./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_04_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_040fb8f0-378b-4662-b16b-b4404fde588a/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040fb8f0-378b-4662-b16b-b4404fde588a/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040fb8f0-378b-4662-b16b-b4404fde588a/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040fb8f0-378b-4662-b16b-b4404fde588a/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_04_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040fb8f0-378b-4662-b16b-b4404fde588a/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040fb8f0-378b-4662-b16b-b4404fde588a/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 224d987ceb09cc9f2ec7176f4f478b53aa40ce51119a4d3f86b1650099ef76b1 --- 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-2329fc7 [2022-12-15 02:36:49,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:36:49,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:36:49,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:36:49,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:36:49,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:36:49,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:36:49,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:36:49,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:36:49,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:36:49,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:36:49,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:36:49,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:36:49,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:36:49,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:36:49,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:36:49,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:36:49,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:36:49,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:36:49,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:36:49,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:36:49,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:36:49,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:36:49,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:36:49,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:36:49,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:36:49,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:36:49,836 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:36:49,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:36:49,838 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:36:49,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:36:49,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:36:49,839 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:36:49,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:36:49,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:36:49,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:36:49,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:36:49,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:36:49,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:36:49,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:36:49,844 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:36:49,845 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040fb8f0-378b-4662-b16b-b4404fde588a/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 02:36:49,866 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:36:49,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:36:49,867 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:36:49,868 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:36:49,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:36:49,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:36:49,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:36:49,869 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:36:49,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:36:49,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:36:49,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:36:49,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:36:49,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:36:49,870 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:36:49,870 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:36:49,870 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:36:49,871 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:36:49,871 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:36:49,871 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:36:49,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:36:49,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:36:49,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:36:49,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:36:49,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:36:49,872 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:36:49,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:36:49,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:36:49,873 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_040fb8f0-378b-4662-b16b-b4404fde588a/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040fb8f0-378b-4662-b16b-b4404fde588a/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 224d987ceb09cc9f2ec7176f4f478b53aa40ce51119a4d3f86b1650099ef76b1 [2022-12-15 02:36:50,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:36:50,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:36:50,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:36:50,053 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:36:50,054 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:36:50,055 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040fb8f0-378b-4662-b16b-b4404fde588a/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_04_good.i [2022-12-15 02:36:52,689 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:36:52,896 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:36:52,896 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040fb8f0-378b-4662-b16b-b4404fde588a/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_04_good.i [2022-12-15 02:36:52,908 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040fb8f0-378b-4662-b16b-b4404fde588a/bin/ukojak-rkRKPMF4O4/data/e139dee21/fa101faac29c401ca21fe97ed251a4a1/FLAG1b4f0e3d8 [2022-12-15 02:36:52,919 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040fb8f0-378b-4662-b16b-b4404fde588a/bin/ukojak-rkRKPMF4O4/data/e139dee21/fa101faac29c401ca21fe97ed251a4a1 [2022-12-15 02:36:52,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:36:52,922 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:36:52,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:36:52,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:36:52,925 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:36:52,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:36:52" (1/1) ... [2022-12-15 02:36:52,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd59fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:36:52, skipping insertion in model container [2022-12-15 02:36:52,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:36:52" (1/1) ... [2022-12-15 02:36:52,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:36:52,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:36:53,239 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:36:53,563 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:36:53,569 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:36:53,570 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:36:53,573 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:36:53,574 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:36:53,607 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:36:53,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:36:53,616 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:36:53,633 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:36:53,682 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:36:53,684 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:36:53,685 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:36:53,687 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:36:53,688 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:36:53,699 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:36:53,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:36:53,809 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:36:53,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:36:53 WrapperNode [2022-12-15 02:36:53,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:36:53,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:36:53,811 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:36:53,811 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:36:53,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:36:53" (1/1) ... [2022-12-15 02:36:53,833 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:36:53" (1/1) ... [2022-12-15 02:36:53,853 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 119 [2022-12-15 02:36:53,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:36:53,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:36:53,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:36:53,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:36:53,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:36:53" (1/1) ... [2022-12-15 02:36:53,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:36:53" (1/1) ... [2022-12-15 02:36:53,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:36:53" (1/1) ... [2022-12-15 02:36:53,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:36:53" (1/1) ... [2022-12-15 02:36:53,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:36:53" (1/1) ... [2022-12-15 02:36:53,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:36:53" (1/1) ... [2022-12-15 02:36:53,871 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:36:53" (1/1) ... [2022-12-15 02:36:53,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:36:53" (1/1) ... [2022-12-15 02:36:53,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:36:53,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:36:53,875 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:36:53,875 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:36:53,876 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:36:53" (1/1) ... [2022-12-15 02:36:53,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:36:53,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040fb8f0-378b-4662-b16b-b4404fde588a/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:36:53,899 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040fb8f0-378b-4662-b16b-b4404fde588a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:36:53,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040fb8f0-378b-4662-b16b-b4404fde588a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:36:53,929 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 02:36:53,930 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 02:36:53,930 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 02:36:53,930 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 02:36:53,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:36:53,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:36:53,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:36:53,930 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 02:36:53,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:36:54,049 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:36:54,051 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:36:54,249 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:36:54,349 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:36:54,349 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 02:36:54,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:36:54 BoogieIcfgContainer [2022-12-15 02:36:54,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:36:54,353 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:36:54,353 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:36:54,362 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:36:54,362 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:36:54" (1/1) ... [2022-12-15 02:36:54,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:36:54,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:54,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-12-15 02:36:54,424 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-12-15 02:36:54,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:36:54,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:54,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:54,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:36:54,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:54,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2022-12-15 02:36:54,705 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-12-15 02:36:54,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:36:54,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:54,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:54,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:36:54,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:54,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-12-15 02:36:54,819 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-12-15 02:36:54,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:36:54,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:54,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:54,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:36:54,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:54,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2022-12-15 02:36:54,922 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-12-15 02:36:54,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:36:54,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:54,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:54,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:54,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:36:55,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:55,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2022-12-15 02:36:55,039 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2022-12-15 02:36:55,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:36:55,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:55,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:55,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:36:55,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:55,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 68 transitions. [2022-12-15 02:36:55,158 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2022-12-15 02:36:55,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:36:55,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:55,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:55,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:55,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:36:55,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:55,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 50 states and 73 transitions. [2022-12-15 02:36:55,242 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 73 transitions. [2022-12-15 02:36:55,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 02:36:55,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:55,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:55,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:36:55,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:55,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 54 states and 79 transitions. [2022-12-15 02:36:55,375 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 79 transitions. [2022-12-15 02:36:55,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 02:36:55,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:55,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:55,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:55,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:36:55,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:55,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 85 transitions. [2022-12-15 02:36:55,529 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2022-12-15 02:36:55,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 02:36:55,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:55,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:55,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:55,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:36:55,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:55,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 61 states and 91 transitions. [2022-12-15 02:36:55,766 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2022-12-15 02:36:55,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:36:55,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:55,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:55,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:36:55,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:55,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 90 transitions. [2022-12-15 02:36:55,893 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2022-12-15 02:36:55,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 02:36:55,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:55,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:55,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:55,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:36:56,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:56,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 89 transitions. [2022-12-15 02:36:56,011 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 89 transitions. [2022-12-15 02:36:56,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:36:56,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:56,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:56,059 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:36:56,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:56,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 63 states and 92 transitions. [2022-12-15 02:36:56,150 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2022-12-15 02:36:56,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:36:56,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:56,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:56,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:56,193 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:36:56,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:56,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 63 states and 91 transitions. [2022-12-15 02:36:56,272 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2022-12-15 02:36:56,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:36:56,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:56,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:56,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:36:56,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:56,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 61 states and 86 transitions. [2022-12-15 02:36:56,423 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 86 transitions. [2022-12-15 02:36:56,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:36:56,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:56,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:56,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:56,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:36:56,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:56,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 63 states and 92 transitions. [2022-12-15 02:36:56,636 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2022-12-15 02:36:56,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:36:56,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:56,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:56,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:36:56,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:56,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 66 states and 96 transitions. [2022-12-15 02:36:56,854 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 96 transitions. [2022-12-15 02:36:56,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:36:56,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:56,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:56,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:56,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:36:56,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:56,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 68 states and 97 transitions. [2022-12-15 02:36:56,970 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 97 transitions. [2022-12-15 02:36:56,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:36:56,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:56,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:56,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:56,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:36:57,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:57,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 44 states and 56 transitions. [2022-12-15 02:36:57,144 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-12-15 02:36:57,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:36:57,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:36:57,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:36:57,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:36:57,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:36:57,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:36:57,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 43 states and 55 transitions. [2022-12-15 02:36:57,317 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-12-15 02:36:57,317 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 02:36:57,317 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2022-12-15 02:36:57,323 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 02:36:57,484 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 02:36:57,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:36:57 ImpRootNode [2022-12-15 02:36:57,488 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:36:57,488 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:36:57,488 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:36:57,488 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:36:57,489 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:36:54" (3/4) ... [2022-12-15 02:36:57,492 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 02:36:57,496 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 02:36:57,496 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 02:36:57,499 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-12-15 02:36:57,499 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-15 02:36:57,499 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 02:36:57,499 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 02:36:57,535 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040fb8f0-378b-4662-b16b-b4404fde588a/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 02:36:57,535 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:36:57,536 INFO L158 Benchmark]: Toolchain (without parser) took 4613.85ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 114.1MB in the beginning and 99.2MB in the end (delta: 14.9MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2022-12-15 02:36:57,536 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 153.1MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:36:57,536 INFO L158 Benchmark]: CACSL2BoogieTranslator took 887.27ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 113.5MB in the beginning and 133.9MB in the end (delta: -20.4MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. [2022-12-15 02:36:57,537 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.00ms. Allocated memory is still 184.5MB. Free memory was 133.9MB in the beginning and 129.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 02:36:57,537 INFO L158 Benchmark]: Boogie Preprocessor took 20.87ms. Allocated memory is still 184.5MB. Free memory was 129.8MB in the beginning and 127.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:36:57,538 INFO L158 Benchmark]: RCFGBuilder took 476.63ms. Allocated memory is still 184.5MB. Free memory was 127.7MB in the beginning and 96.2MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-12-15 02:36:57,538 INFO L158 Benchmark]: CodeCheck took 3135.27ms. Allocated memory is still 184.5MB. Free memory was 96.2MB in the beginning and 103.4MB in the end (delta: -7.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:36:57,538 INFO L158 Benchmark]: Witness Printer took 47.01ms. Allocated memory is still 184.5MB. Free memory was 103.4MB in the beginning and 99.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 02:36:57,539 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 49 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2592 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 966 mSDsluCounter, 1859 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 682 mSDsCounter, 546 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2503 IncrementalHoareTripleChecker+Invalid, 3049 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 546 mSolverCounterUnsat, 1177 mSDtfsCounter, 2503 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3471 GetRequests, 3389 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2324 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 350 NumberOfCodeBlocks, 350 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 331 ConstructedInterpolants, 0 QuantifiedInterpolants, 656 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 24/24 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1652]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 153.1MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 887.27ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 113.5MB in the beginning and 133.9MB in the end (delta: -20.4MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.00ms. Allocated memory is still 184.5MB. Free memory was 133.9MB in the beginning and 129.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.87ms. Allocated memory is still 184.5MB. Free memory was 129.8MB in the beginning and 127.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 476.63ms. Allocated memory is still 184.5MB. Free memory was 127.7MB in the beginning and 96.2MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * CodeCheck took 3135.27ms. Allocated memory is still 184.5MB. Free memory was 96.2MB in the beginning and 103.4MB in the end (delta: -7.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 47.01ms. Allocated memory is still 184.5MB. Free memory was 103.4MB in the beginning and 99.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 02:36:57,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040fb8f0-378b-4662-b16b-b4404fde588a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE