./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-industry-pattern/array_of_struct_loop_dep.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_b70fca4f-7439-4c91-9509-a97e65017aaa/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70fca4f-7439-4c91-9509-a97e65017aaa/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_b70fca4f-7439-4c91-9509-a97e65017aaa/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70fca4f-7439-4c91-9509-a97e65017aaa/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/array-industry-pattern/array_of_struct_loop_dep.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70fca4f-7439-4c91-9509-a97e65017aaa/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70fca4f-7439-4c91-9509-a97e65017aaa/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 32bit --witnessprinter.graph.data.programhash 5cebeb76ad4442dbfc7818683322baaa88203ae05c49411b79170e1662f915e0 --- 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 22:44:24,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:44:24,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:44:24,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:44:24,609 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:44:24,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:44:24,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:44:24,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:44:24,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:44:24,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:44:24,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:44:24,632 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:44:24,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:44:24,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:44:24,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:44:24,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:44:24,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:44:24,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:44:24,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:44:24,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:44:24,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:44:24,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:44:24,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:44:24,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:44:24,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:44:24,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:44:24,671 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:44:24,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:44:24,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:44:24,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:44:24,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:44:24,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:44:24,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:44:24,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:44:24,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:44:24,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:44:24,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:44:24,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:44:24,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:44:24,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:44:24,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:44:24,686 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70fca4f-7439-4c91-9509-a97e65017aaa/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:44:24,722 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:44:24,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:44:24,727 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:44:24,728 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:44:24,728 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:44:24,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:44:24,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:44:24,729 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:44:24,729 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:44:24,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:44:24,730 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:44:24,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:44:24,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:44:24,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:44:24,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:44:24,732 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:44:24,732 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:44:24,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:44:24,732 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:44:24,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:44:24,733 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:44:24,733 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:44:24,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:44:24,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:44:24,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:44:24,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:44:24,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:44:24,734 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:44:24,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:44:24,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:44:24,735 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_b70fca4f-7439-4c91-9509-a97e65017aaa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70fca4f-7439-4c91-9509-a97e65017aaa/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cebeb76ad4442dbfc7818683322baaa88203ae05c49411b79170e1662f915e0 [2022-11-21 22:44:25,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:44:25,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:44:25,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:44:25,080 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:44:25,081 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:44:25,082 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70fca4f-7439-4c91-9509-a97e65017aaa/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/array-industry-pattern/array_of_struct_loop_dep.i [2022-11-21 22:44:28,210 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:44:28,474 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:44:28,474 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70fca4f-7439-4c91-9509-a97e65017aaa/sv-benchmarks/c/array-industry-pattern/array_of_struct_loop_dep.i [2022-11-21 22:44:28,481 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70fca4f-7439-4c91-9509-a97e65017aaa/bin/ukojak-jW3SillKbg/data/21f9ff312/2a6b64a038924c7fbf3d55bd69247a13/FLAGdda45c880 [2022-11-21 22:44:28,503 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70fca4f-7439-4c91-9509-a97e65017aaa/bin/ukojak-jW3SillKbg/data/21f9ff312/2a6b64a038924c7fbf3d55bd69247a13 [2022-11-21 22:44:28,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:44:28,508 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:44:28,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:44:28,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:44:28,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:44:28,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:44:28" (1/1) ... [2022-11-21 22:44:28,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dd2ebec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:44:28, skipping insertion in model container [2022-11-21 22:44:28,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:44:28" (1/1) ... [2022-11-21 22:44:28,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:44:28,544 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:44:28,735 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70fca4f-7439-4c91-9509-a97e65017aaa/sv-benchmarks/c/array-industry-pattern/array_of_struct_loop_dep.i[817,830] [2022-11-21 22:44:28,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:44:30,434 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:44:30,448 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70fca4f-7439-4c91-9509-a97e65017aaa/sv-benchmarks/c/array-industry-pattern/array_of_struct_loop_dep.i[817,830] [2022-11-21 22:44:30,455 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:44:30,471 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:44:30,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:44:30 WrapperNode [2022-11-21 22:44:30,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:44:30,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:44:30,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:44:30,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:44:30,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:44:30" (1/1) ... [2022-11-21 22:44:30,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:44:30" (1/1) ... [2022-11-21 22:44:30,515 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 50 [2022-11-21 22:44:30,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:44:30,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:44:30,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:44:30,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:44:30,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:44:30" (1/1) ... [2022-11-21 22:44:30,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:44:30" (1/1) ... [2022-11-21 22:44:30,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:44:30" (1/1) ... [2022-11-21 22:44:30,538 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:44:30" (1/1) ... [2022-11-21 22:44:30,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:44:30" (1/1) ... [2022-11-21 22:44:30,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:44:30" (1/1) ... [2022-11-21 22:44:30,556 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:44:30" (1/1) ... [2022-11-21 22:44:30,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:44:30" (1/1) ... [2022-11-21 22:44:30,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:44:30,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:44:30,566 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:44:30,567 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:44:30,568 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:44:30" (1/1) ... [2022-11-21 22:44:30,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:44:30,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70fca4f-7439-4c91-9509-a97e65017aaa/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:44:30,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70fca4f-7439-4c91-9509-a97e65017aaa/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:44:30,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70fca4f-7439-4c91-9509-a97e65017aaa/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:44:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:44:30,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:44:30,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:44:30,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:44:30,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:44:30,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:44:30,753 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:44:30,755 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:44:30,890 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:44:30,953 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:44:30,958 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:44:30,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:44:30 BoogieIcfgContainer [2022-11-21 22:44:30,961 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:44:30,962 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:44:30,962 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:44:31,007 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:44:31,008 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:44:30" (1/1) ... [2022-11-21 22:44:31,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:44:31,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:31,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2022-11-21 22:44:31,093 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2022-11-21 22:44:31,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 22:44:31,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:31,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:31,288 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 22:44:31,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:31,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-11-21 22:44:31,369 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-11-21 22:44:31,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:44:31,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:31,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:31,485 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 22:44:31,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:31,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2022-11-21 22:44:31,532 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2022-11-21 22:44:31,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:44:31,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:31,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:31,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:44:31,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:31,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-11-21 22:44:31,672 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-11-21 22:44:31,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:44:31,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:31,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:31,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:31,779 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:44:31,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:31,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2022-11-21 22:44:31,931 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2022-11-21 22:44:31,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:44:31,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:31,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:31,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:32,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:44:32,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:32,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2022-11-21 22:44:32,091 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2022-11-21 22:44:32,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:44:32,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:32,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:32,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:32,133 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:44:32,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:32,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2022-11-21 22:44:32,186 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2022-11-21 22:44:32,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:44:32,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:32,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:32,280 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:44:32,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:32,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2022-11-21 22:44:32,310 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-11-21 22:44:32,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:44:32,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:32,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:32,381 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:44:32,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:32,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2022-11-21 22:44:32,421 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2022-11-21 22:44:32,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:44:32,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:32,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:32,483 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:44:32,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:32,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 30 states and 33 transitions. [2022-11-21 22:44:32,497 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2022-11-21 22:44:32,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:44:32,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:32,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:32,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:32,589 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:44:32,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:32,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2022-11-21 22:44:32,625 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-11-21 22:44:32,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:44:32,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:32,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:32,670 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:44:32,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:32,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 33 states and 36 transitions. [2022-11-21 22:44:32,693 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2022-11-21 22:44:32,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:44:32,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:32,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:32,758 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:44:32,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:32,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2022-11-21 22:44:32,829 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-11-21 22:44:32,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:44:32,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:32,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:32,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:32,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:44:33,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:33,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 39 transitions. [2022-11-21 22:44:33,028 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2022-11-21 22:44:33,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:44:33,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:33,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:33,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:33,085 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:44:33,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:33,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 34 states and 38 transitions. [2022-11-21 22:44:33,116 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2022-11-21 22:44:33,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:44:33,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:33,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:33,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:33,196 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:44:33,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:33,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 38 states and 42 transitions. [2022-11-21 22:44:33,344 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2022-11-21 22:44:33,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:44:33,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:33,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:33,406 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 22:44:33,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:33,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 37 states and 41 transitions. [2022-11-21 22:44:33,591 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2022-11-21 22:44:33,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:44:33,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:33,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:33,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:33,675 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:44:33,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:33,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 36 states and 40 transitions. [2022-11-21 22:44:33,777 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2022-11-21 22:44:33,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 22:44:33,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:33,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:33,850 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 22:44:34,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:34,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 39 transitions. [2022-11-21 22:44:34,002 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2022-11-21 22:44:34,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:44:34,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:34,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:34,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:34,076 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 22:44:34,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:34,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 34 states and 38 transitions. [2022-11-21 22:44:34,201 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2022-11-21 22:44:34,202 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:44:34,203 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2022-11-21 22:44:34,214 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 22:44:34,474 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2022-11-21 22:44:34,485 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2022-11-21 22:44:34,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:44:34 ImpRootNode [2022-11-21 22:44:34,487 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:44:34,488 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:44:34,488 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:44:34,489 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:44:34,489 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:44:30" (3/4) ... [2022-11-21 22:44:34,493 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:44:34,506 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-21 22:44:34,506 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-21 22:44:34,506 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 22:44:34,507 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:44:34,559 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70fca4f-7439-4c91-9509-a97e65017aaa/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:44:34,563 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:44:34,564 INFO L158 Benchmark]: Toolchain (without parser) took 6055.80ms. Allocated memory was 132.1MB in the beginning and 499.1MB in the end (delta: 367.0MB). Free memory was 101.8MB in the beginning and 415.9MB in the end (delta: -314.1MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2022-11-21 22:44:34,565 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 109.1MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:44:34,568 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1961.87ms. Allocated memory was 132.1MB in the beginning and 291.5MB in the end (delta: 159.4MB). Free memory was 101.8MB in the beginning and 106.3MB in the end (delta: -4.5MB). Peak memory consumption was 190.4MB. Max. memory is 16.1GB. [2022-11-21 22:44:34,568 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.05ms. Allocated memory is still 291.5MB. Free memory was 106.3MB in the beginning and 105.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:44:34,568 INFO L158 Benchmark]: Boogie Preprocessor took 47.83ms. Allocated memory is still 291.5MB. Free memory was 105.2MB in the beginning and 104.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:44:34,569 INFO L158 Benchmark]: RCFGBuilder took 395.87ms. Allocated memory is still 291.5MB. Free memory was 104.1MB in the beginning and 87.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 22:44:34,570 INFO L158 Benchmark]: CodeCheck took 3525.13ms. Allocated memory was 291.5MB in the beginning and 499.1MB in the end (delta: 207.6MB). Free memory was 87.4MB in the beginning and 419.0MB in the end (delta: -331.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:44:34,571 INFO L158 Benchmark]: Witness Printer took 75.35ms. Allocated memory is still 499.1MB. Free memory was 419.0MB in the beginning and 415.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:44:34,575 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 1 procedures, 22 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 633 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 425 mSDsluCounter, 45 SdHoareTripleChecker+Invalid, 3.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 580 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1779 IncrementalHoareTripleChecker+Invalid, 2359 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 580 mSolverCounterUnsat, 45 mSDtfsCounter, 1779 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1866 GetRequests, 1802 SyntacticMatches, 8 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1378 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 295 NumberOfCodeBlocks, 295 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 276 ConstructedInterpolants, 0 QuantifiedInterpolants, 503 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 15 PerfectInterpolantSequences, 119/130 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: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 31]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 31]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: 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: 23]: Loop Invariant Derived loop invariant: i == 0 || 1 <= i - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 0 <= i + 2147483648 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 109.1MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1961.87ms. Allocated memory was 132.1MB in the beginning and 291.5MB in the end (delta: 159.4MB). Free memory was 101.8MB in the beginning and 106.3MB in the end (delta: -4.5MB). Peak memory consumption was 190.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.05ms. Allocated memory is still 291.5MB. Free memory was 106.3MB in the beginning and 105.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.83ms. Allocated memory is still 291.5MB. Free memory was 105.2MB in the beginning and 104.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 395.87ms. Allocated memory is still 291.5MB. Free memory was 104.1MB in the beginning and 87.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 3525.13ms. Allocated memory was 291.5MB in the beginning and 499.1MB in the end (delta: 207.6MB). Free memory was 87.4MB in the beginning and 419.0MB in the end (delta: -331.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 75.35ms. Allocated memory is still 499.1MB. Free memory was 419.0MB in the beginning and 415.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 22:44:34,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b70fca4f-7439-4c91-9509-a97e65017aaa/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