./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/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_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b6872adb14a2dfa535a444bb6d903bd37f60f26cf718935f2927b47d5c5a6aaa --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:48:20,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:48:20,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:48:20,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:48:20,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:48:20,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:48:20,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:48:20,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:48:20,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:48:20,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:48:20,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:48:20,773 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:48:20,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:48:20,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:48:20,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:48:20,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:48:20,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:48:20,780 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:48:20,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:48:20,785 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:48:20,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:48:20,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:48:20,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:48:20,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:48:20,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:48:20,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:48:20,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:48:20,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:48:20,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:48:20,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:48:20,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:48:20,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:48:20,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:48:20,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:48:20,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:48:20,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:48:20,806 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:48:20,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:48:20,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:48:20,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:48:20,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:48:20,810 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:48:20,838 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:48:20,838 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:48:20,839 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:48:20,840 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:48:20,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:48:20,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:48:20,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:48:20,842 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:48:20,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:48:20,842 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:48:20,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:48:20,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:48:20,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:48:20,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:48:20,844 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:48:20,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:48:20,844 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:48:20,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:48:20,845 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:48:20,845 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:48:20,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:48:20,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:20,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:48:20,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:48:20,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:48:20,846 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:48:20,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:48:20,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:48:20,847 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_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6872adb14a2dfa535a444bb6d903bd37f60f26cf718935f2927b47d5c5a6aaa [2021-11-23 00:48:21,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:48:21,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:48:21,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:48:21,112 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:48:21,113 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:48:21,115 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2021-11-23 00:48:21,202 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/data/8b2aa3f74/d89f9cb1f55344b18af2910776cb287c/FLAG94d65fa27 [2021-11-23 00:48:21,708 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:48:21,708 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2021-11-23 00:48:21,715 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/data/8b2aa3f74/d89f9cb1f55344b18af2910776cb287c/FLAG94d65fa27 [2021-11-23 00:48:22,084 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/data/8b2aa3f74/d89f9cb1f55344b18af2910776cb287c [2021-11-23 00:48:22,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:48:22,088 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:48:22,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:22,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:48:22,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:48:22,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:22" (1/1) ... [2021-11-23 00:48:22,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68e377fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:22, skipping insertion in model container [2021-11-23 00:48:22,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:22" (1/1) ... [2021-11-23 00:48:22,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:48:22,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:48:22,323 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c[3042,3055] [2021-11-23 00:48:22,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:22,338 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:48:22,361 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c[3042,3055] [2021-11-23 00:48:22,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:22,379 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:48:22,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:22 WrapperNode [2021-11-23 00:48:22,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:22,381 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:22,381 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:48:22,381 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:48:22,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:22" (1/1) ... [2021-11-23 00:48:22,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:22" (1/1) ... [2021-11-23 00:48:22,419 INFO L137 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 95 [2021-11-23 00:48:22,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:22,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:48:22,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:48:22,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:48:22,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:22" (1/1) ... [2021-11-23 00:48:22,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:22" (1/1) ... [2021-11-23 00:48:22,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:22" (1/1) ... [2021-11-23 00:48:22,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:22" (1/1) ... [2021-11-23 00:48:22,441 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:22" (1/1) ... [2021-11-23 00:48:22,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:22" (1/1) ... [2021-11-23 00:48:22,448 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:22" (1/1) ... [2021-11-23 00:48:22,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:48:22,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:48:22,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:48:22,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:48:22,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:22" (1/1) ... [2021-11-23 00:48:22,473 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:22,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:48:22,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:48:22,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:48:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:48:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:48:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:48:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:48:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 00:48:22,566 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 00:48:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 00:48:22,566 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 00:48:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 00:48:22,567 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 00:48:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:48:22,567 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:48:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:48:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:48:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:48:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:48:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:48:22,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:48:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:48:22,571 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 00:48:22,707 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:48:22,709 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:48:22,977 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:48:23,057 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:48:23,057 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 00:48:23,058 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L57 is neither atomic block end nor a sink node. [2021-11-23 00:48:23,059 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:304) 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) [2021-11-23 00:48:23,063 INFO L158 Benchmark]: Toolchain (without parser) took 973.92ms. Allocated memory is still 115.3MB. Free memory was 85.8MB in the beginning and 66.0MB in the end (delta: 19.8MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2021-11-23 00:48:23,064 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 115.3MB. Free memory is still 69.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:48:23,065 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.66ms. Allocated memory is still 115.3MB. Free memory was 85.5MB in the beginning and 87.7MB in the end (delta: -2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:48:23,065 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.99ms. Allocated memory is still 115.3MB. Free memory was 87.7MB in the beginning and 85.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:48:23,066 INFO L158 Benchmark]: Boogie Preprocessor took 30.60ms. Allocated memory is still 115.3MB. Free memory was 85.8MB in the beginning and 84.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:48:23,067 INFO L158 Benchmark]: RCFGBuilder took 609.49ms. Allocated memory is still 115.3MB. Free memory was 84.3MB in the beginning and 66.0MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 00:48:23,071 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 115.3MB. Free memory is still 69.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.66ms. Allocated memory is still 115.3MB. Free memory was 85.5MB in the beginning and 87.7MB in the end (delta: -2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.99ms. Allocated memory is still 115.3MB. Free memory was 87.7MB in the beginning and 85.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.60ms. Allocated memory is still 115.3MB. Free memory was 85.8MB in the beginning and 84.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 609.49ms. Allocated memory is still 115.3MB. Free memory was 84.3MB in the beginning and 66.0MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:48:23,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/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_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b6872adb14a2dfa535a444bb6d903bd37f60f26cf718935f2927b47d5c5a6aaa --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:48:25,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:48:25,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:48:25,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:48:25,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:48:25,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:48:25,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:48:25,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:48:25,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:48:25,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:48:25,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:48:25,531 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:48:25,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:48:25,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:48:25,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:48:25,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:48:25,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:48:25,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:48:25,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:48:25,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:48:25,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:48:25,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:48:25,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:48:25,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:48:25,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:48:25,572 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:48:25,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:48:25,575 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:48:25,575 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:48:25,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:48:25,577 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:48:25,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:48:25,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:48:25,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:48:25,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:48:25,582 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:48:25,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:48:25,583 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:48:25,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:48:25,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:48:25,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:48:25,607 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:48:25,650 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:48:25,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:48:25,651 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:48:25,652 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:48:25,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:48:25,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:48:25,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:48:25,654 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:48:25,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:48:25,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:48:25,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:48:25,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:48:25,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:48:25,655 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:48:25,656 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:48:25,656 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:48:25,656 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:48:25,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:48:25,656 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:48:25,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:48:25,657 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:48:25,657 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:48:25,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:48:25,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:25,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:48:25,658 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:48:25,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:48:25,658 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:48:25,658 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:48:25,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:48:25,659 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:48:25,659 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:48:25,659 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_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6872adb14a2dfa535a444bb6d903bd37f60f26cf718935f2927b47d5c5a6aaa [2021-11-23 00:48:26,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:48:26,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:48:26,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:48:26,040 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:48:26,041 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:48:26,042 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2021-11-23 00:48:26,103 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/data/353242c5e/01271d72164b4db2a56b4e59e2fd9663/FLAGd23b18831 [2021-11-23 00:48:26,582 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:48:26,595 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2021-11-23 00:48:26,604 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/data/353242c5e/01271d72164b4db2a56b4e59e2fd9663/FLAGd23b18831 [2021-11-23 00:48:26,960 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/data/353242c5e/01271d72164b4db2a56b4e59e2fd9663 [2021-11-23 00:48:26,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:48:26,965 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:48:26,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:26,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:48:26,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:48:26,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:26" (1/1) ... [2021-11-23 00:48:26,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ecc727 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:26, skipping insertion in model container [2021-11-23 00:48:26,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:26" (1/1) ... [2021-11-23 00:48:26,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:48:27,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:48:27,271 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c[3042,3055] [2021-11-23 00:48:27,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:27,308 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 00:48:27,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:48:27,330 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c[3042,3055] [2021-11-23 00:48:27,334 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:27,341 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:48:27,385 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c[3042,3055] [2021-11-23 00:48:27,410 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:27,428 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:48:27,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:27 WrapperNode [2021-11-23 00:48:27,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:27,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:27,431 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:48:27,431 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:48:27,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:27" (1/1) ... [2021-11-23 00:48:27,460 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:27" (1/1) ... [2021-11-23 00:48:27,494 INFO L137 Inliner]: procedures = 28, calls = 50, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 92 [2021-11-23 00:48:27,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:27,496 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:48:27,496 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:48:27,496 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:48:27,505 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:27" (1/1) ... [2021-11-23 00:48:27,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:27" (1/1) ... [2021-11-23 00:48:27,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:27" (1/1) ... [2021-11-23 00:48:27,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:27" (1/1) ... [2021-11-23 00:48:27,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:27" (1/1) ... [2021-11-23 00:48:27,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:27" (1/1) ... [2021-11-23 00:48:27,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:27" (1/1) ... [2021-11-23 00:48:27,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:48:27,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:48:27,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:48:27,537 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:48:27,538 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:27" (1/1) ... [2021-11-23 00:48:27,545 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:27,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:48:27,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:48:27,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:48:27,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:48:27,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:48:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:48:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 00:48:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 00:48:27,611 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 00:48:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 00:48:27,612 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 00:48:27,612 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 00:48:27,612 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 00:48:27,612 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:48:27,612 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:48:27,612 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:48:27,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:48:27,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:48:27,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:48:27,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:48:27,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:48:27,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 00:48:27,615 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 00:48:27,704 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:48:27,706 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:48:28,046 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:48:28,167 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:48:28,167 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 00:48:28,168 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L57 is neither atomic block end nor a sink node. [2021-11-23 00:48:28,169 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:304) 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) [2021-11-23 00:48:28,173 INFO L158 Benchmark]: Toolchain (without parser) took 1207.10ms. Allocated memory is still 58.7MB. Free memory was 36.3MB in the beginning and 27.8MB in the end (delta: 8.5MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2021-11-23 00:48:28,174 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 58.7MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:48:28,175 INFO L158 Benchmark]: CACSL2BoogieTranslator took 461.02ms. Allocated memory is still 58.7MB. Free memory was 36.2MB in the beginning and 37.2MB in the end (delta: -1.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 00:48:28,175 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.68ms. Allocated memory is still 58.7MB. Free memory was 37.0MB in the beginning and 35.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:48:28,181 INFO L158 Benchmark]: Boogie Preprocessor took 40.70ms. Allocated memory is still 58.7MB. Free memory was 35.3MB in the beginning and 33.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:48:28,182 INFO L158 Benchmark]: RCFGBuilder took 634.36ms. Allocated memory is still 58.7MB. Free memory was 33.7MB in the beginning and 27.8MB in the end (delta: 5.8MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2021-11-23 00:48:28,186 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 58.7MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 461.02ms. Allocated memory is still 58.7MB. Free memory was 36.2MB in the beginning and 37.2MB in the end (delta: -1.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.68ms. Allocated memory is still 58.7MB. Free memory was 37.0MB in the beginning and 35.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.70ms. Allocated memory is still 58.7MB. Free memory was 35.3MB in the beginning and 33.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 634.36ms. Allocated memory is still 58.7MB. Free memory was 33.7MB in the beginning and 27.8MB in the end (delta: 5.8MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:48:28,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30157ccf-f7bc-41d0-82b2-98362427f32e/bin/ukojak-LBtLqBUTdQ/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?