./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb58dc3-a3ee-4400-a321-7496ea4a693c/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb58dc3-a3ee-4400-a321-7496ea4a693c/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb58dc3-a3ee-4400-a321-7496ea4a693c/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb58dc3-a3ee-4400-a321-7496ea4a693c/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb58dc3-a3ee-4400-a321-7496ea4a693c/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb58dc3-a3ee-4400-a321-7496ea4a693c/bin/ukojak-jW3SillKbg --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 ccb496fd329cd773fa1188e9378f4f160bab9c32cc9bc08176f92b28a42a5a19 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:43:52,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:43:52,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:43:52,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:43:52,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:43:52,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:43:52,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:43:52,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:43:52,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:43:52,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:43:52,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:43:52,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:43:52,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:43:52,644 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:43:52,645 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:43:52,652 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:43:52,654 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:43:52,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:43:52,662 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:43:52,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:43:52,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:43:52,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:43:52,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:43:52,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:43:52,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:43:52,691 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:43:52,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:43:52,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:43:52,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:43:52,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:43:52,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:43:52,695 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:43:52,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:43:52,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:43:52,697 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:43:52,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:43:52,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:43:52,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:43:52,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:43:52,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:43:52,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:43:52,707 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb58dc3-a3ee-4400-a321-7496ea4a693c/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:43:52,750 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:43:52,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:43:52,752 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:43:52,752 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:43:52,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:43:52,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:43:52,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:43:52,753 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:43:52,754 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:43:52,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:43:52,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:43:52,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:43:52,755 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:43:52,755 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:43:52,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:43:52,756 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:43:52,756 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:43:52,756 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:43:52,756 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:43:52,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:43:52,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:43:52,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:43:52,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:43:52,757 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:43:52,758 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:43:52,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:43:52,758 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:43:52,758 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_5bb58dc3-a3ee-4400-a321-7496ea4a693c/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb58dc3-a3ee-4400-a321-7496ea4a693c/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccb496fd329cd773fa1188e9378f4f160bab9c32cc9bc08176f92b28a42a5a19 [2022-11-21 22:43:53,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:43:53,081 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:43:53,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:43:53,085 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:43:53,086 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:43:53,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb58dc3-a3ee-4400-a321-7496ea4a693c/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_good.i [2022-11-21 22:43:56,238 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:43:56,653 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:43:56,653 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb58dc3-a3ee-4400-a321-7496ea4a693c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_good.i [2022-11-21 22:43:56,682 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb58dc3-a3ee-4400-a321-7496ea4a693c/bin/ukojak-jW3SillKbg/data/296dc7343/df6c177b4db74dac9936aa4381e31c45/FLAG918f477b7 [2022-11-21 22:43:56,704 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb58dc3-a3ee-4400-a321-7496ea4a693c/bin/ukojak-jW3SillKbg/data/296dc7343/df6c177b4db74dac9936aa4381e31c45 [2022-11-21 22:43:56,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:43:56,709 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:43:56,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:43:56,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:43:56,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:43:56,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:43:56" (1/1) ... [2022-11-21 22:43:56,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62e30f38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:43:56, skipping insertion in model container [2022-11-21 22:43:56,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:43:56" (1/1) ... [2022-11-21 22:43:56,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:43:56,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:43:57,146 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:43:57,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:43:57,727 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:43:57,763 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:43:57,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:43:58,061 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:43:58,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:43:58 WrapperNode [2022-11-21 22:43:58,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:43:58,064 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:43:58,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:43:58,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:43:58,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:43:58" (1/1) ... [2022-11-21 22:43:58,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:43:58" (1/1) ... [2022-11-21 22:43:58,127 INFO L138 Inliner]: procedures = 504, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 120 [2022-11-21 22:43:58,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:43:58,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:43:58,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:43:58,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:43:58,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:43:58" (1/1) ... [2022-11-21 22:43:58,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:43:58" (1/1) ... [2022-11-21 22:43:58,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:43:58" (1/1) ... [2022-11-21 22:43:58,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:43:58" (1/1) ... [2022-11-21 22:43:58,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:43:58" (1/1) ... [2022-11-21 22:43:58,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:43:58" (1/1) ... [2022-11-21 22:43:58,152 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:43:58" (1/1) ... [2022-11-21 22:43:58,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:43:58" (1/1) ... [2022-11-21 22:43:58,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:43:58,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:43:58,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:43:58,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:43:58,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:43:58" (1/1) ... [2022-11-21 22:43:58,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:43:58,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb58dc3-a3ee-4400-a321-7496ea4a693c/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:43:58,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb58dc3-a3ee-4400-a321-7496ea4a693c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:43:58,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb58dc3-a3ee-4400-a321-7496ea4a693c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:43:58,232 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 22:43:58,235 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 22:43:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-21 22:43:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 22:43:58,235 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 22:43:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:43:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 22:43:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:43:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:43:58,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:43:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:43:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 22:43:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:43:58,446 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:43:58,463 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:43:58,739 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:43:58,775 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:43:58,775 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:43:58,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:43:58 BoogieIcfgContainer [2022-11-21 22:43:58,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:43:58,779 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:43:58,779 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:43:58,790 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:43:58,790 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:43:58" (1/1) ... [2022-11-21 22:43:58,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:43:58,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:43:58,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 53 states and 73 transitions. [2022-11-21 22:43:58,858 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2022-11-21 22:43:58,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:43:58,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:43:58,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:43:58,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:43:59,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:43:59,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:43:59,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 53 states and 72 transitions. [2022-11-21 22:43:59,208 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-11-21 22:43:59,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:43:59,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:43:59,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:43:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:43:59,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:43:59,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:43:59,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 52 states and 71 transitions. [2022-11-21 22:43:59,460 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2022-11-21 22:43:59,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:43:59,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:43:59,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:43:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:43:59,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:43:59,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:43:59,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 57 states and 78 transitions. [2022-11-21 22:43:59,720 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2022-11-21 22:43:59,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:43:59,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:43:59,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:43:59,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:43:59,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:43:59,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:43:59,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 70 transitions. [2022-11-21 22:43:59,986 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 70 transitions. [2022-11-21 22:43:59,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:43:59,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:43:59,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:00,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:44:00,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:00,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 53 states and 72 transitions. [2022-11-21 22:44:00,199 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-11-21 22:44:00,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:44:00,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:00,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:00,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:44:00,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:00,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 55 states and 75 transitions. [2022-11-21 22:44:00,315 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2022-11-21 22:44:00,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:44:00,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:00,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:00,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:00,394 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:44:00,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:00,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 52 states and 69 transitions. [2022-11-21 22:44:00,409 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 69 transitions. [2022-11-21 22:44:00,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:44:00,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:00,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:00,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:44:00,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:00,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 50 states and 66 transitions. [2022-11-21 22:44:00,645 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-11-21 22:44:00,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:44:00,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:00,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:00,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:44:00,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:00,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 49 states and 65 transitions. [2022-11-21 22:44:00,748 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2022-11-21 22:44:00,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:44:00,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:00,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:00,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:00,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:44:00,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:00,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 72 transitions. [2022-11-21 22:44:00,996 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2022-11-21 22:44:00,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:44:00,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:00,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:01,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:01,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:44:01,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:01,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 56 states and 74 transitions. [2022-11-21 22:44:01,175 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2022-11-21 22:44:01,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:44:01,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:01,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:01,317 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:44:01,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:01,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 50 states and 66 transitions. [2022-11-21 22:44:01,534 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-11-21 22:44:01,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:44:01,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:01,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:01,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:01,605 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:44:01,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:01,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 48 states and 63 transitions. [2022-11-21 22:44:01,673 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-11-21 22:44:01,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 22:44:01,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:01,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:01,812 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:44:01,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:01,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 50 states and 67 transitions. [2022-11-21 22:44:01,904 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2022-11-21 22:44:01,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:44:01,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:01,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:01,969 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:44:01,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:01,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 51 states and 68 transitions. [2022-11-21 22:44:01,984 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2022-11-21 22:44:01,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:44:01,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:01,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:01,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:02,027 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 22:44:02,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:02,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 53 states and 70 transitions. [2022-11-21 22:44:02,053 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2022-11-21 22:44:02,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:44:02,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:02,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:02,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:02,095 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:44:02,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:02,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 54 states and 71 transitions. [2022-11-21 22:44:02,239 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2022-11-21 22:44:02,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 22:44:02,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:02,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:02,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:02,297 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:44:02,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:02,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 45 states and 57 transitions. [2022-11-21 22:44:02,591 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2022-11-21 22:44:02,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 22:44:02,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:02,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:02,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:02,759 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:44:03,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:03,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 44 states and 56 transitions. [2022-11-21 22:44:03,009 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-11-21 22:44:03,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 22:44:03,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:03,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:03,097 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:44:03,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:03,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 43 states and 55 transitions. [2022-11-21 22:44:03,115 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-11-21 22:44:03,115 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:44:03,116 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2022-11-21 22:44:03,124 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 22:44:03,294 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:44:03,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:44:03 ImpRootNode [2022-11-21 22:44:03,299 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:44:03,300 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:44:03,300 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:44:03,300 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:44:03,301 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:43:58" (3/4) ... [2022-11-21 22:44:03,304 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:44:03,310 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 22:44:03,310 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 22:44:03,315 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-21 22:44:03,316 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-21 22:44:03,316 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 22:44:03,316 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:44:03,317 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:44:03,374 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb58dc3-a3ee-4400-a321-7496ea4a693c/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:44:03,374 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:44:03,375 INFO L158 Benchmark]: Toolchain (without parser) took 6665.43ms. Allocated memory was 174.1MB in the beginning and 232.8MB in the end (delta: 58.7MB). Free memory was 124.9MB in the beginning and 79.5MB in the end (delta: 45.4MB). Peak memory consumption was 105.7MB. Max. memory is 16.1GB. [2022-11-21 22:44:03,375 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 132.1MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:44:03,375 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1351.03ms. Allocated memory is still 174.1MB. Free memory was 124.9MB in the beginning and 108.9MB in the end (delta: 16.0MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2022-11-21 22:44:03,376 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.01ms. Allocated memory is still 174.1MB. Free memory was 108.9MB in the beginning and 105.6MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:44:03,376 INFO L158 Benchmark]: Boogie Preprocessor took 27.49ms. Allocated memory is still 174.1MB. Free memory was 105.6MB in the beginning and 103.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:44:03,377 INFO L158 Benchmark]: RCFGBuilder took 621.52ms. Allocated memory is still 174.1MB. Free memory was 103.8MB in the beginning and 85.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-21 22:44:03,377 INFO L158 Benchmark]: CodeCheck took 4520.31ms. Allocated memory was 174.1MB in the beginning and 232.8MB in the end (delta: 58.7MB). Free memory was 85.0MB in the beginning and 83.6MB in the end (delta: 1.4MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. [2022-11-21 22:44:03,378 INFO L158 Benchmark]: Witness Printer took 74.01ms. Allocated memory is still 232.8MB. Free memory was 83.6MB in the beginning and 79.5MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:44:03,380 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, 53 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2633 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 717 mSDsluCounter, 2078 SdHoareTripleChecker+Invalid, 3.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 616 mSDsCounter, 578 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1900 IncrementalHoareTripleChecker+Invalid, 2478 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 578 mSolverCounterUnsat, 1462 mSDtfsCounter, 1900 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4019 GetRequests, 3931 SyntacticMatches, 10 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2309 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 442 NumberOfCodeBlocks, 442 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 422 ConstructedInterpolants, 0 QuantifiedInterpolants, 844 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 78/78 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: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1632]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1632]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1649]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1649]: 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: 1667]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 132.1MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1351.03ms. Allocated memory is still 174.1MB. Free memory was 124.9MB in the beginning and 108.9MB in the end (delta: 16.0MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.01ms. Allocated memory is still 174.1MB. Free memory was 108.9MB in the beginning and 105.6MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.49ms. Allocated memory is still 174.1MB. Free memory was 105.6MB in the beginning and 103.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 621.52ms. Allocated memory is still 174.1MB. Free memory was 103.8MB in the beginning and 85.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 4520.31ms. Allocated memory was 174.1MB in the beginning and 232.8MB in the end (delta: 58.7MB). Free memory was 85.0MB in the beginning and 83.6MB in the end (delta: 1.4MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. * Witness Printer took 74.01ms. Allocated memory is still 232.8MB. Free memory was 83.6MB in the beginning and 79.5MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 22:44:03,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb58dc3-a3ee-4400-a321-7496ea4a693c/bin/ukojak-jW3SillKbg/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