./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/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_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ --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 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad --- 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 17:58:35,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:58:35,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:58:35,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:58:35,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:58:35,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:58:35,460 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:58:35,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:58:35,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:58:35,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:58:35,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:58:35,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:58:35,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:58:35,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:58:35,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:58:35,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:58:35,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:58:35,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:58:35,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:58:35,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:58:35,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:58:35,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:58:35,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:58:35,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:58:35,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:58:35,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:58:35,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:58:35,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:58:35,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:58:35,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:58:35,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:58:35,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:58:35,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:58:35,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:58:35,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:58:35,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:58:35,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:58:35,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:58:35,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:58:35,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:58:35,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:58:35,523 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 17:58:35,563 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:58:35,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:58:35,564 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:58:35,564 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:58:35,565 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:58:35,565 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:58:35,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:58:35,565 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:58:35,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:58:35,566 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:58:35,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:58:35,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:58:35,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:58:35,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:58:35,567 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:58:35,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:58:35,567 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:58:35,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:58:35,568 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:58:35,568 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:58:35,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:58:35,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:58:35,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:58:35,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:58:35,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:58:35,569 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:58:35,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:58:35,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:58:35,570 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_fb04cf6f-23f5-4716-a023-da29a3223779/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad [2022-11-20 17:58:35,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:58:35,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:58:35,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:58:35,862 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:58:35,863 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:58:35,864 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-11-20 17:58:38,977 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:58:39,215 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:58:39,215 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-11-20 17:58:39,223 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/data/5e18cc508/0910472e71644324913d3337fbeebe08/FLAGa7709088c [2022-11-20 17:58:39,238 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/data/5e18cc508/0910472e71644324913d3337fbeebe08 [2022-11-20 17:58:39,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:58:39,242 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:58:39,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:58:39,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:58:39,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:58:39,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:58:39" (1/1) ... [2022-11-20 17:58:39,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b50ca8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:39, skipping insertion in model container [2022-11-20 17:58:39,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:58:39" (1/1) ... [2022-11-20 17:58:39,257 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:58:39,276 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:58:39,451 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_fb04cf6f-23f5-4716-a023-da29a3223779/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-20 17:58:39,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:58:39,472 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:58:39,499 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_fb04cf6f-23f5-4716-a023-da29a3223779/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-20 17:58:39,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:58:39,526 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:58:39,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:39 WrapperNode [2022-11-20 17:58:39,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:58:39,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:58:39,530 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:58:39,532 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:58:39,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:39" (1/1) ... [2022-11-20 17:58:39,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:39" (1/1) ... [2022-11-20 17:58:39,570 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 94 [2022-11-20 17:58:39,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:58:39,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:58:39,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:58:39,571 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:58:39,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:39" (1/1) ... [2022-11-20 17:58:39,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:39" (1/1) ... [2022-11-20 17:58:39,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:39" (1/1) ... [2022-11-20 17:58:39,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:39" (1/1) ... [2022-11-20 17:58:39,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:39" (1/1) ... [2022-11-20 17:58:39,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:39" (1/1) ... [2022-11-20 17:58:39,601 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:39" (1/1) ... [2022-11-20 17:58:39,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:39" (1/1) ... [2022-11-20 17:58:39,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:58:39,606 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:58:39,606 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:58:39,606 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:58:39,607 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:39" (1/1) ... [2022-11-20 17:58:39,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:58:39,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:58:39,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:58:39,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:58:39,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:58:39,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:58:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:58:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-20 17:58:39,691 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-20 17:58:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:58:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:58:39,692 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:58:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:58:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:58:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:58:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:58:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:58:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:58:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:58:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-11-20 17:58:39,695 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-11-20 17:58:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:58:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:58:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:58:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:58:39,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:58:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:58:39,697 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 17:58:39,816 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:58:39,818 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:58:40,196 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:58:40,428 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:58:40,428 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 17:58:40,429 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L63-1 is neither atomic block end nor a sink node. [2022-11-20 17:58:40,430 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 17:58:40,438 INFO L158 Benchmark]: Toolchain (without parser) took 1194.91ms. Allocated memory is still 155.2MB. Free memory was 124.2MB in the beginning and 81.1MB in the end (delta: 43.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-11-20 17:58:40,440 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:58:40,441 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.47ms. Allocated memory is still 155.2MB. Free memory was 124.2MB in the beginning and 112.3MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:58:40,441 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.29ms. Allocated memory is still 155.2MB. Free memory was 112.3MB in the beginning and 110.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:58:40,442 INFO L158 Benchmark]: Boogie Preprocessor took 33.93ms. Allocated memory is still 155.2MB. Free memory was 110.4MB in the beginning and 108.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:58:40,443 INFO L158 Benchmark]: RCFGBuilder took 830.87ms. Allocated memory is still 155.2MB. Free memory was 108.3MB in the beginning and 81.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 17:58:40,447 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 102.8MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.47ms. Allocated memory is still 155.2MB. Free memory was 124.2MB in the beginning and 112.3MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.29ms. Allocated memory is still 155.2MB. Free memory was 112.3MB in the beginning and 110.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.93ms. Allocated memory is still 155.2MB. Free memory was 110.4MB in the beginning and 108.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 830.87ms. Allocated memory is still 155.2MB. Free memory was 108.3MB in the beginning and 81.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. 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 17:58:40,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/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_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ --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 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad --- 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 17:58:42,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:58:42,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:58:43,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:58:43,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:58:43,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:58:43,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:58:43,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:58:43,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:58:43,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:58:43,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:58:43,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:58:43,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:58:43,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:58:43,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:58:43,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:58:43,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:58:43,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:58:43,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:58:43,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:58:43,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:58:43,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:58:43,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:58:43,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:58:43,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:58:43,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:58:43,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:58:43,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:58:43,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:58:43,093 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:58:43,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:58:43,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:58:43,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:58:43,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:58:43,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:58:43,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:58:43,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:58:43,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:58:43,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:58:43,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:58:43,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:58:43,138 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-11-20 17:58:43,178 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:58:43,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:58:43,180 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:58:43,181 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:58:43,181 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:58:43,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:58:43,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:58:43,182 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:58:43,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:58:43,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:58:43,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:58:43,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:58:43,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:58:43,185 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:58:43,185 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:58:43,185 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:58:43,186 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:58:43,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:58:43,186 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:58:43,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:58:43,187 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:58:43,187 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:58:43,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:58:43,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:58:43,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:58:43,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:58:43,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:58:43,189 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:58:43,189 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:58:43,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:58:43,190 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:58:43,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:58:43,191 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_fb04cf6f-23f5-4716-a023-da29a3223779/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad [2022-11-20 17:58:43,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:58:43,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:58:43,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:58:43,617 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:58:43,617 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:58:43,619 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-11-20 17:58:46,721 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:58:46,993 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:58:46,993 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-11-20 17:58:47,001 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/data/a4679331f/ca86ddf07e704995866ee01b191ab342/FLAGfe3cc4139 [2022-11-20 17:58:47,019 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/data/a4679331f/ca86ddf07e704995866ee01b191ab342 [2022-11-20 17:58:47,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:58:47,023 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:58:47,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:58:47,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:58:47,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:58:47,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:58:47" (1/1) ... [2022-11-20 17:58:47,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e9319be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:47, skipping insertion in model container [2022-11-20 17:58:47,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:58:47" (1/1) ... [2022-11-20 17:58:47,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:58:47,079 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:58:47,315 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_fb04cf6f-23f5-4716-a023-da29a3223779/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-20 17:58:47,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:58:47,354 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 17:58:47,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:58:47,391 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_fb04cf6f-23f5-4716-a023-da29a3223779/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-20 17:58:47,396 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:58:47,409 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:58:47,445 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_fb04cf6f-23f5-4716-a023-da29a3223779/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-20 17:58:47,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:58:47,490 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:58:47,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:47 WrapperNode [2022-11-20 17:58:47,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:58:47,492 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:58:47,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:58:47,493 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:58:47,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:47" (1/1) ... [2022-11-20 17:58:47,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:47" (1/1) ... [2022-11-20 17:58:47,558 INFO L138 Inliner]: procedures = 28, calls = 57, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2022-11-20 17:58:47,558 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:58:47,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:58:47,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:58:47,561 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:58:47,571 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:47" (1/1) ... [2022-11-20 17:58:47,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:47" (1/1) ... [2022-11-20 17:58:47,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:47" (1/1) ... [2022-11-20 17:58:47,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:47" (1/1) ... [2022-11-20 17:58:47,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:47" (1/1) ... [2022-11-20 17:58:47,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:47" (1/1) ... [2022-11-20 17:58:47,619 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:47" (1/1) ... [2022-11-20 17:58:47,630 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:47" (1/1) ... [2022-11-20 17:58:47,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:58:47,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:58:47,634 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:58:47,634 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:58:47,635 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:47" (1/1) ... [2022-11-20 17:58:47,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:58:47,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:58:47,672 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:58:47,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:58:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:58:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:58:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:58:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-20 17:58:47,737 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-20 17:58:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:58:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:58:47,738 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:58:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:58:47,739 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:58:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:58:47,739 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:58:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:58:47,740 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:58:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-11-20 17:58:47,740 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-11-20 17:58:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:58:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:58:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:58:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:58:47,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:58:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:58:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:58:47,744 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 17:58:47,874 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:58:47,876 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:58:48,382 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:58:48,579 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:58:48,579 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 17:58:48,580 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L63-1 is neither atomic block end nor a sink node. [2022-11-20 17:58:48,581 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 17:58:48,586 INFO L158 Benchmark]: Toolchain (without parser) took 1562.02ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 59.4MB in the beginning and 76.5MB in the end (delta: -17.1MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2022-11-20 17:58:48,586 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:58:48,587 INFO L158 Benchmark]: CACSL2BoogieTranslator took 462.55ms. Allocated memory is still 79.7MB. Free memory was 59.3MB in the beginning and 44.9MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:58:48,588 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.43ms. Allocated memory is still 79.7MB. Free memory was 44.6MB in the beginning and 42.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:58:48,588 INFO L158 Benchmark]: Boogie Preprocessor took 73.31ms. Allocated memory is still 79.7MB. Free memory was 42.9MB in the beginning and 41.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:58:48,589 INFO L158 Benchmark]: RCFGBuilder took 949.81ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 41.0MB in the beginning and 76.5MB in the end (delta: -35.5MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2022-11-20 17:58:48,592 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 462.55ms. Allocated memory is still 79.7MB. Free memory was 59.3MB in the beginning and 44.9MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.43ms. Allocated memory is still 79.7MB. Free memory was 44.6MB in the beginning and 42.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.31ms. Allocated memory is still 79.7MB. Free memory was 42.9MB in the beginning and 41.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 949.81ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 41.0MB in the beginning and 76.5MB in the end (delta: -35.5MB). Peak memory consumption was 11.6MB. 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 17:58:48,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb04cf6f-23f5-4716-a023-da29a3223779/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?