beginning and 53.9MB in the end (delta: -23.7MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.53ms. Allocated memory is still 83.9MB. Free memory was 53.9MB in the beginning and 52.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.51ms. Allocated memory is still 83.9MB. Free memory was 52.1MB in the beginning and 50.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1277.05ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 38.8MB in the end (delta: 11.1MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:26:04,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70b10e1-ab3e-4826-8775-7aa780fd0179/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?