./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_14_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a --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 7cb1cbc2894625d806f8909c2cfa5b2472c674605089a92fe0ac030e304dde65 --- 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-b5237d8 [2022-11-21 13:48:56,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 13:48:56,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 13:48:56,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 13:48:56,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 13:48:56,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 13:48:56,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 13:48:56,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 13:48:56,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 13:48:56,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 13:48:56,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 13:48:56,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 13:48:56,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 13:48:56,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 13:48:56,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 13:48:56,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 13:48:56,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 13:48:56,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 13:48:56,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 13:48:56,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 13:48:56,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 13:48:56,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 13:48:56,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 13:48:56,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 13:48:56,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 13:48:56,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 13:48:56,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 13:48:56,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 13:48:56,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 13:48:56,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 13:48:56,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 13:48:56,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 13:48:56,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 13:48:56,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 13:48:56,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 13:48:56,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 13:48:56,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 13:48:56,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 13:48:56,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 13:48:56,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 13:48:56,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 13:48:56,649 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-21 13:48:56,685 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 13:48:56,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 13:48:56,686 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 13:48:56,687 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 13:48:56,687 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 13:48:56,688 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 13:48:56,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 13:48:56,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 13:48:56,689 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 13:48:56,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 13:48:56,690 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 13:48:56,691 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 13:48:56,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 13:48:56,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 13:48:56,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 13:48:56,692 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 13:48:56,693 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 13:48:56,693 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 13:48:56,693 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 13:48:56,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 13:48:56,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 13:48:56,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 13:48:56,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 13:48:56,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 13:48:56,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 13:48:56,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 13:48:56,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 13:48:56,696 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 13:48:56,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 13:48:56,696 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 13:48:56,696 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 13:48:56,697 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 13:48:56,697 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_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cb1cbc2894625d806f8909c2cfa5b2472c674605089a92fe0ac030e304dde65 [2022-11-21 13:48:56,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 13:48:57,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 13:48:57,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 13:48:57,014 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 13:48:57,014 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 13:48:57,015 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_14_bad.i [2022-11-21 13:48:59,987 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 13:49:00,435 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 13:49:00,436 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_14_bad.i [2022-11-21 13:49:00,461 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/data/9d48b546e/aeed83822bde49d4ac2202ceab0917c2/FLAGe2ea261e1 [2022-11-21 13:49:00,476 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/data/9d48b546e/aeed83822bde49d4ac2202ceab0917c2 [2022-11-21 13:49:00,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 13:49:00,480 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 13:49:00,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 13:49:00,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 13:49:00,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 13:49:00,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:49:00" (1/1) ... [2022-11-21 13:49:00,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b05b4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:00, skipping insertion in model container [2022-11-21 13:49:00,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:49:00" (1/1) ... [2022-11-21 13:49:00,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 13:49:00,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 13:49:00,924 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 13:49:01,489 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 13:49:01,504 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 13:49:01,541 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 13:49:01,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 13:49:01,840 INFO L208 MainTranslator]: Completed translation [2022-11-21 13:49:01,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:01 WrapperNode [2022-11-21 13:49:01,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 13:49:01,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 13:49:01,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 13:49:01,843 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 13:49:01,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:01" (1/1) ... [2022-11-21 13:49:01,876 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:01" (1/1) ... [2022-11-21 13:49:01,899 INFO L138 Inliner]: procedures = 499, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2022-11-21 13:49:01,899 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 13:49:01,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 13:49:01,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 13:49:01,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 13:49:01,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:01" (1/1) ... [2022-11-21 13:49:01,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:01" (1/1) ... [2022-11-21 13:49:01,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:01" (1/1) ... [2022-11-21 13:49:01,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:01" (1/1) ... [2022-11-21 13:49:01,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:01" (1/1) ... [2022-11-21 13:49:01,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:01" (1/1) ... [2022-11-21 13:49:01,921 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:01" (1/1) ... [2022-11-21 13:49:01,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:01" (1/1) ... [2022-11-21 13:49:01,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 13:49:01,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 13:49:01,926 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 13:49:01,926 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 13:49:01,927 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:01" (1/1) ... [2022-11-21 13:49:01,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 13:49:01,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 13:49:01,975 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 13:49:01,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 13:49:02,035 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 13:49:02,035 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 13:49:02,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 13:49:02,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 13:49:02,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 13:49:02,037 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 13:49:02,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 13:49:02,196 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 13:49:02,212 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 13:49:02,452 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 13:49:02,457 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 13:49:02,464 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 13:49:02,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:49:02 BoogieIcfgContainer [2022-11-21 13:49:02,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 13:49:02,483 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 13:49:02,484 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 13:49:02,487 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 13:49:02,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:49:00" (1/3) ... [2022-11-21 13:49:02,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63952868 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:49:02, skipping insertion in model container [2022-11-21 13:49:02,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:01" (2/3) ... [2022-11-21 13:49:02,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63952868 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:49:02, skipping insertion in model container [2022-11-21 13:49:02,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:49:02" (3/3) ... [2022-11-21 13:49:02,490 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_postdec_14_bad.i [2022-11-21 13:49:02,506 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 13:49:02,507 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-21 13:49:02,563 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 13:49:02,570 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;@5f324103, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 13:49:02,571 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-21 13:49:02,575 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-21 13:49:02,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 13:49:02,585 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:49:02,585 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:49:02,586 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-21 13:49:02,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:49:02,593 INFO L85 PathProgramCache]: Analyzing trace with hash 1654475935, now seen corresponding path program 1 times [2022-11-21 13:49:02,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:49:02,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472558189] [2022-11-21 13:49:02,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:49:02,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:49:02,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:49:02,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 13:49:02,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:49:02,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472558189] [2022-11-21 13:49:02,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472558189] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:49:02,889 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:49:02,889 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 13:49:02,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138707047] [2022-11-21 13:49:02,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:49:02,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 13:49:02,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:49:02,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 13:49:02,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 13:49:02,935 INFO L87 Difference]: Start difference. First operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-21 13:49:02,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:49:02,964 INFO L93 Difference]: Finished difference Result 39 states and 44 transitions. [2022-11-21 13:49:02,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 13:49:02,966 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-11-21 13:49:02,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:49:02,973 INFO L225 Difference]: With dead ends: 39 [2022-11-21 13:49:02,973 INFO L226 Difference]: Without dead ends: 16 [2022-11-21 13:49:02,976 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 13:49:02,980 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 21 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-21 13:49:02,981 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 23 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 13:49:02,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-11-21 13:49:03,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2022-11-21 13:49:03,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 13 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-21 13:49:03,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 17 transitions. [2022-11-21 13:49:03,017 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 17 transitions. Word has length 11 [2022-11-21 13:49:03,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:49:03,018 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 17 transitions. [2022-11-21 13:49:03,018 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-21 13:49:03,018 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2022-11-21 13:49:03,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 13:49:03,019 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:49:03,019 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:49:03,020 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 13:49:03,020 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-21 13:49:03,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:49:03,021 INFO L85 PathProgramCache]: Analyzing trace with hash 804858586, now seen corresponding path program 1 times [2022-11-21 13:49:03,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:49:03,021 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019498538] [2022-11-21 13:49:03,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:49:03,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:49:03,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:03,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:49:03,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:03,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 13:49:03,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:49:03,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019498538] [2022-11-21 13:49:03,362 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019498538] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:49:03,362 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:49:03,362 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 13:49:03,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109664667] [2022-11-21 13:49:03,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:49:03,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 13:49:03,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:49:03,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 13:49:03,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 13:49:03,378 INFO L87 Difference]: Start difference. First operand 16 states and 17 transitions. Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-21 13:49:03,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:49:03,401 INFO L93 Difference]: Finished difference Result 16 states and 17 transitions. [2022-11-21 13:49:03,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 13:49:03,402 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-11-21 13:49:03,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:49:03,402 INFO L225 Difference]: With dead ends: 16 [2022-11-21 13:49:03,403 INFO L226 Difference]: Without dead ends: 15 [2022-11-21 13:49:03,403 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-21 13:49:03,405 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 8 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-21 13:49:03,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 33 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 13:49:03,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2022-11-21 13:49:03,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-11-21 13:49:03,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-21 13:49:03,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2022-11-21 13:49:03,412 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 16 transitions. Word has length 13 [2022-11-21 13:49:03,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:49:03,414 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 16 transitions. [2022-11-21 13:49:03,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-21 13:49:03,415 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2022-11-21 13:49:03,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 13:49:03,416 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:49:03,417 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:49:03,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 13:49:03,419 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-21 13:49:03,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:49:03,421 INFO L85 PathProgramCache]: Analyzing trace with hash -819187548, now seen corresponding path program 1 times [2022-11-21 13:49:03,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:49:03,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061805431] [2022-11-21 13:49:03,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:49:03,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:49:03,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 13:49:03,472 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 13:49:03,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 13:49:03,550 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 13:49:03,550 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-21 13:49:03,552 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-21 13:49:03,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-21 13:49:03,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-21 13:49:03,558 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-21 13:49:03,562 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-21 13:49:03,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 01:49:03 BoogieIcfgContainer [2022-11-21 13:49:03,619 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 13:49:03,620 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 13:49:03,620 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 13:49:03,621 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 13:49:03,621 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:49:02" (3/4) ... [2022-11-21 13:49:03,624 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 13:49:03,624 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 13:49:03,626 INFO L158 Benchmark]: Toolchain (without parser) took 3144.43ms. Allocated memory is still 192.9MB. Free memory was 153.0MB in the beginning and 86.8MB in the end (delta: 66.3MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2022-11-21 13:49:03,626 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 138.4MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 13:49:03,627 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1359.78ms. Allocated memory is still 192.9MB. Free memory was 152.9MB in the beginning and 158.1MB in the end (delta: -5.2MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2022-11-21 13:49:03,629 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.07ms. Allocated memory is still 192.9MB. Free memory was 158.1MB in the beginning and 154.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 13:49:03,633 INFO L158 Benchmark]: Boogie Preprocessor took 25.21ms. Allocated memory is still 192.9MB. Free memory was 154.9MB in the beginning and 153.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 13:49:03,634 INFO L158 Benchmark]: RCFGBuilder took 540.84ms. Allocated memory is still 192.9MB. Free memory was 153.9MB in the beginning and 139.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 13:49:03,635 INFO L158 Benchmark]: TraceAbstraction took 1136.20ms. Allocated memory is still 192.9MB. Free memory was 139.2MB in the beginning and 87.8MB in the end (delta: 51.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2022-11-21 13:49:03,635 INFO L158 Benchmark]: Witness Printer took 4.16ms. Allocated memory is still 192.9MB. Free memory was 87.8MB in the beginning and 86.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 13:49:03,637 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 138.4MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1359.78ms. Allocated memory is still 192.9MB. Free memory was 152.9MB in the beginning and 158.1MB in the end (delta: -5.2MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.07ms. Allocated memory is still 192.9MB. Free memory was 158.1MB in the beginning and 154.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.21ms. Allocated memory is still 192.9MB. Free memory was 154.9MB in the beginning and 153.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 540.84ms. Allocated memory is still 192.9MB. Free memory was 153.9MB in the beginning and 139.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1136.20ms. Allocated memory is still 192.9MB. Free memory was 139.2MB in the beginning and 87.8MB in the end (delta: 51.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Witness Printer took 4.16ms. Allocated memory is still 192.9MB. Free memory was 87.8MB in the beginning and 86.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseXor at line 1554, overapproximation of bitwiseAnd at line 1554. 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] [L1568] 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) [L1568] RET printLine("Calling bad()...") VAL [\old(argc)=2147483650, argc=2147483650, argv={2147483649:2147483651}, argv={2147483649:2147483651}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_rand_postdec_14_bad() [L1550] int data; [L1551] 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] [L1552] COND TRUE globalFive==5 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] 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()=0, rand()=4, rand()=65536, rand()=0, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=2147483648] [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1556] COND TRUE globalFive==5 [L1559] data-- VAL [data=-2147483648, data--=-2147483648, 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: 1559]: 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 2 procedures, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 29 mSDsluCounter, 56 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 36 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, InterpolantAutomatonStates: 7, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 34 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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 [2022-11-21 13:49:03,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/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_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a --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 7cb1cbc2894625d806f8909c2cfa5b2472c674605089a92fe0ac030e304dde65 --- 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-b5237d8 [2022-11-21 13:49:05,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 13:49:06,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 13:49:06,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 13:49:06,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 13:49:06,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 13:49:06,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 13:49:06,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 13:49:06,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 13:49:06,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 13:49:06,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 13:49:06,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 13:49:06,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 13:49:06,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 13:49:06,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 13:49:06,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 13:49:06,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 13:49:06,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 13:49:06,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 13:49:06,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 13:49:06,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 13:49:06,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 13:49:06,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 13:49:06,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 13:49:06,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 13:49:06,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 13:49:06,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 13:49:06,100 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 13:49:06,101 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 13:49:06,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 13:49:06,103 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 13:49:06,103 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 13:49:06,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 13:49:06,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 13:49:06,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 13:49:06,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 13:49:06,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 13:49:06,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 13:49:06,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 13:49:06,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 13:49:06,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 13:49:06,116 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-21 13:49:06,151 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 13:49:06,151 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 13:49:06,153 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 13:49:06,153 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 13:49:06,154 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 13:49:06,154 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 13:49:06,155 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 13:49:06,155 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 13:49:06,155 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 13:49:06,156 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 13:49:06,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 13:49:06,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 13:49:06,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 13:49:06,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 13:49:06,157 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 13:49:06,158 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 13:49:06,158 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 13:49:06,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 13:49:06,158 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 13:49:06,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 13:49:06,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 13:49:06,159 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 13:49:06,159 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 13:49:06,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 13:49:06,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 13:49:06,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 13:49:06,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 13:49:06,160 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-21 13:49:06,161 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 13:49:06,161 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 13:49:06,161 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 13:49:06,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 13:49:06,162 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 13:49:06,162 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_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cb1cbc2894625d806f8909c2cfa5b2472c674605089a92fe0ac030e304dde65 [2022-11-21 13:49:06,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 13:49:06,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 13:49:06,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 13:49:06,582 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 13:49:06,583 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 13:49:06,585 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_14_bad.i [2022-11-21 13:49:09,598 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 13:49:09,980 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 13:49:09,981 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_14_bad.i [2022-11-21 13:49:10,003 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/data/550363da5/5f8f8a9b567944b3a74726f2ae4ac416/FLAG2d26130d6 [2022-11-21 13:49:10,022 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/data/550363da5/5f8f8a9b567944b3a74726f2ae4ac416 [2022-11-21 13:49:10,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 13:49:10,026 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 13:49:10,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 13:49:10,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 13:49:10,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 13:49:10,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:49:10" (1/1) ... [2022-11-21 13:49:10,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@364eec15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:10, skipping insertion in model container [2022-11-21 13:49:10,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:49:10" (1/1) ... [2022-11-21 13:49:10,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 13:49:10,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 13:49:10,499 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 13:49:11,144 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 13:49:11,182 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 13:49:11,218 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 13:49:11,272 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 13:49:11,446 INFO L208 MainTranslator]: Completed translation [2022-11-21 13:49:11,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:11 WrapperNode [2022-11-21 13:49:11,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 13:49:11,448 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 13:49:11,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 13:49:11,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 13:49:11,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:11" (1/1) ... [2022-11-21 13:49:11,478 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:11" (1/1) ... [2022-11-21 13:49:11,500 INFO L138 Inliner]: procedures = 504, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2022-11-21 13:49:11,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 13:49:11,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 13:49:11,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 13:49:11,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 13:49:11,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:11" (1/1) ... [2022-11-21 13:49:11,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:11" (1/1) ... [2022-11-21 13:49:11,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:11" (1/1) ... [2022-11-21 13:49:11,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:11" (1/1) ... [2022-11-21 13:49:11,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:11" (1/1) ... [2022-11-21 13:49:11,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:11" (1/1) ... [2022-11-21 13:49:11,553 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:11" (1/1) ... [2022-11-21 13:49:11,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:11" (1/1) ... [2022-11-21 13:49:11,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 13:49:11,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 13:49:11,566 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 13:49:11,566 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 13:49:11,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:11" (1/1) ... [2022-11-21 13:49:11,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 13:49:11,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 13:49:11,601 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 13:49:11,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 13:49:11,651 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 13:49:11,651 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 13:49:11,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 13:49:11,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 13:49:11,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 13:49:11,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 13:49:11,652 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 13:49:11,868 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 13:49:11,870 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 13:49:11,994 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 13:49:12,000 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 13:49:12,000 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 13:49:12,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:49:12 BoogieIcfgContainer [2022-11-21 13:49:12,002 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 13:49:12,005 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 13:49:12,005 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 13:49:12,008 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 13:49:12,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:49:10" (1/3) ... [2022-11-21 13:49:12,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f2bb38b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:49:12, skipping insertion in model container [2022-11-21 13:49:12,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:49:11" (2/3) ... [2022-11-21 13:49:12,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f2bb38b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:49:12, skipping insertion in model container [2022-11-21 13:49:12,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:49:12" (3/3) ... [2022-11-21 13:49:12,015 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_postdec_14_bad.i [2022-11-21 13:49:12,034 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 13:49:12,034 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-21 13:49:12,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f2bb38b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 01:49:12, skipping insertion in model container [2022-11-21 13:49:12,036 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 13:49:12,037 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 13:49:12,037 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 13:49:12,038 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 13:49:12,038 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:49:12" (3/3) ... [2022-11-21 13:49:12,042 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 13:49:12,048 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 13:49:12,054 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-21 13:49:12,054 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-21 13:49:12,054 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 13:49:12,055 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 13:49:12,136 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 13:49:12,136 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 13:49:12,137 INFO L158 Benchmark]: Toolchain (without parser) took 2111.05ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 54.3MB in the beginning and 81.6MB in the end (delta: -27.2MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2022-11-21 13:49:12,138 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 79.7MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 13:49:12,138 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1419.85ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 54.1MB in the beginning and 73.2MB in the end (delta: -19.1MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2022-11-21 13:49:12,139 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.40ms. Allocated memory is still 109.1MB. Free memory was 73.2MB in the beginning and 70.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 13:49:12,145 INFO L158 Benchmark]: Boogie Preprocessor took 63.30ms. Allocated memory is still 109.1MB. Free memory was 70.0MB in the beginning and 67.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 13:49:12,145 INFO L158 Benchmark]: RCFGBuilder took 437.05ms. Allocated memory is still 109.1MB. Free memory was 67.9MB in the beginning and 54.8MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 13:49:12,146 INFO L158 Benchmark]: TraceAbstraction took 31.17ms. Allocated memory is still 109.1MB. Free memory was 54.3MB in the beginning and 52.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 13:49:12,146 INFO L158 Benchmark]: Witness Printer took 98.65ms. Allocated memory is still 109.1MB. Free memory was 52.1MB in the beginning and 81.6MB in the end (delta: -29.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 13:49:12,155 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 79.7MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1419.85ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 54.1MB in the beginning and 73.2MB in the end (delta: -19.1MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.40ms. Allocated memory is still 109.1MB. Free memory was 73.2MB in the beginning and 70.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.30ms. Allocated memory is still 109.1MB. Free memory was 70.0MB in the beginning and 67.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 437.05ms. Allocated memory is still 109.1MB. Free memory was 67.9MB in the beginning and 54.8MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 31.17ms. Allocated memory is still 109.1MB. Free memory was 54.3MB in the beginning and 52.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 98.65ms. Allocated memory is still 109.1MB. Free memory was 52.1MB in the beginning and 81.6MB in the end (delta: -29.4MB). Peak memory consumption was 6.3MB. 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! [2022-11-21 13:49:12,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8b46b4-f563-43d0-aaca-a59a5ffa5fb9/bin/uautomizer-vX5HgA9Q3a/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