./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_09_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7712b944-0792-42b7-bac2-416bbd524b27/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7712b944-0792-42b7-bac2-416bbd524b27/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_7712b944-0792-42b7-bac2-416bbd524b27/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7712b944-0792-42b7-bac2-416bbd524b27/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_09_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7712b944-0792-42b7-bac2-416bbd524b27/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_7712b944-0792-42b7-bac2-416bbd524b27/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 fc72386314414fabf94e6d82d60679ab07d15db5567c5294668f3d10b3b3054f --- 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 [2022-12-14 23:00:07,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:00:07,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:00:07,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:00:08,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:00:08,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:00:08,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:00:08,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:00:08,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:00:08,004 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:00:08,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:00:08,006 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:00:08,006 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:00:08,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:00:08,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:00:08,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:00:08,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:00:08,010 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:00:08,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:00:08,012 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:00:08,013 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:00:08,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:00:08,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:00:08,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:00:08,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:00:08,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:00:08,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:00:08,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:00:08,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:00:08,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:00:08,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:00:08,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:00:08,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:00:08,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:00:08,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:00:08,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:00:08,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:00:08,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:00:08,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:00:08,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:00:08,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:00:08,027 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7712b944-0792-42b7-bac2-416bbd524b27/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 23:00:08,042 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:00:08,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:00:08,043 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:00:08,043 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:00:08,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:00:08,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:00:08,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:00:08,044 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:00:08,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:00:08,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:00:08,044 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:00:08,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:00:08,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:00:08,045 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:00:08,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:00:08,045 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:00:08,045 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:00:08,045 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:00:08,046 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:00:08,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:00:08,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:00:08,046 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:00:08,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:00:08,046 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:00:08,046 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:00:08,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:00:08,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:00:08,047 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_7712b944-0792-42b7-bac2-416bbd524b27/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7712b944-0792-42b7-bac2-416bbd524b27/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc72386314414fabf94e6d82d60679ab07d15db5567c5294668f3d10b3b3054f [2022-12-14 23:00:08,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:00:08,253 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:00:08,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:00:08,256 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:00:08,257 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:00:08,257 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7712b944-0792-42b7-bac2-416bbd524b27/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_09_good.i [2022-12-14 23:00:10,858 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:00:11,051 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:00:11,052 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7712b944-0792-42b7-bac2-416bbd524b27/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_09_good.i [2022-12-14 23:00:11,064 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7712b944-0792-42b7-bac2-416bbd524b27/bin/ukojak-rkRKPMF4O4/data/c1de0e87b/53d7e11352df4efda335d31e26895319/FLAGac2e5ebee [2022-12-14 23:00:11,076 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7712b944-0792-42b7-bac2-416bbd524b27/bin/ukojak-rkRKPMF4O4/data/c1de0e87b/53d7e11352df4efda335d31e26895319 [2022-12-14 23:00:11,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:00:11,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:00:11,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:00:11,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:00:11,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:00:11,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:00:11" (1/1) ... [2022-12-14 23:00:11,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e5ae8c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:00:11, skipping insertion in model container [2022-12-14 23:00:11,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:00:11" (1/1) ... [2022-12-14 23:00:11,090 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:00:11,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:00:11,410 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 23:00:11,738 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 23:00:11,743 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:00:11,745 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:00:11,747 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:00:11,748 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:00:11,779 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 23:00:11,780 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:00:11,788 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:00:11,806 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 23:00:11,855 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 23:00:11,856 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:00:11,857 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:00:11,859 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:00:11,859 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:00:11,867 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 23:00:11,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:00:11,963 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:00:11,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:00:11 WrapperNode [2022-12-14 23:00:11,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:00:11,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:00:11,964 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:00:11,964 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:00:11,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:00:11" (1/1) ... [2022-12-14 23:00:11,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:00:11" (1/1) ... [2022-12-14 23:00:12,005 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 117 [2022-12-14 23:00:12,005 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:00:12,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:00:12,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:00:12,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:00:12,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:00:11" (1/1) ... [2022-12-14 23:00:12,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:00:11" (1/1) ... [2022-12-14 23:00:12,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:00:11" (1/1) ... [2022-12-14 23:00:12,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:00:11" (1/1) ... [2022-12-14 23:00:12,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:00:11" (1/1) ... [2022-12-14 23:00:12,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:00:11" (1/1) ... [2022-12-14 23:00:12,023 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:00:11" (1/1) ... [2022-12-14 23:00:12,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:00:11" (1/1) ... [2022-12-14 23:00:12,026 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:00:12,026 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:00:12,027 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:00:12,027 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:00:12,027 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:00:11" (1/1) ... [2022-12-14 23:00:12,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:00:12,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7712b944-0792-42b7-bac2-416bbd524b27/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:00:12,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7712b944-0792-42b7-bac2-416bbd524b27/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:00:12,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7712b944-0792-42b7-bac2-416bbd524b27/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:00:12,084 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 23:00:12,084 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 23:00:12,084 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 23:00:12,084 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 23:00:12,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:00:12,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:00:12,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:00:12,085 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 23:00:12,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:00:12,191 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:00:12,192 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:00:12,373 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:00:12,473 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:00:12,473 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 23:00:12,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:00:12 BoogieIcfgContainer [2022-12-14 23:00:12,476 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:00:12,476 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:00:12,476 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:00:12,483 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:00:12,484 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:00:12" (1/1) ... [2022-12-14 23:00:12,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:00:12,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:12,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-12-14 23:00:12,529 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-12-14 23:00:12,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:00:12,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:12,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:12,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:12,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:00:12,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:12,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2022-12-14 23:00:12,748 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-12-14 23:00:12,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:00:12,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:12,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:12,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:00:12,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:12,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-12-14 23:00:12,872 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-12-14 23:00:12,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 23:00:12,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:12,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:12,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:12,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:00:12,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:12,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2022-12-14 23:00:12,965 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-12-14 23:00:12,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 23:00:12,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:12,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:13,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:00:13,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:13,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2022-12-14 23:00:13,057 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2022-12-14 23:00:13,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:00:13,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:13,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:13,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:13,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:00:13,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:13,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 68 transitions. [2022-12-14 23:00:13,154 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2022-12-14 23:00:13,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:00:13,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:13,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:13,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:13,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:00:13,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:13,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 50 states and 73 transitions. [2022-12-14 23:00:13,222 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 73 transitions. [2022-12-14 23:00:13,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:00:13,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:13,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:13,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:13,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:00:13,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:13,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 54 states and 79 transitions. [2022-12-14 23:00:13,345 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 79 transitions. [2022-12-14 23:00:13,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:00:13,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:13,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:13,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:00:13,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:13,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 85 transitions. [2022-12-14 23:00:13,500 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2022-12-14 23:00:13,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 23:00:13,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:13,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:13,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:13,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:00:13,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:13,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 61 states and 91 transitions. [2022-12-14 23:00:13,740 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2022-12-14 23:00:13,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:00:13,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:13,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:13,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:00:13,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:13,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 90 transitions. [2022-12-14 23:00:13,875 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2022-12-14 23:00:13,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:00:13,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:13,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:13,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:13,912 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 23:00:13,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:13,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 63 states and 94 transitions. [2022-12-14 23:00:13,997 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2022-12-14 23:00:13,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:00:13,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:13,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:14,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:14,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:00:14,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:14,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 63 states and 93 transitions. [2022-12-14 23:00:14,149 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 93 transitions. [2022-12-14 23:00:14,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:00:14,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:14,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:14,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:14,192 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 23:00:14,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:14,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 63 states and 92 transitions. [2022-12-14 23:00:14,286 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2022-12-14 23:00:14,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:00:14,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:14,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:14,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:14,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:00:14,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:14,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 61 states and 87 transitions. [2022-12-14 23:00:14,458 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2022-12-14 23:00:14,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:00:14,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:14,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:14,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:14,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:00:14,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:14,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 63 states and 93 transitions. [2022-12-14 23:00:14,684 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 93 transitions. [2022-12-14 23:00:14,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:00:14,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:14,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:14,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:14,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:00:14,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:14,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 66 states and 97 transitions. [2022-12-14 23:00:14,839 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 97 transitions. [2022-12-14 23:00:14,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:00:14,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:14,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:14,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:14,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:00:14,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:14,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 68 states and 98 transitions. [2022-12-14 23:00:14,927 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 98 transitions. [2022-12-14 23:00:14,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:00:14,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:14,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:14,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:00:15,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:15,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 44 states and 56 transitions. [2022-12-14 23:00:15,085 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-12-14 23:00:15,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:00:15,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:15,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:15,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:15,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:00:15,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:15,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 43 states and 55 transitions. [2022-12-14 23:00:15,231 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-12-14 23:00:15,231 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 23:00:15,231 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2022-12-14 23:00:15,239 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-14 23:00:15,383 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 23:00:15,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 11:00:15 ImpRootNode [2022-12-14 23:00:15,387 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 23:00:15,387 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 23:00:15,387 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 23:00:15,387 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 23:00:15,388 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:00:12" (3/4) ... [2022-12-14 23:00:15,390 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 23:00:15,393 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 23:00:15,394 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 23:00:15,397 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-12-14 23:00:15,397 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-14 23:00:15,397 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 23:00:15,397 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 23:00:15,437 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7712b944-0792-42b7-bac2-416bbd524b27/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 23:00:15,437 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 23:00:15,438 INFO L158 Benchmark]: Toolchain (without parser) took 4358.24ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 130.8MB in the beginning and 60.0MB in the end (delta: 70.7MB). Peak memory consumption was 105.8MB. Max. memory is 16.1GB. [2022-12-14 23:00:15,438 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 167.8MB. Free memory is still 144.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:00:15,438 INFO L158 Benchmark]: CACSL2BoogieTranslator took 882.79ms. Allocated memory is still 167.8MB. Free memory was 130.8MB in the beginning and 126.1MB in the end (delta: 4.6MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2022-12-14 23:00:15,439 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.38ms. Allocated memory is still 167.8MB. Free memory was 126.1MB in the beginning and 122.3MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 23:00:15,439 INFO L158 Benchmark]: Boogie Preprocessor took 20.12ms. Allocated memory is still 167.8MB. Free memory was 122.3MB in the beginning and 120.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:00:15,439 INFO L158 Benchmark]: RCFGBuilder took 449.29ms. Allocated memory is still 167.8MB. Free memory was 120.3MB in the beginning and 89.5MB in the end (delta: 30.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-12-14 23:00:15,440 INFO L158 Benchmark]: CodeCheck took 2910.44ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 88.7MB in the beginning and 64.2MB in the end (delta: 24.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2022-12-14 23:00:15,440 INFO L158 Benchmark]: Witness Printer took 50.33ms. Allocated memory is still 201.3MB. Free memory was 64.2MB in the beginning and 60.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 23:00:15,442 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: 2.7s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2586 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 961 mSDsluCounter, 1877 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 700 mSDsCounter, 552 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2499 IncrementalHoareTripleChecker+Invalid, 3051 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 552 mSolverCounterUnsat, 1177 mSDtfsCounter, 2499 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3489 GetRequests, 3411 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2073 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s 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: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: 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: 1650]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 167.8MB. Free memory is still 144.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 882.79ms. Allocated memory is still 167.8MB. Free memory was 130.8MB in the beginning and 126.1MB in the end (delta: 4.6MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.38ms. Allocated memory is still 167.8MB. Free memory was 126.1MB in the beginning and 122.3MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.12ms. Allocated memory is still 167.8MB. Free memory was 122.3MB in the beginning and 120.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 449.29ms. Allocated memory is still 167.8MB. Free memory was 120.3MB in the beginning and 89.5MB in the end (delta: 30.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * CodeCheck took 2910.44ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 88.7MB in the beginning and 64.2MB in the end (delta: 24.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Witness Printer took 50.33ms. Allocated memory is still 201.3MB. Free memory was 64.2MB in the beginning and 60.0MB 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! [2022-12-14 23:00:15,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7712b944-0792-42b7-bac2-416bbd524b27/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