./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/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_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/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_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/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 b6872adb14a2dfa535a444bb6d903bd37f60f26cf718935f2927b47d5c5a6aaa --- 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 17:30:32,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:30:32,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:30:32,602 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:30:32,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:30:32,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:30:32,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:30:32,619 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:30:32,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:30:32,626 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:30:32,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:30:32,631 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:30:32,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:30:32,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:30:32,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:30:32,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:30:32,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:30:32,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:30:32,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:30:32,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:30:32,668 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:30:32,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:30:32,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:30:32,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:30:32,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:30:32,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:30:32,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:30:32,678 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:30:32,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:30:32,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:30:32,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:30:32,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:30:32,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:30:32,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:30:32,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:30:32,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:30:32,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:30:32,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:30:32,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:30:32,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:30:32,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:30:32,720 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:30:32,749 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:30:32,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:30:32,758 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:30:32,758 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:30:32,759 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:30:32,759 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:30:32,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:30:32,760 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:30:32,760 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:30:32,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:30:32,762 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:30:32,762 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:30:32,762 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:30:32,763 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:30:32,763 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:30:32,763 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:30:32,764 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:30:32,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:30:32,764 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:30:32,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:30:32,765 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:30:32,765 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:30:32,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:30:32,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:30:32,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:30:32,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:30:32,766 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:30:32,767 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:30:32,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:30:32,767 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:30:32,767 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_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6872adb14a2dfa535a444bb6d903bd37f60f26cf718935f2927b47d5c5a6aaa [2022-11-20 17:30:33,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:30:33,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:30:33,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:30:33,089 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:30:33,090 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:30:33,091 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2022-11-20 17:30:36,289 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:30:36,496 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:30:36,497 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2022-11-20 17:30:36,504 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/data/3de0e72d5/f6f0510af353465787a01c3f577d787f/FLAG9c1588756 [2022-11-20 17:30:36,521 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/data/3de0e72d5/f6f0510af353465787a01c3f577d787f [2022-11-20 17:30:36,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:30:36,533 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:30:36,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:30:36,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:30:36,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:30:36,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:30:36" (1/1) ... [2022-11-20 17:30:36,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@81630ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:36, skipping insertion in model container [2022-11-20 17:30:36,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:30:36" (1/1) ... [2022-11-20 17:30:36,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:30:36,595 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:30:36,827 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_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c[3042,3055] [2022-11-20 17:30:36,833 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:30:36,843 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:30:36,868 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_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c[3042,3055] [2022-11-20 17:30:36,871 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:30:36,886 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:30:36,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:36 WrapperNode [2022-11-20 17:30:36,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:30:36,888 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:30:36,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:30:36,889 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:30:36,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:36" (1/1) ... [2022-11-20 17:30:36,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:36" (1/1) ... [2022-11-20 17:30:36,927 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 97 [2022-11-20 17:30:36,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:30:36,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:30:36,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:30:36,928 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:30:36,936 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:36" (1/1) ... [2022-11-20 17:30:36,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:36" (1/1) ... [2022-11-20 17:30:36,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:36" (1/1) ... [2022-11-20 17:30:36,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:36" (1/1) ... [2022-11-20 17:30:36,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:36" (1/1) ... [2022-11-20 17:30:36,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:36" (1/1) ... [2022-11-20 17:30:36,964 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:36" (1/1) ... [2022-11-20 17:30:36,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:36" (1/1) ... [2022-11-20 17:30:36,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:30:36,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:30:36,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:30:36,970 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:30:36,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:36" (1/1) ... [2022-11-20 17:30:36,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:30:36,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:30:37,016 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:30:37,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:30:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:30:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:30:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:30:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:30:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:30:37,068 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:30:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:30:37,069 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:30:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:30:37,069 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:30:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:30:37,070 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:30:37,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:30:37,071 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:30:37,071 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:30:37,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:30:37,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:30:37,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:30:37,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:30:37,074 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 17:30:37,210 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:30:37,212 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:30:37,592 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:30:37,918 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:30:37,918 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 17:30:37,919 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L57 is neither atomic block end nor a sink node. [2022-11-20 17:30:37,920 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 17:30:37,929 INFO L158 Benchmark]: Toolchain (without parser) took 1395.29ms. Allocated memory is still 188.7MB. Free memory was 158.7MB in the beginning and 139.8MB in the end (delta: 18.8MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2022-11-20 17:30:37,930 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory is still 95.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:30:37,930 INFO L158 Benchmark]: CACSL2BoogieTranslator took 349.03ms. Allocated memory is still 188.7MB. Free memory was 158.4MB in the beginning and 150.0MB in the end (delta: 8.4MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2022-11-20 17:30:37,931 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.73ms. Allocated memory is still 188.7MB. Free memory was 150.0MB in the beginning and 148.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:30:37,932 INFO L158 Benchmark]: Boogie Preprocessor took 40.91ms. Allocated memory is still 188.7MB. Free memory was 148.0MB in the beginning and 146.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:30:37,932 INFO L158 Benchmark]: RCFGBuilder took 957.89ms. Allocated memory is still 188.7MB. Free memory was 146.7MB in the beginning and 139.8MB in the end (delta: 6.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 17:30:37,935 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory is still 95.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 349.03ms. Allocated memory is still 188.7MB. Free memory was 158.4MB in the beginning and 150.0MB in the end (delta: 8.4MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.73ms. Allocated memory is still 188.7MB. Free memory was 150.0MB in the beginning and 148.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.91ms. Allocated memory is still 188.7MB. Free memory was 148.0MB in the beginning and 146.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 957.89ms. Allocated memory is still 188.7MB. Free memory was 146.7MB in the beginning and 139.8MB in the end (delta: 6.9MB). Peak memory consumption was 23.1MB. 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 17:30:37,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/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 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_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/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_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/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_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/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 b6872adb14a2dfa535a444bb6d903bd37f60f26cf718935f2927b47d5c5a6aaa --- 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 17:30:40,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:30:40,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:30:40,479 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:30:40,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:30:40,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:30:40,482 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:30:40,484 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:30:40,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:30:40,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:30:40,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:30:40,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:30:40,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:30:40,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:30:40,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:30:40,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:30:40,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:30:40,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:30:40,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:30:40,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:30:40,501 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:30:40,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:30:40,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:30:40,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:30:40,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:30:40,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:30:40,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:30:40,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:30:40,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:30:40,513 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:30:40,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:30:40,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:30:40,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:30:40,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:30:40,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:30:40,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:30:40,541 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:30:40,541 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:30:40,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:30:40,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:30:40,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:30:40,545 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:30:40,587 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:30:40,587 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:30:40,589 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:30:40,589 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:30:40,590 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:30:40,591 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:30:40,591 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:30:40,591 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:30:40,592 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:30:40,592 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:30:40,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:30:40,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:30:40,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:30:40,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:30:40,594 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:30:40,594 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:30:40,595 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:30:40,595 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:30:40,595 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:30:40,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:30:40,596 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:30:40,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:30:40,596 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:30:40,597 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:30:40,597 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:30:40,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:30:40,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:30:40,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:30:40,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:30:40,598 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:30:40,599 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:30:40,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:30:40,599 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:30:40,600 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:30:40,600 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_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6872adb14a2dfa535a444bb6d903bd37f60f26cf718935f2927b47d5c5a6aaa [2022-11-20 17:30:41,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:30:41,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:30:41,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:30:41,058 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:30:41,058 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:30:41,060 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2022-11-20 17:30:44,292 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:30:44,531 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:30:44,531 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2022-11-20 17:30:44,538 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/data/eb9ead5bc/21ba78ee31204462900bc2cda18c8602/FLAG671634fea [2022-11-20 17:30:44,555 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/data/eb9ead5bc/21ba78ee31204462900bc2cda18c8602 [2022-11-20 17:30:44,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:30:44,559 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:30:44,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:30:44,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:30:44,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:30:44,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:30:44" (1/1) ... [2022-11-20 17:30:44,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@701b3ad5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:44, skipping insertion in model container [2022-11-20 17:30:44,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:30:44" (1/1) ... [2022-11-20 17:30:44,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:30:44,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:30:44,886 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_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c[3042,3055] [2022-11-20 17:30:44,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:30:44,924 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 17:30:44,936 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:30:44,966 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_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c[3042,3055] [2022-11-20 17:30:44,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:30:44,985 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:30:45,033 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_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c[3042,3055] [2022-11-20 17:30:45,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:30:45,063 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:30:45,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:45 WrapperNode [2022-11-20 17:30:45,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:30:45,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:30:45,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:30:45,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:30:45,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:45" (1/1) ... [2022-11-20 17:30:45,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:45" (1/1) ... [2022-11-20 17:30:45,132 INFO L138 Inliner]: procedures = 28, calls = 50, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 94 [2022-11-20 17:30:45,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:30:45,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:30:45,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:30:45,134 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:30:45,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:45" (1/1) ... [2022-11-20 17:30:45,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:45" (1/1) ... [2022-11-20 17:30:45,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:45" (1/1) ... [2022-11-20 17:30:45,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:45" (1/1) ... [2022-11-20 17:30:45,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:45" (1/1) ... [2022-11-20 17:30:45,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:45" (1/1) ... [2022-11-20 17:30:45,191 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:45" (1/1) ... [2022-11-20 17:30:45,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:45" (1/1) ... [2022-11-20 17:30:45,195 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:30:45,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:30:45,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:30:45,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:30:45,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:45" (1/1) ... [2022-11-20 17:30:45,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:30:45,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:30:45,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:30:45,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:30:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:30:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:30:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:30:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:30:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:30:45,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:30:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:30:45,299 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:30:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:30:45,299 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:30:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:30:45,300 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:30:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:30:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:30:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:30:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:30:45,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:30:45,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:30:45,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:30:45,303 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 17:30:45,496 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:30:45,498 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:30:45,898 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:30:46,262 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:30:46,262 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 17:30:46,263 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L57 is neither atomic block end nor a sink node. [2022-11-20 17:30:46,264 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 17:30:46,271 INFO L158 Benchmark]: Toolchain (without parser) took 1711.17ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 44.9MB in the beginning and 84.5MB in the end (delta: -39.6MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-11-20 17:30:46,271 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:30:46,272 INFO L158 Benchmark]: CACSL2BoogieTranslator took 505.25ms. Allocated memory is still 86.0MB. Free memory was 44.7MB in the beginning and 60.1MB in the end (delta: -15.4MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2022-11-20 17:30:46,273 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.98ms. Allocated memory is still 86.0MB. Free memory was 60.1MB in the beginning and 58.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:30:46,274 INFO L158 Benchmark]: Boogie Preprocessor took 69.02ms. Allocated memory is still 86.0MB. Free memory was 58.4MB in the beginning and 56.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:30:46,275 INFO L158 Benchmark]: RCFGBuilder took 1066.49ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 56.3MB in the beginning and 84.5MB in the end (delta: -28.2MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2022-11-20 17:30:46,283 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 86.0MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 505.25ms. Allocated memory is still 86.0MB. Free memory was 44.7MB in the beginning and 60.1MB in the end (delta: -15.4MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.98ms. Allocated memory is still 86.0MB. Free memory was 60.1MB in the beginning and 58.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.02ms. Allocated memory is still 86.0MB. Free memory was 58.4MB in the beginning and 56.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1066.49ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 56.3MB in the beginning and 84.5MB in the end (delta: -28.2MB). Peak memory consumption was 26.3MB. 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 17:30:46,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e554fb4f-9dc4-4a27-8d13-96c14afe1c17/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?