./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/reducercommutativity/max40-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_509d01e5-f8da-4959-9905-d65a3c6bb56c/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509d01e5-f8da-4959-9905-d65a3c6bb56c/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_509d01e5-f8da-4959-9905-d65a3c6bb56c/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509d01e5-f8da-4959-9905-d65a3c6bb56c/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/max40-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509d01e5-f8da-4959-9905-d65a3c6bb56c/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_509d01e5-f8da-4959-9905-d65a3c6bb56c/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 a8d5806586012290ae42296af495175d1f0a3275a3232981eda33ec55888f6d2 --- 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 22:10:40,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:10:40,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:10:40,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:10:40,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:10:40,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:10:40,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:10:40,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:10:40,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:10:40,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:10:40,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:10:40,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:10:40,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:10:40,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:10:40,791 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:10:40,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:10:40,793 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:10:40,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:10:40,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:10:40,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:10:40,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:10:40,802 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:10:40,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:10:40,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:10:40,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:10:40,808 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:10:40,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:10:40,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:10:40,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:10:40,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:10:40,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:10:40,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:10:40,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:10:40,815 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:10:40,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:10:40,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:10:40,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:10:40,818 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:10:40,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:10:40,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:10:40,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:10:40,822 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509d01e5-f8da-4959-9905-d65a3c6bb56c/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:10:40,845 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:10:40,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:10:40,847 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:10:40,847 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:10:40,848 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:10:40,849 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:10:40,849 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:10:40,849 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:10:40,850 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:10:40,850 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:10:40,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:10:40,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:10:40,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:10:40,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:10:40,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:10:40,852 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:10:40,853 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:10:40,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:10:40,853 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:10:40,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:10:40,854 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:10:40,854 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:10:40,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:10:40,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:10:40,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:10:40,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:10:40,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:10:40,856 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:10:40,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:10:40,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:10:40,857 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_509d01e5-f8da-4959-9905-d65a3c6bb56c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509d01e5-f8da-4959-9905-d65a3c6bb56c/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8d5806586012290ae42296af495175d1f0a3275a3232981eda33ec55888f6d2 [2022-11-21 22:10:41,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:10:41,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:10:41,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:10:41,205 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:10:41,206 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:10:41,207 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509d01e5-f8da-4959-9905-d65a3c6bb56c/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/reducercommutativity/max40-1.i [2022-11-21 22:10:44,200 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:10:44,402 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:10:44,402 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509d01e5-f8da-4959-9905-d65a3c6bb56c/sv-benchmarks/c/reducercommutativity/max40-1.i [2022-11-21 22:10:44,408 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509d01e5-f8da-4959-9905-d65a3c6bb56c/bin/ukojak-jW3SillKbg/data/a6ac6f006/8cd373ce09c54907b07e77b11e2db702/FLAG72f78c074 [2022-11-21 22:10:44,421 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509d01e5-f8da-4959-9905-d65a3c6bb56c/bin/ukojak-jW3SillKbg/data/a6ac6f006/8cd373ce09c54907b07e77b11e2db702 [2022-11-21 22:10:44,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:10:44,426 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:10:44,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:10:44,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:10:44,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:10:44,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:10:44" (1/1) ... [2022-11-21 22:10:44,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aa24104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:44, skipping insertion in model container [2022-11-21 22:10:44,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:10:44" (1/1) ... [2022-11-21 22:10:44,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:10:44,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:10:44,627 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_509d01e5-f8da-4959-9905-d65a3c6bb56c/sv-benchmarks/c/reducercommutativity/max40-1.i[1290,1303] [2022-11-21 22:10:44,628 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:10:44,637 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:10:44,658 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_509d01e5-f8da-4959-9905-d65a3c6bb56c/sv-benchmarks/c/reducercommutativity/max40-1.i[1290,1303] [2022-11-21 22:10:44,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:10:44,673 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:10:44,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:44 WrapperNode [2022-11-21 22:10:44,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:10:44,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:10:44,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:10:44,676 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:10:44,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:44" (1/1) ... [2022-11-21 22:10:44,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:44" (1/1) ... [2022-11-21 22:10:44,741 INFO L138 Inliner]: procedures = 16, calls = 23, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 73 [2022-11-21 22:10:44,741 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:10:44,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:10:44,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:10:44,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:10:44,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:44" (1/1) ... [2022-11-21 22:10:44,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:44" (1/1) ... [2022-11-21 22:10:44,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:44" (1/1) ... [2022-11-21 22:10:44,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:44" (1/1) ... [2022-11-21 22:10:44,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:44" (1/1) ... [2022-11-21 22:10:44,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:44" (1/1) ... [2022-11-21 22:10:44,784 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:44" (1/1) ... [2022-11-21 22:10:44,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:44" (1/1) ... [2022-11-21 22:10:44,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:10:44,796 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:10:44,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:10:44,796 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:10:44,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:44" (1/1) ... [2022-11-21 22:10:44,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:10:44,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509d01e5-f8da-4959-9905-d65a3c6bb56c/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:10:44,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509d01e5-f8da-4959-9905-d65a3c6bb56c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:10:44,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509d01e5-f8da-4959-9905-d65a3c6bb56c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:10:44,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:10:44,890 INFO L130 BoogieDeclarations]: Found specification of procedure max [2022-11-21 22:10:44,890 INFO L138 BoogieDeclarations]: Found implementation of procedure max [2022-11-21 22:10:44,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:10:44,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:10:44,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:10:44,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:10:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:10:44,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:10:44,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:10:45,013 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:10:45,015 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:10:45,314 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:10:45,375 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:10:45,375 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-21 22:10:45,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:10:45 BoogieIcfgContainer [2022-11-21 22:10:45,378 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:10:45,379 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:10:45,379 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:10:45,390 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:10:45,390 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:10:45" (1/1) ... [2022-11-21 22:10:45,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:10:45,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:45,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2022-11-21 22:10:45,469 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2022-11-21 22:10:45,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 22:10:45,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:45,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:45,665 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 22:10:45,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:45,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2022-11-21 22:10:45,715 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2022-11-21 22:10:45,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:10:45,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:45,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:45,811 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 22:10:45,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:45,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2022-11-21 22:10:45,841 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2022-11-21 22:10:45,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:10:45,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:45,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:45,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:45,935 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 22:10:45,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:45,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2022-11-21 22:10:45,977 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2022-11-21 22:10:45,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:10:45,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:45,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:46,164 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 22:10:46,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:46,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 30 states and 34 transitions. [2022-11-21 22:10:46,374 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2022-11-21 22:10:46,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:10:46,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:46,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:46,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:46,496 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 22:10:46,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:46,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2022-11-21 22:10:46,578 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2022-11-21 22:10:46,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:10:46,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:46,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:46,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:46,705 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 22:10:46,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:46,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2022-11-21 22:10:46,775 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2022-11-21 22:10:46,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:10:46,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:46,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:46,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:46,857 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 22:10:46,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:46,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 34 states and 39 transitions. [2022-11-21 22:10:46,880 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 39 transitions. [2022-11-21 22:10:46,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:10:46,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:46,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:46,962 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 22:10:47,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:47,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2022-11-21 22:10:47,032 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2022-11-21 22:10:47,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:10:47,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:47,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:47,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:47,164 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:10:47,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:47,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 36 states and 41 transitions. [2022-11-21 22:10:47,421 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2022-11-21 22:10:47,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:10:47,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:47,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:47,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:47,601 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:10:47,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:47,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 39 states and 44 transitions. [2022-11-21 22:10:47,852 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2022-11-21 22:10:47,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:10:47,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:47,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:48,005 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:10:48,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:48,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2022-11-21 22:10:48,280 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2022-11-21 22:10:48,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:10:48,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:48,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:48,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:48,469 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:10:48,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:48,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 45 states and 50 transitions. [2022-11-21 22:10:48,788 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2022-11-21 22:10:48,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:10:48,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:48,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:49,043 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:10:49,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:49,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 48 states and 53 transitions. [2022-11-21 22:10:49,387 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2022-11-21 22:10:49,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 22:10:49,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:49,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:49,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:49,631 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:10:49,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:49,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 51 states and 56 transitions. [2022-11-21 22:10:49,996 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 56 transitions. [2022-11-21 22:10:49,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 22:10:49,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:50,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:50,308 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:10:50,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:50,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 54 states and 59 transitions. [2022-11-21 22:10:50,761 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 59 transitions. [2022-11-21 22:10:50,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 22:10:50,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:50,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:50,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:51,135 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:10:51,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:51,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 57 states and 62 transitions. [2022-11-21 22:10:51,592 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 62 transitions. [2022-11-21 22:10:51,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 22:10:51,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:51,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:51,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:51,960 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:10:52,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:52,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 60 states and 65 transitions. [2022-11-21 22:10:52,407 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2022-11-21 22:10:52,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 22:10:52,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:52,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:52,747 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:10:53,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:53,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 63 states and 68 transitions. [2022-11-21 22:10:53,221 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 68 transitions. [2022-11-21 22:10:53,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-21 22:10:53,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:53,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:53,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:53,597 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:10:54,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:54,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 66 states and 71 transitions. [2022-11-21 22:10:54,107 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 71 transitions. [2022-11-21 22:10:54,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-21 22:10:54,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:54,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:54,534 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:10:55,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:55,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 69 states and 74 transitions. [2022-11-21 22:10:55,038 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2022-11-21 22:10:55,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-21 22:10:55,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:55,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:55,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:55,502 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:10:56,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:56,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 72 states and 77 transitions. [2022-11-21 22:10:56,030 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 77 transitions. [2022-11-21 22:10:56,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-21 22:10:56,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:56,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:56,483 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:10:57,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:57,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 75 states and 80 transitions. [2022-11-21 22:10:57,034 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 80 transitions. [2022-11-21 22:10:57,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-21 22:10:57,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:57,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:57,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:57,536 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:10:58,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:58,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 78 states and 83 transitions. [2022-11-21 22:10:58,134 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 83 transitions. [2022-11-21 22:10:58,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-21 22:10:58,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:58,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:58,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:58,704 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:10:59,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:59,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 81 states and 86 transitions. [2022-11-21 22:10:59,323 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 86 transitions. [2022-11-21 22:10:59,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-21 22:10:59,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:59,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:59,928 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:00,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:00,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 84 states and 89 transitions. [2022-11-21 22:11:00,576 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 89 transitions. [2022-11-21 22:11:00,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-21 22:11:00,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:00,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:00,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:01,206 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:01,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:01,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 87 states and 92 transitions. [2022-11-21 22:11:01,892 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 92 transitions. [2022-11-21 22:11:01,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-21 22:11:01,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:01,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:02,549 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:03,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:03,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 90 states and 95 transitions. [2022-11-21 22:11:03,258 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 95 transitions. [2022-11-21 22:11:03,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-21 22:11:03,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:03,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:03,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:03,919 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:04,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:04,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 93 states and 98 transitions. [2022-11-21 22:11:04,637 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 98 transitions. [2022-11-21 22:11:04,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-21 22:11:04,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:04,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:04,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:05,370 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:06,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:06,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 96 states and 101 transitions. [2022-11-21 22:11:06,084 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 101 transitions. [2022-11-21 22:11:06,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-21 22:11:06,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:06,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:06,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:06,874 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:07,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:07,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 99 states and 104 transitions. [2022-11-21 22:11:07,703 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 104 transitions. [2022-11-21 22:11:07,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-21 22:11:07,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:07,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:07,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:08,657 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:09,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:09,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 102 states and 107 transitions. [2022-11-21 22:11:09,488 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 107 transitions. [2022-11-21 22:11:09,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-21 22:11:09,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:09,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:10,313 INFO L134 CoverageAnalysis]: Checked inductivity of 928 backedges. 0 proven. 925 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:11,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:11,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 105 states and 110 transitions. [2022-11-21 22:11:11,112 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 110 transitions. [2022-11-21 22:11:11,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-21 22:11:11,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:11,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:11,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:11,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1004 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:12,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:12,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 108 states and 113 transitions. [2022-11-21 22:11:12,764 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 113 transitions. [2022-11-21 22:11:12,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-21 22:11:12,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:12,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:13,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:14,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:14,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 111 states and 116 transitions. [2022-11-21 22:11:14,591 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 116 transitions. [2022-11-21 22:11:14,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-21 22:11:14,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:14,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:14,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:15,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1165 backedges. 0 proven. 1162 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:16,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:16,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 114 states and 119 transitions. [2022-11-21 22:11:16,371 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 119 transitions. [2022-11-21 22:11:16,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-21 22:11:16,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:16,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:16,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:17,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1250 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:18,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:18,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 117 states and 122 transitions. [2022-11-21 22:11:18,294 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 122 transitions. [2022-11-21 22:11:18,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-21 22:11:18,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:18,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:19,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1338 backedges. 0 proven. 1335 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:20,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:20,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 120 states and 125 transitions. [2022-11-21 22:11:20,301 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 125 transitions. [2022-11-21 22:11:20,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-21 22:11:20,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:20,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:20,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:21,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1429 backedges. 0 proven. 1426 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:22,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:22,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 123 states and 128 transitions. [2022-11-21 22:11:22,264 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 128 transitions. [2022-11-21 22:11:22,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-21 22:11:22,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:22,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:22,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:23,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1523 backedges. 0 proven. 1520 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:24,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:24,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 126 states and 131 transitions. [2022-11-21 22:11:24,190 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 131 transitions. [2022-11-21 22:11:24,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-21 22:11:24,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:24,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:24,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:25,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1620 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:26,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:26,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 129 states and 134 transitions. [2022-11-21 22:11:26,275 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 134 transitions. [2022-11-21 22:11:26,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-21 22:11:26,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:26,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:26,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:27,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1720 backedges. 0 proven. 1717 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:28,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:28,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 132 states and 137 transitions. [2022-11-21 22:11:28,367 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 137 transitions. [2022-11-21 22:11:28,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-21 22:11:28,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:28,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:29,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1823 backedges. 0 proven. 1820 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:30,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:30,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 135 states and 140 transitions. [2022-11-21 22:11:30,346 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 140 transitions. [2022-11-21 22:11:30,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-21 22:11:30,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:30,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:30,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:31,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1929 backedges. 0 proven. 1926 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:32,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:32,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 138 states and 143 transitions. [2022-11-21 22:11:32,507 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 143 transitions. [2022-11-21 22:11:32,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-21 22:11:32,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:32,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:32,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:33,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2038 backedges. 0 proven. 2035 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:34,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:34,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 141 states and 146 transitions. [2022-11-21 22:11:34,804 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 146 transitions. [2022-11-21 22:11:34,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-21 22:11:34,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:34,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:35,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2150 backedges. 0 proven. 2147 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:37,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:37,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 144 states and 149 transitions. [2022-11-21 22:11:37,092 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 149 transitions. [2022-11-21 22:11:37,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-21 22:11:37,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:37,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:38,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 0 proven. 2262 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:11:39,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:39,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 147 states and 151 transitions. [2022-11-21 22:11:39,613 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 151 transitions. [2022-11-21 22:11:39,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-11-21 22:11:39,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:39,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:39,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:40,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2383 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2022-11-21 22:11:41,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:41,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 146 states and 149 transitions. [2022-11-21 22:11:41,285 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 149 transitions. [2022-11-21 22:11:41,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-11-21 22:11:41,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:41,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:41,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2390 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2382 trivial. 0 not checked. [2022-11-21 22:11:42,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:42,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 147 states and 150 transitions. [2022-11-21 22:11:42,221 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 150 transitions. [2022-11-21 22:11:42,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-21 22:11:42,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:42,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:42,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2409 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2409 trivial. 0 not checked. [2022-11-21 22:11:42,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:42,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 149 states and 153 transitions. [2022-11-21 22:11:42,747 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 153 transitions. [2022-11-21 22:11:42,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-11-21 22:11:42,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:42,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:42,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:42,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2409 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2409 trivial. 0 not checked. [2022-11-21 22:11:42,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:42,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 150 states and 154 transitions. [2022-11-21 22:11:42,893 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 154 transitions. [2022-11-21 22:11:42,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-11-21 22:11:42,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:42,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:43,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2409 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2409 trivial. 0 not checked. [2022-11-21 22:11:43,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:43,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 151 states and 155 transitions. [2022-11-21 22:11:43,491 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 155 transitions. [2022-11-21 22:11:43,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-21 22:11:43,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:43,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:43,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2409 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2409 trivial. 0 not checked. [2022-11-21 22:11:43,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:43,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 152 states and 156 transitions. [2022-11-21 22:11:43,669 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 156 transitions. [2022-11-21 22:11:43,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-21 22:11:43,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:43,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:43,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2411 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2410 trivial. 0 not checked. [2022-11-21 22:11:44,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:44,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 151 states and 155 transitions. [2022-11-21 22:11:44,438 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 155 transitions. [2022-11-21 22:11:44,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-11-21 22:11:44,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:44,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:44,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2412 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2409 trivial. 0 not checked. [2022-11-21 22:11:45,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:45,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 154 states and 159 transitions. [2022-11-21 22:11:45,728 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 159 transitions. [2022-11-21 22:11:45,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-11-21 22:11:45,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:45,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:45,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:46,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2413 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2410 trivial. 0 not checked. [2022-11-21 22:11:46,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:46,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 153 states and 158 transitions. [2022-11-21 22:11:46,541 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 158 transitions. [2022-11-21 22:11:46,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-21 22:11:46,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:46,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:46,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2414 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2412 trivial. 0 not checked. [2022-11-21 22:11:47,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:47,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 152 states and 157 transitions. [2022-11-21 22:11:47,714 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 157 transitions. [2022-11-21 22:11:47,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-11-21 22:11:47,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:47,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:47,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:48,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2420 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2414 trivial. 0 not checked. [2022-11-21 22:11:48,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:48,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 151 states and 156 transitions. [2022-11-21 22:11:48,593 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 156 transitions. [2022-11-21 22:11:48,593 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:11:48,593 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 58 iterations. [2022-11-21 22:11:48,602 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 22:11:49,390 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2022-11-21 22:11:49,400 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2022-11-21 22:11:49,403 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:11:49,404 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2022-11-21 22:11:49,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:11:49 ImpRootNode [2022-11-21 22:11:49,405 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:11:49,406 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:11:49,406 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:11:49,406 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:11:49,407 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:10:45" (3/4) ... [2022-11-21 22:11:49,410 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:11:49,416 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure max [2022-11-21 22:11:49,420 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-21 22:11:49,421 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-21 22:11:49,421 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 22:11:49,421 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:11:49,470 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509d01e5-f8da-4959-9905-d65a3c6bb56c/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:11:49,481 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:11:49,482 INFO L158 Benchmark]: Toolchain (without parser) took 65056.01ms. Allocated memory was 174.1MB in the beginning and 1.1GB in the end (delta: 943.7MB). Free memory was 133.7MB in the beginning and 960.5MB in the end (delta: -826.7MB). Peak memory consumption was 119.0MB. Max. memory is 16.1GB. [2022-11-21 22:11:49,482 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 132.1MB. Free memory was 76.8MB in the beginning and 76.7MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:11:49,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.64ms. Allocated memory is still 174.1MB. Free memory was 133.7MB in the beginning and 123.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:11:49,483 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.99ms. Allocated memory is still 174.1MB. Free memory was 123.3MB in the beginning and 121.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:11:49,483 INFO L158 Benchmark]: Boogie Preprocessor took 53.13ms. Allocated memory is still 174.1MB. Free memory was 121.8MB in the beginning and 120.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:11:49,484 INFO L158 Benchmark]: RCFGBuilder took 582.46ms. Allocated memory is still 174.1MB. Free memory was 120.4MB in the beginning and 104.4MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:11:49,484 INFO L158 Benchmark]: CodeCheck took 64025.62ms. Allocated memory was 174.1MB in the beginning and 1.1GB in the end (delta: 943.7MB). Free memory was 104.4MB in the beginning and 963.6MB in the end (delta: -859.2MB). Peak memory consumption was 87.5MB. Max. memory is 16.1GB. [2022-11-21 22:11:49,485 INFO L158 Benchmark]: Witness Printer took 75.39ms. Allocated memory is still 1.1GB. Free memory was 963.6MB in the beginning and 960.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:11:49,487 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 2 procedures, 29 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 63.2s, OverallIterations: 58, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5125 SdHoareTripleChecker+Valid, 32.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3968 mSDsluCounter, 504 SdHoareTripleChecker+Invalid, 26.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 7601 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20369 IncrementalHoareTripleChecker+Invalid, 27970 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7601 mSolverCounterUnsat, 504 mSDtfsCounter, 20369 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 27229 GetRequests, 26776 SyntacticMatches, 1 SemanticMatches, 452 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90524 ImplicationChecksByTransitivity, 39.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 28.1s InterpolantComputationTime, 4413 NumberOfCodeBlocks, 4413 NumberOfCodeBlocksAsserted, 57 NumberOfCheckSat, 4356 ConstructedInterpolants, 0 QuantifiedInterpolants, 9242 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 57 InterpolantComputations, 14 PerfectInterpolantSequences, 26598/57035 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: 20]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 20]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: 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: 20]: Loop Invariant Derived loop invariant: 1 <= i || i == 0 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: i == 0 || 1 <= i - InvariantResult [Line: 47]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: 0 <= i + 2147483648 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 132.1MB. Free memory was 76.8MB in the beginning and 76.7MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.64ms. Allocated memory is still 174.1MB. Free memory was 133.7MB in the beginning and 123.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.99ms. Allocated memory is still 174.1MB. Free memory was 123.3MB in the beginning and 121.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.13ms. Allocated memory is still 174.1MB. Free memory was 121.8MB in the beginning and 120.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 582.46ms. Allocated memory is still 174.1MB. Free memory was 120.4MB in the beginning and 104.4MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 64025.62ms. Allocated memory was 174.1MB in the beginning and 1.1GB in the end (delta: 943.7MB). Free memory was 104.4MB in the beginning and 963.6MB in the end (delta: -859.2MB). Peak memory consumption was 87.5MB. Max. memory is 16.1GB. * Witness Printer took 75.39ms. Allocated memory is still 1.1GB. Free memory was 963.6MB in the beginning and 960.5MB 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 22:11:49,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509d01e5-f8da-4959-9905-d65a3c6bb56c/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