./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Toulouse-MultiBranchesToLoop-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_505966d6-f9c2-4773-9e07-8eb3f19e3bea/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_505966d6-f9c2-4773-9e07-8eb3f19e3bea/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_505966d6-f9c2-4773-9e07-8eb3f19e3bea/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_505966d6-f9c2-4773-9e07-8eb3f19e3bea/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Toulouse-MultiBranchesToLoop-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_505966d6-f9c2-4773-9e07-8eb3f19e3bea/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_505966d6-f9c2-4773-9e07-8eb3f19e3bea/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eae29037f39f72e492ffc0d4d80667eddad5a4a3f1ba42f69f0f22dd69021a00 --- 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 22:33:19,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:33:19,765 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:33:19,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:33:19,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:33:19,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:33:19,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:33:19,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:33:19,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:33:19,798 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:33:19,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:33:19,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:33:19,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:33:19,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:33:19,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:33:19,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:33:19,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:33:19,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:33:19,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:33:19,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:33:19,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:33:19,818 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:33:19,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:33:19,821 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:33:19,825 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:33:19,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:33:19,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:33:19,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:33:19,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:33:19,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:33:19,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:33:19,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:33:19,833 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:33:19,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:33:19,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:33:19,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:33:19,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:33:19,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:33:19,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:33:19,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:33:19,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:33:19,842 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_505966d6-f9c2-4773-9e07-8eb3f19e3bea/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:33:19,897 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:33:19,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:33:19,902 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:33:19,903 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:33:19,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:33:19,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:33:19,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:33:19,905 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:33:19,905 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:33:19,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:33:19,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:33:19,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:33:19,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:33:19,908 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:33:19,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:33:19,908 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:33:19,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:33:19,909 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:33:19,909 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:33:19,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:33:19,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:33:19,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:33:19,910 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:33:19,910 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:33:19,911 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:33:19,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:33:19,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:33:19,911 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_505966d6-f9c2-4773-9e07-8eb3f19e3bea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_505966d6-f9c2-4773-9e07-8eb3f19e3bea/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eae29037f39f72e492ffc0d4d80667eddad5a4a3f1ba42f69f0f22dd69021a00 [2022-11-21 22:33:20,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:33:20,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:33:20,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:33:20,402 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:33:20,403 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:33:20,404 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_505966d6-f9c2-4773-9e07-8eb3f19e3bea/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-crafted/Toulouse-MultiBranchesToLoop-1.c [2022-11-21 22:33:23,999 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:33:24,270 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:33:24,271 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_505966d6-f9c2-4773-9e07-8eb3f19e3bea/sv-benchmarks/c/termination-crafted/Toulouse-MultiBranchesToLoop-1.c [2022-11-21 22:33:24,282 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_505966d6-f9c2-4773-9e07-8eb3f19e3bea/bin/ukojak-jW3SillKbg/data/cf8e9fecd/ddd3c01da9574d5baefb9de8425ce70f/FLAG0a6c972d2 [2022-11-21 22:33:24,312 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_505966d6-f9c2-4773-9e07-8eb3f19e3bea/bin/ukojak-jW3SillKbg/data/cf8e9fecd/ddd3c01da9574d5baefb9de8425ce70f [2022-11-21 22:33:24,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:33:24,318 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:33:24,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:33:24,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:33:24,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:33:24,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:33:24" (1/1) ... [2022-11-21 22:33:24,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3571afa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:24, skipping insertion in model container [2022-11-21 22:33:24,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:33:24" (1/1) ... [2022-11-21 22:33:24,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:33:24,362 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:33:24,698 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:33:24,706 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:33:24,741 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:33:24,756 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:33:24,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:24 WrapperNode [2022-11-21 22:33:24,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:33:24,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:33:24,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:33:24,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:33:24,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:24" (1/1) ... [2022-11-21 22:33:24,786 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:24" (1/1) ... [2022-11-21 22:33:24,821 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 85 [2022-11-21 22:33:24,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:33:24,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:33:24,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:33:24,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:33:24,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:24" (1/1) ... [2022-11-21 22:33:24,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:24" (1/1) ... [2022-11-21 22:33:24,839 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:24" (1/1) ... [2022-11-21 22:33:24,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:24" (1/1) ... [2022-11-21 22:33:24,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:24" (1/1) ... [2022-11-21 22:33:24,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:24" (1/1) ... [2022-11-21 22:33:24,848 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:24" (1/1) ... [2022-11-21 22:33:24,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:24" (1/1) ... [2022-11-21 22:33:24,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:33:24,852 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:33:24,852 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:33:24,852 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:33:24,854 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:24" (1/1) ... [2022-11-21 22:33:24,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:33:24,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_505966d6-f9c2-4773-9e07-8eb3f19e3bea/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:33:24,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_505966d6-f9c2-4773-9e07-8eb3f19e3bea/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:33:24,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_505966d6-f9c2-4773-9e07-8eb3f19e3bea/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:33:24,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:33:24,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:33:25,067 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:33:25,070 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:33:25,386 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:33:25,429 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:33:25,429 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:33:25,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:33:25 BoogieIcfgContainer [2022-11-21 22:33:25,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:33:25,456 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:33:25,456 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:33:25,469 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:33:25,480 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:33:25" (1/1) ... [2022-11-21 22:33:25,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:33:25,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:25,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 83 states and 91 transitions. [2022-11-21 22:33:25,569 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 91 transitions. [2022-11-21 22:33:25,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 22:33:25,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:25,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:25,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:25,744 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 22:33:25,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:25,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 82 states and 90 transitions. [2022-11-21 22:33:25,797 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 90 transitions. [2022-11-21 22:33:25,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 22:33:25,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:25,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:25,936 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 22:33:26,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:26,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 81 states and 89 transitions. [2022-11-21 22:33:26,007 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 89 transitions. [2022-11-21 22:33:26,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:33:26,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:26,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:26,101 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 22:33:26,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:26,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 80 states and 88 transitions. [2022-11-21 22:33:26,191 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 88 transitions. [2022-11-21 22:33:26,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:33:26,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:26,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:26,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:26,232 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 22:33:26,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:26,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 79 states and 87 transitions. [2022-11-21 22:33:26,313 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 87 transitions. [2022-11-21 22:33:26,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:33:26,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:26,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:26,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:26,441 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 22:33:26,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:26,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 80 states and 88 transitions. [2022-11-21 22:33:26,629 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 88 transitions. [2022-11-21 22:33:26,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:33:26,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:26,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:26,659 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 22:33:26,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:26,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 79 states and 87 transitions. [2022-11-21 22:33:26,677 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 87 transitions. [2022-11-21 22:33:26,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:33:26,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:26,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:26,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:26,746 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 22:33:26,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:26,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 78 states and 86 transitions. [2022-11-21 22:33:26,858 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 86 transitions. [2022-11-21 22:33:26,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:33:26,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:26,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:26,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:26,968 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 22:33:27,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:27,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 77 states and 85 transitions. [2022-11-21 22:33:27,121 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 85 transitions. [2022-11-21 22:33:27,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:33:27,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:27,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:27,185 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 22:33:27,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:27,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 76 states and 84 transitions. [2022-11-21 22:33:27,246 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 84 transitions. [2022-11-21 22:33:27,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:33:27,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:27,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:27,325 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 22:33:27,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:27,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 77 states and 85 transitions. [2022-11-21 22:33:27,376 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 85 transitions. [2022-11-21 22:33:27,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:33:27,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:27,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:27,420 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 22:33:27,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:27,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 76 states and 84 transitions. [2022-11-21 22:33:27,439 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 84 transitions. [2022-11-21 22:33:27,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:33:27,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:27,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:27,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:27,564 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 22:33:27,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:27,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 75 states and 83 transitions. [2022-11-21 22:33:27,672 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 83 transitions. [2022-11-21 22:33:27,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:33:27,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:27,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:27,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:27,765 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 22:33:27,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:27,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 74 states and 82 transitions. [2022-11-21 22:33:27,904 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 82 transitions. [2022-11-21 22:33:27,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:33:27,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:27,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:27,937 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 22:33:27,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:27,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 81 transitions. [2022-11-21 22:33:27,995 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 81 transitions. [2022-11-21 22:33:27,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:33:27,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:27,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:28,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:28,018 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 22:33:28,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:28,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 74 states and 82 transitions. [2022-11-21 22:33:28,047 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 82 transitions. [2022-11-21 22:33:28,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:33:28,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:28,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:28,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:28,067 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 22:33:28,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:28,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 81 transitions. [2022-11-21 22:33:28,082 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 81 transitions. [2022-11-21 22:33:28,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:33:28,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:28,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:28,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:28,145 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 22:33:28,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:28,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 72 states and 80 transitions. [2022-11-21 22:33:28,258 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 80 transitions. [2022-11-21 22:33:28,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:33:28,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:28,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:28,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:28,364 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 22:33:28,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:28,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 79 transitions. [2022-11-21 22:33:28,517 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2022-11-21 22:33:28,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:33:28,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:28,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:28,541 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 22:33:28,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:28,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 78 transitions. [2022-11-21 22:33:28,612 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2022-11-21 22:33:28,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:33:28,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:28,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:28,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:28,641 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 22:33:28,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:28,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 79 transitions. [2022-11-21 22:33:28,672 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2022-11-21 22:33:28,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:33:28,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:28,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:28,715 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 22:33:28,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:28,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 78 transitions. [2022-11-21 22:33:28,746 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2022-11-21 22:33:28,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:33:28,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:28,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:28,834 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 22:33:28,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:28,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 69 states and 77 transitions. [2022-11-21 22:33:28,932 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 77 transitions. [2022-11-21 22:33:28,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:33:28,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:28,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:29,010 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 22:33:29,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:29,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 68 states and 76 transitions. [2022-11-21 22:33:29,168 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2022-11-21 22:33:29,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:33:29,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:29,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:29,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:29,189 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 22:33:29,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:29,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 67 states and 75 transitions. [2022-11-21 22:33:29,246 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 75 transitions. [2022-11-21 22:33:29,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:33:29,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:29,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:29,270 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 22:33:29,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:29,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 68 states and 76 transitions. [2022-11-21 22:33:29,298 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2022-11-21 22:33:29,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:33:29,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:29,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:29,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:29,318 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 22:33:29,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:29,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 67 states and 75 transitions. [2022-11-21 22:33:29,335 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 75 transitions. [2022-11-21 22:33:29,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:33:29,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:29,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:29,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:29,406 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 22:33:29,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:29,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 66 states and 74 transitions. [2022-11-21 22:33:29,511 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2022-11-21 22:33:29,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:33:29,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:29,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:29,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:29,620 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 22:33:29,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:29,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 65 states and 73 transitions. [2022-11-21 22:33:29,789 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2022-11-21 22:33:29,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:33:29,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:29,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:29,812 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 22:33:29,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:29,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 64 states and 72 transitions. [2022-11-21 22:33:29,874 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2022-11-21 22:33:29,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:33:29,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:29,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:29,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:29,917 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 22:33:29,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:29,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions. [2022-11-21 22:33:29,934 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2022-11-21 22:33:29,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:33:29,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:29,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:29,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:29,972 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 22:33:30,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:30,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 64 states and 72 transitions. [2022-11-21 22:33:30,004 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2022-11-21 22:33:30,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:33:30,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:30,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:30,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:30,098 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 22:33:30,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:30,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions. [2022-11-21 22:33:30,211 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2022-11-21 22:33:30,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:33:30,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:30,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:30,301 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 22:33:30,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:30,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2022-11-21 22:33:30,491 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2022-11-21 22:33:30,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:33:30,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:30,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:30,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:30,524 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 22:33:30,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:30,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 61 states and 69 transitions. [2022-11-21 22:33:30,602 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2022-11-21 22:33:30,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:33:30,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:30,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:30,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:30,622 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 22:33:30,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:30,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 60 states and 68 transitions. [2022-11-21 22:33:30,639 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2022-11-21 22:33:30,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:33:30,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:30,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:30,682 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 22:33:30,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:30,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 61 states and 69 transitions. [2022-11-21 22:33:30,713 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2022-11-21 22:33:30,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:33:30,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:30,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:30,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:30,801 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 22:33:30,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:30,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 60 states and 68 transitions. [2022-11-21 22:33:30,930 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2022-11-21 22:33:30,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:33:30,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:30,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:30,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:31,047 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 22:33:31,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:31,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 59 states and 67 transitions. [2022-11-21 22:33:31,268 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 67 transitions. [2022-11-21 22:33:31,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:33:31,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:31,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:31,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:31,291 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 22:33:31,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:31,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 58 states and 66 transitions. [2022-11-21 22:33:31,369 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 66 transitions. [2022-11-21 22:33:31,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:33:31,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:31,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:31,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:31,592 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 22:33:32,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:32,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 77 states and 88 transitions. [2022-11-21 22:33:32,466 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 88 transitions. [2022-11-21 22:33:32,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:33:32,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:32,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:32,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:32,503 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 22:33:32,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:32,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 77 states and 87 transitions. [2022-11-21 22:33:32,653 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions. [2022-11-21 22:33:32,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:33:32,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:32,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:32,695 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 22:33:32,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:32,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 77 states and 86 transitions. [2022-11-21 22:33:32,788 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2022-11-21 22:33:32,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:33:32,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:32,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:32,934 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 22:33:33,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:33,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 79 states and 93 transitions. [2022-11-21 22:33:33,206 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2022-11-21 22:33:33,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:33:33,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:33,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:33,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:33,238 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 22:33:33,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:33,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 79 states and 92 transitions. [2022-11-21 22:33:33,338 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 92 transitions. [2022-11-21 22:33:33,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:33:33,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:33,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:33,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:33,365 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 22:33:33,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:33,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 79 states and 91 transitions. [2022-11-21 22:33:33,453 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 91 transitions. [2022-11-21 22:33:33,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:33:33,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:33,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:33,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:33,481 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 22:33:33,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:33,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 79 states and 90 transitions. [2022-11-21 22:33:33,579 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 90 transitions. [2022-11-21 22:33:33,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:33:33,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:33,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:33,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:33,617 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 22:33:33,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:33,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 62 states and 71 transitions. [2022-11-21 22:33:33,716 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 71 transitions. [2022-11-21 22:33:33,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:33:33,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:33,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:33:33,725 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:33:33,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:33:33,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:33:33,816 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:33:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:33:33,858 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 48 iterations. [2022-11-21 22:33:33,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:33:33 ImpRootNode [2022-11-21 22:33:33,901 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:33:33,902 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:33:33,902 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:33:33,903 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:33:33,903 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:33:25" (3/4) ... [2022-11-21 22:33:33,905 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-21 22:33:33,980 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_505966d6-f9c2-4773-9e07-8eb3f19e3bea/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:33:33,983 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:33:33,984 INFO L158 Benchmark]: Toolchain (without parser) took 9666.28ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 113.4MB in the beginning and 150.6MB in the end (delta: -37.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:33:33,984 INFO L158 Benchmark]: CDTParser took 1.15ms. Allocated memory is still 104.9MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:33:33,984 INFO L158 Benchmark]: CACSL2BoogieTranslator took 438.91ms. Allocated memory is still 157.3MB. Free memory was 113.4MB in the beginning and 124.6MB in the end (delta: -11.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:33:33,985 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.48ms. Allocated memory is still 157.3MB. Free memory was 124.6MB in the beginning and 123.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:33:33,985 INFO L158 Benchmark]: Boogie Preprocessor took 26.23ms. Allocated memory is still 157.3MB. Free memory was 123.2MB in the beginning and 122.4MB in the end (delta: 785.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:33:33,985 INFO L158 Benchmark]: RCFGBuilder took 603.03ms. Allocated memory is still 157.3MB. Free memory was 122.4MB in the beginning and 106.4MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:33:33,986 INFO L158 Benchmark]: CodeCheck took 8445.48ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 106.4MB in the beginning and 152.7MB in the end (delta: -46.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:33:33,986 INFO L158 Benchmark]: Witness Printer took 80.80ms. Allocated memory is still 188.7MB. Free memory was 152.7MB in the beginning and 150.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:33:33,989 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, 83 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 8.3s, OverallIterations: 48, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5254 SdHoareTripleChecker+Valid, 23.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3952 mSDsluCounter, 560 SdHoareTripleChecker+Invalid, 18.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3592 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14165 IncrementalHoareTripleChecker+Invalid, 17757 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3592 mSolverCounterUnsat, 560 mSDtfsCounter, 14165 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5624 GetRequests, 5425 SyntacticMatches, 59 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16109 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 797 NumberOfCodeBlocks, 797 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 722 ConstructedInterpolants, 0 QuantifiedInterpolants, 1695 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 47 InterpolantComputations, 47 PerfectInterpolantSequences, 0/0 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 - CounterExampleResult [Line: 65]: integer overflow possible integer overflow possible We found a FailurePath: [L14] int x; [L15] int y; [L16] int z; [L17] y = __VERIFIER_nondet_int() [L18] z = __VERIFIER_nondet_int() [L19] COND FALSE !(__VERIFIER_nondet_int() != 0) [L22] x = -1 VAL [x=-1, y=-2147483640, z=0] [L24] COND FALSE !(x > 0) VAL [x=-1, y=-2147483640, z=0] [L27] EXPR x - 1 [L27] x = x - 1 VAL [x=-2, y=-2147483640, z=0] [L29] COND FALSE !(x > 0) VAL [x=-2, y=-2147483640, z=0] [L32] EXPR x - 1 [L32] x = x - 1 VAL [x=-3, y=-2147483640, z=0] [L34] COND FALSE !(x > 0) VAL [x=-3, y=-2147483640, z=0] [L37] EXPR x - 1 [L37] x = x - 1 VAL [x=-4, y=-2147483640, z=0] [L39] COND FALSE !(x > 0) VAL [x=-4, y=-2147483640, z=0] [L42] EXPR x - 1 [L42] x = x - 1 VAL [x=-5, y=-2147483640, z=0] [L44] COND FALSE !(x > 0) VAL [x=-5, y=-2147483640, z=0] [L47] EXPR x - 1 [L47] x = x - 1 VAL [x=-6, y=-2147483640, z=0] [L49] COND FALSE !(x > 0) VAL [x=-6, y=-2147483640, z=0] [L52] EXPR x - 1 [L52] x = x - 1 VAL [x=-7, y=-2147483640, z=0] [L54] COND FALSE !(x > 0) VAL [x=-7, y=-2147483640, z=0] [L57] EXPR x - 1 [L57] x = x - 1 VAL [x=-8, y=-2147483640, z=0] [L59] COND FALSE !(x > 0) VAL [x=-8, y=-2147483640, z=0] [L62] EXPR x - 1 [L62] x = x - 1 VAL [x=-9, y=-2147483640, z=0] [L64] COND TRUE y<100 && z<100 VAL [x=-9, y=-2147483640, z=0] [L65] y+x VAL [x=-9, y=-2147483640, z=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.15ms. Allocated memory is still 104.9MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 438.91ms. Allocated memory is still 157.3MB. Free memory was 113.4MB in the beginning and 124.6MB in the end (delta: -11.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.48ms. Allocated memory is still 157.3MB. Free memory was 124.6MB in the beginning and 123.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.23ms. Allocated memory is still 157.3MB. Free memory was 123.2MB in the beginning and 122.4MB in the end (delta: 785.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 603.03ms. Allocated memory is still 157.3MB. Free memory was 122.4MB in the beginning and 106.4MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 8445.48ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 106.4MB in the beginning and 152.7MB in the end (delta: -46.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 80.80ms. Allocated memory is still 188.7MB. Free memory was 152.7MB in the beginning and 150.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-11-21 22:33:34,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_505966d6-f9c2-4773-9e07-8eb3f19e3bea/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)