./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/egcd2-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb55341e-aa76-4886-9536-68a0ffc637a8/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb55341e-aa76-4886-9536-68a0ffc637a8/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_cb55341e-aa76-4886-9536-68a0ffc637a8/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb55341e-aa76-4886-9536-68a0ffc637a8/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/egcd2-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb55341e-aa76-4886-9536-68a0ffc637a8/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_cb55341e-aa76-4886-9536-68a0ffc637a8/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 4b8e7a0340ae3342090517f2a88c3de1beaa3d83173c8c0fc0ae95ebc1f42c80 --- 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 22:11:52,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:11:52,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:11:52,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:11:52,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:11:52,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:11:52,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:11:52,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:11:52,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:11:52,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:11:52,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:11:52,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:11:52,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:11:52,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:11:52,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:11:52,510 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:11:52,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:11:52,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:11:52,515 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:11:52,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:11:52,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:11:52,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:11:52,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:11:52,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:11:52,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:11:52,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:11:52,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:11:52,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:11:52,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:11:52,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:11:52,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:11:52,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:11:52,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:11:52,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:11:52,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:11:52,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:11:52,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:11:52,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:11:52,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:11:52,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:11:52,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:11:52,565 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb55341e-aa76-4886-9536-68a0ffc637a8/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:11:52,614 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:11:52,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:11:52,618 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:11:52,619 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:11:52,620 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:11:52,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:11:52,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:11:52,621 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:11:52,621 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:11:52,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:11:52,622 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:11:52,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:11:52,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:11:52,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:11:52,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:11:52,624 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:11:52,624 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:11:52,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:11:52,625 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:11:52,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:11:52,625 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:11:52,626 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:11:52,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:11:52,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:11:52,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:11:52,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:11:52,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:11:52,627 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:11:52,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:11:52,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:11:52,629 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_cb55341e-aa76-4886-9536-68a0ffc637a8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb55341e-aa76-4886-9536-68a0ffc637a8/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b8e7a0340ae3342090517f2a88c3de1beaa3d83173c8c0fc0ae95ebc1f42c80 [2022-11-21 22:11:53,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:11:53,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:11:53,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:11:53,059 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:11:53,060 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:11:53,061 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb55341e-aa76-4886-9536-68a0ffc637a8/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-nla/egcd2-both-nt.c [2022-11-21 22:11:56,234 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:11:56,452 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:11:56,453 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb55341e-aa76-4886-9536-68a0ffc637a8/sv-benchmarks/c/termination-nla/egcd2-both-nt.c [2022-11-21 22:11:56,461 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb55341e-aa76-4886-9536-68a0ffc637a8/bin/ukojak-jW3SillKbg/data/fa8878836/ea0b90d3587c46db8d3b2843acec8c1d/FLAGef6e9563d [2022-11-21 22:11:56,482 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb55341e-aa76-4886-9536-68a0ffc637a8/bin/ukojak-jW3SillKbg/data/fa8878836/ea0b90d3587c46db8d3b2843acec8c1d [2022-11-21 22:11:56,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:11:56,491 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:11:56,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:11:56,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:11:56,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:11:56,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:11:56" (1/1) ... [2022-11-21 22:11:56,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1763d57e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:56, skipping insertion in model container [2022-11-21 22:11:56,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:11:56" (1/1) ... [2022-11-21 22:11:56,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:11:56,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:11:56,682 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:11:56,688 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:11:56,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:11:56,714 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:11:56,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:56 WrapperNode [2022-11-21 22:11:56,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:11:56,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:11:56,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:11:56,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:11:56,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:56" (1/1) ... [2022-11-21 22:11:56,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:56" (1/1) ... [2022-11-21 22:11:56,749 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 75 [2022-11-21 22:11:56,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:11:56,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:11:56,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:11:56,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:11:56,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:56" (1/1) ... [2022-11-21 22:11:56,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:56" (1/1) ... [2022-11-21 22:11:56,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:56" (1/1) ... [2022-11-21 22:11:56,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:56" (1/1) ... [2022-11-21 22:11:56,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:56" (1/1) ... [2022-11-21 22:11:56,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:56" (1/1) ... [2022-11-21 22:11:56,792 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:56" (1/1) ... [2022-11-21 22:11:56,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:56" (1/1) ... [2022-11-21 22:11:56,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:11:56,802 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:11:56,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:11:56,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:11:56,807 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:56" (1/1) ... [2022-11-21 22:11:56,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:11:56,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb55341e-aa76-4886-9536-68a0ffc637a8/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:11:56,844 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb55341e-aa76-4886-9536-68a0ffc637a8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:11:56,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb55341e-aa76-4886-9536-68a0ffc637a8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:11:56,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:11:56,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:11:56,966 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:11:56,968 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:11:57,234 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:11:57,252 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:11:57,253 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:11:57,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:11:57 BoogieIcfgContainer [2022-11-21 22:11:57,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:11:57,257 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:11:57,257 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:11:57,270 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:11:57,270 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:11:57" (1/1) ... [2022-11-21 22:11:57,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:11:57,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:57,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 46 states and 51 transitions. [2022-11-21 22:11:57,344 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 51 transitions. [2022-11-21 22:11:57,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:11:57,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:57,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:57,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 22:11:57,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:11:57,711 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 22:11:57,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:57,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 49 states and 55 transitions. [2022-11-21 22:11:57,819 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2022-11-21 22:11:57,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:11:57,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:57,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:57,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 22:11:57,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:11:57,988 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 22:11:58,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:58,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 53 states and 63 transitions. [2022-11-21 22:11:58,132 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2022-11-21 22:11:58,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:11:58,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:58,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:58,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:58,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 22:11:58,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:11:58,263 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 22:11:58,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:58,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 58 states and 73 transitions. [2022-11-21 22:11:58,660 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2022-11-21 22:11:58,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:11:58,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:58,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:58,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 22:11:58,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:11:58,801 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 22:11:59,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:59,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2022-11-21 22:11:59,406 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2022-11-21 22:11:59,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:11:59,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:59,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:59,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 22:11:59,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:11:59,525 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 22:11:59,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:59,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 68 states and 90 transitions. [2022-11-21 22:11:59,940 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2022-11-21 22:11:59,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:11:59,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:59,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:59,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:59,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 22:11:59,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:00,087 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 22:12:00,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:00,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 70 states and 93 transitions. [2022-11-21 22:12:00,317 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 93 transitions. [2022-11-21 22:12:00,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:12:00,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:00,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:00,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:00,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 22:12:00,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:00,529 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 22:12:01,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:01,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 80 states and 109 transitions. [2022-11-21 22:12:01,645 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2022-11-21 22:12:01,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:12:01,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:01,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:01,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:01,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 22:12:01,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:01,735 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 22:12:03,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:03,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 91 states and 127 transitions. [2022-11-21 22:12:03,206 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 127 transitions. [2022-11-21 22:12:03,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:12:03,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:03,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:03,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:03,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 22:12:03,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:03,463 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 22:12:05,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:05,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 102 states and 146 transitions. [2022-11-21 22:12:05,419 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 146 transitions. [2022-11-21 22:12:05,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:12:05,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:05,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:05,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 22:12:05,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:05,458 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 22:12:05,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:05,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 103 states and 147 transitions. [2022-11-21 22:12:05,474 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2022-11-21 22:12:05,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:12:05,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:05,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:05,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:12:05,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:05,564 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 22:12:07,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:07,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 113 states and 165 transitions. [2022-11-21 22:12:07,472 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 165 transitions. [2022-11-21 22:12:07,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:12:07,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:07,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:07,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:07,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 22:12:07,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:07,693 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 22:12:08,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:08,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 120 states and 177 transitions. [2022-11-21 22:12:08,948 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 177 transitions. [2022-11-21 22:12:08,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:12:08,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:08,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:08,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:08,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:12:08,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:09,056 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 22:12:11,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:11,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 131 states and 202 transitions. [2022-11-21 22:12:11,246 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 202 transitions. [2022-11-21 22:12:11,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:12:11,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:11,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:11,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:11,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 22:12:11,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:11,547 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 22:12:12,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:12,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 137 states and 215 transitions. [2022-11-21 22:12:12,707 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 215 transitions. [2022-11-21 22:12:12,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:12:12,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:12,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:12,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:12,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:12:12,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:12,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:12:15,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:15,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 143 states and 230 transitions. [2022-11-21 22:12:15,551 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 230 transitions. [2022-11-21 22:12:15,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:12:15,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:15,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:15,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 22:12:15,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:15,779 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 22:12:19,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:19,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 158 states and 256 transitions. [2022-11-21 22:12:19,005 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 256 transitions. [2022-11-21 22:12:19,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:12:19,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:19,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:19,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:12:19,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:19,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:12:22,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:22,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 165 states and 275 transitions. [2022-11-21 22:12:22,106 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 275 transitions. [2022-11-21 22:12:22,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:12:22,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:22,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:22,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:22,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:12:22,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:22,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:12:22,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:22,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 166 states and 277 transitions. [2022-11-21 22:12:22,509 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 277 transitions. [2022-11-21 22:12:22,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:12:22,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:22,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:22,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 22:12:22,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:22,689 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 22:12:24,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:24,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 173 states and 289 transitions. [2022-11-21 22:12:24,313 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 289 transitions. [2022-11-21 22:12:24,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:12:24,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:24,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:24,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:24,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:12:24,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:24,627 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:12:32,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:32,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 181 states and 311 transitions. [2022-11-21 22:12:32,283 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 311 transitions. [2022-11-21 22:12:32,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:12:32,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:32,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:32,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:12:32,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:32,332 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:12:34,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:34,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 183 states and 315 transitions. [2022-11-21 22:12:34,611 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 315 transitions. [2022-11-21 22:12:34,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:12:34,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:34,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:34,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:12:34,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:34,648 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:12:38,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:38,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 184 states and 317 transitions. [2022-11-21 22:12:38,848 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 317 transitions. [2022-11-21 22:12:38,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:12:38,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:38,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:38,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:38,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 22:12:38,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:39,572 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 22:12:44,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:44,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 193 states and 336 transitions. [2022-11-21 22:12:44,049 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 336 transitions. [2022-11-21 22:12:44,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:12:44,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:44,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:44,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:12:44,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:44,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:12:54,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:54,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 202 states and 362 transitions. [2022-11-21 22:12:54,678 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 362 transitions. [2022-11-21 22:12:54,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:12:54,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:54,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:54,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:54,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:12:54,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:54,733 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:12:57,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:57,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 205 states and 368 transitions. [2022-11-21 22:12:57,123 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 368 transitions. [2022-11-21 22:12:57,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:12:57,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:57,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:57,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:57,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:12:57,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:57,168 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:12:59,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:12:59,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 207 states and 372 transitions. [2022-11-21 22:12:59,929 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 372 transitions. [2022-11-21 22:12:59,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:12:59,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:12:59,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:12:59,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:12:59,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:12:59,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:12:59,981 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:13:05,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:05,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 208 states and 374 transitions. [2022-11-21 22:13:05,566 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 374 transitions. [2022-11-21 22:13:05,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:13:05,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:05,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:05,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 22:13:05,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:13:06,584 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 22:13:13,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:13,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 218 states and 402 transitions. [2022-11-21 22:13:13,067 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 402 transitions. [2022-11-21 22:13:13,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:13:13,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:13,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:13,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:13,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:13:13,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:13:14,190 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:13:28,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:28,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 227 states and 425 transitions. [2022-11-21 22:13:28,937 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 425 transitions. [2022-11-21 22:13:28,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:13:28,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:28,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:28,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:28,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:13:28,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:13:28,977 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:13:33,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:33,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 230 states and 430 transitions. [2022-11-21 22:13:33,998 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 430 transitions. [2022-11-21 22:13:33,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:13:33,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:33,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:34,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:13:34,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:13:34,053 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:13:38,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:38,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 231 states and 431 transitions. [2022-11-21 22:13:38,271 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 431 transitions. [2022-11-21 22:13:38,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:13:38,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:38,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:38,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:13:38,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:13:38,311 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:13:41,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:41,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 232 states and 431 transitions. [2022-11-21 22:13:41,365 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 431 transitions. [2022-11-21 22:13:41,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:13:41,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:41,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:41,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:13:41,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:13:41,411 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:13:42,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:42,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 232 states and 430 transitions. [2022-11-21 22:13:42,660 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 430 transitions. [2022-11-21 22:13:42,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:13:42,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:42,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:42,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:13:42,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:13:43,780 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:16,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:16,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 241 states and 454 transitions. [2022-11-21 22:14:16,386 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 454 transitions. [2022-11-21 22:14:16,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:14:16,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:16,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:16,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:14:16,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:14:16,431 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:19,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:19,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 242 states and 455 transitions. [2022-11-21 22:14:19,930 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 455 transitions. [2022-11-21 22:14:19,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:14:19,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:19,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:19,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:19,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:14:19,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:14:19,979 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:28,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:28,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 244 states and 457 transitions. [2022-11-21 22:14:28,306 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 457 transitions. [2022-11-21 22:14:28,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:14:28,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:28,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:28,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:14:28,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:14:28,351 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:30,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:30,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 244 states and 456 transitions. [2022-11-21 22:14:30,810 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 456 transitions. [2022-11-21 22:14:30,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:14:30,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:30,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:30,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:30,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-21 22:14:30,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:14:31,299 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:35,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:35,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 253 states and 469 transitions. [2022-11-21 22:14:35,052 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 469 transitions. [2022-11-21 22:14:35,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:14:35,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:35,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:35,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 22:14:35,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:14:35,874 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:40,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:40,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 256 states and 480 transitions. [2022-11-21 22:14:40,803 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 480 transitions. [2022-11-21 22:14:40,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:14:40,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:40,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:40,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:40,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 22:14:40,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:14:40,906 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:50,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:50,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 262 states and 517 transitions. [2022-11-21 22:14:50,556 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 517 transitions. [2022-11-21 22:14:50,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:14:50,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:50,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:50,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 22:14:50,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:14:50,654 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:54,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:54,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 264 states and 525 transitions. [2022-11-21 22:14:54,513 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 525 transitions. [2022-11-21 22:14:54,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:14:54,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:54,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:54,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 22:14:54,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:14:54,613 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:57,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:57,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 266 states and 526 transitions. [2022-11-21 22:14:57,078 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 526 transitions. [2022-11-21 22:14:57,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:14:57,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:57,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:57,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:57,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 22:14:57,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:14:57,180 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:14:59,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:59,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 268 states and 529 transitions. [2022-11-21 22:14:59,671 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 529 transitions. [2022-11-21 22:14:59,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:14:59,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:59,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:59,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:14:59,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 22:14:59,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:14:59,780 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:15:01,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:01,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 269 states and 531 transitions. [2022-11-21 22:15:01,364 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 531 transitions. [2022-11-21 22:15:01,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:15:01,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:01,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:01,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:01,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 22:15:01,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:15:01,461 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:15:03,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:03,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 271 states and 534 transitions. [2022-11-21 22:15:03,710 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 534 transitions. [2022-11-21 22:15:03,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:15:03,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:03,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:03,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:03,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 22:15:03,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:15:03,800 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:15:04,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:04,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 272 states and 534 transitions. [2022-11-21 22:15:04,813 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 534 transitions. [2022-11-21 22:15:04,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:15:04,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:04,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:15:04,828 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:15:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:15:04,853 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 47 iterations. [2022-11-21 22:15:04,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:15:04 ImpRootNode [2022-11-21 22:15:04,891 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:15:04,892 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:15:04,892 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:15:04,892 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:15:04,893 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:11:57" (3/4) ... [2022-11-21 22:15:04,895 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-21 22:15:04,949 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb55341e-aa76-4886-9536-68a0ffc637a8/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:15:04,949 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:15:04,950 INFO L158 Benchmark]: Toolchain (without parser) took 188459.12ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 91.8MB in the beginning and 197.1MB in the end (delta: -105.3MB). Peak memory consumption was 181.0MB. Max. memory is 16.1GB. [2022-11-21 22:15:04,951 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 107.3MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:15:04,952 INFO L158 Benchmark]: CACSL2BoogieTranslator took 222.72ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 82.1MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:15:04,952 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.24ms. Allocated memory is still 142.6MB. Free memory was 82.1MB in the beginning and 80.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:15:04,953 INFO L158 Benchmark]: Boogie Preprocessor took 50.66ms. Allocated memory is still 142.6MB. Free memory was 80.5MB in the beginning and 79.6MB in the end (delta: 897.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:15:04,954 INFO L158 Benchmark]: RCFGBuilder took 453.76ms. Allocated memory was 142.6MB in the beginning and 203.4MB in the end (delta: 60.8MB). Free memory was 79.6MB in the beginning and 166.3MB in the end (delta: -86.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:15:04,955 INFO L158 Benchmark]: CodeCheck took 187634.62ms. Allocated memory was 203.4MB in the beginning and 427.8MB in the end (delta: 224.4MB). Free memory was 166.3MB in the beginning and 199.2MB in the end (delta: -32.9MB). Peak memory consumption was 193.0MB. Max. memory is 16.1GB. [2022-11-21 22:15:04,956 INFO L158 Benchmark]: Witness Printer took 57.70ms. Allocated memory is still 427.8MB. Free memory was 199.2MB in the beginning and 197.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:15:04,959 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, 46 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 187.6s, OverallIterations: 47, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15023 SdHoareTripleChecker+Valid, 94.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14387 mSDsluCounter, 5670 SdHoareTripleChecker+Invalid, 85.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4708 mSDsCounter, 2929 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 37594 IncrementalHoareTripleChecker+Invalid, 40523 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2929 mSolverCounterUnsat, 962 mSDtfsCounter, 37594 mSolverCounterSat, 1.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9013 GetRequests, 8037 SyntacticMatches, 250 SemanticMatches, 726 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 300488 ImplicationChecksByTransitivity, 177.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 9.2s InterpolantComputationTime, 873 NumberOfCodeBlocks, 873 NumberOfCodeBlocksAsserted, 47 NumberOfCheckSat, 802 ConstructedInterpolants, 0 QuantifiedInterpolants, 4554 SizeOfPredicates, 35 NumberOfNonLiveVariables, 2248 ConjunctsInSsa, 177 ConjunctsInUnsatCore, 46 InterpolantComputations, 46 PerfectInterpolantSequences, 146/146 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: 52]: integer overflow possible integer overflow possible We found a FailurePath: [L19] int x, y; [L20] int a, b, p, q, r, s, c, k; [L21] x = __VERIFIER_nondet_int() [L22] y = __VERIFIER_nondet_int() [L25] COND FALSE !(x<1) VAL [x=1, y=1073741825] [L28] COND FALSE !(y < 1) [L33] a = x [L34] b = y [L35] p = 1 [L36] q = 0 [L37] r = 0 [L38] s = 1 [L39] c = 0 [L40] k = 0 VAL [a=1, b=1073741825, c=0, k=0, p=1, q=0, r=0, s=1, x=1, y=1073741825] [L41] COND TRUE 1 VAL [a=1, b=1073741825, c=0, k=0, p=1, q=0, r=0, s=1, x=1, y=1073741825] [L42] COND FALSE !(!(b != 0)) [L44] c = a [L45] k = 0 VAL [a=1, b=1073741825, c=1, k=0, p=1, q=0, r=0, s=1, x=1, y=1073741825] [L47] EXPR y*r VAL [a=1, b=1073741825, c=1, k=0, p=1, q=0, r=0, s=1, x=1, y=1073741825] [L47] EXPR x*p VAL [a=1, b=1073741825, c=1, k=0, p=1, q=0, r=0, s=1, x=1, y=1073741825] [L47] EXPR y*r + x*p VAL [a=1, b=1073741825, c=1, k=0, p=1, q=0, r=0, s=1, x=1, y=1073741825] [L47] COND TRUE a == y*r + x*p VAL [a=1, b=1073741825, c=1, k=0, p=1, q=0, r=0, s=1, x=1, y=1073741825] [L52] EXPR c - b [L52] c = c - b VAL [a=1, b=1073741825, c=-1073741824, k=0, p=1, q=0, r=0, s=1, x=1, y=1073741825] [L53] EXPR k + 1 [L53] k = k + 1 VAL [a=1, b=1073741825, c=-1073741824, k=1, p=1, q=0, r=0, s=1, x=1, y=1073741825] [L47] EXPR y*r VAL [a=1, b=1073741825, c=-1073741824, k=1, p=1, q=0, r=0, s=1, x=1, y=1073741825] [L47] EXPR x*p VAL [a=1, b=1073741825, c=-1073741824, k=1, p=1, q=0, r=0, s=1, x=1, y=1073741825] [L47] EXPR y*r + x*p VAL [a=1, b=1073741825, c=-1073741824, k=1, p=1, q=0, r=0, s=1, x=1, y=1073741825] [L47] COND TRUE a == y*r + x*p VAL [a=1, b=1073741825, c=-1073741824, k=1, p=1, q=0, r=0, s=1, x=1, y=1073741825] [L52] c - b VAL [a=1, b=1073741825, c=-1073741824, k=1, p=1, q=0, r=0, s=1, x=1, y=1073741825] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 107.3MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 222.72ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 82.1MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.24ms. Allocated memory is still 142.6MB. Free memory was 82.1MB in the beginning and 80.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.66ms. Allocated memory is still 142.6MB. Free memory was 80.5MB in the beginning and 79.6MB in the end (delta: 897.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 453.76ms. Allocated memory was 142.6MB in the beginning and 203.4MB in the end (delta: 60.8MB). Free memory was 79.6MB in the beginning and 166.3MB in the end (delta: -86.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 187634.62ms. Allocated memory was 203.4MB in the beginning and 427.8MB in the end (delta: 224.4MB). Free memory was 166.3MB in the beginning and 199.2MB in the end (delta: -32.9MB). Peak memory consumption was 193.0MB. Max. memory is 16.1GB. * Witness Printer took 57.70ms. Allocated memory is still 427.8MB. Free memory was 199.2MB in the beginning and 197.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-11-21 22:15:05,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb55341e-aa76-4886-9536-68a0ffc637a8/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)