./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_06_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_cbc770de-d896-4ea8-97f6-82006e2cfa73/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc770de-d896-4ea8-97f6-82006e2cfa73/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_cbc770de-d896-4ea8-97f6-82006e2cfa73/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc770de-d896-4ea8-97f6-82006e2cfa73/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_06_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc770de-d896-4ea8-97f6-82006e2cfa73/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_cbc770de-d896-4ea8-97f6-82006e2cfa73/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 83e4ac65afe790e458f94ce8a18a21fadc9919e8efbf9599a55668733f501240 --- 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 00:31:54,716 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:31:54,717 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:31:54,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:31:54,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:31:54,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:31:54,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:31:54,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:31:54,742 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:31:54,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:31:54,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:31:54,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:31:54,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:31:54,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:31:54,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:31:54,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:31:54,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:31:54,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:31:54,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:31:54,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:31:54,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:31:54,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:31:54,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:31:54,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:31:54,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:31:54,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:31:54,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:31:54,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:31:54,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:31:54,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:31:54,767 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:31:54,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:31:54,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:31:54,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:31:54,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:31:54,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:31:54,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:31:54,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:31:54,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:31:54,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:31:54,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:31:54,774 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc770de-d896-4ea8-97f6-82006e2cfa73/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 00:31:54,796 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:31:54,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:31:54,797 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:31:54,797 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:31:54,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:31:54,798 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:31:54,798 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:31:54,798 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:31:54,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:31:54,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:31:54,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:31:54,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:31:54,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:31:54,799 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:31:54,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:31:54,800 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:31:54,800 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:31:54,800 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:31:54,800 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:31:54,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:31:54,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:31:54,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:31:54,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:31:54,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:31:54,801 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:31:54,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:31:54,801 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:31:54,801 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_cbc770de-d896-4ea8-97f6-82006e2cfa73/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc770de-d896-4ea8-97f6-82006e2cfa73/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83e4ac65afe790e458f94ce8a18a21fadc9919e8efbf9599a55668733f501240 [2022-12-15 00:31:54,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:31:54,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:31:55,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:31:55,001 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:31:55,002 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:31:55,002 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc770de-d896-4ea8-97f6-82006e2cfa73/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_06_good.i [2022-12-15 00:31:57,557 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:31:57,823 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:31:57,824 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc770de-d896-4ea8-97f6-82006e2cfa73/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_06_good.i [2022-12-15 00:31:57,836 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc770de-d896-4ea8-97f6-82006e2cfa73/bin/ukojak-rkRKPMF4O4/data/ce687be58/a037146540c1436b8c6dbb3d4d02f69f/FLAG8e52b09d3 [2022-12-15 00:31:58,115 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc770de-d896-4ea8-97f6-82006e2cfa73/bin/ukojak-rkRKPMF4O4/data/ce687be58/a037146540c1436b8c6dbb3d4d02f69f [2022-12-15 00:31:58,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:31:58,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:31:58,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:31:58,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:31:58,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:31:58,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:31:58" (1/1) ... [2022-12-15 00:31:58,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@623fc246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:58, skipping insertion in model container [2022-12-15 00:31:58,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:31:58" (1/1) ... [2022-12-15 00:31:58,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:31:58,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:31:58,390 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 00:31:58,665 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 00:31:58,669 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 00:31:58,671 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 00:31:58,673 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 00:31:58,673 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 00:31:58,703 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 00:31:58,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:31:58,711 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:31:58,724 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 00:31:58,753 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 00:31:58,754 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 00:31:58,755 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 00:31:58,757 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 00:31:58,758 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 00:31:58,765 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 00:31:58,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:31:58,862 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:31:58,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:58 WrapperNode [2022-12-15 00:31:58,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:31:58,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:31:58,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:31:58,864 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:31:58,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:58" (1/1) ... [2022-12-15 00:31:58,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:58" (1/1) ... [2022-12-15 00:31:58,920 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 126 [2022-12-15 00:31:58,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:31:58,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:31:58,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:31:58,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:31:58,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:58" (1/1) ... [2022-12-15 00:31:58,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:58" (1/1) ... [2022-12-15 00:31:58,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:58" (1/1) ... [2022-12-15 00:31:58,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:58" (1/1) ... [2022-12-15 00:31:58,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:58" (1/1) ... [2022-12-15 00:31:58,944 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:58" (1/1) ... [2022-12-15 00:31:58,946 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:58" (1/1) ... [2022-12-15 00:31:58,948 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:58" (1/1) ... [2022-12-15 00:31:58,951 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:31:58,952 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:31:58,952 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:31:58,952 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:31:58,953 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:58" (1/1) ... [2022-12-15 00:31:58,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:31:58,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc770de-d896-4ea8-97f6-82006e2cfa73/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:31:58,983 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc770de-d896-4ea8-97f6-82006e2cfa73/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:31:58,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc770de-d896-4ea8-97f6-82006e2cfa73/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:31:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 00:31:59,019 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 00:31:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 00:31:59,019 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 00:31:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:31:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:31:59,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:31:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 00:31:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 00:31:59,126 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:31:59,127 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:31:59,323 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:31:59,440 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:31:59,441 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 00:31:59,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:31:59 BoogieIcfgContainer [2022-12-15 00:31:59,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:31:59,444 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:31:59,444 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:31:59,454 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:31:59,454 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:31:59" (1/1) ... [2022-12-15 00:31:59,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:31:59,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:31:59,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2022-12-15 00:31:59,511 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-12-15 00:31:59,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 00:31:59,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:31:59,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:31:59,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:31:59,753 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 00:31:59,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:31:59,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2022-12-15 00:31:59,785 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-12-15 00:31:59,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 00:31:59,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:31:59,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:31:59,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:31:59,912 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 00:31:59,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:31:59,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 43 states and 57 transitions. [2022-12-15 00:31:59,991 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2022-12-15 00:31:59,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 00:31:59,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:31:59,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:32:00,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:32:00,031 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 00:32:00,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:32:00,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 42 states and 54 transitions. [2022-12-15 00:32:00,088 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-12-15 00:32:00,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 00:32:00,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:32:00,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:32:00,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:32:00,170 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 00:32:00,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:32:00,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 41 states and 53 transitions. [2022-12-15 00:32:00,189 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2022-12-15 00:32:00,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 00:32:00,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:32:00,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:32:00,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:32:00,350 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 00:32:00,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:32:00,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 54 transitions. [2022-12-15 00:32:00,442 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2022-12-15 00:32:00,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 00:32:00,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:32:00,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:32:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:32:00,485 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 00:32:00,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:32:00,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 42 states and 54 transitions. [2022-12-15 00:32:00,552 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-12-15 00:32:00,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 00:32:00,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:32:00,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:32:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:32:00,604 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 00:32:00,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:32:00,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 51 transitions. [2022-12-15 00:32:00,729 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-12-15 00:32:00,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 00:32:00,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:32:00,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:32:00,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:32:00,803 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 00:32:00,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:32:00,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 55 transitions. [2022-12-15 00:32:00,848 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-12-15 00:32:00,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 00:32:00,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:32:00,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:32:00,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:32:00,934 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 00:32:01,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:32:01,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 60 transitions. [2022-12-15 00:32:01,075 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2022-12-15 00:32:01,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 00:32:01,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:32:01,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:32:01,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:32:01,131 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 00:32:01,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:32:01,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 62 transitions. [2022-12-15 00:32:01,154 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2022-12-15 00:32:01,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 00:32:01,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:32:01,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:32:01,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:32:01,194 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 00:32:01,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:32:01,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 63 transitions. [2022-12-15 00:32:01,291 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-12-15 00:32:01,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 00:32:01,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:32:01,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:32:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:32:01,326 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 00:32:01,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:32:01,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 37 states and 45 transitions. [2022-12-15 00:32:01,496 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2022-12-15 00:32:01,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 00:32:01,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:32:01,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:32:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:32:01,612 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 00:32:01,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:32:01,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 36 states and 44 transitions. [2022-12-15 00:32:01,888 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-12-15 00:32:01,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 00:32:01,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:32:01,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:32:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:32:02,020 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 00:32:02,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:32:02,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 35 states and 43 transitions. [2022-12-15 00:32:02,199 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2022-12-15 00:32:02,200 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 00:32:02,200 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2022-12-15 00:32:02,207 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 00:32:02,277 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 00:32:02,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 12:32:02 ImpRootNode [2022-12-15 00:32:02,282 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 00:32:02,282 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 00:32:02,282 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 00:32:02,282 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 00:32:02,283 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:31:59" (3/4) ... [2022-12-15 00:32:02,285 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 00:32:02,289 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 00:32:02,289 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 00:32:02,292 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-12-15 00:32:02,293 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-12-15 00:32:02,293 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 00:32:02,293 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 00:32:02,333 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc770de-d896-4ea8-97f6-82006e2cfa73/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 00:32:02,333 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 00:32:02,334 INFO L158 Benchmark]: Toolchain (without parser) took 4215.44ms. Allocated memory was 130.0MB in the beginning and 195.0MB in the end (delta: 65.0MB). Free memory was 94.9MB in the beginning and 76.1MB in the end (delta: 18.8MB). Peak memory consumption was 85.7MB. Max. memory is 16.1GB. [2022-12-15 00:32:02,334 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 130.0MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:32:02,335 INFO L158 Benchmark]: CACSL2BoogieTranslator took 743.63ms. Allocated memory was 130.0MB in the beginning and 161.5MB in the end (delta: 31.5MB). Free memory was 94.9MB in the beginning and 107.3MB in the end (delta: -12.4MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2022-12-15 00:32:02,335 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.98ms. Allocated memory is still 161.5MB. Free memory was 106.5MB in the beginning and 103.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 00:32:02,335 INFO L158 Benchmark]: Boogie Preprocessor took 30.13ms. Allocated memory is still 161.5MB. Free memory was 103.1MB in the beginning and 101.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:32:02,335 INFO L158 Benchmark]: RCFGBuilder took 491.59ms. Allocated memory is still 161.5MB. Free memory was 101.0MB in the beginning and 122.4MB in the end (delta: -21.4MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2022-12-15 00:32:02,336 INFO L158 Benchmark]: CodeCheck took 2837.33ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 122.4MB in the beginning and 80.3MB in the end (delta: 42.1MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. [2022-12-15 00:32:02,336 INFO L158 Benchmark]: Witness Printer took 51.45ms. Allocated memory is still 195.0MB. Free memory was 80.3MB in the beginning and 76.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 00:32:02,338 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, 45 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1352 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 297 mSDsluCounter, 852 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 140 mSDsCounter, 362 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1159 IncrementalHoareTripleChecker+Invalid, 1521 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 362 mSolverCounterUnsat, 712 mSDtfsCounter, 1159 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2138 GetRequests, 2060 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2034 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 259 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 245 ConstructedInterpolants, 0 QuantifiedInterpolants, 499 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 56/56 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: 1565]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1565]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1587]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1587]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1612]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1612]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: 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: 1647]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 130.0MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 743.63ms. Allocated memory was 130.0MB in the beginning and 161.5MB in the end (delta: 31.5MB). Free memory was 94.9MB in the beginning and 107.3MB in the end (delta: -12.4MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.98ms. Allocated memory is still 161.5MB. Free memory was 106.5MB in the beginning and 103.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.13ms. Allocated memory is still 161.5MB. Free memory was 103.1MB in the beginning and 101.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 491.59ms. Allocated memory is still 161.5MB. Free memory was 101.0MB in the beginning and 122.4MB in the end (delta: -21.4MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. * CodeCheck took 2837.33ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 122.4MB in the beginning and 80.3MB in the end (delta: 42.1MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. * Witness Printer took 51.45ms. Allocated memory is still 195.0MB. Free memory was 80.3MB in the beginning and 76.1MB 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 00:32:02,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc770de-d896-4ea8-97f6-82006e2cfa73/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