./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-three-array-max.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_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/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_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/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_8606df32-73e4-4264-878e-f6b722b52928/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_8606df32-73e4-4264-878e-f6b722b52928/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 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 16:39:32,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:39:32,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:39:32,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:39:32,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:39:32,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:39:32,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:39:32,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:39:32,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:39:32,611 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:39:32,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:39:32,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:39:32,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:39:32,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:39:32,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:39:32,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:39:32,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:39:32,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:39:32,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:39:32,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:39:32,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:39:32,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:39:32,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:39:32,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:39:32,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:39:32,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:39:32,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:39:32,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:39:32,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:39:32,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:39:32,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:39:32,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:39:32,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:39:32,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:39:32,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:39:32,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:39:32,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:39:32,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:39:32,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:39:32,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:39:32,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:39:32,653 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:39:32,689 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:39:32,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:39:32,690 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:39:32,690 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:39:32,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:39:32,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:39:32,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:39:32,694 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:39:32,694 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:39:32,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:39:32,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:39:32,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:39:32,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:39:32,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:39:32,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:39:32,696 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:39:32,697 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:39:32,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:39:32,697 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:39:32,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:39:32,697 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:39:32,698 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:39:32,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:39:32,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:32,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:39:32,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:39:32,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:39:32,699 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:39:32,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:39:32,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:39:32,701 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_8606df32-73e4-4264-878e-f6b722b52928/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad [2022-11-20 16:39:32,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:39:33,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:39:33,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:39:33,018 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:39:33,018 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:39:33,020 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-11-20 16:39:36,180 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:39:36,458 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:39:36,459 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-11-20 16:39:36,466 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/data/978609e41/38e32e457fef436f89f36a7f5e596f5e/FLAG6e5a6406a [2022-11-20 16:39:36,483 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/data/978609e41/38e32e457fef436f89f36a7f5e596f5e [2022-11-20 16:39:36,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:39:36,488 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:39:36,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:36,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:39:36,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:39:36,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:36" (1/1) ... [2022-11-20 16:39:36,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@641e400f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:36, skipping insertion in model container [2022-11-20 16:39:36,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:36" (1/1) ... [2022-11-20 16:39:36,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:39:36,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:39:36,776 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_8606df32-73e4-4264-878e-f6b722b52928/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-20 16:39:36,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:36,812 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:39:36,850 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_8606df32-73e4-4264-878e-f6b722b52928/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-20 16:39:36,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:36,890 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:39:36,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:36 WrapperNode [2022-11-20 16:39:36,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:36,896 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:36,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:39:36,897 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:39:36,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:36" (1/1) ... [2022-11-20 16:39:36,912 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:36" (1/1) ... [2022-11-20 16:39:36,935 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 94 [2022-11-20 16:39:36,936 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:36,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:39:36,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:39:36,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:39:36,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:36" (1/1) ... [2022-11-20 16:39:36,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:36" (1/1) ... [2022-11-20 16:39:36,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:36" (1/1) ... [2022-11-20 16:39:36,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:36" (1/1) ... [2022-11-20 16:39:36,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:36" (1/1) ... [2022-11-20 16:39:36,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:36" (1/1) ... [2022-11-20 16:39:36,973 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:36" (1/1) ... [2022-11-20 16:39:36,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:36" (1/1) ... [2022-11-20 16:39:36,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:39:36,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:39:36,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:39:36,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:39:36,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:36" (1/1) ... [2022-11-20 16:39:36,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:37,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:39:37,021 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:39:37,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:39:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:39:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:39:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:39:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-20 16:39:37,074 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-20 16:39:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:39:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:39:37,075 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:39:37,075 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:39:37,075 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:39:37,075 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 16:39:37,075 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 16:39:37,076 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:39:37,076 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:39:37,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:39:37,076 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-11-20 16:39:37,076 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-11-20 16:39:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:39:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:39:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 16:39:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:39:37,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:39:37,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:39:37,080 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 16:39:37,215 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:39:37,218 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:39:37,750 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:39:37,993 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:39:37,993 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 16:39:37,994 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L63-1 is neither atomic block end nor a sink node. [2022-11-20 16:39:37,995 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 16:39:38,007 INFO L158 Benchmark]: Toolchain (without parser) took 1518.25ms. Allocated memory is still 163.6MB. Free memory was 126.0MB in the beginning and 76.4MB in the end (delta: 49.6MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2022-11-20 16:39:38,008 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 84.8MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:38,009 INFO L158 Benchmark]: CACSL2BoogieTranslator took 405.44ms. Allocated memory is still 163.6MB. Free memory was 126.0MB in the beginning and 113.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:39:38,011 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.93ms. Allocated memory is still 163.6MB. Free memory was 113.4MB in the beginning and 111.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:39:38,012 INFO L158 Benchmark]: Boogie Preprocessor took 42.72ms. Allocated memory is still 163.6MB. Free memory was 111.3MB in the beginning and 110.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:39:38,014 INFO L158 Benchmark]: RCFGBuilder took 1021.66ms. Allocated memory is still 163.6MB. Free memory was 110.0MB in the beginning and 76.4MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-20 16:39:38,017 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 84.8MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 405.44ms. Allocated memory is still 163.6MB. Free memory was 126.0MB in the beginning and 113.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.93ms. Allocated memory is still 163.6MB. Free memory was 113.4MB in the beginning and 111.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.72ms. Allocated memory is still 163.6MB. Free memory was 111.3MB in the beginning and 110.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1021.66ms. Allocated memory is still 163.6MB. Free memory was 110.0MB in the beginning and 76.4MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. 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 16:39:38,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/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_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/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_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/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_8606df32-73e4-4264-878e-f6b722b52928/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_8606df32-73e4-4264-878e-f6b722b52928/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 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 16:39:40,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:39:40,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:39:40,928 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:39:40,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:39:40,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:39:40,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:39:40,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:39:40,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:39:40,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:39:40,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:39:40,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:39:40,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:39:40,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:39:40,959 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:39:40,964 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:39:40,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:39:40,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:39:40,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:39:40,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:39:40,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:39:40,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:39:40,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:39:40,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:39:40,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:39:40,995 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:39:40,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:39:40,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:39:40,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:39:41,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:39:41,001 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:39:41,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:39:41,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:39:41,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:39:41,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:39:41,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:39:41,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:39:41,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:39:41,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:39:41,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:39:41,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:39:41,017 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:39:41,084 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:39:41,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:39:41,087 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:39:41,087 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:39:41,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:39:41,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:39:41,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:39:41,089 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:39:41,090 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:39:41,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:39:41,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:39:41,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:39:41,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:39:41,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:39:41,093 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:39:41,093 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:39:41,093 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:39:41,094 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:39:41,094 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:39:41,094 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:39:41,094 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:39:41,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:39:41,095 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:39:41,096 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:39:41,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:39:41,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:41,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:39:41,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:39:41,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:39:41,098 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:39:41,098 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:39:41,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:39:41,099 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:39:41,099 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:39:41,099 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_8606df32-73e4-4264-878e-f6b722b52928/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad [2022-11-20 16:39:41,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:39:41,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:39:41,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:39:41,594 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:39:41,595 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:39:41,597 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-11-20 16:39:45,081 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:39:45,307 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:39:45,308 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-11-20 16:39:45,321 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/data/2b52a494e/58bce70a14e749dfaaa7e54ec0f20c3b/FLAG1c24d2d46 [2022-11-20 16:39:45,347 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/data/2b52a494e/58bce70a14e749dfaaa7e54ec0f20c3b [2022-11-20 16:39:45,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:39:45,351 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:39:45,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:45,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:39:45,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:39:45,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:45" (1/1) ... [2022-11-20 16:39:45,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6538e2d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:45, skipping insertion in model container [2022-11-20 16:39:45,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:45" (1/1) ... [2022-11-20 16:39:45,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:39:45,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:39:45,702 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_8606df32-73e4-4264-878e-f6b722b52928/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-20 16:39:45,725 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:45,747 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 16:39:45,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:39:45,799 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_8606df32-73e4-4264-878e-f6b722b52928/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-20 16:39:45,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:45,824 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:39:45,867 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_8606df32-73e4-4264-878e-f6b722b52928/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-20 16:39:45,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:45,897 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:39:45,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:45 WrapperNode [2022-11-20 16:39:45,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:45,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:45,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:39:45,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:39:45,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:45" (1/1) ... [2022-11-20 16:39:45,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:45" (1/1) ... [2022-11-20 16:39:45,956 INFO L138 Inliner]: procedures = 28, calls = 57, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2022-11-20 16:39:45,956 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:45,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:39:45,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:39:45,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:39:45,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:45" (1/1) ... [2022-11-20 16:39:45,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:45" (1/1) ... [2022-11-20 16:39:45,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:45" (1/1) ... [2022-11-20 16:39:45,990 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:45" (1/1) ... [2022-11-20 16:39:46,000 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:45" (1/1) ... [2022-11-20 16:39:46,005 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:45" (1/1) ... [2022-11-20 16:39:46,007 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:45" (1/1) ... [2022-11-20 16:39:46,009 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:45" (1/1) ... [2022-11-20 16:39:46,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:39:46,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:39:46,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:39:46,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:39:46,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:45" (1/1) ... [2022-11-20 16:39:46,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:46,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:39:46,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:39:46,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:39:46,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:39:46,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:39:46,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:39:46,113 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-20 16:39:46,114 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-20 16:39:46,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 16:39:46,114 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:39:46,114 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:39:46,114 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:39:46,115 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:39:46,115 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 16:39:46,115 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 16:39:46,115 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:39:46,115 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:39:46,116 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-11-20 16:39:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-11-20 16:39:46,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:39:46,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:39:46,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 16:39:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:39:46,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:39:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:39:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:39:46,119 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 16:39:46,274 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:39:46,276 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:39:46,913 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:39:47,121 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:39:47,121 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 16:39:47,122 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L63-1 is neither atomic block end nor a sink node. [2022-11-20 16:39:47,123 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 16:39:47,132 INFO L158 Benchmark]: Toolchain (without parser) took 1780.10ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 34.9MB in the beginning and 73.6MB in the end (delta: -38.7MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2022-11-20 16:39:47,133 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 75.5MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:47,133 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.18ms. Allocated memory is still 75.5MB. Free memory was 34.6MB in the beginning and 45.3MB in the end (delta: -10.7MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2022-11-20 16:39:47,134 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.40ms. Allocated memory is still 75.5MB. Free memory was 45.3MB in the beginning and 43.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:39:47,134 INFO L158 Benchmark]: Boogie Preprocessor took 52.87ms. Allocated memory is still 75.5MB. Free memory was 43.5MB in the beginning and 41.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:47,134 INFO L158 Benchmark]: RCFGBuilder took 1112.52ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 41.2MB in the beginning and 73.6MB in the end (delta: -32.4MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2022-11-20 16:39:47,137 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 75.5MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 544.18ms. Allocated memory is still 75.5MB. Free memory was 34.6MB in the beginning and 45.3MB in the end (delta: -10.7MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.40ms. Allocated memory is still 75.5MB. Free memory was 45.3MB in the beginning and 43.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.87ms. Allocated memory is still 75.5MB. Free memory was 43.5MB in the beginning and 41.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1112.52ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 41.2MB in the beginning and 73.6MB in the end (delta: -32.4MB). Peak memory consumption was 20.4MB. 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 16:39:47,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8606df32-73e4-4264-878e-f6b722b52928/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?