./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-new/nested-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/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_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-new/nested-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3baf312ca85439572472b3c02ed304b3157fa97373d6ada535e5a723c6c0219a --- 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 22:00:43,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:00:43,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:00:43,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:00:43,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:00:43,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:00:43,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:00:43,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:00:43,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:00:43,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:00:43,700 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:00:43,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:00:43,704 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:00:43,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:00:43,709 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:00:43,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:00:43,712 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:00:43,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:00:43,720 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:00:43,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:00:43,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:00:43,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:00:43,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:00:43,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:00:43,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:00:43,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:00:43,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:00:43,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:00:43,744 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:00:43,746 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:00:43,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:00:43,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:00:43,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:00:43,752 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:00:43,753 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:00:43,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:00:43,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:00:43,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:00:43,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:00:43,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:00:43,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:00:43,760 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-21 22:00:43,798 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:00:43,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:00:43,800 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:00:43,800 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:00:43,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:00:43,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:00:43,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:00:43,802 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:00:43,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:00:43,803 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:00:43,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:00:43,804 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:00:43,804 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:00:43,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:00:43,805 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:00:43,805 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:00:43,805 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:00:43,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:00:43,806 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:00:43,806 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:00:43,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:00:43,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:00:43,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:00:43,807 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:00:43,808 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:00:43,808 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:00:43,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:00:43,808 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:00:43,809 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_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3baf312ca85439572472b3c02ed304b3157fa97373d6ada535e5a723c6c0219a [2022-11-21 22:00:44,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:00:44,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:00:44,191 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:00:44,193 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:00:44,193 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:00:44,195 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/loop-new/nested-1.i [2022-11-21 22:00:47,375 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:00:47,559 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:00:47,559 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/sv-benchmarks/c/loop-new/nested-1.i [2022-11-21 22:00:47,566 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/bin/ukojak-jW3SillKbg/data/c1929ead4/e9ad0b462ad6415480712b93d2368ee2/FLAG9f282a989 [2022-11-21 22:00:47,591 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/bin/ukojak-jW3SillKbg/data/c1929ead4/e9ad0b462ad6415480712b93d2368ee2 [2022-11-21 22:00:47,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:00:47,598 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:00:47,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:00:47,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:00:47,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:00:47,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:00:47" (1/1) ... [2022-11-21 22:00:47,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18a08fc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:47, skipping insertion in model container [2022-11-21 22:00:47,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:00:47" (1/1) ... [2022-11-21 22:00:47,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:00:47,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:00:47,786 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_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/sv-benchmarks/c/loop-new/nested-1.i[891,904] [2022-11-21 22:00:47,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:00:47,810 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:00:47,821 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_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/sv-benchmarks/c/loop-new/nested-1.i[891,904] [2022-11-21 22:00:47,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:00:47,840 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:00:47,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:47 WrapperNode [2022-11-21 22:00:47,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:00:47,843 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:00:47,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:00:47,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:00:47,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:47" (1/1) ... [2022-11-21 22:00:47,864 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:47" (1/1) ... [2022-11-21 22:00:47,893 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 52 [2022-11-21 22:00:47,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:00:47,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:00:47,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:00:47,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:00:47,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:47" (1/1) ... [2022-11-21 22:00:47,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:47" (1/1) ... [2022-11-21 22:00:47,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:47" (1/1) ... [2022-11-21 22:00:47,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:47" (1/1) ... [2022-11-21 22:00:47,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:47" (1/1) ... [2022-11-21 22:00:47,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:47" (1/1) ... [2022-11-21 22:00:47,925 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:47" (1/1) ... [2022-11-21 22:00:47,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:47" (1/1) ... [2022-11-21 22:00:47,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:00:47,928 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:00:47,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:00:47,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:00:47,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:00:47" (1/1) ... [2022-11-21 22:00:47,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:00:47,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:00:47,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:00:47,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:00:48,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:00:48,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:00:48,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:00:48,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:00:48,074 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:00:48,077 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:00:48,212 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:00:48,239 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:00:48,239 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:00:48,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:00:48 BoogieIcfgContainer [2022-11-21 22:00:48,242 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:00:48,243 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:00:48,243 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:00:48,253 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:00:48,253 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:00:48" (1/1) ... [2022-11-21 22:00:48,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:00:48,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:48,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-11-21 22:00:48,312 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-11-21 22:00:48,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:00:48,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:48,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:48,523 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 22:00:48,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:48,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2022-11-21 22:00:48,642 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2022-11-21 22:00:48,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:00:48,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:48,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:48,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:48,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:00:48,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:48,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2022-11-21 22:00:48,959 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2022-11-21 22:00:48,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:00:48,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:48,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:49,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:00:49,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:49,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 15 states and 25 transitions. [2022-11-21 22:00:49,218 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 25 transitions. [2022-11-21 22:00:49,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:00:49,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:49,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:49,335 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:00:49,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:49,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 16 states and 28 transitions. [2022-11-21 22:00:49,436 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 28 transitions. [2022-11-21 22:00:49,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:00:49,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:49,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:49,598 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:00:49,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:49,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 17 states and 31 transitions. [2022-11-21 22:00:49,708 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 31 transitions. [2022-11-21 22:00:49,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:00:49,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:49,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:49,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:49,838 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:00:49,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:49,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 18 states and 34 transitions. [2022-11-21 22:00:49,931 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 34 transitions. [2022-11-21 22:00:49,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:00:49,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:49,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:49,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:50,083 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:00:50,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:50,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 19 states and 37 transitions. [2022-11-21 22:00:50,189 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 37 transitions. [2022-11-21 22:00:50,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:00:50,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:50,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:50,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:50,309 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:00:50,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:50,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 20 states and 40 transitions. [2022-11-21 22:00:50,423 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 40 transitions. [2022-11-21 22:00:50,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:00:50,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:50,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:50,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:50,547 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 1 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:00:50,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:50,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 21 states and 43 transitions. [2022-11-21 22:00:50,651 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 43 transitions. [2022-11-21 22:00:50,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:00:50,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:50,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:50,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:50,772 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 1 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:00:50,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:50,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 22 states and 46 transitions. [2022-11-21 22:00:50,886 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 46 transitions. [2022-11-21 22:00:50,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:00:50,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:50,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:51,002 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 1 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:00:51,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:51,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 23 states and 48 transitions. [2022-11-21 22:00:51,119 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 48 transitions. [2022-11-21 22:00:51,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:00:51,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:51,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:51,188 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-11-21 22:00:52,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:52,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 35 states and 73 transitions. [2022-11-21 22:00:52,921 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 73 transitions. [2022-11-21 22:00:52,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:00:52,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:52,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:52,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:52,953 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-21 22:00:55,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:55,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 46 states and 85 transitions. [2022-11-21 22:00:55,020 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2022-11-21 22:00:55,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:00:55,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:55,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:55,174 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-11-21 22:00:57,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:57,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 58 states and 109 transitions. [2022-11-21 22:00:57,780 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 109 transitions. [2022-11-21 22:00:57,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 22:00:57,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:57,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:57,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:57,846 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-11-21 22:01:00,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:00,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 46 states and 66 transitions. [2022-11-21 22:01:00,881 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 66 transitions. [2022-11-21 22:01:00,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 22:01:00,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:00,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:00,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:01,057 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 369 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2022-11-21 22:01:04,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:04,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 58 states and 90 transitions. [2022-11-21 22:01:04,376 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 90 transitions. [2022-11-21 22:01:04,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-21 22:01:04,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:04,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:04,457 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2022-11-21 22:01:08,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:08,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 80 transitions. [2022-11-21 22:01:08,171 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2022-11-21 22:01:08,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-21 22:01:08,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:08,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:08,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:08,477 INFO L134 CoverageAnalysis]: Checked inductivity of 956 backedges. 0 proven. 736 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-11-21 22:01:12,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:12,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 104 transitions. [2022-11-21 22:01:12,802 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2022-11-21 22:01:12,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:01:12,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:12,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:12,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 956 trivial. 0 not checked. [2022-11-21 22:01:17,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:17,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 70 states and 94 transitions. [2022-11-21 22:01:17,491 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 94 transitions. [2022-11-21 22:01:17,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-21 22:01:17,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:17,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:17,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1500 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2022-11-21 22:01:22,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:22,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 82 states and 118 transitions. [2022-11-21 22:01:22,905 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 118 transitions. [2022-11-21 22:01:22,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-21 22:01:22,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:22,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:22,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:22,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1561 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 1500 trivial. 0 not checked. [2022-11-21 22:01:28,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:28,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 82 states and 108 transitions. [2022-11-21 22:01:28,541 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 108 transitions. [2022-11-21 22:01:28,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-21 22:01:28,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:28,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:28,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:28,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2166 backedges. 0 proven. 1836 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2022-11-21 22:01:34,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:34,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 94 states and 132 transitions. [2022-11-21 22:01:34,905 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 132 transitions. [2022-11-21 22:01:34,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-21 22:01:34,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:34,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:34,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2239 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 2166 trivial. 0 not checked. [2022-11-21 22:01:41,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:41,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 94 states and 122 transitions. [2022-11-21 22:01:41,694 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 122 transitions. [2022-11-21 22:01:41,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-21 22:01:41,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:41,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:41,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:42,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2954 backedges. 0 proven. 2569 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2022-11-21 22:01:49,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:49,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 106 states and 146 transitions. [2022-11-21 22:01:49,434 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 146 transitions. [2022-11-21 22:01:49,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-21 22:01:49,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:49,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:49,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:49,520 INFO L134 CoverageAnalysis]: Checked inductivity of 3039 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 2954 trivial. 0 not checked. [2022-11-21 22:01:56,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:56,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 106 states and 136 transitions. [2022-11-21 22:01:56,924 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 136 transitions. [2022-11-21 22:01:56,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-21 22:01:56,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:56,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:56,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:57,409 INFO L134 CoverageAnalysis]: Checked inductivity of 3864 backedges. 0 proven. 3424 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2022-11-21 22:02:05,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:05,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 118 states and 160 transitions. [2022-11-21 22:02:05,451 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 160 transitions. [2022-11-21 22:02:05,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-21 22:02:05,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:05,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:05,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:05,541 INFO L134 CoverageAnalysis]: Checked inductivity of 3961 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3864 trivial. 0 not checked. [2022-11-21 22:02:13,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:13,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 118 states and 150 transitions. [2022-11-21 22:02:13,817 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 150 transitions. [2022-11-21 22:02:13,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-21 22:02:13,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:13,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:14,363 INFO L134 CoverageAnalysis]: Checked inductivity of 4896 backedges. 0 proven. 4401 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2022-11-21 22:02:23,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:23,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 130 states and 163 transitions. [2022-11-21 22:02:23,301 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 163 transitions. [2022-11-21 22:02:23,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-21 22:02:23,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:23,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:23,395 INFO L134 CoverageAnalysis]: Checked inductivity of 5005 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 4896 trivial. 0 not checked. [2022-11-21 22:02:32,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:32,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 130 states and 153 transitions. [2022-11-21 22:02:32,647 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 153 transitions. [2022-11-21 22:02:32,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-21 22:02:32,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:32,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:32,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:32,937 INFO L134 CoverageAnalysis]: Checked inductivity of 6050 backedges. 6041 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-21 22:07:37,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:07:37,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 128 states and 151 transitions. [2022-11-21 22:07:37,509 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 151 transitions. [2022-11-21 22:07:37,509 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:07:37,510 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 31 iterations. [2022-11-21 22:07:37,517 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-11-21 22:07:41,438 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:07:41,444 INFO L560 CodeCheckObserver]: Invariant with dag size 357 [2022-11-21 22:07:41,506 INFO L560 CodeCheckObserver]: Invariant with dag size 69 [2022-11-21 22:07:41,512 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:07:41,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:07:41 ImpRootNode [2022-11-21 22:07:41,514 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:07:41,514 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:07:41,514 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:07:41,515 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:07:41,515 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:00:48" (3/4) ... [2022-11-21 22:07:41,517 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:07:41,541 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-21 22:07:41,548 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-21 22:07:41,548 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 22:07:41,549 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:07:41,612 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:07:41,612 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:07:41,613 INFO L158 Benchmark]: Toolchain (without parser) took 414014.89ms. Allocated memory was 201.3MB in the beginning and 3.7GB in the end (delta: 3.5GB). Free memory was 159.4MB in the beginning and 3.1GB in the end (delta: -2.9GB). Peak memory consumption was 572.6MB. Max. memory is 16.1GB. [2022-11-21 22:07:41,614 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 123.7MB. Free memory was 91.7MB in the beginning and 91.7MB in the end (delta: 25.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:07:41,614 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.35ms. Allocated memory is still 201.3MB. Free memory was 159.4MB in the beginning and 148.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:07:41,614 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.02ms. Allocated memory is still 201.3MB. Free memory was 148.9MB in the beginning and 147.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:07:41,615 INFO L158 Benchmark]: Boogie Preprocessor took 33.88ms. Allocated memory is still 201.3MB. Free memory was 147.4MB in the beginning and 146.4MB in the end (delta: 954.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:07:41,615 INFO L158 Benchmark]: RCFGBuilder took 313.59ms. Allocated memory is still 201.3MB. Free memory was 146.4MB in the beginning and 135.3MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 22:07:41,615 INFO L158 Benchmark]: CodeCheck took 413270.94ms. Allocated memory was 201.3MB in the beginning and 3.7GB in the end (delta: 3.5GB). Free memory was 135.3MB in the beginning and 3.1GB in the end (delta: -3.0GB). Peak memory consumption was 897.7MB. Max. memory is 16.1GB. [2022-11-21 22:07:41,616 INFO L158 Benchmark]: Witness Printer took 98.47ms. Allocated memory is still 3.7GB. Free memory was 3.1GB in the beginning and 3.1GB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:07:41,618 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, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 409.2s, OverallIterations: 31, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3722 SdHoareTripleChecker+Valid, 32.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3280 mSDsluCounter, 274 SdHoareTripleChecker+Invalid, 27.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 7805 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19261 IncrementalHoareTripleChecker+Invalid, 27066 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7805 mSolverCounterUnsat, 274 mSDtfsCounter, 19261 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12817 GetRequests, 11134 SyntacticMatches, 115 SemanticMatches, 1568 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1173807 ImplicationChecksByTransitivity, 398.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 64.6s InterpolantComputationTime, 1463 NumberOfCodeBlocks, 1463 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 1433 ConstructedInterpolants, 0 QuantifiedInterpolants, 5532 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 30 InterpolantComputations, 12 PerfectInterpolantSequences, 26244/41094 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: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((6 + j <= m && i == 0) && 4 <= k) && 10 <= n) && 10 <= m) || (((6 + i <= n && 10 <= m) && j == 0) && 40 <= k)) || (((76 <= k && j + 4 <= m) && 3 + i <= n) && 10 <= m)) || (((9 + i <= n && j + 8 <= m) && 12 <= k) && 10 <= m)) || (((3 + i <= n && 70 <= k) && 10 <= m) && j == 0)) || ((!(2 + i <= n) && 95 <= k) && 5 + j <= m)) || (((3 + j <= m && 57 <= k) && 10 <= m) && 5 + i <= n)) || (((j + 4 <= m && 26 <= k) && i + 8 <= n) && 10 <= m)) || (((25 <= k && 5 + j <= m) && i + 8 <= n) && 10 <= m)) || (((15 <= k && 9 + i <= n) && 5 + j <= m) && 10 <= m)) || (((55 <= k && 5 + j <= m) && 10 <= m) && 5 + i <= n)) || (((7 + i <= n && 2 + j <= m) && 10 <= m) && 38 <= k)) || (((51 <= k && 9 + j <= m) && 10 <= m) && 5 + i <= n)) || ((((i == 0 && 2 <= k) && 10 <= n) && j + 8 <= m) && 10 <= m)) || (((3 + i <= n && j + 8 <= m) && 72 <= k) && 10 <= m)) || (((j + 1 <= m && 69 <= k) && i + 4 <= n) && 10 <= m)) || ((((i == 0 && j + 1 <= m) && 10 <= n) && 9 <= k) && 10 <= m)) || (((78 <= k && 3 + i <= n) && 2 + j <= m) && 10 <= m)) || (((6 + j <= m && 64 <= k) && i + 4 <= n) && 10 <= m)) || (((2 + i <= n && 81 <= k) && 9 + j <= m) && 10 <= m)) || (((j + 4 <= m && 46 <= k) && 6 + i <= n) && 10 <= m)) || (((9 + i <= n && 10 <= k) && 10 <= m) && j == 0)) || (((6 + j <= m && 2 + i <= n) && 84 <= k) && 10 <= m)) || (((6 + j <= m && 7 + i <= n) && 34 <= k) && 10 <= m)) || (((j + 1 <= m && 3 + i <= n) && 10 <= m) && 79 <= k)) || (((7 + j <= m && i + 8 <= n) && 10 <= m) && 23 <= k)) || (((9 + i <= n && 18 <= k) && 2 + j <= m) && 10 <= m)) || (((31 <= k && 7 + i <= n) && 9 + j <= m) && 10 <= m)) || (((j + 8 <= m && i + 4 <= n) && 10 <= m) && 62 <= k)) || ((((i == 0 && 10 <= n) && 7 + j <= m) && 10 <= m) && 3 <= k)) || ((3 + i <= n && 80 <= k) && 10 <= m)) || (((j + 1 <= m && 6 + i <= n) && 10 <= m) && 49 <= k)) || (!(2 + i <= n) && 100 <= k)) || ((((i == 0 && 10 <= n) && 5 + j <= m) && 5 <= k) && 10 <= m)) || (((71 <= k && 3 + i <= n) && 9 + j <= m) && 10 <= m)) || ((30 <= k && i + 8 <= n) && 10 <= m)) || (((6 + j <= m && 9 + i <= n) && 10 <= m) && 14 <= k)) || (((j + 4 <= m && 7 + i <= n) && 36 <= k) && 10 <= m)) || (((i == 0 && 10 <= n) && 10 <= k) && 10 <= m)) || (((i + 8 <= n && 9 + j <= m) && 10 <= m) && 21 <= k)) || (((61 <= k && i + 4 <= n) && 9 + j <= m) && 10 <= m)) || ((((j + 4 <= m && i == 0) && 10 <= n) && 6 <= k) && 10 <= m)) || (((7 + j <= m && 10 <= m) && 5 + i <= n) && 53 <= k)) || (((3 + j <= m && i + 8 <= n) && 10 <= m) && 27 <= k)) || (((j + 8 <= m && 10 <= m) && 5 + i <= n) && 52 <= k)) || (((58 <= k && 2 + j <= m) && 10 <= m) && 5 + i <= n)) || (((3 + i <= n && 5 + j <= m) && 75 <= k) && 10 <= m)) || (((2 + i <= n && 5 + j <= m) && 10 <= m) && 85 <= k)) || (((3 + i <= n && 7 + j <= m) && 10 <= m) && 73 <= k)) || ((!(2 + i <= n) && 98 <= k) && 2 + j <= m)) || (((45 <= k && 6 + i <= n) && 5 + j <= m) && 10 <= m)) || ((((i == 0 && 10 <= n) && 2 + j <= m) && 10 <= m) && 8 <= k)) || (((7 + j <= m && 9 + i <= n) && 13 <= k) && 10 <= m)) || ((70 <= k && i + 4 <= n) && 10 <= m)) || ((j + 4 <= m && !(2 + i <= n)) && 96 <= k)) || ((6 + i <= n && 10 <= m) && 50 <= k)) || ((!(2 + i <= n) && j + 1 <= m) && 99 <= k)) || (((20 <= k && i + 8 <= n) && 10 <= m) && j == 0)) || (((7 + i <= n && j + 8 <= m) && 10 <= m) && 32 <= k)) || ((!(2 + i <= n) && j + 8 <= m) && 92 <= k)) || (((65 <= k && 5 + j <= m) && i + 4 <= n) && 10 <= m)) || (((42 <= k && j + 8 <= m) && 6 + i <= n) && 10 <= m)) || ((20 <= k && 9 + i <= n) && 10 <= m)) || (((j + 4 <= m && 9 + i <= n) && 10 <= m) && 16 <= k)) || (((41 <= k && 6 + i <= n) && 9 + j <= m) && 10 <= m)) || (((10 <= m && 5 + i <= n) && j == 0) && 50 <= k)) || (((3 + j <= m && 17 <= k) && 9 + i <= n) && 10 <= m)) || (((j + 1 <= m && 2 + i <= n) && 10 <= m) && 89 <= k)) || (((7 + i <= n && 7 + j <= m) && 10 <= m) && 33 <= k)) || (((2 + i <= n && 82 <= k) && j + 8 <= m) && 10 <= m)) || ((3 + j <= m && !(2 + i <= n)) && 97 <= k)) || (((j + 1 <= m && 7 + i <= n) && 10 <= m) && 39 <= k)) || (((6 + j <= m && 54 <= k) && 10 <= m) && 5 + i <= n)) || (((60 <= k && i + 4 <= n) && 10 <= m) && j == 0)) || ((60 <= k && 10 <= m) && 5 + i <= n)) || (((i + 4 <= n && 2 + j <= m) && 10 <= m) && 68 <= k)) || (((6 + j <= m && 3 + i <= n) && 10 <= m) && 74 <= k)) || ((2 + i <= n && 90 <= k) && 10 <= m)) || ((((0 <= k && i == 0) && 10 <= n) && 10 <= m) && j == 0)) || (((3 + j <= m && 6 + i <= n) && 10 <= m) && 47 <= k)) || ((((i == 0 && 10 <= n) && 9 + j <= m) && 10 <= m) && 1 <= k)) || (((22 <= k && j + 8 <= m) && i + 8 <= n) && 10 <= m)) || (((j + 1 <= m && i + 8 <= n) && 10 <= m) && 29 <= k)) || (((83 <= k && 2 + i <= n) && 7 + j <= m) && 10 <= m)) || ((7 + i <= n && 10 <= m) && 40 <= k)) || (((j + 1 <= m && 9 + i <= n) && 10 <= m) && 19 <= k)) || ((((3 + j <= m && i == 0) && 10 <= n) && 7 <= k) && 10 <= m)) || (((43 <= k && 7 + j <= m) && 6 + i <= n) && 10 <= m)) || (((6 + i <= n && 48 <= k) && 2 + j <= m) && 10 <= m)) || ((!(2 + i <= n) && 91 <= k) && 9 + j <= m)) || (((j + 4 <= m && i + 4 <= n) && 10 <= m) && 66 <= k)) || (((j + 4 <= m && 86 <= k) && 2 + i <= n) && 10 <= m)) || ((!(2 + i <= n) && 6 + j <= m) && 94 <= k)) || (((63 <= k && 7 + j <= m) && i + 4 <= n) && 10 <= m)) || (((3 + j <= m && 3 + i <= n) && 10 <= m) && 77 <= k)) || (((3 + j <= m && 7 + i <= n) && 37 <= k) && 10 <= m)) || (((i + 8 <= n && 28 <= k) && 2 + j <= m) && 10 <= m)) || ((90 <= k && 10 <= m) && j == 0)) || (((7 + i <= n && 30 <= k) && 10 <= m) && j == 0)) || (((9 + i <= n && 9 + j <= m) && 10 <= m) && 11 <= k)) || (((2 + i <= n && 80 <= k) && 10 <= m) && j == 0)) || (((6 + j <= m && 6 + i <= n) && 44 <= k) && 10 <= m)) || (((j + 4 <= m && 56 <= k) && 10 <= m) && 5 + i <= n)) || (((3 + j <= m && 67 <= k) && i + 4 <= n) && 10 <= m)) || (((3 + j <= m && 2 + i <= n) && 87 <= k) && 10 <= m)) || (((j + 1 <= m && 59 <= k) && 10 <= m) && 5 + i <= n)) || ((!(2 + i <= n) && 93 <= k) && 7 + j <= m)) || (((88 <= k && 2 + i <= n) && 2 + j <= m) && 10 <= m)) || (((6 + j <= m && 24 <= k) && i + 8 <= n) && 10 <= m)) || (((7 + i <= n && 35 <= k) && 5 + j <= m) && 10 <= m) - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: (((((((((((2 + i <= n && 80 <= k) && 10 <= m) || ((90 <= k && i + 1 <= n) && 10 <= m)) || ((3 + i <= n && 70 <= k) && 10 <= m)) || ((10 <= m && 5 + i <= n) && 50 <= k)) || ((20 <= k && i + 8 <= n) && 10 <= m)) || ((6 + i <= n && 10 <= m) && 40 <= k)) || ((7 + i <= n && 30 <= k) && 10 <= m)) || ((9 + i <= n && 10 <= k) && 10 <= m)) || ((60 <= k && i + 4 <= n) && 10 <= m)) || (((0 <= k && i == 0) && 10 <= n) && 10 <= m)) || (!(i + 1 <= n) && 100 <= k) - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 123.7MB. Free memory was 91.7MB in the beginning and 91.7MB in the end (delta: 25.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.35ms. Allocated memory is still 201.3MB. Free memory was 159.4MB in the beginning and 148.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.02ms. Allocated memory is still 201.3MB. Free memory was 148.9MB in the beginning and 147.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.88ms. Allocated memory is still 201.3MB. Free memory was 147.4MB in the beginning and 146.4MB in the end (delta: 954.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 313.59ms. Allocated memory is still 201.3MB. Free memory was 146.4MB in the beginning and 135.3MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 413270.94ms. Allocated memory was 201.3MB in the beginning and 3.7GB in the end (delta: 3.5GB). Free memory was 135.3MB in the beginning and 3.1GB in the end (delta: -3.0GB). Peak memory consumption was 897.7MB. Max. memory is 16.1GB. * Witness Printer took 98.47ms. Allocated memory is still 3.7GB. Free memory was 3.1GB in the beginning and 3.1GB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 22:07:41,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff04627f-e487-4d11-bb8f-ddc9ec8caa16/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