./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_17_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_24bf51b6-2ce5-4b73-9376-a346d8f7e603/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bf51b6-2ce5-4b73-9376-a346d8f7e603/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_24bf51b6-2ce5-4b73-9376-a346d8f7e603/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bf51b6-2ce5-4b73-9376-a346d8f7e603/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bf51b6-2ce5-4b73-9376-a346d8f7e603/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_24bf51b6-2ce5-4b73-9376-a346d8f7e603/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 67c8082717fe688b9b5c45f5dc06a128b840b4fa3a77916999a526ea5d3d2e54 --- 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 18:35:15,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:35:15,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:35:15,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:35:15,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:35:15,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:35:15,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:35:15,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:35:15,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:35:15,761 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:35:15,762 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:35:15,763 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:35:15,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:35:15,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:35:15,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:35:15,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:35:15,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:35:15,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:35:15,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:35:15,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:35:15,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:35:15,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:35:15,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:35:15,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:35:15,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:35:15,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:35:15,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:35:15,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:35:15,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:35:15,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:35:15,781 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:35:15,782 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:35:15,783 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:35:15,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:35:15,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:35:15,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:35:15,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:35:15,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:35:15,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:35:15,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:35:15,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:35:15,788 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bf51b6-2ce5-4b73-9376-a346d8f7e603/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 18:35:15,808 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:35:15,808 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:35:15,809 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:35:15,809 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:35:15,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:35:15,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:35:15,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:35:15,810 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:35:15,810 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:35:15,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:35:15,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:35:15,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:35:15,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:35:15,811 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:35:15,811 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:35:15,811 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:35:15,812 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:35:15,812 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:35:15,812 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:35:15,812 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:35:15,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:35:15,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:35:15,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:35:15,813 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:35:15,813 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:35:15,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:35:15,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:35:15,813 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_24bf51b6-2ce5-4b73-9376-a346d8f7e603/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bf51b6-2ce5-4b73-9376-a346d8f7e603/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67c8082717fe688b9b5c45f5dc06a128b840b4fa3a77916999a526ea5d3d2e54 [2022-12-14 18:35:15,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:35:16,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:35:16,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:35:16,014 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:35:16,015 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:35:16,016 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bf51b6-2ce5-4b73-9376-a346d8f7e603/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_17_good.i [2022-12-14 18:35:18,601 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:35:18,815 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:35:18,815 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bf51b6-2ce5-4b73-9376-a346d8f7e603/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_17_good.i [2022-12-14 18:35:18,827 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bf51b6-2ce5-4b73-9376-a346d8f7e603/bin/ukojak-rkRKPMF4O4/data/f8a8ace60/acd83a1101c24e60a8d8d30bcbd1f7fa/FLAG816b7d6e1 [2022-12-14 18:35:18,838 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bf51b6-2ce5-4b73-9376-a346d8f7e603/bin/ukojak-rkRKPMF4O4/data/f8a8ace60/acd83a1101c24e60a8d8d30bcbd1f7fa [2022-12-14 18:35:18,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:35:18,841 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:35:18,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:35:18,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:35:18,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:35:18,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:35:18" (1/1) ... [2022-12-14 18:35:18,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d9c8431 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:35:18, skipping insertion in model container [2022-12-14 18:35:18,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:35:18" (1/1) ... [2022-12-14 18:35:18,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:35:18,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:35:19,122 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 18:35:19,408 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 18:35:19,412 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:35:19,414 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:35:19,416 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:35:19,416 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:35:19,440 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 18:35:19,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:35:19,448 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:35:19,462 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 18:35:19,491 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 18:35:19,492 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:35:19,493 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:35:19,494 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:35:19,495 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:35:19,500 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 18:35:19,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:35:19,579 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:35:19,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:35:19 WrapperNode [2022-12-14 18:35:19,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:35:19,580 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:35:19,580 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:35:19,581 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:35:19,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:35:19" (1/1) ... [2022-12-14 18:35:19,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:35:19" (1/1) ... [2022-12-14 18:35:19,617 INFO L138 Inliner]: procedures = 501, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 114 [2022-12-14 18:35:19,617 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:35:19,618 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:35:19,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:35:19,618 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:35:19,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:35:19" (1/1) ... [2022-12-14 18:35:19,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:35:19" (1/1) ... [2022-12-14 18:35:19,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:35:19" (1/1) ... [2022-12-14 18:35:19,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:35:19" (1/1) ... [2022-12-14 18:35:19,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:35:19" (1/1) ... [2022-12-14 18:35:19,636 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:35:19" (1/1) ... [2022-12-14 18:35:19,638 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:35:19" (1/1) ... [2022-12-14 18:35:19,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:35:19" (1/1) ... [2022-12-14 18:35:19,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:35:19,642 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:35:19,642 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:35:19,642 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:35:19,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:35:19" (1/1) ... [2022-12-14 18:35:19,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:35:19,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bf51b6-2ce5-4b73-9376-a346d8f7e603/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:35:19,664 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bf51b6-2ce5-4b73-9376-a346d8f7e603/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:35:19,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bf51b6-2ce5-4b73-9376-a346d8f7e603/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:35:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 18:35:19,691 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 18:35:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 18:35:19,691 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 18:35:19,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:35:19,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:35:19,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:35:19,692 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 18:35:19,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:35:19,807 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:35:19,808 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:35:19,965 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:35:20,025 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:35:20,025 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 18:35:20,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:35:20 BoogieIcfgContainer [2022-12-14 18:35:20,028 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:35:20,028 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:35:20,028 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:35:20,035 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:35:20,035 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:35:20" (1/1) ... [2022-12-14 18:35:20,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:35:20,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:20,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2022-12-14 18:35:20,080 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-12-14 18:35:20,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 18:35:20,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:20,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:20,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:20,394 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 18:35:20,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:20,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2022-12-14 18:35:20,433 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2022-12-14 18:35:20,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 18:35:20,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:20,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:20,516 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 18:35:20,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:20,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2022-12-14 18:35:20,531 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2022-12-14 18:35:20,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 18:35:20,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:20,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:20,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:20,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:35:20,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:20,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2022-12-14 18:35:20,702 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2022-12-14 18:35:20,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 18:35:20,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:20,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:20,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 18:35:20,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:20,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2022-12-14 18:35:20,774 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-12-14 18:35:20,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 18:35:20,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:20,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:20,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:20,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:35:21,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:21,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2022-12-14 18:35:21,054 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2022-12-14 18:35:21,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 18:35:21,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:21,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:21,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:21,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 18:35:21,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:21,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2022-12-14 18:35:21,158 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2022-12-14 18:35:21,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 18:35:21,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:21,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:21,211 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 18:35:21,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:21,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2022-12-14 18:35:21,283 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2022-12-14 18:35:21,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 18:35:21,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:21,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:21,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:21,326 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 18:35:21,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:21,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 51 states and 63 transitions. [2022-12-14 18:35:21,342 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2022-12-14 18:35:21,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 18:35:21,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:21,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:21,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 18:35:21,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:21,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 54 states and 67 transitions. [2022-12-14 18:35:21,548 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2022-12-14 18:35:21,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 18:35:21,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:21,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:21,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:21,626 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 18:35:21,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:21,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2022-12-14 18:35:21,682 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2022-12-14 18:35:21,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 18:35:21,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:21,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:21,704 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 18:35:21,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:21,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 77 transitions. [2022-12-14 18:35:21,870 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2022-12-14 18:35:21,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 18:35:21,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:21,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:21,910 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 18:35:21,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:21,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 78 transitions. [2022-12-14 18:35:21,922 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2022-12-14 18:35:21,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 18:35:21,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:21,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:21,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:22,014 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 18:35:22,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:22,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 62 states and 79 transitions. [2022-12-14 18:35:22,136 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2022-12-14 18:35:22,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 18:35:22,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:22,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:22,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:22,216 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 18:35:22,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:22,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 58 states and 73 transitions. [2022-12-14 18:35:22,301 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2022-12-14 18:35:22,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 18:35:22,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:22,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:22,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:22,346 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 18:35:22,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:22,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 43 states and 48 transitions. [2022-12-14 18:35:22,453 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2022-12-14 18:35:22,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 18:35:22,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:22,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:22,516 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 18:35:22,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:22,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 52 transitions. [2022-12-14 18:35:22,756 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2022-12-14 18:35:22,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 18:35:22,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:22,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:22,795 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 18:35:22,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:22,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 46 states and 53 transitions. [2022-12-14 18:35:22,805 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 53 transitions. [2022-12-14 18:35:22,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 18:35:22,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:22,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:22,911 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 18:35:23,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:23,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 52 states and 62 transitions. [2022-12-14 18:35:23,106 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2022-12-14 18:35:23,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 18:35:23,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:23,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:23,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:23,154 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 18:35:23,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:23,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 53 states and 64 transitions. [2022-12-14 18:35:23,170 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 64 transitions. [2022-12-14 18:35:23,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 18:35:23,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:23,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:23,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:23,255 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 18:35:23,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:23,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 54 states and 65 transitions. [2022-12-14 18:35:23,427 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 65 transitions. [2022-12-14 18:35:23,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 18:35:23,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:23,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:23,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:23,491 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 18:35:23,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:23,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 41 states and 46 transitions. [2022-12-14 18:35:23,638 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2022-12-14 18:35:23,639 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 18:35:23,639 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2022-12-14 18:35:23,647 INFO L754 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2022-12-14 18:35:23,710 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-12-14 18:35:23,720 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 18:35:23,720 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 18:35:23,721 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2022-12-14 18:35:23,721 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 18:35:23,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 06:35:23 ImpRootNode [2022-12-14 18:35:23,722 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 18:35:23,722 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 18:35:23,722 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 18:35:23,722 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 18:35:23,723 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:35:20" (3/4) ... [2022-12-14 18:35:23,726 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 18:35:23,731 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 18:35:23,731 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 18:35:23,735 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-12-14 18:35:23,735 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-12-14 18:35:23,736 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 18:35:23,736 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 18:35:23,778 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bf51b6-2ce5-4b73-9376-a346d8f7e603/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 18:35:23,779 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 18:35:23,779 INFO L158 Benchmark]: Toolchain (without parser) took 4938.29ms. Allocated memory is still 144.7MB. Free memory was 101.4MB in the beginning and 66.6MB in the end (delta: 34.8MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2022-12-14 18:35:23,780 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 100.7MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:35:23,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 738.09ms. Allocated memory is still 144.7MB. Free memory was 101.4MB in the beginning and 86.9MB in the end (delta: 14.5MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2022-12-14 18:35:23,780 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.85ms. Allocated memory is still 144.7MB. Free memory was 86.9MB in the beginning and 83.3MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 18:35:23,780 INFO L158 Benchmark]: Boogie Preprocessor took 23.62ms. Allocated memory is still 144.7MB. Free memory was 83.3MB in the beginning and 82.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:35:23,781 INFO L158 Benchmark]: RCFGBuilder took 385.98ms. Allocated memory is still 144.7MB. Free memory was 82.0MB in the beginning and 61.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 18:35:23,781 INFO L158 Benchmark]: CodeCheck took 3693.49ms. Allocated memory is still 144.7MB. Free memory was 61.1MB in the beginning and 69.7MB in the end (delta: -8.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:35:23,781 INFO L158 Benchmark]: Witness Printer took 56.69ms. Allocated memory is still 144.7MB. Free memory was 69.7MB in the beginning and 66.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:35:23,783 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, 44 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1397 SdHoareTripleChecker+Valid, 2.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 541 mSDsluCounter, 417 SdHoareTripleChecker+Invalid, 2.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 54 mSDsCounter, 740 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2736 IncrementalHoareTripleChecker+Invalid, 3476 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 740 mSolverCounterUnsat, 363 mSDtfsCounter, 2736 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2974 GetRequests, 2879 SyntacticMatches, 1 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2919 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 425 NumberOfCodeBlocks, 425 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 404 ConstructedInterpolants, 0 QuantifiedInterpolants, 636 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 15 PerfectInterpolantSequences, 81/87 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: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 1553]: Loop Invariant Derived loop invariant: (1 <= i && 0 <= data + 2147483648) || i == 0 - InvariantResult [Line: 1580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1599]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1576]: Loop Invariant Derived loop invariant: (1 <= h && data == 2) || h == 0 - InvariantResult [Line: 1557]: 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 100.7MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 738.09ms. Allocated memory is still 144.7MB. Free memory was 101.4MB in the beginning and 86.9MB in the end (delta: 14.5MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.85ms. Allocated memory is still 144.7MB. Free memory was 86.9MB in the beginning and 83.3MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.62ms. Allocated memory is still 144.7MB. Free memory was 83.3MB in the beginning and 82.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 385.98ms. Allocated memory is still 144.7MB. Free memory was 82.0MB in the beginning and 61.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 3693.49ms. Allocated memory is still 144.7MB. Free memory was 61.1MB in the beginning and 69.7MB in the end (delta: -8.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 56.69ms. Allocated memory is still 144.7MB. Free memory was 69.7MB in the beginning and 66.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 18:35:23,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bf51b6-2ce5-4b73-9376-a346d8f7e603/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