./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_08_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 04922c70fa5bd130bc4f0a7411e2bd337735881da4bcb810ef3dd2bf337b06ed --- 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 11:51:51,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:51:51,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:51:51,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:51:51,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:51:51,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:51:51,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:51:51,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:51:51,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:51:51,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:51:51,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:51:51,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:51:51,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:51:51,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:51:51,580 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:51:51,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:51:51,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:51:51,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:51:51,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:51:51,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:51:51,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:51:51,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:51:51,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:51:51,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:51:51,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:51:51,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:51:51,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:51:51,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:51:51,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:51:51,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:51:51,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:51:51,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:51:51,632 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:51:51,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:51:51,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:51:51,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:51:51,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:51:51,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:51:51,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:51:51,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:51:51,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:51:51,643 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-20 11:51:51,688 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:51:51,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:51:51,699 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:51:51,700 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:51:51,701 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:51:51,701 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:51:51,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:51:51,703 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:51:51,703 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:51:51,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:51:51,705 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 11:51:51,705 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:51:51,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:51:51,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:51:51,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:51:51,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:51:51,732 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 11:51:51,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:51:51,733 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:51:51,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:51:51,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:51:51,734 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:51:51,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:51:51,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:51:51,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:51:51,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:51:51,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:51:51,735 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:51:51,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 11:51:51,737 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:51:51,737 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:51:51,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:51:51,738 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_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04922c70fa5bd130bc4f0a7411e2bd337735881da4bcb810ef3dd2bf337b06ed [2022-11-20 11:51:52,075 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:51:52,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:51:52,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:51:52,114 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:51:52,115 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:51:52,117 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_08_bad.i [2022-11-20 11:51:55,595 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:51:56,083 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:51:56,084 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_08_bad.i [2022-11-20 11:51:56,117 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/data/7cf1f755c/1afbf30a81774ac2aea0a3d288258248/FLAGcce49b1db [2022-11-20 11:51:56,135 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/data/7cf1f755c/1afbf30a81774ac2aea0a3d288258248 [2022-11-20 11:51:56,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:51:56,140 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:51:56,145 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:51:56,145 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:51:56,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:51:56,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:51:56" (1/1) ... [2022-11-20 11:51:56,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2af12298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:56, skipping insertion in model container [2022-11-20 11:51:56,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:51:56" (1/1) ... [2022-11-20 11:51:56,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:51:56,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:51:56,709 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:51:57,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:51:57,615 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:51:57,663 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:51:57,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:51:58,090 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:51:58,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:58 WrapperNode [2022-11-20 11:51:58,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:51:58,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:51:58,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:51:58,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:51:58,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:58" (1/1) ... [2022-11-20 11:51:58,162 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:58" (1/1) ... [2022-11-20 11:51:58,201 INFO L138 Inliner]: procedures = 501, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2022-11-20 11:51:58,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:51:58,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:51:58,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:51:58,203 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:51:58,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:58" (1/1) ... [2022-11-20 11:51:58,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:58" (1/1) ... [2022-11-20 11:51:58,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:58" (1/1) ... [2022-11-20 11:51:58,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:58" (1/1) ... [2022-11-20 11:51:58,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:58" (1/1) ... [2022-11-20 11:51:58,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:58" (1/1) ... [2022-11-20 11:51:58,257 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:58" (1/1) ... [2022-11-20 11:51:58,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:58" (1/1) ... [2022-11-20 11:51:58,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:51:58,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:51:58,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:51:58,276 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:51:58,277 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:58" (1/1) ... [2022-11-20 11:51:58,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:51:58,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:51:58,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:51:58,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:51:58,384 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 11:51:58,385 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 11:51:58,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:51:58,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:51:58,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:51:58,385 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2022-11-20 11:51:58,386 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2022-11-20 11:51:58,386 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 11:51:58,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 11:51:58,642 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:51:58,644 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:51:58,894 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:51:58,903 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:51:58,903 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 11:51:58,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:51:58 BoogieIcfgContainer [2022-11-20 11:51:58,906 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:51:58,910 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:51:58,910 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:51:58,914 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:51:58,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:51:56" (1/3) ... [2022-11-20 11:51:58,916 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38258c5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:51:58, skipping insertion in model container [2022-11-20 11:51:58,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:51:58" (2/3) ... [2022-11-20 11:51:58,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38258c5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:51:58, skipping insertion in model container [2022-11-20 11:51:58,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:51:58" (3/3) ... [2022-11-20 11:51:58,919 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_multiply_08_bad.i [2022-11-20 11:51:58,949 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:51:58,950 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-20 11:51:59,014 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 11:51:59,023 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@580e12b2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 11:51:59,023 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-20 11:51:59,027 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 24 states have internal predecessors, (29), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-20 11:51:59,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 11:51:59,035 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:51:59,036 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:51:59,037 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 11:51:59,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:51:59,043 INFO L85 PathProgramCache]: Analyzing trace with hash 1530074162, now seen corresponding path program 1 times [2022-11-20 11:51:59,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:51:59,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575364672] [2022-11-20 11:51:59,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:51:59,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:51:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:51:59,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 11:51:59,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:51:59,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-20 11:51:59,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:51:59,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-20 11:51:59,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:51:59,740 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 11:51:59,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:51:59,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575364672] [2022-11-20 11:51:59,742 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575364672] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:51:59,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1207146183] [2022-11-20 11:51:59,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:51:59,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:51:59,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:51:59,759 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:51:59,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 11:51:59,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:51:59,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:51:59,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:52:00,009 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 11:52:00,010 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:52:00,011 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1207146183] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:52:00,011 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 11:52:00,012 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-20 11:52:00,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461773705] [2022-11-20 11:52:00,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:52:00,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:52:00,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:52:00,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:52:00,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:52:00,090 INFO L87 Difference]: Start difference. First operand has 31 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 24 states have internal predecessors, (29), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-20 11:52:00,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:52:00,169 INFO L93 Difference]: Finished difference Result 56 states and 65 transitions. [2022-11-20 11:52:00,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:52:00,173 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 22 [2022-11-20 11:52:00,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:52:00,184 INFO L225 Difference]: With dead ends: 56 [2022-11-20 11:52:00,184 INFO L226 Difference]: Without dead ends: 24 [2022-11-20 11:52:00,189 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:52:00,198 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 9 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 11:52:00,200 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 61 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 11:52:00,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-11-20 11:52:00,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2022-11-20 11:52:00,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-20 11:52:00,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 26 transitions. [2022-11-20 11:52:00,257 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 26 transitions. Word has length 22 [2022-11-20 11:52:00,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:52:00,261 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 26 transitions. [2022-11-20 11:52:00,261 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-20 11:52:00,262 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2022-11-20 11:52:00,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 11:52:00,265 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:52:00,266 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:52:00,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-20 11:52:00,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-20 11:52:00,473 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 11:52:00,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:52:00,474 INFO L85 PathProgramCache]: Analyzing trace with hash 1447296621, now seen corresponding path program 1 times [2022-11-20 11:52:00,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:52:00,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898965789] [2022-11-20 11:52:00,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:52:00,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:52:00,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:52:00,567 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:52:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:52:00,665 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:52:00,665 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-20 11:52:00,668 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-20 11:52:00,670 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-20 11:52:00,671 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 11:52:00,683 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-20 11:52:00,688 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 11:52:00,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:52:00 BoogieIcfgContainer [2022-11-20 11:52:00,735 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 11:52:00,736 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 11:52:00,737 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 11:52:00,737 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 11:52:00,738 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:51:58" (3/4) ... [2022-11-20 11:52:00,742 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 11:52:00,743 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 11:52:00,744 INFO L158 Benchmark]: Toolchain (without parser) took 4603.40ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 120.1MB in the beginning and 135.0MB in the end (delta: -14.9MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. [2022-11-20 11:52:00,744 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 138.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:52:00,745 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1947.04ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 120.1MB in the beginning and 204.1MB in the end (delta: -83.9MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. [2022-11-20 11:52:00,745 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.37ms. Allocated memory is still 243.3MB. Free memory was 204.1MB in the beginning and 201.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:52:00,746 INFO L158 Benchmark]: Boogie Preprocessor took 59.73ms. Allocated memory is still 243.3MB. Free memory was 201.1MB in the beginning and 200.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:52:00,747 INFO L158 Benchmark]: RCFGBuilder took 631.23ms. Allocated memory is still 243.3MB. Free memory was 200.0MB in the beginning and 185.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 11:52:00,747 INFO L158 Benchmark]: TraceAbstraction took 1825.79ms. Allocated memory is still 243.3MB. Free memory was 185.4MB in the beginning and 135.0MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2022-11-20 11:52:00,748 INFO L158 Benchmark]: Witness Printer took 6.52ms. Allocated memory is still 243.3MB. Free memory is still 135.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:52:00,751 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 138.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1947.04ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 120.1MB in the beginning and 204.1MB in the end (delta: -83.9MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.37ms. Allocated memory is still 243.3MB. Free memory was 204.1MB in the beginning and 201.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.73ms. Allocated memory is still 243.3MB. Free memory was 201.1MB in the beginning and 200.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 631.23ms. Allocated memory is still 243.3MB. Free memory was 200.0MB in the beginning and 185.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1825.79ms. Allocated memory is still 243.3MB. Free memory was 185.4MB in the beginning and 135.0MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Witness Printer took 6.52ms. Allocated memory is still 243.3MB. Free memory is still 135.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1568]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseXor at line 1562, overapproximation of bitwiseAnd at line 1562. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1576] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1576] RET printLine("Calling bad()...") VAL [\old(argc)=1073741826, argc=1073741826, argv={1073741825:1073741827}, argv={1073741825:1073741827}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1577] CALL CWE190_Integer_Overflow__int_rand_multiply_08_bad() [L1558] int data; [L1559] data = 0 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; VAL [\result=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] RET staticReturnsTrue() VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticReturnsTrue()=1] [L1560] COND TRUE staticReturnsTrue() [L1562] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1562] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, rand()=1, rand()=32767, rand()=1073741824, rand()=4, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=1073741824] [L1562] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1564] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; VAL [\result=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] RET staticReturnsTrue() VAL [data=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticReturnsTrue()=1] [L1564] COND TRUE staticReturnsTrue() [L1566] COND TRUE data > 0 VAL [data=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] data * 2 VAL [data=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1568]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 31 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9 mSDsluCounter, 61 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 23 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 38 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=31occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 95 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 4/6 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-20 11:52:00,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 04922c70fa5bd130bc4f0a7411e2bd337735881da4bcb810ef3dd2bf337b06ed --- 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 11:52:03,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:52:03,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:52:03,684 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:52:03,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:52:03,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:52:03,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:52:03,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:52:03,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:52:03,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:52:03,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:52:03,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:52:03,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:52:03,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:52:03,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:52:03,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:52:03,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:52:03,727 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:52:03,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:52:03,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:52:03,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:52:03,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:52:03,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:52:03,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:52:03,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:52:03,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:52:03,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:52:03,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:52:03,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:52:03,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:52:03,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:52:03,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:52:03,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:52:03,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:52:03,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:52:03,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:52:03,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:52:03,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:52:03,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:52:03,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:52:03,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:52:03,793 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-20 11:52:03,820 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:52:03,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:52:03,821 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:52:03,822 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:52:03,823 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:52:03,823 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:52:03,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:52:03,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:52:03,824 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:52:03,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:52:03,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:52:03,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:52:03,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:52:03,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:52:03,826 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 11:52:03,826 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 11:52:03,827 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 11:52:03,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:52:03,827 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:52:03,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:52:03,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:52:03,828 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:52:03,828 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:52:03,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:52:03,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:52:03,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:52:03,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:52:03,830 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 11:52:03,830 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 11:52:03,830 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:52:03,830 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:52:03,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:52:03,831 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 11:52:03,831 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_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04922c70fa5bd130bc4f0a7411e2bd337735881da4bcb810ef3dd2bf337b06ed [2022-11-20 11:52:04,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:52:04,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:52:04,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:52:04,348 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:52:04,349 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:52:04,351 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_08_bad.i [2022-11-20 11:52:08,108 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:52:08,675 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:52:08,676 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_08_bad.i [2022-11-20 11:52:08,703 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/data/808e6951b/77793992495446f3bb178afaf3eeb897/FLAG9b940eac9 [2022-11-20 11:52:08,735 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/data/808e6951b/77793992495446f3bb178afaf3eeb897 [2022-11-20 11:52:08,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:52:08,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:52:08,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:52:08,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:52:08,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:52:08,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:52:08" (1/1) ... [2022-11-20 11:52:08,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5754de77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:08, skipping insertion in model container [2022-11-20 11:52:08,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:52:08" (1/1) ... [2022-11-20 11:52:08,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:52:08,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:52:09,366 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:52:10,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:52:10,176 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:52:10,250 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:52:10,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:52:10,626 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:52:10,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:10 WrapperNode [2022-11-20 11:52:10,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:52:10,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:52:10,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:52:10,629 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:52:10,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:10" (1/1) ... [2022-11-20 11:52:10,697 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:10" (1/1) ... [2022-11-20 11:52:10,747 INFO L138 Inliner]: procedures = 506, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2022-11-20 11:52:10,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:52:10,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:52:10,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:52:10,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:52:10,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:10" (1/1) ... [2022-11-20 11:52:10,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:10" (1/1) ... [2022-11-20 11:52:10,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:10" (1/1) ... [2022-11-20 11:52:10,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:10" (1/1) ... [2022-11-20 11:52:10,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:10" (1/1) ... [2022-11-20 11:52:10,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:10" (1/1) ... [2022-11-20 11:52:10,815 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:10" (1/1) ... [2022-11-20 11:52:10,817 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:10" (1/1) ... [2022-11-20 11:52:10,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:52:10,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:52:10,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:52:10,826 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:52:10,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:10" (1/1) ... [2022-11-20 11:52:10,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:52:10,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:52:10,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:52:10,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:52:10,948 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 11:52:10,948 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 11:52:10,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 11:52:10,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:52:10,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:52:10,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:52:10,950 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2022-11-20 11:52:10,951 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2022-11-20 11:52:10,952 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 11:52:11,218 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:52:11,220 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:52:11,462 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:52:11,470 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:52:11,470 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 11:52:11,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:52:11 BoogieIcfgContainer [2022-11-20 11:52:11,473 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:52:11,485 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:52:11,486 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:52:11,490 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:52:11,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:52:08" (1/3) ... [2022-11-20 11:52:11,493 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d51b785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:52:11, skipping insertion in model container [2022-11-20 11:52:11,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:10" (2/3) ... [2022-11-20 11:52:11,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d51b785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:52:11, skipping insertion in model container [2022-11-20 11:52:11,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:52:11" (3/3) ... [2022-11-20 11:52:11,497 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_multiply_08_bad.i [2022-11-20 11:52:11,521 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:52:11,521 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-20 11:52:11,523 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d51b785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:52:11, skipping insertion in model container [2022-11-20 11:52:11,523 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 11:52:11,524 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 11:52:11,525 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 11:52:11,525 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 11:52:11,526 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:52:11" (3/3) ... [2022-11-20 11:52:11,531 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 11:52:11,539 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 11:52:11,539 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsTrue [2022-11-20 11:52:11,548 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-20 11:52:11,548 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 11:52:11,549 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 11:52:11,549 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 11:52:11,625 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 11:52:11,632 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 11:52:11,635 INFO L158 Benchmark]: Toolchain (without parser) took 2894.33ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 62.4MB in the beginning and 76.8MB in the end (delta: -14.4MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2022-11-20 11:52:11,636 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 88.1MB. Free memory was 65.5MB in the beginning and 65.4MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:52:11,637 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1885.99ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 62.2MB in the beginning and 69.0MB in the end (delta: -6.8MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2022-11-20 11:52:11,637 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.30ms. Allocated memory is still 111.1MB. Free memory was 69.0MB in the beginning and 65.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 11:52:11,638 INFO L158 Benchmark]: Boogie Preprocessor took 76.44ms. Allocated memory is still 111.1MB. Free memory was 65.8MB in the beginning and 63.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:52:11,638 INFO L158 Benchmark]: RCFGBuilder took 646.99ms. Allocated memory is still 111.1MB. Free memory was 63.7MB in the beginning and 82.3MB in the end (delta: -18.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 11:52:11,639 INFO L158 Benchmark]: TraceAbstraction took 38.09ms. Allocated memory is still 111.1MB. Free memory was 81.6MB in the beginning and 79.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:52:11,640 INFO L158 Benchmark]: Witness Printer took 108.74ms. Allocated memory is still 111.1MB. Free memory was 79.5MB in the beginning and 76.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:52:11,650 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 88.1MB. Free memory was 65.5MB in the beginning and 65.4MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1885.99ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 62.2MB in the beginning and 69.0MB in the end (delta: -6.8MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.30ms. Allocated memory is still 111.1MB. Free memory was 69.0MB in the beginning and 65.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.44ms. Allocated memory is still 111.1MB. Free memory was 65.8MB in the beginning and 63.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 646.99ms. Allocated memory is still 111.1MB. Free memory was 63.7MB in the beginning and 82.3MB in the end (delta: -18.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 38.09ms. Allocated memory is still 111.1MB. Free memory was 81.6MB in the beginning and 79.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 108.74ms. Allocated memory is still 111.1MB. Free memory was 79.5MB in the beginning and 76.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-20 11:52:11,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941016ab-5637-42b0-a968-e18bf4ac99eb/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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: TRUE